Sony ST-EX880 Service Manual page 18

QQ
3 7 63 1515 0
– RDS Board –
IC302 SAA6579 (ST-EX880 ONLY)
16 15
QUALITY BIT
GENERATOR
DEFFERENTIAL
DECODER
1 2
TE
L 13942296513
– PANEL Board –
IC901 M66004M6FP
64 - 61
DIGIT OUTPUT
CIRCUIT
1 - 12 13
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http://www.xiaoyu163.com
14 13 12
OSCILLATOR
RECONSTRUCTION
AND
FILTER
DIVIDER
BIPHASE
SYMBOL
DECODER
CLOCK REGENERATION
3 4 5
60
INDICATION
INDICATION
CONTROL
CONTROLLER
RESISTOR
SERIAL
OUTPUT
RECEIVE
PORT
CIRCUIT
(2BIT)
14 • 15 • 16 17 • 18
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y
i
http://www.xiaoyu163.com
8
11 10
TEST LOGIC AND OUTPUT
SELECTOR SWITCH
57kHz
ANTI-
BANDPASS
ALIASING
(8th ORDER) FILTER
CONTAS LOOP
CLOCKED
VARIABLE AND
COMPARATOR
FIXED DIVIDER
AND SYNC
VP1
REFERENCE
VOLTAGE
6 7
Q Q
3 6 7 1 3
CODE SELECT
CODE/COMMAND
CONTROL
CIRCUIT
CLOCK
GENERATOR
CIRCUIT
19 20 21 22
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.
– 28 –
2 9 9 4 2 8
9
8
1 5 0 5 8 2 9 9 4
(35BIT x 16)
DECODER
INDICATION
CODE
RESISTOR
CODE
WRITE (8BIT x 16)
DECODER
(35BIT x 16)
RAM
WRITE
m
co
9 9
2 8 9 9
59 - 33
SEGMENT
OUTPUT
CIRCUIT
23 - 31 32