Page 2 - Service Guide Version and Revision; Version; Initial Release
2 Service Guide Version and Revision Version Release Date Revision History Customer model TPV model A00 Dec.-18-2008 Initial Release X233HZ&X243HQ TDRMNDD8Y1ABPN http://www.wjel.net
Page 4 - Preface; Reorient or relocate the receiving antenna.
4 Preface Before using this information and the product it supports, please read the following general information. 1. This Service Guide provides you with all technical information relating to the BASIC CONFIGURATION decided for Acer's "global" product offering. To better fit local market r...
Page 6 - Table Of Contents
6 Table Of Contents Chapter 1 Monitor Features ………………………………………… 7 Introduction ……………………………………… 7 Electrical Requirements ……………………………………… 8 LCD Monitor General Specification ……………………………………… 9 LCD Panel Specification ……………………………………… 10 Factory Preset Timing ……………………………………… 13 Monitor Block Diagram ………...
Page 7 - Monitor Features; Introduction; Scope; Chapter 1
7 Monitor Features Introduction Scope This short specification describes the electrical, optical and functional performance requirements for a 63.2cm (23.6”) TFT LCD color monitor with VGA&DVI compatible interface. Description The LCD monitor is designed with the latest LCD technology to provide...
Page 8 - Electrical Requirements of X233HZ&X243HQ; Standard Test Conditions; Measurement systems
8 Electrical Requirements of X233HZ&X243HQ Standard Test Conditions All tests shall be performed under the following conditions, unless otherwise specified. Warm up time ＞ 30 min. AC supply voltage 230V± 5 ％ , 50± 3 Hz Ambient temperature 20 ° C ± 5 ° C Humidity 65% ± 20% Display mode 1920 x 108...
Page 9 - LCD Monitor General Specification
9 LCD Monitor General Specification Model name X233HZ&X243HQ LCD Panel Driving system TFT Color LCD Active Display Area 525.22 (H) x 297.22(V) Pixel pitch 0.2715(H) x 0.2715(V) Contrast Ratio 1000 : 1 (typ) Response time 5ms(Typ.). 8ms(max) Luminance of W hite 300 cd/m 2 (Typ.) Input Separate Sy...
Page 10 - General Specifications; Block Diagram; TFT LCD Module
10 LCD Panel Specification of X233HZ&X243HQ M236H1-L01 is a 23.6” TFT Liquid Crystal Display module with 4 CCFL Backlight unit and 30 pins 2ch-LVDS interface. This module supports 1920 x 1080 Full HD mode and can display up to 16.7M colors. The inverter module for Backlight is not built in. Gene...
Page 11 - Back light Unit; Electrical Characteristics
11 Back light Unit Electrical Characteristics http://www.wjel.net
Page 12 - Optical Specifications
Page 14 - Monitor Block Diagram
14 Monitor Block Diagram The LCD MONITOR will contain a main board, a power board, a usb board and a key board which house the flat panel control logic, brightness control logic and DDC. The power board will provide AC to DC Inverter voltage to drive the backlight of panel and the main board chips e...
Page 15 - Main Board Diagram
15 Main Board Diagram Flash Memory SST25VF010A (U402) Panel Interface (CN301) Crystal 12MHz (X401) Key control Interface (CN402) Scalar IC NT68667UFG/C (Include MCU, ADC, OSD) (U401) D-Sub Connector (CN101) H sync V sync RGB DVI Connector (CN102) D-DataD-Clock http://www.wjel.net
Page 16 - Software Flow Chart
16 Software Flow Chart N Y 1 2 N Y 5 Y N 10 Y N 12 Y N 7 Y N 6 4 3 8 9 14 11 13 Y N 15 Y N 16 17 19 Y N 18 http://www.wjel.net
Page 18 - Main Board Layout; Symbol Description; WAFER
18 Main Board Layout Symbol Description Symbol Description U401 IC NT68667UFG/C QFP-128L CN402 WAFER U703 IC LD1117DT33TR DPAK CN701 WAFER 9P RIGHT ANELE PITCH U103 IC AZC099-04S SOT23-6L CN301 CONNECTOR U104 IC AZC099-04S SOT23-6L X401 CRYSTAL 12MHz HC-49US ARG6-120 U402 SST25VF010A-33-4C-SAE CN101...
Page 19 - Installation; -1 Connect Video Cable
19 Installation To install the monitor to your host system, please follow the steps as given below: Steps 1. 1-1 Connect Video Cable a. Make sure both the monitor and computer are powered-OFF. b. Connect the VGA video cable to the computer. 1-2 Digital Cable (Only Dual-Input Model) a. Make sure both...
Page 20 - down as indicated by arrow below.
20 Attaching / Removing the Base Install: Align the release button on the bottom of the monitor with the corresponding slots on the bottom of the base. Remove: Depress the release button as indicated first before removing the base and follow the arrow direction to remove it. SCREEN POSITION ADJUSTME...
Page 21 - Operating Instructions; External Controls; Front panel controls; Chapter 2
21 Operating Instructions Press the power button to turn the monitor on or off. The other control buttons are located at front panel of the monitor. By changing these settings, the picture can be adjusted to your personal preferences. • The power cord should be connected. • Connect the video cable f...
Page 22 - Features and Benefits
22 eColor Management (OSD) Operation instructions Acer eColor Management Step 1: Press “ Key” to open the Acer e-Color Management OSD and access the scenario modes Step 2: Press “<” or “>” to select the mode Step 3: Press “Auto Key ” to confirm the mode and run Auto Adjust Automatic Adjustment...
Page 23 - How to Adjust a Setting
23 How to Adjust a Setting 1. Press the MENU-button to activate the OSD window. 2. Press < or > to select the desired function. 3. Press the MENU-button to select the function that you want to adjust. 4. Press < or > to change the settings of the current function. 5. To exit and save, se...
Page 24 - Adjusting the picture; The descriptions for function control LEDS
24 If selected to “ USER ” item, will appear the Standard OSD Adjusting the picture The descriptions for function control LEDS http://www.wjel.net
Page 28 - Machine Disassembly; HQ monitor for maintenance.; The tool for disassembly is as follows:; Remove the rear cover and bezel.; Chapter 3
28 Machine Disassembly This chapter contains step-by-step procedures on how to disassemble the X233HZ&X243 HQ monitor for maintenance. The tool for disassembly is as follows: Screwdriver,Hexagonal screwdriver, Putty knife. Disassembly Procedure 1. Remove the hinge assembly. 2. Remove the rear co...
Page 29 - Remove the screws to remove the main board and power board.
29 3 ． Remove the lamp connectors and remove the screws to remove the panel. Put attention to the LVDS cable. 4. Remove the screws to remove the main board and power board. http://www.wjel.net
Page 31 - Troubleshooting; Chapter 4
31 Troubleshooting This chapter provides troubleshooting information for the X233HZ&X243HQ: 1. No Power Chapter 4 No power Press power key and look if the picture is normal Please reinsert and make sure the AC of 100-240 is normal Reinsert or check the power section Check if X401 oscillate wavef...
Page 33 - Panel Power Circuit
33 3. Panel Power Circuit White screen Measure Q302 base is low level? X401 oscillate waveform is normal Check CN301 is solder and Q302, Q301 is OK? Check Correspondent component. Replace PANEL Check Correspondent component. Replace U401 OK OK OK Replace X401 OK NG NG NG NG Check reset circuit of U4...
Page 35 - OK
35 5. Power Board 1) No power Check CN902 PIN3, 4 = 5V Check AC line volt 110V or 220V Check AC input Check the voltage of C905 (+) Check bridge rectified circuit and F901 circuit Check start voltage for the pin3 of IC901 Check R904, R905 and Change IC901 NG Check the auxiliary voltage is bigger tha...
Page 37 - Connector Information; 5-Pin Color Display Signal Cable; 4-Pin Color Display Signal Cable; Chapter 5
37 Connector Information D-sub connect and DVI connect: 15-Pin Color Display Signal Cable 24-Pin Color Display Signal Cable Chapter 5 http://www.wjel.net
Page 38 - FRU parts for repair and service of customer machines.; Chapter 6
38 FRU (Field Replaceable Unit) List This chapter gives you the FRU (Field Replaceable Unit) listing in global configurations of X233HZ&X243HQ. Refer to this chapter whenever ordering for parts to repair or for RMA (Return Merchandise Authorization). NOTE: Please note W HEN ORDERING FRU PARTS, t...
Page 40 - Part List; Above picture show the description of the following component.; Picture; Bezel
40 Part List Above picture show the description of the following component. Picture Description Part No. Main_frame_Sam A15G0477F01101 Bezel A34G1105 RXA1B0130 Panel 750GLM236H1112N000 Power Board PW PC8E41MQHA http://www.wjel.net
Page 43 - Schematic Diagram; Main Board; Chapter 7
43 Schematic Diagram Main Board 1 6 2 7 3 8 4 9 5 11 12 13 14 15 10 1 7 1 6 C N 101 D B15 R1201K 1/16W 5% I /O1 1 GN D 2 I /O2 3 I /O3 4 VDD 5 I /O4 6 U 105AZC 099-04S 候候 U 1 0 5 候候 U 1 0 6 D SU B_5V ESD _5V ESD _5V ESD_5V D VI _5V ESD _5V 5VC C R 102 0R05 1/10W 5% R 121 N C /100R 1/ 16W 5% R 122 ...
Page 47 - Power board
47 Power board R903 100K OMH 2W +-5% L904 Coi l Acer X243HQ&X233HZ R927 10K 1/10W 1% +5V +16V +5V C9211000pF 250V Q903 KTD 1028 C 9120. 001uF 1 4 2 3 L90127mH R962 100 OHM 1/4W 123456789 10111213 C N902 C ON N R920 100 OHM 1/4W R946 100OHM 2W D903 I N 4148 C 9400. 047uF +5V1 + C 934 NC + C 916 1...
Page 50 - Key board; AUTO
50 Key board GN D R 002 2K OHM 1% 1/ 10W AUTO LBADC1 VOL- (2K) P O W E R MENU (2K) (GND) (1K) LBADC2 VOL+ 0 V A U T O LBAD C 1 R 004 2K OH M 1% 1/ 10W LBAD C 2 M E N U LED_GR N #LED_RED # change Net name MENU--->AUTO AUTO----MENU D C_POWERON 123456 C N 001 C ON N 2007/5/11 1 2 4 3 5 SW 006 SW 1 2...
Page 51 - Usb board
51 Usb board C 7880.1uF16V C7890. 1uF 16V C7900. 1uF16V C 7910. 1uF16V C 7920.1uF16V R 767 N C/ 22K 1/10W C 779 1uF/ 25V + C 778 470uF/25V D M2 D P2 C 71010.1uF 16V 1 2 Z D 7 1 1 E G A 1 0 6 0 3 V 0 5 A 1 -B 1 2 Z D 7 1 2 E G A 1 0 6 0 3 V 0 5 A 1 -B DM0 DP0 /OC 3 /OC 4 1 4 2 3 L707 NC VBUS0 1 2 FB ...
