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AOC
E941S, E941SA, E941VA service manual
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81 pages, 6.68 Mb
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3.3 USB+
Audio in port
Bottom View
T
op View
*
This section to e941V
A
do show that other models will be a slight trade-off.
Contents
Main
Page
CONTENTS
1. LCD Specifications
1.1 Product Features
* e941SA /e941S no DVI Interface
1.2 Factory preset modes
2. Operation instruction
Generalization
5
4
Page
3.Interface description
3.1 VGA 15pin Connector
3.2 DVI Connector
3.3 USB+ Audio in port
*
4. Panel Feature
4.1 General Specifications
4.2 Electrical Absolute Ratings
Item Symbol Min Typ Max Unit
Page
4.6 LED Connector
4.7 Optical Specifications
5.Block Diagram
(2)e941SA---715G3225
5V 3.3V 1.8V
5.3 Power Board Block Diagram
On/off DIM
Power/ Converter Board Block Diagram
Software Flow Chart
6. Circuit Schematic
6.1 Main Board 1---715G3737-M01
Input part---VGA/DDC
Page
DVI-input/DDC
Power part---5V/3.3V/1.8V
TO252
TO-252
Scarlar---Flash/key
NT68668FG-QFP-128
NT68668FG-QFP-128
NT68668FG
Output---LVDS connector
6.2 Main Board 2---715G3225-1-2
VA1913
Change net to DDC_SCL,DDC_SDA
Viewsonic
R101 0402->0603
D-SUB NC pin connect to GND
SOT223
TO252
SOT223
Add FB410 for AOC project
For LG A only model;, USE 24C04
ADD R473, R474
3
D
VSC
1
VA1913
S
AO3401L
6.3 Power Board
715G2892-P02---adapter 12V/5V
6.4 Converter Board----715G3918-P02
Dec-17-09 add
6.5 Audio part 715G2892 P02
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9. Maintenance Trouble treatment
9.1 Maintainability Requirement
9.2 Trouble Shooting Main Board---
Page
Check flow chart For the no power
Power Board---
No Power 5V/12V
No Backlight of panel
Check flow chart for the Inverter No Backlight
Page
9.4 Writing DDC program step
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10.BOM List
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10.2 Modele941SA--T995NSNCWVA1UNJ
0M1G1030 6120 SCREW M3X6 1
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10.3 Modele941S-- T9A2NS2DWVA4QNE