Integra DTR-7.7 Service Manual page 82

QQ
3 7 63 1515 0
IC BLOCK DIAGRAMS AND TERMINAL DESCRIPTIONS -14
Q3003: NJW1157(8-CHANNEL ELECTRONIC VOLUME WITH INPUT SELECTOR)
TERMINAL DESCRIPTON
No. SYMBOL
1 LOUT
2 ROUT
COUT
3
4 LSOUT
RSOUT
5
6 LBOUT
7 RBOUT
SWOUT
8
9 DC_L1
10 DC_L2
FIL_BL
11
12 FIL_TL
DC_R1
13
14 DC_R2
15 FIL_BR
FIL_TR
16
17 N.C.
18 N.C.
V+
19
20 V-
REC_A1L
21
TE
L 13942296513
22 REC_A1R
23 REC_A2L
REC_A2R
24
25 REC_A3L
26 REC_A3R
REC_B1L
27
28 REC_B1R
REC_B2L
29
30 REC_B2R
31 DCCAP_L
DCCAP_R
32
33 DCCAP_C
34 GND
GND
35
36 DCCAP_LS
DCCAP_RS
37
DCCAP_LB
38
39 DCCAP_RB
DCCAP_SW
40
41 DCL_OUT
42 DCL_IN
DCR_OUT
43
44 DCR_IN
www
45 FL+
FL-
46
47 FR+
.
FR-
48
49 VDDOUT
50 VSSOUT
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FUNCTION
Lch output
Rch output
Cch output
LSch output
RSch output
LBch output
RBch output
SWch output
Lch Bass filter DC cut capacitor output terminal
Lch Bass filter DC cut capacitor input terminal
Lch Bass filter terminal
Lch Treble filter terminal
Rch Bass filter DC cut capacitor output terminal
Rch Bass filter DC cut capacitor input terminal
Rch Bass filter terminal
Rch Treble filter terminal
No Connect
No Connect
+ Power supply voltage input
- Power supply voltage input
"Input selector" Lch REC output A1
"Input selector" Rch REC output A1
"Input selector" Lch REC output A2
"Input selector" Rch REC output A2
"Input selector" Lch REC output A3
"Input selector" Rch REC output A3
"Input selector" Lch REC output B1
"Input selector" Rch REC output B1
"Input selector" Lch REC output B2
"Input selector" Rch REC output B2
Switching noise rejection capacitor
Switching noise rejection capacitor
Switching noise rejection capacitor
Ground
Ground
Switching noise rejection capacitor
Switching noise rejection capacitor
Switching noise rejection capacitor
Switching noise rejection capacitor
Switching noise rejection capacitor
"Input selector" Lch output
"Multi-channel selector" Lch input
"Input selector" Rch output
"Multi-channel selector" Rch input
"Input selector gain control" Lch no-inverted output
x ao
"Input selector gain control" Lch inverted output
y
"Input selector gain control" Rch no-inverted output
i
"Input selector gain control" Rch inverted output
Internal Digital +Power Supply Output
Internal Digital -Power Supply Output
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8
No. SYMBOL
51 L1IN
52 R1IN
L2IN
53
54 R2IN
55 L3IN
56 R3IN
57 L4IN
58 R4IN
59 L5IN
60 R5IN
L6IN
61
62 R6IN
63 L7IN
64 R7IN
65 L8IN
66 R8IN
67 L9IN
68 R9IN
L10IN
69
70 R10IN
71 L11IN
Q Q
3 6 7 1 3
72 R11IN
73 L12IN
74 R12IN
75 N.C.
76 DGND
DATA
77
78 CLOCK
79 LATCH
80 LAIN
81 RAIN
82 CAIN
83 LSAIN
84 RSAIN
LBAIN
85
86 RBAIN
87 SWAIN
88 LBIN
89 RBIN
90 CBIN
91 LSBIN
92 RSBIN
LBBIN
93
94 RBBIN
95 SWBIN
u163
GND
96
97 GND
.
98 VSSOUT2
99 VDDOUT2
100 TCCAP
2 9 9 4 2 8
FUNCTION
"Input selector" Lch input 1
"Input selector" Rch input 1
"Input selector" Lch input 2
"Input selector" Rch input 2
"Input selector" Lch input 3
"Input selector" Rch input 3
"Input selector" Lch input 4
"Input selector" Rch input 4
"Input selector" Lch input 5
"Input selector" Rch input 5
"Input selector" Lch input 6
"Input selector" Rch input 6
"Input selector" Lch input 7
"Input selector" Rch input 7
"Input selector" Lch input 8
"Input selector" Rch input 8
"Input selector" Lch input 9
"Input selector" Rch input 9
"Input selector" Lch input 10
"Input selector" Rch input 10
"Input selector" Lch input 11
1 5 0 5 8 2 9 9 4
"Input selector" Rch input 11
"Input selector" Lch input 12
"Input selector" Rch input 12
No Connect
Digital Ground
Control data signal input
Clock signal input
Latch signal input
Multi-channel Lch input A
Multi-channel Rch input A
Multi-channel Cch input A
Multi-channel LSch input A
Multi-channel RSch input A
Multi-channel LBch input A
Multi-channel RBch input A
Multi-channel SWch input A
Multi-channel Lch input B
Multi-channel Rch input B
Multi-channel Cch input B
Multi-channel LSch input B
Multi-channel RSch input B
Multi-channel LBch input B
Multi-channel RBch input B
m
Multi-channel SWch input B
co
Ground
Ground
Internal Digital -Power Supply Output 2
Internal Digital +Power Supply Output 2
Switching noise rejection capacitor
DTR-7.7
9 9
2 8 9 9