Sony hcd-grx40av Service Manual page 39

QQ
3 7 63 1515 0
TE
L 13942296513
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IC103 LC72131 (MAIN Board)
20 19 18 17
PHASE
DETECTOR
CHARGE PUMP
REFERENCE
UNLOCK
DIVIDER
DETECTOR
CCB
INTERFACE
2 3 4 5
1
IC201 TA8189N (MAIN Board)
METAL
CH2/A CH2/B NF OUT
24 23 22 21
CH2
–
+
CH1
+
–
1 2 3 4
CH1/A CH1/B NF METAL
OUT
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2 9
8
16 15 14
POWER
1/2
ON
RESET
SWALLOW COUNTER
1/16, 1/17 4BITS
12BITS
PROGRAMMABLE
DRIVER
DATA SHIFT REGISTER LATCH
6 7 8 9 10
Q Q
3 6 7 1 3 1 5
PRE TAPE A REC
OUT /TAPE B VCC CG OUT NF
16
20 19 18 17 15
–
+
CH2
A/B
VREF1 IREF
VREF2
M/N
CH1
+
–
GND
5 6 7 8 9 10
PRE MIX GND1 M/H REC NF
OUT OUT OUT
co
.
9 4 2 8
13 11
12
UNIVERSAL
COUNTER
0 5 8 2 9 9 4 2 8
REC
IN ALC
14 13
ALC
GND
11 12
REC GND
IN
m
9 9
9 9
39