Lcd Display - LG 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
LCD_RESET
LCD_DATA[7]
LCD_DATA[6]
LCD_DATA[5]
LCD_DATA[4]
LCD_DATA[3]
LCD_DATA[2]
LCD_DATA[1]
LCD_DATA[0]
LCD_RDn
LCD_WRn
LCD_CD
LCD_CSn
LCD_VSYNC
LCD_ID
MLED1
MLED2
MLED3
MLED4
MLED5
MLED
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
2V85_VLCD 2V62_VIO
R800 10K
R801 10K
R804 47K
ESD9X5.0ST5G
INSTPAR
ZD800
[Figure3.8-1] LCD circuit diagram
3. BB Circuit Technical brief
GW520 service manual
CN800
Interface Mode:8bit
37
IM0:IFMODE0
36
35
IM1:IFMODE1
34
R802 10K
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
LCD_ID : LGIT => Low
9
LCD_ID : Hitachi => High
8
7
6
5
4
3
2
1
04-6293-037-001-829
ENQY0014301
- 43 -
LGIT HITACHI
HIGH HIGH
HIGH HIGH
LGE Internal Use Only