Sony HCD-GT22 Service Manual page 60

HCD-GT22/GT44/GT55
QQ
3 7 63 1515 0
– PANEL Board –
IC701 NJU3427FA2
52 51 50 49 48
RESET SERIAL
CIRCUIT BUFFER
NC 1
RD0 2 ADDRESS DISPLAY
COUNTER DATA RAM
RD1 3
RD2
4
RD3 5
SEGMENT
RD4 6
DATA LATCH
RD5 7
RD6
8
RD7 9
RD8 10
RD9 11
RD10
12
RD11 13
14 15 16 17 18 19 20
TE
L 13942296513
www
.
60
http://www.xiaoyu163.com
47 46 45 44 43 42
OSC
INSTRUCTION TIMING DUTY
DECODER COUNTER COUNTER
TIMING
DECODER
TIMING/SEGMENT SELECTOR
HIGH VOLTAGE DRIVER
21 22 23 24 25 26
x ao
y
i
http://www.xiaoyu163.com
8
41 40
39 NC
38 DR35
37 DR34
36 DR33
35 DR32
DR31
34
33 DR30
32 DR29
31 DR28
30 DR27
29 DR26
28 DR25
DR24
27
Q Q
3 6 7 1 3
u163
.
2 9 9 4 2 8
1 5 0 5 8 2 9 9 4
m
co
9 9
2 8 9 9