Integra DTR-7.4 Service Manual page 24

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A
SCHEMATIC DIAGRAM 6 Power amplifier section
L
1
Q6000
1.2V
R6010
4.7K
0.5V
R6020
0.1V
3.3K
-B1
NF
R6030
C6000
1.8K
102J
+B1
NF
E
B+
R6110
B-
10K
0.6V
E
E
R6040
1K
R6050
Q6010
2.7K
-1.2V
2
R
Q6001
1.2V
R6011
4.7K
0.5V
R6021
0.1V
3.3K
E
NF
R6031
C6001
1.8K
NF
102J
E
B+
R6111
E
B-
10K
0.6V
R6041
1K
R6051
Q6011
2.7K
-1.2V
3
C
Q6002
1.2V
R6012
4.7K
0.5V
R6022
0.1V
3.3K
E
NF
R6032
C6002
1.8K
102J
NF
E
B+
R6112
E
B-
10K
0.6V
R6042
1K
R6052
Q6012
2.7K
-1.2V
4
CIRCUIT NO.
Q6000~Q6006,Q6010~Q6016
Q6020~Q6022
KTA1267-GR OR 2SA933S-R OR 2SA933S-S OR 2SA1048-GR
Q6023~Q6026
Q6030~Q6032
Q6033~Q6036,Q6100~Q6102
Q6040~Q6042
Q6043~Q6046
Q6050~Q6056
Q6060~Q6066
Q6070~Q6076
Q6090~Q6092
5
Q6703
KTA1268-GR OR KTA1268-BL OR 2SA992-E OR 2SA992-F
B
R6230
R6270
120
(54.9V)
R6080
2.2
(1/4W)
10
(1/4W)
(1/2W)
Q6030
Q6090
(54.4V)
R6250
L6000
0.6V
18
R6060
P6080
(1/4W)
120
ID+
C6020
ID-
4.7/160
R6070
68
-0.6V
(1/4W)
Q6020
R6090
R6260
10
18
(1/4W)
(1/2W)
(-54.4V)
Q6040
L6010
Q6100
R6130
8.2 (1W)
R6240
R6280
120
C6030
2.2
(1/4W)
(1/4W)
473J/100
R6231
R6271
(54.9V)
120
R6081
2.2
(1/4W)
10
(1/4W)
(1/2W)
Q6031
Q6091
(54.4V)
R6251
L6001
0.6V
18
R6061
P6081
(1/4W)
120
ID+
C6021
ID-
4.7/160
R6071
68
-0.6V
(1/4W)
Q6021
R6091
R6261
10
18
(1/4W)
(1/2W)
(-54.4V)
Q6041
L6011
Q6101
R6131
8.2 (1W)
R6241
R6281
120
C6031
2.2
(1/4W)
(1/4W)
473J/100
R6232
(54.9V)
R6272
120
R6082
2.2
(1/4W)
10
(1/4W)
(1/2W)
Q6032
Q6092
(54.4V)
R6252
L6002
0.6V
18
R6062
P6082
(1/4W)
120
ID+
C6022
ID-
4.7/160
R6072
68
-0.6V
(1/4W)
Q6022
R6092
R6262
10
18
(1/4W)
(1/2W)
(-54.4V)
Q6042
L6012
Q6102
R6132
8.2 (1W)
R6242
R6282
120
C6032
2.2
(1/4W)
(1/4W)
473J/100
DESCRIPTION
2SC1740S-R OR 2SC1740-S
2SA1015-GR OR 2SA1015-Y
2SC2229-Y OR 2SC2229-O
KTD2061-Y OR 2SC5171
2SA949-Y OR 2SA949-O
KTB1369-Y OR 2SA1930
2SC5200-O OR 2SC5200-Y
2SA1943-O OR 2SA1943-R
2SC2631-R OR 2SC2631-S
KTB1369-Y OR 2SA1930
C
(55.0V)
R6160
Q6050
33K
R6510
0.22
Q6070
R6140
(1/2W)
22K
R6100
0.22
X2(5W)
R6150
4.7K
C6040
R6520
R6190
0.22
Q6060
47K
(1/2W)
R6200 47K
R6210
D6000
47K
(-55.0V)
(55.0V)
R6161
Q6051
33K
R6511
Q6071
0.22
R6141
(1/2W)
22K
R6101
0.22
X2(5W)
R6151
4.7K
C6041
R6521
R6191
0.22
Q6061
47K
(1/2W)
R6201 47K
R6211
D6001
47K
(-55.0V)
(55.0V)
R6162
Q6052
33K
Q6072
R6142
22K
R6102
0.22
X2(5W)
R6152
4.7K
R6192
Q6062
47K
R6202 47K
R6212
D6002
47K
(-55.0V)
+B1
Q6703
C6703
223Z
DTR-7.4
D
U21
P6101
TO NAAF-7718
(SCH. 3)
P6007
TO NAETC-7694
(SCH. 7)
P6008
TO NAETC-7695
(SCH. 7)
C6531
103J
C6532
103J
P6810A
P6810B
TO NAETC-7694
(SCH. 7)
P6810C
P6812A
P6812B
TO NAETC-7695
(SCH. 7)
P6812C
P6812D
+B1
C6901
P6952
15000/71
E
TO NAPS-7692
C6902
(SCH. 7)
15000/71
-B1
PRO
P6931
DCDET
TO NAETC-7696
FANDET
(SCH. 7)
VOLH
E

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