Instruction/ maintenance manual of the product X223HQ Acer
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1 Acer X213H (X223HQ) Service Guide.
2 Service Guide V ersion and Revision Version Release Date Revision History TPV model A00 Nov .-26-200 8 Initial Release TIRANDD8Y1ABDN.
3 Copyright Copyright © 2003 by Acer Incorpo rated. All rights rese rved. No part of this publi cation may be reproduced, Transmitted, transcribed, stored in a retrieval system, or translated into an.
4 Preface Before using this information and the produ ct it supp orts, please read the following gene ral information. 1. This Service Guide provides you wi th all technical information relati ng to the BASIC CONFIGURATION decided for Acer's "global" product offering.
5 Precautions z Do not use the monitor near water , e.g. near a bathtub, washbowl, kitchen sink, laundry tub, swimming pool or in a wet basement. z Do not place the monitor on an unsta ble trolley , sta nd, or table. I f the monitor falls, it can injure a person and cause serious damage to the appliance.
6 T able Of Content s Chapter 1 Monitor Features ………………………………………… 7 Introduction ……………………………… ……… 7 Electrical Requirement s ………….
7 Monitor Features Introduction Scope This short specification describe s t he electrical, optical and functional perfo rmance requirement s for a 54.68cm (21.
8 Electrical Requirement s Standard Test Conditions All tests shall be performed under the foll owin g conditions, unless otherwi se specified. Ambient light Dark room (< 1 cd/m 2 ) Viewing distanc.
9 LCD Monitor General Specification LCD Panel Driving system TFT Col or LCD Active Display Area 476.64 (H) × 268.11(V) Pixel pitch 0.282(H) x 0.282(W) Contrast Ratio 1000 : 1 Max(T yp) Response time 5ms Luminance of White 300(T yp.) cd/ ㎡ Input Separate Sync.
10 LCD Panel Specification General Specifications Block Diagram TFT LCD Module.
11 Back light Unit Electrical Characteristics.
12 Optical Specifications.
13 Factory Preset Timing VESA MODES Horizont al V ertical Mode Resolution T otal Nominal Frequency +/- 0.5kHz Sync Polarity Nominal Freq. +/- 1 Hz Sync Polarity Nominal Pixel Clock (MHz) VGA 640x480@60Hz 800 x 525 31.469 N 59.940 N 25.175 640x480@72Hz 832 x 520 37.
14 Monitor Block Diagram The LCD MONITOR will contain a mai n board, a power board and a key board which house the flat panel control logic, brightness control logic an d DDC. The power board will prov ide AC to DC Inverter voltage to drive the backlight of p anel and the main board chips each voltage.
15 Main Board Diagram Flash Memory SST25VF010A-33-4C-SAE (U 4 0 2 ) Panel Interface ( CN301 ) Crystal 12MHz (X401) Keypad Interface (CN402) Scalar IC NT68667UFG/C QFP-12 8L (Include MCU, ADC, OSD) (U4.
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.
17 Remark: 1) MCU initializes. 2) Is the EEPROM blank? 3) Program the EEPROM by default values. 4) Get the PWM value of brightness from EEPROM. 5) Is the power key pressed? 6) Clear all global flags. 7) Are the AUT O and SELECT key s pressed? 8) Enter factory mode.
18 Main Board Layout Symbol Description Symbol Description U401 IC NT68667UFG/C QFP-128L CN402 WAFER U703 IC AP1 1 17D33L -13 TO252-3L DI ODES CN7 01 WAFER 9P RIGHT AN ELE PITCH U103 IC AZC099-04S SOT.
19 Inst allation To install the monitor on your host system, please follow the ste ps below: Steps.
20.
21 O p e r a t i n g I n s t r u c t i o n s Press the power button to turn the monitor on o r of f. The other control buttons are locate d at front panel of the monitor . By changing these settings, the picture can be adju sted to your personal preferen ces.
22 eColor Management (OSD) Operation instructions S tep 1: Press “ Key” to open the Acer e-Color Management OSD and access the scenario mode s S tep 2: Press “<” or “>” to select the.
23 How to Adjust a Setting.
24 Adjusting the picture.
25.
26 How T o Optimize The DOS-Mode Plug And Play Plug & Play DDC2B Feat ure This monitor is equipped with VESA DDC2B capabilities according to the VESA DDC ST ANDARD. It allows the monitor to inform the host system of its identity and, depending o n the level of DDC used, communicate additional information about it s display capa bilities.
27 Machine Disassembl y This chapter contains step-by-step pro cedures on how to disassemble the monitor for maintenance. The tool for disassembly is as follows: Screwdriver, hexagonal screwdriver, Putty knife. Disassembly Procedure 1. Remove the hinge assembly .
28 3 ． Remove the lamp connectors and remove the screws to remove the pa nel. Put attention to the L VDS cable..
29 4. Remove the screws to remove the main board and power board. 5. The panel.
30 T r o u b l e s h o o t i n g This chapter provides troubleshooting information for the X213H: 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 waveforms are normal Measure U703 Pin2=3.
31 2. No Picture (LED is orange) No picture The button if under control X401 oscillate waveform is normal Replace U401 Replace X401 Measure U703 Pin2=3.
32 3. Panel Power Circuit White screen Measure Q302 base is low level? X401 oscillate waveform is normal Check CN301is solder and Q302,Q301 is OK? Check Correspondent component.
33 4. Key Board OSD is unstable or not working Is Key Pad Board connecting normally? Connect Ke y Board Is Button Switch normally? Replace Button Switch Y NG NG Is Key Pad Board normally? Replace Key .
34 5. Power Board 1) No power Check F801 = 14.5V Check AC line volt 1 10V or 220V Check AC input Check the voltage of C9 07 (+) Check bridge rectified circuit and F901 circuit Check sta rt voltage for.
35 2.) No Backlight Check F801 = 14.5V NG OK Check adapter or MB Check ON/OFF sign al Check Interface board NG OK Check U801 PIN12=14.5V NG OK Change Q802, Q804 Check U801 PIN10, 9 have the output o f square wave at short time NG OK Change U801 Check Q803, Q812 PIN5, 6, 7, 8 have the output of square wave at sho rt time.
36 Connector Information Chapter 5.
37 FRU (Field Replaceable Unit) List This chapter gives you the FRU (Field Repla ceable Unit) lis ting in global configurations of X213H. Refer to this chapter whenever ordering for parts to repair o r for RMA (Return Merchandise Authori zation).
38 ITEM PART NO. DESCRIPTION Q`TY 1 BEZEL L215WA-8ACER3-S4 X213H A34G1069 RXA1B0130 1 2 REAR COVER L215WA-8ACER3-S4 DVI A34G1070 RX 1B0100 1 3 KEY BUTTON Q33G0237 RX 1L0100 1 4 LED LENS A33G0270 1 1L0.
39 Part List Above picture show the description of the followin g component. Picture D escriptio n Part No. Main Frame A15G0475501 101 Bezel A34G1069 RXA1B0130 Panel 750GLU215H1013N000 Power Board PWP.
40 Main Board CBPCRNDAEQ1 Key Board KEPC7QK1 S tand Front A34G0473 RX 1B0100 Base A34G0475 RX 1B0130 Stand Rear A34G0474 RX 1B0100 Hinge A37G0050 3.
41 S c h e m a t i c D i a g r a m Main Board 1 6 2 7 3 8 4 9 5 11 12 13 14 15 10 17 16 C N101 DB 1 5 DSU B_5V ESD_5V 5VC C R102 100R 1/10W 5% VGA_R- DSUB _B + I/O1 1 GN D 2 I/O2 3 I/O3 4 VD D 5 I/O4 .
42 +5V + C3 05 100uF25V R3 04 47K 1/ 16W 5% R3 03 10K 1/ 16W 5% C3 02 0. 1uF / 16V PAN EL_VC C T0 M T0 P T1 P T1 M T2 M T2 P TC LK 1P TC LK 1M T3 M T3 P T4 P T4 M T5 P T5 M R3 01 330 OH M 1/ 4W T6 M T6 P TC LK 2P T7 P T7 M TC LK 2M PPW R _ON # C3 01 0.
43 DS UB _ 5V C 711 NC/0 .1u F/16 V D70 1 SM340A 3 1 2 D 702 BAT 54C 1 2 FB701 300 OHM E5VC C AD J 1 Vout 2 Vin 3 U70 2 NC / AI C 1117A-18PE 5VCC R71 0 NC C 710 NC R70 7 NC R70 3 NC PANEL _ID # C70 3 NC V CC3 .
44 EE_WP T0M T0P T1M T1P T2P T2M T3M T3P TC LK 1 P TC LK 1 M T4M T6M T4P T7P T5P TC LK 2 M T6P T7M TC LK 2 P T5M MU TE R 454 NC SPI_SI SPI_C K R46 7 NC /0R05 1/16W +5V R46 5 NC / 10K 1/16W C413 0.1uF / 16V NC 1 NC 2 NC 3 VSS 4 SDA 5 SCL 6 WC 7 VCC 8 U403 NC /M24C 16 C430 0.
45 Power board R920 1K 1/ 10W 1% MU TE VOL R9 3 5 NC 1 2 ZD90 1 M TZJ T-72 16B 1 2 FB902 BEAD + C9 3 1 NC ! C909 NC / 0.22uF / 275V ! ON/ OF F +5V 1 2 3 4 5 6 7 8 9 CN 902 Wire H arnes s OEM M OD EL Siz e Rev Date Shee t of TPV M OD EL PC B NA M E 称爹 T P V ( T op Vi ctor y El ectro ni cs Co .
46 C8 11 0.1uF /25V C80 3 C815 C816 Q810 MM BT3904 OE M MO D E L Siz e Re v Date Sheet of TPV M OD EL PCB N AME 称爹 T P V ( T op Vi ctor y Ele ctro ni cs Co . , L td . ) Key Component 絬 隔 瓜 絪 腹 PWPC 8C4 1AQHC 1 Custo m 23 Monday , N ov embe r 10, 2008 715G2892-1A OD M MO D E L 02 .
47 1 2 HS 4 H EAT SI NK(U 601) R6 01 10K 1/ 10W 5% C6 13 0. 1uF / 16V MU TE +5V 1 R6 10 0 OH M +-5% 1/10W Lin 1 2 3 4 CN6 02 CO NN R6 03 4. 7K 1/ 10W 5% Ri n R6 12 10K 1/10W 5% Q608 NC S H UT DOWN 1 B.
48 Key board GN D R 002 2K OHM 1% 1/ 10W AUTO LBADC1 VOL- (2K) POWER MENU (2K) (GND) (1K) LBADC2 VOL+ 0 V AUT O LBADC 1 R 004 2K OH M 1% 1/10W LBADC 2 ME NU LED_GR N# LE D_RE D# change N et name MENU-.
An important point after buying a device Acer X223HQ (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Acer X223HQ yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Acer X223HQ - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Acer X223HQ you will learn all the available features of the product, as well as information on its operation. The information that you get Acer X223HQ will certainly help you make a decision on the purchase.
If you already are a holder of Acer X223HQ, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Acer X223HQ.
However, one of the most important roles played by the user manual is to help in solving problems with Acer X223HQ. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Acer X223HQ along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
