Sony HCD-C450 Service Manual page 64

HCD-C450
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3 7 63 1515 0
IC802 MSM9202-05GS-KDR1 (FP 1179 BOARD)
P1 1
Port
Driver
P2 2
AD2 3
ADROM
AD
Driver 16wX2b
AD1
4
CGROM
8wX35b
5
S1
Segment
Driver
32
S28
CGROM
248wX35b
TE
L 13942296513
IC901 STR-F6676 (POWER BOARD)
LATCH
COMP.1
OSC
COMP.2
1 2 3
FB/OCP S D
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64
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Timing Timing
Generator 2 Generator 1
Duty
Control
Digit
Control
Control
Circuit
Command
Decoder
Read Write
Address Address
Counter Counter
Address
Selector
DCROM
16wX8b
O.V.P. START
REG.
T.S.D.
ICONST
DRIVE
4 5
VCC GND
x ao
y
i
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8
IC600
64 VDD
63 DAT
8bit
Shift 62 CLK
Register
61 CS
60 RST
59 OSC1
Oscillator
58 OSC0
57 GND
56 VFL
55 G16
Grid
Driver
40 G1
39 S35
33 S29
Q Q
3 6 7 1 3
u163
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2 9 9 4 2 8
MC14052BDR2 (I/O BOARD)
1 5 0 5 8 2 9 9 4
m
co
9 9
2 8 9 9