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MB243WABNS service manual
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Contents
Main
Service
Service Manual
Model ID:MB243WABNS
ACER
ACER_LCD_G24_SM080519V1
Page
Page
.
Function LED Color Full Power Bluecolor Sleep Orange color
Table 1
Page
.
Page
Page
Page
Page
Page
S4
S1
S6
S3
S5
S11
S10
S9
S7
S8
S18
Takea key function board to hook with front bezeland connect to key function cable.
S15
S13
S14
Page
S6
S5
S3
S4
S2
S8
S9
S11
S10
S17
S16
S13
S15
S12
S18
S19
S22
S23
S20
Page
5.2 Nothing displays on the screen (Screen is black and colour of LED is blue.)
21
5.3 Checkthe backlight unit
22
5.4 AbnormalScreen:
23
ACERG24
Page
Page
Page
5.8 Checking the resolution change IC movement
27
Page
5.10Checking the inverter board circuit
29
5.11HDMI signal check 5.11.1No video
30 5.Troubleshooting (continued)
Page
Page
cedid
Page
Page
_8.2 SCHEMATICS POWER BOARDACER_LCD_G24_
6832194100P01
20.
36
8.3 ACER __LCD_G24 SCHEMATICS_INTERFACE_BD_POWER
OFF
FOR POWER SAVING CONTROL
SOT223-
HI POWERON==>
TO263- TO252 GOI--
TO263-
_8.4 SCHEMATICS INTERFACE_BD_MCU AND FUNCTION KEYACER_LCD_G24_
LEDB ACTIVELOW_
TP28
TP433
VCCGND
DSUB
_8.5 INTERFACE_BD_ACER_LCD_G24 SCHEMATICS_ VGA INPUT
Connector
39
_8.6 INTERFACE_BD_HDMIAND DVI INPUTACER_LCD_G24 SCHEMATICS_
Connector
TP483
TP491
TP490
_8.7 INTERFACE_BD_SCALERACER_LCD_G24 SCHEMATICS_
FPCFFC 30S 100C---
MST9259D
41
_8.8 SCHEMATICS INTERFACE_BD_SDRAMACER_LCD_G24_
42
_8.9 SCHEMATICS INTERFACE_BD_USB AND CAM/MIC OUTPUTACER_LCD_G24_
Downstream2
Downstream4
Downstream3
Downstream2
HDMI AUDIO CODEC deleted for(
P243W HDMI model)
1234567 8910111213
1
2
_8.11 SCHEMATICS INVERTERBDACER_LCD_G24_
6832188000P0
ONOFF-
DS
OZ9982