Page 2 - WARNING
ii Revision History Refer to the table below for the updates made to the Aspire 4253/4253G service guide. Service guide files and updates are available on the ACER/CSD Website. For more information, go to http://csd.acer.com.tw . The information in this guide is subject to change without notice. The...
Page 3 - file name
iii Computer output (text that represents information displayed on a computer screen, such as menus, prompts, responses to input, and error messages) are shown in constant width. Example: [01] The server has been stopped User input (text that represents information entered by a computer user, such a...
Page 4 - General information
iv General information 0 This service guide provides all technical information relating to the basic configuration for Acer global product offering. To better fit local market requirements and enhance product competitiveness, your regional office may have decided to extend the functionality of a mac...
Page 11 - CHAPTER; Hardware Specifications
Page 15 - Hardware Specifications and Configurations; Features; Operating System
Hardware Specifications and Configurations 1-5 Hardware Specifications and Configurations Features 0 Below is a summary of the computer’s features: Operating System 0 Genuine Windows ® 7 Home Premium 64-bit Genuine Windows ® 7 Home Basic 64-bit Platform 0 AMD E-Series processor E-240/E-350 (512 KB /...
Page 17 - Optical Media Drive
Hardware Specifications and Configurations 1-7 Optical Media Drive 0 8X DVD-Super Multi double-layer drive: Read: 24X CD-ROM, 24X CD-R, 24X CD-RW, 8X DVD-ROM, 8X DVD-R, 8X DVD+R, 6X DVD-ROM DL, 6X DVD-R DL, 6X DVD+R DL, 6X DVD-RW, 6X DVD+RW, 5X DVD-RAM Write: 24X CD-R, 16X CD-RW, 8X DVD-R, 8X DVD+R,...
Page 19 - Software
Hardware Specifications and Configurations 1-9 Software 0 Productivity Acer Backup Manager Acer ePower Management Acer eRecovery Management Adobe ® Flash ® Player 10.1 Adobe ® Reader ® 9.1 Barnes & Noble Desktop Reader (US only) Bing™ Bar eSobi™ Microsoft ® Office 2010 preloaded (purchase a prod...
Page 20 - Notebook Tour; Top View
1-10 Hardware Specifications and Configurations Notebook Tour 0 Figure 1-1. Top View Table 1-1. Top View # Icon Item Description 1 Acer Crystal Eye webcam Web camera for video communication. (only for certain models) 2 Display screen Also called Liquid-Crystal Display (LCD), displays computer output...
Page 22 - Closed Front View
1-12 Hardware Specifications and Configurations Figure 1-2. Closed Front View Table 1-2. Closed Front View # Icon Item Description 1 Microphone jack Accepts inputs from external microphones. Headphone/speaker/line-out jack Connects to audio line-out devices (e.g., speakers, headphones). 1 2
Page 23 - Rear View
Hardware Specifications and Configurations 1-13 Figure 1-3. Rear View Table 1-3. Rear View # Icon Item Description 1 Battery bay Houses the computer's battery pack. 1
Page 25 - Right View
Hardware Specifications and Configurations 1-15 Figure 1-5. Right View Table 1-5. Right View # Icon Item Description 1 USB 2.0 ports Connect to USB 2.0 devices (e.g., USB mouse, USB camera). 2 Optical drive Internal optical drive; accepts CDs or DVDs. 3 Optical disk access indicator Lights up when t...
Page 27 - Touchpad Basics; Touchpad
Hardware Specifications and Configurations 1-17 Touchpad Basics 0 Figure 1-7. Touchpad Move your finger across the Touchpad (1) to move the cursor. Press the left (2) and right (3) buttons located beneath the Touchpad to perform selection and execution functions. These two buttons are the equivalent...
Page 28 - Using the Keyboard; Lock Keys; Embedded Numeric Keypad
1-18 Hardware Specifications and Configurations Using the Keyboard 0 The computer has a close-to-full-sized keyboard and an embedded numeric keypad, separate cursor, lock, function and special keys. Figure 1-8. Keyboard Lock Keys Lock Keys 0 The keyboard has three lock keys which can be toggled on a...
Page 29 - Windows Keys; Key
Hardware Specifications and Configurations 1-19 Windows Keys 0 The keyboard has two keys that perform Windows-specific functions. Windows Logo key Application key Key Description Windows Logo key Pressed alone, this key has the same effect as clicking on the Windows Start button; it launches the Sta...
Page 30 - Hotkeys; Keyboard Hotkeys
1-20 Hardware Specifications and Configurations Hotkeys 0 The computer employs hotkeys or key combinations to access most of the computer's controls like screen brightness and volume output. Figure 1-9. Keyboard Hotkeys To activate hotkeys, press and hold the <Fn> key before pressing the other...
Page 32 - System Block Diagram; SYSTEM DIAGRAM
1-22 Hardware Specifications and Configurations System Block Diagram Figure 1-10. System Block Diagram Key b o a rd To u c h P a d LAN Ath e ro s A R 8151L re v .B R J45 HT3 P0 (10/100/1000) S p eaker C N Winbond KBC LP C 19m m X 1 9m m 413pi n BG A Az a lia Zacat e A M D Brazos Bl u e T o o th on b...
Page 33 - Specification Tables; Computer specifications
Hardware Specifications and Configurations 1-23 Specification Tables 0 Computer specifications Item Metric Imperial Dimensions Length 245 mm 9.64 in Width 342 mm 13.46 in Height (front to rear) 19.4/25.4 mm 0.76/0.99 in Weight (equipped with optical drive, flash drive, and battery) 2.15 kg with 6-ce...
Page 35 - CPU Fan True Value Table)
Hardware Specifications and Configurations 1-25 CPU Fan True Value Table) GPU Fan True Value Table) System Memory Temperature (°C) Fan Speed (RPM) SPL Spec (dBA) Fan on = 45C; Fan Off = 42C 2350 28 Fan on = 50C; Fan Off = 48C 2800 31 Fan on = 58C; Fan Off = 56C 3100 34 Fan on = 63C; Fan Off = 61C 35...
Page 39 - Item
Hardware Specifications and Configurations 1-29 Hard Disk Drive (AVL components) (Continued) Item Specification Vendor & Model Name Hitachi HTS545040B9A300/HTS545040B9SA00, Seagate ST9400326AS Hitachi HTS545050B9A300, HTS545050B9SA00 Seagate ST9500325AS, ST9500325ASG WD WD5000BPVT WD WD6400BPVT ...
Page 53 - System Interrupt Specification
Hardware Specifications and Configurations 1-43 System Interrupt Specification Hardware IRQ System Function IRQ0 System timer IRQ1 Standard 101-/102-Key or Microsoft® Natural Keyboard IRQ2 Cascaded IRQ3 Hudson-M1 define IRQ5* Conexant AC-Link Audio Intel 82801DB/DBM SMBus Controller-24C3 Data Fax Mo...
Page 54 - System IO Address Map
1-44 Hardware Specifications and Configurations System IO Address Map I/O address (hex) System Function (shipping configuration) 000 - 00F DMA controller no. 1 010 - 01F Unused 020 - 021 Interrupt controller no. 1 022 - 024 Opti chipset configuration registers 025 - 03F Unused 02E - 02F 87334 "S...
Page 55 - System I/O Address Specifications
Hardware Specifications and Configurations 1-45 System I/O Address Specifications I/O address (hex) System Function (shipping configuration) 220 - 22F Entertainment audio 230 - 26D Unused 26E - 26 Unused 278 - 27F Unused 280 - 2AB Unused 2A0 - 2A7 Unused 2A8 - 2E7 Unused 2E8 - 2EF Reserved serial po...
Page 57 - System Utilities
Page 59 - BIOS Setup Utility; Navigating the BIOS Utility; NOTE
System Utilities 2-3 System Utilities BIOS Setup Utility 0 This utility is a hardware configuration program built into a computer’s BIOS (Basic Input/Output System). The utility is pre-configured and optimized so most users do not need to run it. If configuration problems occur, the setup utility ma...
Page 60 - BIOS; Information; BIOS Information
2-4 System Utilities BIOS 0 The following is a description of the tabs found on the InsydeH20 BIOS Setup Utility screen: NOTE: NOTE : The screens provided are for reference only. Actual values may differ by model. Information 0 The Information tab shows a summary of computer hardware information. Fi...
Page 61 - Parameter
System Utilities 2-5 VGA BIOS Version VGA (video graphics array) firmware version of system Serial Number Serial number of unit Asset Tag Number Asset tag number of system Product Name Product name of the system Manufacturer Name Manufacturer of system UUID Universally Unique Identifier Table 2-1. B...
Page 62 - Main; BIOS Main
2-6 System Utilities Main 0 The Main tab allows the user to set system time and date, enable or disable boot option and enable or disable recovery. Figure 2-2. BIOS Main Table 2-2 describes the parameters shown in Figure 2-2. Table 2-2. BIOS Main Parameter Description Format/Option System Time BIOS ...
Page 64 - Security; BIOS Security
2-8 System Utilities Security 0 The Security tab shows parameters that safeguard and protect the computer from unauthorized use. Figure 2-3. BIOS Security Table 2-3 describes the parameters shown in Figure 2-3. Table 2-3. BIOS Security Parameter Description Option Supervisor Password Is Supervisor p...
Page 65 - Setting a Password; Set Supervisor Password; Removing a Password; Set Supervisor Password
System Utilities 2-9 NOTE: NOTE : When prompted to enter password, three attempts are allowed before system halts. Resetting BIOS password may require computer be returned to dealer. Setting a Password 0 Perform the following to set user or supervisor passwords: 1. Use the ↑ and ↓ keys to highlight ...
Page 66 - Setup Notice
2-10 System Utilities 2. Type current password in Enter Current Password field and press Enter . 3. Press Enter twice without typing anything in Enter New Password and Confirm New Password fields. Computer will set Supervisor Password parameter to Clear . 4. Press F10 to save changes and exit the BI...
Page 67 - Setup Warning: Invalid Password; Setup Warning: Passwords Do Not Match
System Utilities 2-11 Figure 2-8. Setup Warning: Invalid Password If new password and confirm new password strings do not match, the Setup Warning dialog appears (Figure 2-9). Figure 2-9. Setup Warning: Passwords Do Not Match
Page 68 - Boot; BIOS Boot
2-12 System Utilities Boot 0 The Boot tab allows changes to the order of boot devices used to load the operating system. Bootable devices include the: USB diskette drives Onboard hard disk drive DVD drive in the module bay Use ↑ and ↓ keys to select a device and press F5 or F6 to change the value. F...
Page 69 - Exit; BIOS Exit
System Utilities 2-13 Exit 0 The Exit tab allows users to save or discard changes and quit the BIOS Setup Utility . Figure 2-11. BIOS Exit Table 2-4 describes the parameters in Figure 2-11. Table 2-4. Exit Parameters Parameter Description Exit Saving Changes Exit BIOS utility and save setup item cha...
Page 70 - BIOS Flash Utilities
2-14 System Utilities BIOS Flash Utilities 0 BIOS Flash memory updates are required for the following conditions: New versions of system programs New features or options Restore a BIOS when it becomes corrupted. Use the Flash utility to update the system BIOS Flash ROM. NOTE: NOTE : If a Crisis Reco...
Page 72 - DOS Flash Process; AC Power Warning
2-16 System Utilities Figure 2-13. DOS Flash Process 5. Flash is complete when the message, Flash Programming Complete is shown. System will restart automatically when finished. NOTE: NOTE : If AC power is not connected, the following message is shown (Figure 2-14). Plug in the AC power to continue....
Page 73 - WinFlash Utility; InsydeFlash
System Utilities 2-17 WinFlash Utility 0 Perform the following to use the WinFlash Utility: 1. Double-click WinFlash executable. 2. Click OK to begin update. A progress screen is shown. (Figure 2-15) Figure 2-15. InsydeFlash
Page 74 - Clearing BIOS Passwords; CAUTION; Password Error Status
2-18 System Utilities Clearing BIOS Passwords 0 CAUTION : ! If Power-on Password authentication is enabled, the BIOS password can only be cleared by initiating the Crisis Disk Recovery procedure or flashing the BIOS. See Crisis Disk Recovery . This section provides details about removing HDD/BIOS pa...
Page 75 - Removing BIOS Passwords; CMOS Jumper; Supervisor Password Error
System Utilities 2-19 Removing BIOS Passwords 0 (Hardware method) To clear User or Supervisor passwords, remove lower cover and use a metal instrument to short the CMOS jumper. Figure 2-18. CMOS Jumper (Software method) If wrong supervisor password is entered three times, the message System will hal...
Page 76 - Clear Supervisor Password Utility
2-20 System Utilities If user is unable to obtain correct password then it must be removed. There are two methods to do this. Method 1: 0 If BIOS menu item Power on Password is set to Enabled , then Crisis Recovery disc must be used. Method 2: 0 If BIOS menu item Power on Password is set to Disabled...
Page 77 - Miscellaneous Tools; Using DMITools; Verifying DMI pool data,; DMI Tools Main Menu Screen
System Utilities 2-21 Miscellaneous Tools 0 Using DMITools 0 The DMI (Desktop Management Interface) Tool copies BIOS information to EEPROM (Electrically Erasable Programmable Read-Only Memory). Used in the DMI pool for hardware management. When the BIOS shows Verifying DMI pool data, it is checking ...
Page 78 - Asset Tag Menu Item; Product Name Menu Item
2-22 System Utilities 3. Press 1 to modify the asset tag key. Figure 2-22. Asset Tag Menu Item 4. Press 2 to modify the product number key. Figure 2-23. Product Name Menu Item
Page 79 - Serial Number Menu Item
System Utilities 2-23 5. Press 3 to modify serial number key. Figure 2-24. Serial Number Menu Item 6. Press 4 to modify the 1394 GUID number key. Figure 2-25. 1394 GUID Number Menu Item 7. Press 0 to exit.
Page 80 - VEEPROM Command Prompt
2-24 System Utilities 8. At the command prompt, type VEEPROM to write any changes in the data to the EEPROM. Figure 2-26. VEEPROM Command Prompt NOTE: NOTE : When using any of the write options, restart the system to make the new DMI data effective.
Page 81 - Using the LAN MAC EEPROM Utility; LAN MAC EEPROM
System Utilities 2-25 Using the LAN MAC EEPROM Utility 0 Perform the following steps to write MAC (Media Access Control) information to EEPROM: Use theP .BAT utility to write the MAC.CFG file to the EEPROM under DOS mode. 1. Use a text editor (Ex: Notepad) to open the MAC.CFG file. See the MAC.CFG c...
Page 82 - USB Flash Crisis Disk
2-26 System Utilities Crisis Disk Recovery 0 1. Plug in the USB flash disk. 2. Select the Fast Format option and click Start . Then click Next . Figure 2-28. USB Flash Crisis Disk 3. Click Format and then Exit to complete the operation. Figure 2-29. USB Flash Crisis Disk
Page 85 - Machine Maintenance Procedures
Page 89 - Introduction; Screw List
Machine Maintenance Procedures 3-5 Machine Maintenance Procedures Introduction 0 This chapter contains general information about the computer, a list of tools needed to do the required maintenance and step by step procedures on how to remove and install components from the computer. General Informat...
Page 90 - Maintenance Flowchart; Maintenance Flow
3-6 Machine Maintenance Procedures Maintenance Flowchart 0 The flowchart in Figure 3-1 shows a graphic representation of the module removal and installation sequences. It shows information on what components may need to be removed and installed during servicing. Figure 3-1. Maintenance Flow Battery ...
Page 91 - Getting Started; AC Adapter Outlet
Machine Maintenance Procedures 3-7 Getting Started 0 Flowchart Figure 3-1 identifies sections for the removal and install sequence. Follow the order of the sequence to avoid damage to any of the hardware components. Do the following prior to starting any maintenance procedures: 1. Remove power (A) f...
Page 92 - Battery Pack Removal; Battery; Battery Pack Installation
3-8 Machine Maintenance Procedures Battery Pack Removal 0 1. Put computer on flat surface, battery side up. 2. Push battery lock/unlock latch (A) to unlock position (Figure 3-3). 3. Push and hold battery release latch (B) to release position (Figure 3-3). 4. Lift battery pack (C) from battery bay (F...
Page 93 - Dummy Card Removal; Dummy Card; Dummy Card Installation
Machine Maintenance Procedures 3-9 Dummy Card Removal 0 1. Push dummy card (A) in to release it from the spring latch (Figure 3-4). 2. Remove dummy card (A) (Figure 3-4). Figure 3-4. Dummy Card Dummy Card Installation 0 1. Insert dummy card (A) (Figure 3-4). 2. Push card until spring latch locks. A
Page 94 - Keyboard Removal; Keyboard Latches
3-10 Machine Maintenance Procedures Keyboard Removal 0 Prerequisite: Battery Pack Removal 1. Release seven (7) latches from the keyboard (Figure 3-5). Figure 3-5. Keyboard Latches 2. Turn the keyboard over so that the keys are face down on the palm rest (C) (Figure 3-6). 3. Disconnect keyboard FPC (...
Page 95 - Keyboard Installation
Machine Maintenance Procedures 3-11 CAUTION : ! Keyboard FPC (Flexible Printed Circuit) can be damaged if removed while mainboard connector is locked. Keyboard Installation 0 1. Put the keyboard face down on the palm rest (C). Refer to Figure 3-6 . 2. Connect keyboard FPC (A) to mainboard connector ...
Page 96 - ODD Module in Lower Cover
3-12 Machine Maintenance Procedures ODD (Optical Disk Drive) Module Removal 0 Prerequisite: Battery Pack Removal 1. Remove one (1) screw (A) from lower cover (Figure 3-7). Figure 3-7. ODD Module in Lower Cover 2. Remove ODD module (B) from ODD bay (Figure 3-7). 3. Remove two (2) screws (C) from ODD ...
Page 97 - ODD Module Installation
Machine Maintenance Procedures 3-13 ODD Module Installation 0 1. Install ODD bezel (E) on ODD module (Figure 3-8). 2. Install ODD bracket (D) on ODD module. 3. Secure two (2) screws (C). 4. Insert ODD module (B) into ODD module bay. Refer to Figure 3-7 . 5. Install and secure screw (A) to lower cove...
Page 98 - Lower Cover Removal; Lower Cover Screw Location
3-14 Machine Maintenance Procedures Lower Cover Removal 0 Prerequisite: ODD (Optical Disk Drive) Module Removal 1. Remove twenty three (23) securing screws from the lower cover . Refer to Figure 3-9. Figure 3-9. Lower Cover Screw Location
Page 99 - Lower Cover Installation
Machine Maintenance Procedures 3-15 2. Grasp the lower cover by the ODD bay (A) and the fan duct (B) and lift the lower cover from the upper cover ( Figure 3-10). Figure 3-10. Lower Cover Removal Lower Cover Installation 0 1. Align and lower cover onto the device (Figure 3-10 ) . 2. Install and secu...
Page 100 - Component Location
3-16 Machine Maintenance Procedures DIMM (Dual In-line Memory Module) Module Removal 0 Prerequisite: Lower Cover Removal 1. Find DIMM (D) on lower cover (Figure 3-11 ) . Figure 3-11. Component Location 2. Push DIMM clips (A) outwards (Figure 3-12 ) . Figure 3-12. DIMM Modules A B C D E F A A A B
Page 101 - DIMM Module Installation
Machine Maintenance Procedures 3-17 3. Disconnect DIMM out of mainboard connector (B). Refer to Figure 3-12 . 4. Repeat steps 2 and 3 for remaining modules. DIMM Module Installation 0 1. Connect DIMM into mainboard connector (B). Refer to Figure 3-12 . 2. Push down on DIMM until module clips (A) loc...
Page 102 - WLAN (Wireless Local Area Network) Module Removal; WLAN Module
3-18 Machine Maintenance Procedures WLAN (Wireless Local Area Network) Module Removal 0 Prerequisite: Lower Cover Removal 1. Find WLAN module (C) on lower cover. Refer to Figure 3-11 . 2. Disconnect main (A) and auxiliary (B) antenna cables from module ( Figure 3-13 ) . Figure 3-13. WLAN Module 3. R...
Page 103 - WLAN Module Installation
Machine Maintenance Procedures 3-19 4. Remove one (1) screw (C) from mainboard. Refer to Figure 3-13 . 5. Remove module from mainboard connector (D). Refer to Figure 3-13 . WLAN Module Installation 0 1. Put module into mainboard connector (D). Refer to Figure 3-13 . 2. Install and secure one (1) scr...
Page 104 - USB Module Removal; USB module; USB Module Installation
3-20 Machine Maintenance Procedures USB Module Removal 0 Prerequisite: Lower Cover Removal 1. Find USB module (F) on lower cover as shown on Figure 3-11 . 2. Disconnect USB module FFC (A) from USB module connector (B) (Figure 3-15 ) . 3. Disconnect and remove USB module FFC (A) from mainboard connec...
Page 105 - RTC Battery Removal; RTC Battery; RTC Battery Installation
Machine Maintenance Procedures 3-21 RTC Battery Removal 0 Prerequisite: Lower Cover Removal 1. Find RTC battery (B) on mainboard as shown on Figure 3-11 . 2. Using plastic tweezers, push the RTC battery through the gap in the mainboard connector (A) to release the battery (Figure 3-16 ) . Figure 3-1...
Page 106 - Bluetooth Module Removal; Bluetooth Module
3-22 Machine Maintenance Procedures Bluetooth Module Removal 0 Prerequisite: Lower Cover Removal 1. Find Bluetooth module (E) on upper cover. Refer to Figure 3-11 . 2. Disconnect Bluetooth cable (C) from mainboard connector (Figure 3-17 ) . 3. Release the Bluetooth board (A) from the board guide (B)...
Page 107 - Bluetooth Module Installation
Machine Maintenance Procedures 3-23 5. Disconnect Bluetooth cable (A) from Bluetooth module connector (B) (Figure 3-19 ) . Figure 3-19. Bluetooth Module Bluetooth Module Installation 0 1. Connect Bluetooth cable (B) to Bluetooth module (A) (Figure 3-19 ) . 2. Install and secure Bluetooth module (A) ...
Page 108 - Thermal Module Removal; Thermal Module
3-24 Machine Maintenance Procedures Thermal Module Removal 0 Prerequisite: Lower Cover Removal 1. Find thermal module (A) on mainboard. Refer to Figure 3-11 . 2. Remove the WLAN antennas from cable guides. Refer to Figure 3-14 . 3. Loosen four (4) captive screws (A). Refer to Figure 3-20 . 4. Loosen...
Page 109 - Thermal Module Installation
Machine Maintenance Procedures 3-25 7. Remove thermal module from mainboard as shown in Figure 3-21. Figure 3-21. Thermal Module Thermal Module Installation 0 IMPORTANT : + Apply approved thermal grease and ensure all heat pads are in position before replacing module. CAUTION : ! Use caution when ap...
Page 111 - HDD Module Location
Machine Maintenance Procedures 3-27 HDD (Hard Disk Drive) Module Removal 0 Prerequisite: USB Module Installation 1. Find HDD module (A) on lower cover (Figure 3-22). Figure 3-22. HDD Module Location 2. Remove one (1) screw (B) from the upper cover (Figure 3-23). Figure 3-23. HDD Module Screw Locatio...
Page 112 - HDD Module; HDD Module Installation
3-28 Machine Maintenance Procedures 3. Remove HDD module from mainboard connector (C). Refer to Figure 3-23 . 4. Remove HDD module from upper cover. 5. Remove four (4) screws (D) from HDD bracket (E) (Figure 3-24 ) . Figure 3-24. HDD Module 6. Remove HDD bracket (B) from HDD module. HDD Module Insta...
Page 113 - Mainboard Removal; Mainboard Location
Machine Maintenance Procedures 3-29 Mainboard Removal 0 Prerequisite: Thermal Module Removal 1. Find mainboard (A) on lower cover (Figure 3-25). Figure 3-25. Mainboard Location 2. Disconnect speaker cable from mainboard connector (C) (Figure 3-25). 3. Disconnect Bluetooth cable from mainboard connec...
Page 114 - Mainboard; Mainboard Installation
3-30 Machine Maintenance Procedures Figure 3-26. Mainboard IMPORTANT : + Circuit boards >10 cm² have been highlighted with a yellow rectangle as shown in Figure 3-26. Remove the Circuit board and follow local regulations for disposal. Mainboard Installation 0 1. Put mainboard onto upper cover (Fi...
Page 115 - LCD (Liquid Crystal Display) Module Removal; LCD Hinge Screws
Machine Maintenance Procedures 3-31 LCD (Liquid Crystal Display) Module Removal 0 Prerequisite: Mainboard Removal 1. Remove four (4) screws (A) from LCD hinges (Figure 3-27). Figure 3-27. LCD Hinge Screws 2. Remove the upper cover from the LCD module (Figure 3-28). Figure 3-28. LCD Module A A
Page 116 - LCD Module Installation
3-32 Machine Maintenance Procedures CAUTION : ! Make sure all cables are moved away from the device to avoid damage during removal. LCD Module Installation 0 1. Align LCD hinges with the hinge guides on the upper cover. 2. Install and secure four (4) screws (A). Refer to Figure 3-27 . 3. Install mai...
Page 117 - Speaker Removal; Speaker
Machine Maintenance Procedures 3-33 Speaker Removal 0 Prerequisite: Mainboard Removal 1. Find speaker (A) on upper cover as shown on Figure 3-29. 2. Remove four (4) screws (B,C) from the speaker cable bracket (Figure 3-29 ) . 3. Remove speaker bracket (D) from upper cover (Figure 3-29 ) . Figure 3-2...
Page 118 - Speaker Installation
3-34 Machine Maintenance Procedures Speaker Installation 0 1. Put speaker cable (F) into cable guides (Figure 3-30). 2. Put speaker into the upper cover (Figure 3-30). 3. Secure speaker with two (2) captive screws (E) (Figure 3-30 ) . 4. Install speaker bracket (D) onto upper cover. Refer to Figure ...
Page 119 - LCD Bezel Removal; LCD Bezel
Machine Maintenance Procedures 3-35 LCD Bezel Removal 0 Prerequisite: LCD (Liquid Crystal Display) Module Removal 1. Remove two (2) screws (A) from the LCD module (Figure 3-31). Figure 3-31. LCD Bezel 2. Lift the bottom of the bezel up releasing it from the latches (Figure 3-32). Figure 3-32. LCD Be...
Page 120 - LCD Bezel Installation
3-36 Machine Maintenance Procedures 3. Continue along the sides of the bezel until all the latches have been released (Figure 3-33). Figure 3-33. LCD Bezel 4. Lift the bezel from LCD module. LCD Bezel Installation 0 1. Put LCD bezel on the LCD module. Refer to Figure 3-31 . 2. Press along the edges ...
Page 121 - Camera Module Removal; Camera Module Location; Camera Cable
Machine Maintenance Procedures 3-37 Camera Module Removal 0 Prerequisite: LCD Bezel Removal 1. Find the camera module (A) in the LCD module (Figure 3-34). Figure 3-34. Camera Module Location 2. Disconnect the camera cable (A) from connector (B) (Figure 3-35). NOTE: NOTE : Use care not to damage the ...
Page 122 - Camera Module Installation
3-38 Machine Maintenance Procedures Camera Module Installation 0 1. Put camera module on the LCD module. Refer to Figure 3-34 . 2. Connect the camera cable (A) to connector (B). Refer to Figure 3-35 . 3. Install LCD bezel.
Page 123 - LCD Panel Removal; LCD Panel
Machine Maintenance Procedures 3-39 LCD Panel Removal 0 Prerequisite: LCD Bezel Removal 1. Remove the six (6) screws (A) from the LCD panel (Figure 3-36). Figure 3-36. LCD Panel 2. Remove the LVDS cable (C) from the cable guides (Figure 3-37). Figure 3-37. LVDS Cable 3. Lift the LCD panel (B) from L...
Page 124 - LCD Panel Installation
3-40 Machine Maintenance Procedures LCD Panel Installation 0 1. Put LCD panel on the LCD cover. Refer to Figure 3-36 . 2. Put LVDS cable (C) in the cable guides. Refer to Figure 3-37 . 3. Install and secure six (6) screws (A) to the LCD panel. Refer to Figure 3-36 . 4. Install LCD bezel. ID Size Qua...
Page 125 - LCD Bracket Removal; LCD Bracket; LCD Bracket Installation
Machine Maintenance Procedures 3-41 LCD Bracket Removal 0 Prerequisite: LCD Panel Removal 1. Remove the four (4) screws (A) (Figure 3-38). Figure 3-38. LCD Bracket 2. Remove LCD bracket from the LCD panel. LCD Bracket Installation 0 1. Put LCD bracket on the LCD panel (Figure 3-38). 2. Install and s...
Page 126 - LVDS Cable Removal; LVDS Cable
3-42 Machine Maintenance Procedures LVDS Cable Removal 0 Prerequisite: LCD Panel Removal 1. Remove LVDS cable (A) from the adhesive on the rear of the LCD panel (Figure 3-39). Figure 3-39. LVDS Cable 2. Remove the yellow tape (B) securing the LVDS cable to the LCD panel connector (Figure 3-40). Figu...
Page 127 - LVDS Cable Installation
Machine Maintenance Procedures 3-43 3. Starting from the top, remove the clear mylar tape (C) and disconnect the LVDS cable from the LCD panel connector (D) (Figure 3-41). Figure 3-41. LVDS Cable LVDS Cable Installation 0 1. Put LVDS cable into the LCD panel connector (D) and secure clear mylar tape...
Page 128 - WLAN Antenna Removal; WLAN Antenna; WLAN Antenna Installation
3-44 Machine Maintenance Procedures WLAN Antenna Removal 0 Prerequisite: LCD Panel Removal 1. Remove black (A) and white (B) WLAN antennas. Figure 3-42. WLAN Antenna 2. Remove antenna cables from cable guides. WLAN Antenna Installation 0 1. Put antenna cables into cable guides. Refer to Figure 3-42 ...
Page 129 - Troubleshooting
Page 131 - Common Problems
Troubleshooting 4-3 Troubleshooting Introduction 0 This chapter contains information about troubleshooting common problems associated with the notebook. General Information 0 The following procedures are a guide for troubleshooting computer problems. The step by step procedures are designed to be pe...
Page 132 - Power On Issues; Power On Issue; Computer Shuts Down Intermittently
4-4 Troubleshooting Power On Issues 0 If the system does not power on, perform the following: Figure 4-1. Power On Issue Computer Shuts Down Intermittently 0 If the system powers off at intervals, perform the following. 1. Makes sure the power cable is properly connected to the computer and the elec...
Page 133 - No Display Issues; No Display Issue; No POST or Video
Troubleshooting 4-5 No Display Issues 0 If the Display does not work, perform the following: Figure 4-2. No Display Issue No POST or Video 0 If the POST or video does not appear, perform the following: 1. Make sure that internal display is selected. Switching between internal and external by pressin...
Page 134 - Abnormal Video
4-6 Troubleshooting 4. Connect the power and reboot the computer. 5. Connect an external monitor to the computer and switch between the internal display and the external display is by pressing Fn+F5 . 6. If the POST or video appears on the external display only, refer to LCD Failure . 7. Disconnect ...
Page 135 - LCD Failure
Troubleshooting 4-7 LCD Failure 0 If the LCD fails, perform the following: Figure 4-3. LCD Failure
Page 136 - Keyboard Failure
4-8 Troubleshooting Keyboard Failure 0 If the Keyboard fails, perform the following: Figure 4-4. Keyboard Failure No No START Keyboard FPC well connected? Connect it well Keyboard OK? Replace keyboard Replace M/B
Page 137 - Touchpad Failure
Troubleshooting 4-9 Touchpad Failure 0 If the Touchpad fails, perform the following: Figure 4-5. Touchpad Failure Start OK NG OK NG Check M/B T/P FFC Re-assemble the T/P FFC to M/B Check TouchPad Swap/Reassemble the T/P board or T/P FFC Swap M/B
Page 138 - Internal Speaker Failure; Sound Problems
4-10 Troubleshooting Internal Speaker Failure 0 If internal Speakers fail, perform the following: Figure 4-6. Internal Speaker Failure Sound Problems 0 Perform the following, one at a time. 1. Boot the computer. 2. Navigate to Start ´ Control Panel ´ System and Maintenance ´ System ´ Device Manager ...
Page 139 - Show
Troubleshooting 4-11 NOTE: NOTE : If Speakers does not show, right-click on the Playback tab and select Show Disabled Devices (clear by default). 7. Select Speakers and click Configure to start Speaker Setup . Follow the on-screen prompts to configure the speakers. 8. Remove any recently installed h...
Page 140 - Microphone Failure
4-12 Troubleshooting Microphone Failure 0 If internal or external Microphones fail, perform the following: Figure 4-7. Microphone Failure 1. Check that the microphone is enabled. Navigate to Start ´ Control Panel ´ Hardware and Sound ´ Sound and select the Recording tab. 2. Right click on the Record...
Page 141 - USB Failure
Troubleshooting 4-13 USB Failure 0 If the USB fails, perform the following: Figure 4-8. USB Failure Start Check USB/B to M/B cable Re-assemble the USB/B cable to M/B OK NG Check USB/B OK Swap USB/B and USB cable OK NG Swap M/B
Page 142 - Other Functions Failure
4-14 Troubleshooting Other Functions Failure 0 1. Check if drives are functioning correctly. 2. Check if external modules are functioning correctly. 3. Change mainboard to check if current one is defective.
Page 143 - Intermittent Problems
Troubleshooting 4-15 Intermittent Problems 0 Intermittent system hang problems can be caused by a variety of reasons that have nothing to do with a hardware defect, such as: cosmic radiation, electrostatic discharge, or software errors. FRU replacement should be considered only when a recurring prob...
Page 144 - Post Codes
4-16 Troubleshooting Post Codes 0 The following are the InsydeH2O™ Functionality POST code tables. The components of the POST code table includes: SEC phase, PEI phase, DXE phase, BDS phase, CSM functions, S3 functions and ACPI functions. Table 4-2. POST Code Range Phase POST Code Range SEC 0x01 - 0...
Page 151 - Jumper and Connector Locations
Page 153 - Mainboard Jumper and Connector Locations
Jumper and Connector Locations 5-3 Jumper and Connector Locations Mainboard Jumper and Connector Locations 0 Figure 5-1. Mainboard Top Table 5-1. Mainboard Top Item Description Item Description 1 Card Reader Connector 3 Keyboard Connector 2 Touchpad Connector 4 Bluetooth Connector 1 1 2 3 4
Page 155 - Clearing Password Check and BIOS Recovery; Clearing Password Check; Steps for Clearing BIOS Password Check
Jumper and Connector Locations 5-5 Clearing Password Check and BIOS Recovery 0 This section provides users with the standard operating procedures of clearing password and BIOS recovery for the Aspire 4253/4253G. The machine provides one Hardware Open Gap on main board for clearing password check, an...
Page 156 - BIOS Recovery by Crisis Disk; BIOS Recovery Boot Block
5-6 Jumper and Connector Locations Clear CMOS Jumper 0 Figure 5-3. CMOS Jumper BIOS Recovery by Crisis Disk 0 BIOS Recovery Boot Block 0 BIOS Recovery Boot Block is a special block of BIOS. It is used to boot up the system with minimum BIOS initialization. Users can enable this feature to restore th...
Page 157 - Steps for BIOS Recovery from USB Storage
Jumper and Connector Locations 5-7 Steps for BIOS Recovery from USB Storage 0 NOTE: NOTE : Prior to performing the recovery, prepare a Crisis USB key. The Crisis USB key is created by executing the Crisis Disk program on another system with Windows 7 OS. To Create a Crisis USB key, perform the follo...
Page 162 - Exploded Diagrams; Upper & Lower Cover Exploded Diagram
6-4 FRU (Field Replaceable Unit) List Exploded Diagrams 0 Figure 6-1. Upper & Lower Cover Exploded Diagram Table 6-1. Upper & Lower Cover Exploded Diagram No. Description Acer Part No. 1 Keyboard KB.I140A.204 2 Upper Case 60.R6Z07.001 3 ODD Module 6M.RDX07.001 4 USB Board 55.R6Z07.001 5 HDD ...
Page 165 - FRU List
FRU (Field Replaceable Unit) List 6-7 FRU List 0 Table 6-3. FRU List Category Description Acer Part No. ADAPTER Adapter DELTA 65W 19V 1.7x5.5x11 Yellow ADP-65JH DB A, LV5 LED LF AP.06501.026 Adapter LITE-ON 65W 19V 1.7x5.5x11 Yellow PA-1650-22AC LV5 LED LF AP.06503.024 Adapter HIPRO 65W 19V 1.7x5.5x...
Page 166 - BOARD; CABLE
6-8 FRU (Field Replaceable Unit) List BOARD Foxconn Wireless LAN Atheros HB95BG (HM) T77H121.10 NI.23600.077 Liteon Wireless LAN Atheris HB97 2x2 BGN (HM) WN6603AH NI.23600.073 Foxconn Wireless LAN Atheros HB97 2x2 BGN (HM) NI.23600.072 Foxconn Wireless LAN Broadcomm 43225 2x2 BGN (HM) T77H103.00 NI...
Page 168 - DVD RW DRIVE
6-10 FRU (Field Replaceable Unit) List DVD RW DRIVE DVD/RW SUPER MULTI SATA MODULE 6M.RDX07.001 ODD TOSHIBA Super-Multi DRIVE 12.7mm Tray DL 8X TS-L633F LF W/O bezel SATA (HF + Windows 7) KU.00801.040 ODD HLDS Super-Multi DRIVE 12.7mm Tray DL 8X GT32N (R5-2) LF W/O bezel SATA with Renesas solution +...
Page 173 - LCD
FRU (Field Replaceable Unit) List 6-15 LCD BEZEL FOR CCD 60.R6Z07.010 LCD BRACKET W/ HINGE - L 33.R6Z07.004 LCD BRACKET W/ HINGE - R 33.R6Z07.005 LCD CABLE 50.R6Z07.004 Chicony 1.3M CH9665SN (CNF9157) AM.21400.067 Suyin 1.3M SY9665SN AM.21400.068 Liteon 1.3M LT9665AL (09P2SF119) AM.21400.069 LCD LCD...
Page 175 - MAINBOARD
FRU (Field Replaceable Unit) List 6-17 LCD BEZEL FOR CCD 60.R6Z07.010 LCD BRACKET W/ HINGE - L 33.R6Z07.004 LCD BRACKET W/ HINGE - R 33.R6Z07.005 LCD CABLE 50.R6Z07.004 Chicony 1.3M CH9665SN (CNF9157) AM.21400.067 Suyin 1.3M SY9665SN AM.21400.068 Liteon 1.3M LT9665AL (09P2SF119) AM.21400.069 MAINBOA...
Page 176 - HEATSINK
6-18 FRU (Field Replaceable Unit) List Memory KINGSTON SO-DIMM DDRIII 1333 2GB ACR256X64D3S1333C9 LF 128*8 0.065um KN.2GB07.004 Memory SAMSUNG SO-DIMM DDRIII 1333 2GB M471B5673FH0-CH9 LF 128*8 46nm KN.2GB0B.023 Memory SAMSUNG SO-DIMM DDRIII 1333 2GB M471B5773CHS-CH9 LF 256*8 46nm KN.2GB0B.026 Memory...
Page 177 - MISCELLANEOUS
FRU (Field Replaceable Unit) List 6-19 MISCELLANEOUS RUBBER FOOT - REAR 47.PSR07.003 LOWER CASE RUBBER FOOT - F 47.PSR07.001 LCD RUBBER - UP 47.R6Z07.001 LCD RUBBER - MID 47.R6Z07.002 LCD SCREW MYLAR 47.R6Z07.003 TP PROTECT MYLAR 47.R6Z07.004 Table 6-3. FRU List Category Description Acer Part No.
Page 179 - Model Definition and Configuration
Page 181 - Model
Model Definition and Configuration 7-1 Model Definition and Configuration Acer 4255 0 Table 7-1. RO, Description Model RO Country Acer Part No Description AS4253-E351G32Mncc AAP Indonesia LX.RDU08.001 AS4253-E351G32Mncc EM W7ST32EMASID1 MC UMACcc_3 1*1G/320/6L2.2/2R/CB_bgn_1.3C_GEc_ID21 AS4253-E351G...
Page 213 - Test Compatible Components
Page 216 - Microsoft
8-4 Test Compatible Components Microsoft ® Windows ® 7 Environment Test 0 Table 1-1. Test Compatible Components Vendor Type Description Acer Part No. Adapter 10001023 LITE-ON 65W Adapter LITE-ON 65W 19V 1.7x5.5x11 Yellow PA-1650-69AW, LV5, Low profile LED LF AP.06503.029 10001081 DELTA 65W Adapter D...