Lcd Module - Pioneer DVD-V8000 Service Manual

1

7.8.2 LCD MODULE

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