3. TECHNICAL BRIEF
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Only for training and service purposes
3.9 LCD Interface
3. TECHNICAL BRIEF
Figure 3-9-1. LCD Interface (B to B Connector on Main PCB)
The LM320DN1A module is a Color Active Matrix Liquid Crystal Display with an Light Emission
Diode(LED) Back Light system. The matrix employs a-Si Thin Film Transistor as the active element.
It is a transmissive type display operating in the normally Black mode. This TFT-LCD has a 3.19 inch
diagonally measured active display area with 240 * RGB * 320 resolution. Each pixel is divided into
R,G,B dots which are arranged in vertical stripes. Gray scale or the brightness of the dots
Color is determined with a 6 bit gray scale signal for each dot, thus, presenting a palette of
More than 262,144 colors.
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3.9 LCD Interface
VA601
1u
C607
18p
1u
C622
10
6
R
0
50
6
R
0
VBAT
C603
2.2u
TP603
100K
R604
R602
DNI
60
6
R
0
DNI
R603
TP602
VPA_2V85
VDD_IO_1V8
CN601
21
20
22
19
23
18
24
17
25
16
26
15
27
14
28
13
29
12
30
11
31
10
32
9
33
8
34
7
35
6
36
5
37
4
38
3
39
2
40
1
1u
C606
LCD_LED_CA5
LCD_LED_CA4
LCD_LED_CA3
LCD_LED_CA2
LCD_LED_CA1
LCD_PWM
LCD_VSYNC_OUT
LCD_F_DATA[2]
LCD_F_DATA[3]
LCD_F_DATA[1]
LCD_F_DATA[0]
LCD_F_DATA[7]
LCD_F_DATA[5]
LCD_F_DATA[4]
LCD_F_WR_N
LCD_F_CS_N
LCD_F_RS
LCD_F_DATA[6]
LCD_RST_N
LCD_ID
LCD_IFMODE
LCD_F_RD
ENBY0036001
GB042-40S-H10-E3000