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Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
3. BB Circuit Technical brief
GW520 service manual
3.8 LCD Display
LCD module include:
- Main LCD: 2.8” 240x400 WQVGA, 262K color TFT
- Backlight : 5 pieces of white LED
[Figure3.8-1] LCD circuit diagram
HIGH
LCD_ID : Hitachi => High
LCD_ID : LGIT => Low
HIGH
IM1:IFMODE1
IM0:IFMODE0
HITACHI
HIGH
Interface Mode:8bit
HIGH
LGIT
1u
C800
1u
C801
33
34
35
36
37
4
5
6
7
8
9
19
2
20
21
22
23
24
25
26
27
28
29
3
30
31
32
1
10
11
12
13
14
15
16
17
18
CN800
04-6293-037-001-829
ENQY0014301
R802
10K
INSTPAR
ZD800
ESD9X5.0ST5G
10K
R800
R801
10K
2V62_VIO
2V85_VLCD
47K
R804
LCD_VSYNC
MLED
LCD_ID
MLED1
MLED2
MLED3
MLED4
MLED5
LCD_RESET
LCD_DATA[6]
LCD_DATA[4]
LCD_DATA[2]
LCD_DATA[0]
LCD_DATA[7]
LCD_DATA[5]
LCD_DATA[3]
LCD_DATA[1]
LCD_RDn
LCD_WRn
LCD_CD
LCD_CSn
Содержание GW520
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