Integra DTR-7.8 Service Manual page 67

A B
Q Q
3 7 6 3 1 5 1 5 0
PRINTED CIRCUIT BOARD VIEWS-1
U01
AMPLIFIER PC BOARD (NAAF-9039)
Component side
1
2
BLU SL
P6140D
+12V
GND
J6120
R6223
J6121
+12V
GND
JL6900A
SEC1M
SEC1H
P5025B
P5023B
T E
L 1 3 9 4 2 2 9 6 5 1 3
3
P6203
C6222
Q6003
4
w w w
5
.
C
SBL
BRN
L
WHT
P6140F
P6140A
J6118
30 30
J6119
30 30
P5020B
R6561
R6551
C6902
Q6560 Q6550
Q6561 Q6551
Q6005
Q6000
x a o
y
i
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D E
8
P5000A
R
RED
P5001A
P6140B
J6114
P6401
30
(B side)
J6115
25
J6117
J6116
P5021B
Q Q
3 7 6 3
C6901
P6340
NCAF-9039 2
25139039B
JL6403B
Q6001
u 1 6 3
.
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F G
2 4
9 9 8
YEW
SBR
SR GRY
P6140G
P6140E
J6110 J6108
30
J6111
J6109
30
J6113
30 30
J6112
30 30
J6107
P5024B
17
P5026B
1 5 1 5 0 8 9 2 4
R6721
C6701
R6710
R6709
C6706
D6704
D6703
C6704
R6706
R6704
Q6004
Q6006
m
c o
DTR-7.8
H
2
9 9
C
GNDDG
GRN
+3.3VDG
THERMAL1
P6140C
THERMAL2
PROTECT
VOLH
SEC1H
SEC1M
FANCTRL
25
25
JL6402B
P5022B
VOLH
9 8 2 9 9
VPRO
IPRO
+12V
GND
R6708
R6701
Q6002