Integra DTR-7.4 Service Manual page 20

A
SCHEMATIC DIAGRAM 4 Preamplifier section
8
C4230
3
47/50
C4220
1
1 C4210
Q4210
1/50
100D
2
R4210
220K NJM4565M-D
C4440
R4470
153J
1M
C4500
101J
7F Q4400
R4471 C4441
1M 153J
2
R4211
220K
6
C4211
C4221
Q4210
100D
7
1/50
C4231
5
47/50
4
8
C4232
3
47/50
C4222
1
C4212
Q4211
1/50
100D
2
R4212
220K NJM4565M-D
C4442
R4472
153J
1M
R4541
4.7K
C4501
101J
3 D4540
5.1B
7F Q4401
C4540
100/6.3
R4540
3.3K
R4237
470
R4217
220K R4227
2.2K
6
C4217
C4227
Q4211
102J
7
1/50
C4237
5
470/6.3
4
C4203
4 10/50
8
3
C4324
20/16 C4223
R4203
Q4212
1/50
100K
2
R4213 C4213
220K 100D NJM4565M-D
C4302
2 TC94A07F
101J
5
R4214 C4214
220K 100D
6
R4204
C4224
Q4212
100K
1/50
C4325
5
20/16
4
C4204
10/50
B
R4410
3
4.7K
R4420
Q4410
4.7K
2
C4410
101K NJM2082M-D
R4430
220K
C4420 R4440
R4480
47/50 47K
390
C4430
104J Q4420
R4450
R4460
390
2SA1163-BL
NJU7306G
2SA1163-BL
R4461
R4451
390
C4431 Q4421
104J
R4481 C4421 R4441
390 47/50 47K
R4431
220K
C4411
101K
6
R4421
Q4410
4.7K
R4411
5
4.7K
R4412
3
4.7K
R4422
Q4411
4.7K
2
C4412
101K NJM2082M-D
R4432
220K
C4422 R4442
R4482
47/50 47K
390
C4432
104J Q4422
R4452
R4462
390
2SA1163-BL
NJU7306G
R4457
390
C4417
102J
6
R4427
Q4411
4.7K
R4417
5
4.7K
C4205
10/50
C4225
1
R4205
1/50
100K
C4233
47/50
R4215 C4215
220K 100D
Surround B
/ Zone2
Q4203 TC94A07F
Surround B
/ Zone2
R4216 C4216
220K 100D
C4234
47/50
R4206
C4226
100K
7
1/50
C4206
10/50
R4920
22 (1/2W)
C4920
C4802
8
C4800 220/16
2.2/50
10/16
1
R4800
R4802
C4600
22K
22K
47/50
RN1441
R4804
220K
Q4810
Q4811
R4805
220K
RN1441
4.7K
R4801
22K
22K
C4803
2.2/50
R4600 R4610
4.7K
270 100
RN1441 Q4610
Q4600 RN1441
Q4601 RN1441
C4801
10/16
RN1441 Q4611
7
R4601 R4611
C4601
270 100
47/50
4
C4921
R4921
220/16
22 (1/2W)
8
C4602
R4602 R4612
47/50
270 100
1
RN1441 Q4612
Q4602 RN1441
Q4607 RN1441
RN1441 Q4617
R4607 R4617
270 100
4.7K
7
C4607 R4712
47/50 1K
4
R4710
1.5K
R4711
3.9K
8
C4235
3
R4603 R4613
47/50
270 100
1
Q4213
RN1441 Q4613
2
NJM4565M-D
Q4603 RN1441
Q4604 RN1441
RN1441 Q4614
ack
R4604 R4614
270 100
Left
ack
R4605 R4615
270 100
Right
RN1441 Q4615
Q4605 RN1441
Q4606 RN1441
6
RN1441 Q4616
Q4213
7
R4606 R4616
C4236
270 100
5
47/50
4
C
NAAF-7718
NJM4565M-D
C4806
8
3
R4814
100/6.3
33
1
Q4800
2
R4810
R4806 C4804 33 Q4812 Q4814
10K 101K
R4808 R4812
2.2K 10K RN1441 RN1441
RN1441 RN1441
R4809 R4813
2.2K 10K
R4807 C4805
10K 101K Q4813 Q4815
R4811
6
33
Q4800
7
R4815
C4807
5
33
4
100/6.3
C4610
102J
R4640 R4620 R4630
47 22K 47
R4641 R4621 R4631
47 22K 47
C4611
102J
C4680
104Z
C4612
102J
R4642 R4622 R4632
47 22K 47
R4647 R4627 R4637
47 22K 47
C4617
102J
AGND
RAI
LAI
CAI
SRAI
SLAI
SBRAI
SBLAI
C4613
102J
R4643 R4623 R4633
47 22K 47
R4644 R4624 R4634
47 22K 47
C4614
102J
C4681
104Z
C4615
102J
R4645 R4625 R4635
47 22K 47
R4646 R4626 R4636
47 22K 47
C4616
102J
DTR-7.4
D
U11
R4816
33
C4808
222J
HPL
HPR
C4809
222J
R4817
33
P4600
LEFT
RIGHT
PREOUT
CENTER
SUBWOOFER
P4601
LEFT
SURROUND
RIGHT
PREOUT
LEFT
SURROUND
BACK
/ZONE2
RIGHT