Sony HCD-RXD7AV Service Manual page 39

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IC103 LC72131 (MAIN Board)
20 19 17 16
18
PHASE
DETECTOR
CHARGE PUMP
REFERENCE UNLOCK
DIVIDER DETECTOR
SWALLOW COUNTER
1/16, 1/17 4BITS
CCB
INTERFACE
1 2 3 4 5
IC201 TA8189N (MAIN Board)
METAL PRE TAPE A
CH2/A CH2/B NF OUT OUT /TAPE B
24 23 22 21 20 19
CH2
–
+
A/B
VREF1
CH1
+
–
1 2 3 4 5
CH1/A CH1/B NF METAL PRE MIX
OUT OUT OUT
15 14
POWER
1/2
ON
RESET
12BITS
PROGRAMMABLE
DRIVER
DATA SHIFT REGISTER LATCH
6 7 8 9 10
REC REC
VCC CG OUT NF IN ALC
16
18 17 15 14
–
+
CH2
ALC
IREF
VREF2
M/N
CH1
+
–
GND GND
6 7 8 9 10 11
GND1 M/H REC NF REC GND
OUT IN
13 12 11
UNIVERSAL
COUNTER
13
12
39