Sony STR-DE1075 Service Manual page 42

STR-DE1075
• Waveforms
– DIGITAL Board –
2 IC1410 1
3.9 Vp-p
40.4 ns
3 IC1601 <zc.> (MCLK2)
3.7 Vp-p
74 ns
4 IC1703 tj (X1)
3.8 Vp-p
60 ns
5 IC1501 qd (MCLK2)
3.8 Vp-p
74 ns
– VIDEO Board –
qa IC304 qa
4 Vp-p
71 ns
• IC Block Diagrams
IC101 TC9274N-016 (MAIN Board)
VSS 1
S1 2
S2 3
S3 4
S4 5
S5 6
S6 7
S7 8
S8 9
S9 10
18BIT 18BIT
LATCH LATCH
S10 11
CIRCUIT CIRCUIT
(L-CH) (R-CH)
S11 12
S12 13
S13 14
S14 15
S15 16
S16 17
S17 18
S18 19
GND 20
CK 21 LEVEL SHIFT & SHIFT REGISTER
IC305 BA7622 (VIDEO Board)
75OHM
DRIVER
GND 1 8 OUT1
75OHM
DRIVER
IN1 2 7 OUT2
75OHM
DRIVER
IN2 3 6 OUT3
IN3 4 5 VCC
42 42
IC201 TC9273N-014 (VIDEO AU Board)
IC102 TC9273N-004 (MAIN Board)
IC105 TC9273N-013 (MAIN Board)
42 VDD
40 S1
VSS 1
40 S2
S1 2
39 S3
S2 3
38 S4
S3 4
37 S5
S4 5
36 S6
S5 6
10BIT 10BIT
35 S7
S6 7 LATCH LATCH
CIRCUIT CIRCUIT
(L-CH) (R-CH)
34 S8
S7 8
33 S9
S8 9
32 S10
S9 10
31 S11
S10 11
30 S12
S11 12
29 S13
GND 13
LEVEL SHIFT & SHIFT REGISTER
28 S14 CK 14
27 S15
26 S16
25 S17
24 S18
23 STB
22 DATA
IC308 NJM2296D (VIDEO Board)
IC750, 752 NJM2296D (S-VIDEO Board)
V+ Vout2 SW1 Vin1 GND Vout3
16 15 14 13 12 11
S6
S7
S1
S4
S5
S3
1 2 3 4 5 6
Vout1 SW5 Vin5 SW3 Vin4 SW4
28 VDD
27 S1
26 S2
25 S3
24 S4
23 S5
22 S6
21 S7
20 S8
19 S9
18 S10
17 S11
16 STB
15 DATA
SW2 Vin2
10 9
S2
7 8
Vin3 V-