Lcd Module - Pioneer CB-A802 Service Manual

1

7.8.2 LCD MODULE

QQ
3 7 63 1515 0
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
TE
L 13942296513
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
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F
158
1
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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
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. i
2
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3
SEG40
Pin Function
Q Q
3 6 7
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y
DVD-V8000
3
4
2 9 9 4
8
LCD PANEL
LED LIGHT-BOX
1 3 1 5 0 5 8 2 9
m
co
.
4
2 8
9 9
9 4 2 8 9 9