Pioneer CB-A802, Service Manual

Page: 158 / 168

DVD-V8000
158
1 2 3 4
1 2 3 4
C
D
F
A
B
E
7.8.2 LCD MODULE
Pin Function
Block Diagram
LCD Module (DWG1590)
No. Symbol Level Pin Function
1 VSS 0V Ground
2 VDD 5.0V Supply voltage for logic
3 V0
−
Input voltage for LCD
4 RS H/L H: Data, L: Instruction code
5 R/W H/L H: Read mode, L: Write mode
6 E H, H
→
L Chip enable signal
7 DB0 H/L Data bit 0
8 DB1 H/L Data bit 1
9 DB2 H/L Data bit 2
10 DB3 H/L Data bit 3
11 DB4 H/L Data bit 4
12 DB5 H/L Data bit 5
13 DB6 H/L Data bit 6
14 DB7 H/L Data bit 7
15 LED+ 4.2V Back light anode
16 LED- 0V Back light cathode
DB7
"
DBO
E
R/W
RS
VO
VDD
VSS
CONTROLLER LSI
S6A0070A01-COCX
or EQU]V,
SEG40
COM16
LCD PANEL
LED LIGHT-BOX
LED+
LED-