Sony STR-DH710 Service Manual page 48

STR-DH710
• IC Block Diagrams
IC400 BD3471KS2 (MAIN BOARD (3/4))
60 59 58 57 56 55 54 53 52 51
INL2 61
INR2 62
63
INL1
64
INR1
AGND 65
66
SBLIN1
SBRIN1 67
Mode Mode
SLIN1 68
selector selector
69
SRIN1
70
CIN1
SWIN1 71
FLIN1 72
73
FRIN1
AGND 74
ADC
ADCR 75
FR FL SW C
Volume Volume Volume Volume Volume
76
ADCL
EQ
AGND 77
Sub1
78
SUB1R
SUB1L 79
80
AGND
1 2 3 4 5 6 7 8 9 10
STR-DH710
50 49 48 47 46 45 44 43 42 41
40 AGND
39 FRIN2
38 FLIN2
37 SWIN2
Multi2
36 CIN2
Multi1
35
SRIN2
34
SLIN2
Mode Mode
33 SBRIN2
selector selector
32 SBLIN2
31
AGND
Rec
30
RECR1
29 RECL1
28 RECR2
27
RECL2
26
RECR3
SR SL SBR SBL
Volume Volume Volume
25 RECL3
Sub2
24
RECR4
23
RECL4
22 AGND
21
AGND
Logic
11 12 13 14 15 16 17 18 19 20
IC601, IC901 STK350-630T-E (MAIN BOARD (1/4))
IC701, IC801 STK350-630T-E (MAIN BOARD (2/4))
MUTE 1
2
+VOUT1
-VOUT2 3
COMP1 4
5 6
IC2007 TC74VHC393FT (EL) (DIGITAL BOARD (1/4))
14 13 12 11 10 9 8
Q Q Q Q
A B C D
CLEAR B
CLEAR A
Q Q Q Q
A B C D
1 2 3 4 5 6 7
48 48
15 14 13
12 +VOUT1
11 -VOUT2
10
COMP2
7 8 9