Integra DTR-7.6 Series Service Manual page 50

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IC BLOCK DIAGRAMS AND DESCRIPTIONS
NJW1157(8-Channel Electronic Volume with Input Selector)
LAIN
RAIN
CAIN
LSAIN
RSAIN
LBAIN
RBAIN
SWAIN
L1IN
R1IN
L2IN
R2IN
L3IN
R3IN
L4IN
R4IN
L5IN
R5IN
L6IN
R6IN
L7IN
R7IN
L8IN
TE
L 13942296513
R8IN
L9IN
R9IN
L10IN
R10N
L11IN
R11IN
L12IN
R12IN
Input Selector
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DCLA1 DCLA2
DCRA1 DCRA2
Att Gain
REC Out Selector
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2 9
8
Q Q
3 6 7 1 3 1 5
Multi-Channel Input B
co
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9 4 2 8
Supply
Voltage
uCOM
Interface
Multi-channel
SW
TONE
TSW
SW
TONE
0 5 8 2 9 9 4 2 8
BSW
SSW
Amp
Gain
m
DTR-7.6
9 9
V+
GND
V-
LATCH
DATA
CLOCK
L OUT
ROUT
COUT
LSOUT
RSOUT
9 9
LBOUT
RBOUT
SWOUT