Sony HCD-ED2 Service Manual page 29

• RDS Board
IC451 BU1922
16 15
QUALITY BIT
GENERATOR
DEFFERENTIAL
DECODER
1 2
• TAPE PREAMP Board
IC191 BA6218
7
A OUT
POW
8
GND
B OUT 9
1
A IN
2
14 13 12
OSCILLATOR
RECONSTRUCTION
AND
FILTER
DIVIDER
BIPHASE
SYMBOL
DECODER
3 4 5
6
3 4
11 10
TEST LOGIC AND OUTPUT
SELECTOR SWITCH
57kHz ANTI-
BANDPASS
ALIASING
(8th ORDER)
FILTER
CONTAS LOOP
CLOCKED
VARIABLE AND
COMPARATOR
FIXED DIVIDER
CLOCK REGENERATION
AND SYNC
VP1
REFERENCE
VOLTAGE
6 7
5 GND
9
8
29