Acer S190WL Service Manual download pdf (Page 9)



7

C. LED backlight Connector

Connector

CN803

D. Key Board Connector

Connector

CN401

E. Flat Panel Connector

Connector

CN407

Pin Signal Pin Signal

1 Feedback1 7 LED drive

2 NC 8 NC

3 NC 9 NC

4 NC 10 Feedback2

5 NC 11 GND

6 LED drive 12 GND

Pin Signal Pin Signal

1 GND 4 POWER KEY

2 LEDA 5 KEY2

3 LEDG 6 KEY1

Pin Signal Pin Signal

1 GND 26 GND

CLK1

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27 ICLK_RESET

CLK1

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28 H2DOT

CLK2

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29 CSC

CLK2

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30 POL

CLK3

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31 POL2

CLK3

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32 SOE

CLK4

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33 GND

9 CLK4 34 LV0+

10 GVDD_O 35 LV0-

11 GVDD_E 36 LV1+

12 G_RES 37 LV1-

13 VGL 38 LV2+

14 VGL 39 LV2-

15 VGH 40 GND

16 VGH 41 LCLK+

17 VDD

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LCLK-

18 VDD

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GND

19 VDD



LV3+

20 VCC

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LV3-

21 VCC

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LV4+

22 VCOMD

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LV4-

23 VCOMD

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LV5+

24 VCOMC

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LV5-

25 VCOMC 50 GND

1 2 3 4 5 6 7 8 9 10 11 12 13 14 ... 56 57

Contents 2
Important Safety Notice 3
1. Product Specification 4
Optical Characteristics: 5
65%20% 6
2. OSD Menu 18
Display type 19
Item focused 19
Item selected 19
2.3.2 Key operation: 20
Key define: 20
3. Exploded Diagram 22
ITEM DESCRIPTION QT'S 24
Remove the panel 30
5. Troubleshooting 31
New F/W 36
39
 41
 45
9. Schematics and Layouts 50
10R 1/10W 5% 53
Key Board 54
715G4982K0D000003S 54

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Acer S190WL Service Manual Page 9

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