Http://Www.xiaoyu163.Com - Sony HCD-GPX9 Service Manual

HCD-GPX9
QQ
3 7 63 1515 0
– AMP Board –
IC602 RT8H015C-T112-1
6 5 4
OVER LOAD DC
DETECT DETECT
1 2 3
– PANEL (1) Board –
IC801 µPD16315GB-3BS
TE
L 13942296513
LED1 1
LED2 2
LED3 3
LED4 4
5 OSC
OSC
6
DOUT
DIN 7
SERIAL
INTERFACE
CLK 8
STB 9
KEY1 10
KEY2 11
www
.
48

http://www.xiaoyu163.com

44 43
4-BIT LATCH
12-BIT SHIFT
REGISTER
KEY DATA MEMORY
(2 x 16 BITS)
TIMING GENERATOR
KEY SCAN
DISPLAY MEMORY 24-BIT OUTPUT
24 BITS x 12 WORDS LATCH
COMMAND DIMMING
DECODER CIRCUIT
12 13
x ao
y
i
http://www.xiaoyu163.com
8
42 41 40 39 38 37 36
Q Q
3 6 7 1 3
12 4
GRID
DRIVER
8
8
DATA MULTIPLEXED
SELECTOR DRIVER
8
24 16
SEGMENT
DRIVER
14 15 16 17 18 19 20
u163
.
2 9 9 4 2 8
35 34
1 5 0 5 8 2 9 9 4
4
33 SEG19/GRID10
32 SEG18/GRID11
31 SEG17/GRID12
8
30 VEE
29 SEG16/KS16
28 SEG15/KS15
27 SEG14/KS14
16
26 SEG13/KS13
25 SEG12/KS12
24 SEG11/KS11
23 SEG10/KS10
21 22
m
co
9 9
2 8 9 9