Ic Block Diagrams - Sony STR-DA1ES Service Manual

• IC Block Diagrams

IC111 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
LATCH
S10 11
CIRCUIT CIRCUIT
(L-CH)
S11 12
S12 13
S13 14
S14 15
S15 16
S16 17
S17 18
S18 19
GND 20
LEVEL SHIFT & SHIFT REGISTER
CK 21
IC301 NJM2581D (VIDEO Board
(EXCEPT STR-DB780: AEP and UK models))
6dB
AMP
VIN 1 1
BIAS
VEE 1 2
6dB
AMP
VIN 2 3
BIAS
VEE 2 4
6dB
AMP
VIN 3 5
BIAS
VEE 3 6
POWER SAVE 7
42 VDD
40 S1
40 S2
39 S3
38 S4
37 S5
36 S6
35 S7
34 S8
33 S9
18BIT
LATCH
32 S10
(R-CH)
31 S11
30 S12
29 S13
28 S14
27 S15
26 S16
25 S17
24 S18
23 STB
22 DATA
7.5Ω
14 V+1
DRIVER
13 VOUT 1
12 V+2
7.5Ω
DRIVER
11 VOUT 2
10 V+3
7.5Ω
DRIVER
9 VOUT 3
8 GND
REF
IC151 TC9273N-004 (MAIN Board)
IC201 TC9273N-014 (VIDEO.AU Board)
VSS 1
S1 2
S2 3
S3 4
S4 5
S5 6
10BIT
LATCH
S6 7
CIRCUIT
(L-CH)
S7 8
S8 9
S9 10
S10 11
S11 12
GND 13
LEVEL SHIFT & SHIFT REGISTER
CK 14
IC303 TC74HC4053AP (VIDEO Board
(EXCEPT STR-DB780: AEP and UK models))
16 15 14 13 12
IN
OUT
C
IN
OUT
C
C
OUT
IN
C
OUT
C
IN
OUT
IN
1 2 3 4
STR-DA1ES/DB780
28 VDD
27 S1
26 S2
25 S3
24 S4
23 S5
10BIT
LATCH
22 S6
CIRCUIT
(R-CH)
21 S7
20 S8
19 S9
18 S10
17 S11
16 STB
15 DATA
11 10
C
OUT
IN
5 6 7
9
8
45