Sony STR-DA30ES Service Manual page 17

IC301 BU1922 (AUDIO BOARD)
16
1
IC351 LC7822 (MAIN BOARD)
1
IN 2
3
OUT
4
5
IN
6
7
OUT 8
9
IN
10
OUT
11
LEVEL SHIFT
12
VEE
CE 13 LATCH
DI
14
SHIFT RESISTOR
CL 15
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15 14 13
OSCILLATOR
QUALITY BIT
RECONSTRUCTION
AND
GENERATOR
DIVIDER
BIPHASE
DEFFERENTIAL
SYMBOL
DECODER
DECODER
2 3 4
30
IN
29
28
27 OUT
26
25 IN
24
23 OUT
22
IN IN
21
20 OUT
19 VDD
RESET
18
17
S
16 VSS
— 60 —
12 11 10
TEST LOGIC AND OUTPUT
SELECTOR SWITCH
57kHz
BANDPASS
ALIASING
FILTER
(8th ORDER)
CONTAS LOOP
CLOCKED
VARIABLE AND
COMPARATOR
FIXED DIVIDER
CLOCK REGENERATION
AND SYNC
VP1
REFERENCE
VOLTAGE
5 6 7
IC811,812,813 NJM2296D (S.VIDEO/VIDEO BOARD)
Vout2 SW1 Vin1
16 15 14 13
V+
S6
S4
S5
S3
1 2 3 4
Vout1 SW5 Vin5 SW3
9
ANTI-
FILTER
8
Vout3 SW2 Vin2
12 11 10 9
GND
S7
S1
S2
V-
5 6 7 8
Vin4 SW4 Vin3