Page 2 - ii; Copyright
ii Copyright Copyright Copyright © 1996 by Acer Incorporated. All rights reserved. No part of this publication may bereproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language orcomputer language, in any form or by any means, electronic, mechanical, magnetic,...
Page 3 - iii; About this Manual
iii About this Manual About this Manual Purpose This service guide contains reference information for the Extensa 670 computer. It gives thesystem and peripheral specifications, shows how to identify and solve system problems andexplains the procedure for removing and replacing system components. It...
Page 4 - iv; Related product information
iv Related product information Extensa 670 User's Manual contains system description and general operating instructions. ALi M1521/M1523 Chipset Data Sheets contain information on the system core chips . C&T 65550 Data Sheet contains detailed information on the VGA controller. ALi M6377 Chipset ...
Page 5 - Conventions; The following are the conventions used in this manual:; Text entered by user; Represents text input by the user.; Screen messages; Denotes actual messages that appear onscreen.
v Conventions The following are the conventions used in this manual: Text entered by user Represents text input by the user. Screen messages Denotes actual messages that appear onscreen. a , e , s , etc. Represent the actual keys that you have to press on thekeyboard. NOTEGives bits and pieces of ad...
Page 7 - vii; Chapter 3
vii 2.5.3 Installing an External Serial Port Device ......................................................... 2-7 2.5.4 Installing an External VGA Monitor ................................................................. 2-8 2.5.5 Installing the Security Lock Option.....................................
Page 8 - viii; Chapter 5
viii 4.3.4 ALI M1523 (PCI, Cache and Memory Controller) ...........................................4-8 4.3.5 ALI M6377 (Powre Management Unit)..........................................................4-10 4.3.6 C&T 65550 High Performance Flat Panel / CRT VGA Controller .................4-13 4.3....
Page 9 - ix; Appendix A Maintenance Data
ix 6.5.4 Removing/Replacing the Keyboard Assembly ................................................ 6-7 6.5.5 Removing/Replacing Expansion Memory ....................................................... 6-8 6.5.6 Removing the Heat Sink Assembly ............................................................
Page 11 - xi
xi 6-17 Internal Assemblies, Removal/Replacement .......................................................... 6-15 6-18 Removing/Replacing the Inside Frame Assembly ................................................. 6-16 6-19 Removing/Replacing the Battery Board ...........................................
Page 12 - xii; List of Tables
xii List of Tables List of Tables 1-1 Feature Comparison for 65x/67x Series Notebooks .................................................1-3 1-2 Operating System Environments ..............................................................................1-6 1-3 External Ports .............................
Page 13 - Service Guide
C h a p t e r 1 C h a p t e r 1 General Description Service Guide 1-1 1.1. Introduction This chapter provides a general overview of the Extensa 67x Series, describes the standard andoptional features, and identifies the major assemblies and subassemblies. This chapter alsocontains detailed functiona...
Page 14 - General Description
1-2 General Description 1.2. Notebook Model Number Definition The following figure contains a summary of the available models in the 67x Series. 670 XX - X X X Code Country KB PWR cord Manual0 Reserved 1 USA US US(110v) English 2 W Europe US EUR(220v) English 3 Latin AM US US(110v) Multi-language 4 ...
Page 17 - TM; Fn-Right Arrow - lightens the LCD screen contrast
Service Guide 1-5 1.3.1 Video Display Features The Extensa 67x Series Notebooks contain large screen internal LCD displays and cansimultaneously drive an external CRT (SimulSCAN TM mode). On all Extensa models, the LCD screen brightness, contrast, video mode of operation, etc. are adjustable from th...
Page 18 - Operating System; Windows NT; External Ports
1-6 General Description Table 1-2 Operating System Environments Operating System Description Windows 95 Supports both desktop and mobile operation with Plug and Play capabilities andAdvanced Power Management; multimedia options, and choice of wallpaper tocustomize different computer resources; varie...
Page 19 - Port Assignment; Expansion Features Summary; Expansion Feature
Service Guide 1-7 Table 1-3 External Ports Port Assignment Description External VGA Port 15-Pin Female connector used to attach an external SVGA monitor to thenotebook. Serial Port 9-Pin Male connector used to attach an RS-232 serial device to the notebook. Parallel/Floppy Port 25-Pin Female connect...
Page 22 - Characteristic
1-10 General Description 1.5. Extensa 67x Series Specifications General specifications for the Extensa 67x Series Notebooks are provided in Table 1-5. Table 1-5 Specifications Characteristic Model 670 CPU Pentium P54CSLM, 133 MHz; 3.1 Volt, Internal Hard Disk Drive Disk Storage CapacityAverage acces...
Page 23 - Parallel Port
Service Guide 1-11 Table 1-5 Specifications Characteristic Model 670 RS-232-D Serial Port: MethodTypeBits per secondParity Transmit/ReceiveLine controlData word16550 UART SupportSelectable Serial Port (BIOS Setup) 9-Pin, male, sub-D-type connector EIA RS-232-DAsynchronous transmission110, 200, 300, ...
Page 26 - Installation; Installing Internal Notebook Options; Memory Expansion Removal/Replacement
2-2 Installation 2.3. Installing Internal Notebook Options If you have no internal options to install at this time, skip to Paragraph 2.4. Otherwise, continue withParagraph 2.3.1. 2.3.1 Installing Main Memory Expansion (Optional) Main memory on the 67x Series Notebooks can be expanded using EDO Smal...
Page 29 - Installing External Notebook Options
Service Guide 2-5 2.5. Installing External Notebook Options 2.5.1 Installing Ext. Keyboard/Mouse/Numeric Keypad A PS/2 compatible keyboard, mouse or an optional PS/2-compatible numeric keypad may beinstalled on the notebook via the mouse connector on the left rear port as shown in Figure 2-3. Figure...
Page 30 - Installing an External Parallel Printer or Floppy Drive; Parallel Port Pinouts
2-6 Installation 2.5.2 Installing an External Parallel Printer or Floppy Drive The Notebook is equipped with an external, bidirectional, ECC/EPP compatible, 25-pin parallelprinter port. The connector pinouts and connector location are shown in Figure 2-4. When used witha special cable, an external f...
Page 31 - Installing an External Serial Port Device; External Modem
Service Guide 2-7 2.5.3 Installing an External Serial Port Device The notebook contains an external RS-232 serial port with a 9-pin, male DB-9 connector as shownin Figure 2-5 (25-pin cables require the use of an adapter for use with the 9-pin port). The serialports are used to interconnect such devi...
Page 33 - Installing the Security Lock Option; Use the following procedure to install the optional Kensington
Service Guide 2-9 2.5.5 Installing the Security Lock Option Use the following procedure to install the optional Kensington ® security lock. 1. Unpack the Kensington Lock Kit. 2. Secure the loop end of the lock to a permanent fixture located such that the notebook can beinstalled in a desired locatio...
Page 37 - Operating Instructions; Power Button; 7x Operating Controls and Indicators
&KDSWHU Operating Instructions Service Guide 3-1 3.1. Introduction This chapter contains a summary of notebook operating procedures useful for maintenanceoperations. For additional detail, refer to the Extensa Series Notebook Computer User's Guidesupplied with the notebook. 3.2. Controls/Indicat...
Page 38 - Summary of Notebook Hot Key Sequences; Function
3-2 Operating Instructions Indicator Light Description Power/Battery-low Lights when the system is on and there is power to the system. Flashes when the battery power is low. Connect a powered AC adapter to thecomputer as soon as possible. Standby Mode Lights when the computer is in Standby mode. Fl...
Page 41 - and Sound
4-2 Theory of Operation 4.2.2 Memory Subsystem The memory subsystem comprises the following components: • Main memory • L2 Secondary Memory (cache) • Flash ROM The Extensa Series uses fast Extended Data Out (EDO) DRAM for main and video memory andhigh-speed synchronous, pipelined burst SRAM for L2 c...
Page 43 - Component
4-4 Theory of Operation 4.2.8.1 AC Power Adapter The computer is equipped with a universal AC power adapter that converts AC voltage into DCvoltage (approx. 46 Watts of power) used to operate the notebook and charge the batteries. Thespecifications for the AC adapter include: • Input Voltage: 100 to...
Page 44 - C P U; Ala d d in III S y s t e m B l o c k D i a g r a m; Extensa 670 System Architecture Diagram
Service Guide 4-5 4.3.2 System Architecture Figure 4-1 shows the Extensa system architecture. The remainder of this chapter provides adetailed description of the major chips used in the Extensa Notebooks. 5 8 6 C P U S R A M M 1 5 2 1 B G A D R A M H D D M 1 5 2 3 U M A G r a p h i c c o n t r o l l...
Page 47 - Theory of Operation; M1523 Chip Simplified Block Diagram
4-8 Theory of Operation 4.3.4 ALI M1523 (PCI, Cache and Memory Controller) The M1523 is a bridge between PCI and ISA bus, providing full PCI and ISA compatible functions.The M1523 has Integrated System Peripherals (ISP) on-chip and provides advanced features in theDMA controller. This chip contains ...
Page 48 - ALi
Service Guide 4-9 VDD IRQ12 MSCLK KBDATA KBCLK/KBCSJ KBINH/IRQ1 IDESCS3JIDESCS1JIDEPCS3JIDEPCS1J IDE_A0IDE_A2IDE_A1 IDAKJ1IDAKJ0 IDERDY IDEIORJ IDEIOW J IDRQ1IDRQ0 IDE_D0 IDE_D15 Vss IDE_D1 IDE_D14 IDE_D2 IDE_D13 IDE_D3 IDE_D12 IDE_D4 IDE_D11 IDE_D5 IDE_D10 IDE_D6IDE_D9IDE_D7 VDD IDE_D8 AD0AD1AD2AD3...
Page 50 - Timebase; M6377 Chip Simplified Block Diagram
Service Guide 4-11 ACTIVITY MONITOR EL TIMER PROGRAMABLE APM TIMER x 2 BATTERY MONITOR GPIO SMI HANDLER STATE CONTROLLER WAKEUP EVENT HANDLER BUS INTERF ACE Timebase OTHER Figure 4-5 M6377 Chip Simplified Block Diagram
Page 62 - Features; Monophonic full-duplex using two DMA channels.
Service Guide 4-23 4.3.9 ESS1878 Audio Controller with Interface to Expansion Audio Mixer The ES1878 is a member of the ESS family of audio controllers that includes the ES1868. It sharesmost of the features of the ES1868. and includes new features, such as support for the expansionaudio mixer chip,...
Page 63 - Press the Shift key to ensure that Notebook is not in Suspend mode; Verify if computer is configured to boot from the A: Drive or C: Drive.
C h a p t e r 5 C h a p t e r 5 Troubleshooting Procedures Service Guide 5-1 5.1. Introduction This chapter provides an overview of the fault isolation process, provides guidelines for isolating 67xSeries computer malfunctions to replaceable subassemblies and provides instructions for executingdiagn...
Page 64 - Troubleshooting Procedures; Troubleshooting a Power Supply Problem; LCD suspend mode - press Shift to terminate Suspend mode.
5-2 Troubleshooting Procedures 5.3. Troubleshooting Procedures The built-in self test program and the disk resident diagnostics program (PC-Doctor) are useful toolsin computer troubleshooting. However, if the computer has a power, keyboard or display problem,you must first solve this problem before ...
Page 66 - Error Message; This message indicates the disk is defective or not formatted.
5-4 Troubleshooting Procedures Table 5-2 Self Test Error Messages Error Message Explanation Diskette read failure -strike F1 to try to retryboot This message indicates the disk is defective or not formatted. Try another known good formatted disk and press F1. Fixed disk failure This message indicate...
Page 67 - to; Beep Code
Service Guide 5-5 Table 5-2 Self Test Error Messages Error Message Explanation Press F1 to continue This message tells you that an error was found during self test execution. Press F1to attempt to reboot the computer. Save-to-Disk file is toosmall This message occurs when you add memory. Use the MS-...
Page 71 - Field Service
6-2 Field Service 6.2.3 Handling the Computer Battery Pack The battery pack furnished with the computer requires reasonable care and handling to ensureefficient operation and maximum life. Periodically inspect the battery terminals and the batteries forevidence of corrosion and oxide build-up; clean...
Page 82 - 0 Removing/Replacing the Top Cover; Separa
Service Guide 6-13 10 Removing/Replacing the Top Cover 1. Separa 2. Remove the two screws that secure the heat sink to the base assembly. Remove the two screws on the top and nine screws on the bottom that hold the top cover in place; unsnap and remove the top cover (refer to Figure 6-14). Replaceme...
Page 94 - FRU Description; LCD ID Board
A-2 Maintenance Data A.3.1 Cover-Display Assembly The Cover-Display Assembly shown in Figure A-2, contains the LCD screen, DC-AC Inverter BoardLogic, DC-DC Inverter Board Logic, bezel LCD cover and various other components as listed inTable A-1. Figure A- 2 Display FRUs Table A-1 Top Cover Assembly ...
Page 95 - Base Assembly FRU Description; PC Board Assemblies
Service Guide A-3 A.3.2 System Base Assembly As shown in Figure A-3, the System Base Assembly houses a variety of field-replaceablesubassemblies and components. The various assemblies and reference paragraph numberscontaining removal/replacement procedures are listed in Table A-2. Figure A- 3 Base A...
Page 96 - Maintenance Data; Cables
A-4 Maintenance Data Table A-2 Base Assembly Field-Replaceable Units (FRUs) Base Assembly FRU Description Assembly/Disassembly Paragraph Part No. KeyBoard Logic Assembly (French) 6.5.4 90.46907.00F KeyBoard Logic Assembly (Spanish) 6.5.4 90.46907.00S KeyBoard Logic Assembly (Swiss/German) 6.5.4 90.4...
Page 97 - Mainboard Spare Parts/Components; Mainboard Assembly Component Description
Service Guide A-5 Table A-2 Base Assembly Field-Replaceable Units (FRUs) Base Assembly FRU Description Assembly/Disassembly Paragraph Part No. Right Speaker with cable Ref 23.40015.021 Left Speaker with cable Ref 23.40015.031 Cover, FIR/Audio Board 6.5.11 34.47005.001 Microphone W/Cable Ref 60.47011...
Page 98 - IC TRANSCEIVER MAX213ECAI SSOP
A-6 Maintenance Data Table A-3 Mainboard Spare Parts/Components Mainboard Assembly Component Description Location Part No. IC DRAM 2M*8-60 EDO 3.3V 2K/SR DM1-8 72.48214.209 IC SRAM 7C1399 15NS 32K*8 SOJ TG1 72.71399.23B IC CMOS 74QST3384 QSOP 24P(TI) QS1-9 11 73.03384.L13 IC CMOS CD4066BC SO-N 14P U...
