Sanyo CDF-R800 Service Manual page 14

CIRCUIT OPERATION DESCRIPTION
PIN PORT NAME
DESCRIPTION
55
FSS Foca serch select pin.
56
VCC2
VCC pin for servo system and digital system.
57
REF1
Connection pin for standard voltage capacitor.
58 VR Standard voltage output pin.
59 LF2 Pin for setting constant at the time of detecting disc defect.
60 PHI Pin for connecting condensor for RF signal peak hold.
61
BH1 Pin for connecting condensor for RF signal bottom hold.
62 LDD
APC circuit outwt Din.
63 LDS
APC circuit input pin.
64
Vccl RF system VCC pin.
IC BLOCK DIAGRAM
IN1
GND
LB1 641
PI OUT1VCC20UT2 P2
VCC1
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MC14069UBF
1
{'
INPUT L-j
I
(y
I
w
1
2
3
4
)Vz
5
6
m
S-80732AN
VDD
Vss
!!3
11
10
13 12
Vss 7
14 VDD
_.
d
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