Sony HCD-C450 - Page 64

64
HCD-C450
IC802 MSM9202-05GS-KDR1 (FP 1179 BOARD) IC600 MC14052BDR2 (I/O BOARD)
39
33
S29
S35
55
40
G1
G16
5
32
S28
S1
1
P1
Port
Driver
Control
Circuit
8bit
Register
Shift
Command
Decoder
Grid
Driver
2
P2
3
AD2
AD
Driver
Segment
Driver
CGROM
CGROM
248wX35b
DCROM
16wX8b
Address
Selector
8wX35b
ADROM
16wX2b
Digit
Control
Duty
Control
Oscillator
Timing
Generator 1
Timing
Generator 2
4
AD1
56
VFL
57
GND
58
OSC0
59
OSC1
60
RST
61
CS
62
CLK
63
DAT
64
VDD
Read
Address
Counter
Write
Address
Counter
IC901 STR-F6676 (POWER BOARD)
54321
OSC DRIVE
ICONST
START
REG.
T.S.D.
LATCH O.V.P.
DS GNDVCCFB/OCP
COMP.1
COMP.2