Pioneer VSX-1131 Service Manual page 27

1
AMP section
MODEL NO. VSX-831/LX101/1131/LX301 SCHEMATIC DIAGRAM(PART-5) AMP SECTION
D
BACLA-2020 VSX-831/LX101/1131/LX301
CLASS A
C
B
A
1 2
P5509B
(CLA-L)
1
2
Q5382,Q5422
R5502
INA6006AP1-T111
T7/Z7/Z8/D4/D5:Mount 10
OtherModel:NM 1/4W
FR
Q5382
R6202
NM
0 *Q5422
C5022
47u 50V
*R5002 R5042 R6402
1.5k 330 56k
1/4W
R6422
63V
1.8k
103J
C5622
Q5222
INC5001AP1-T111
NM
*Q5442
Q5402
T7/Z7/Z8/D4/D5:Mount
OtherModel:NM
R5522
Q5402,Q5442 10 1/4W
INC6006AP1-T111
Q5383,Q5423
INA6006AP1-T111 R5503
10
T7/Z7/Z8/D4/D5:Mount
1/4W
OtherModel:NM
C
R6203
*Q5423
0
Q5383
NM
C5023
47u 50V
*R5003 R5043 R6403
1.5k 330 56k
1/4W
R6423
63V
1.8k
103J
C5623
Q5223
INC5001AP1-T111
Q5403 *Q5443
NM
T7/Z7/Z8/D4/D5:Mount
OtherModel:NM
R5523
Q5403,Q5443 10 1/4W
INC6006AP1-T111
Q5381,Q5421
R5501
INA6006AP1-T111
T7/Z7/Z8/D4/D5:Mount 10
1/4W
FL OtherModel:NM
R6201
Q5381
0 NM
*Q5421
C5021
47u 50V
*R5001 R5041 R6401
1.5k 330 56k
1/4W
R6421
63V
1.8k
103J
C5621
Q5221
INC5001AP1-T111
Q5401
NM
*Q5441
T7/Z7/Z8/D4/D5:Mount
OtherModel:NM
R5521
Q5401,Q5441 10 1/4W
INC6006AP1-T111
2
3 4
R5822
2.2
1/4W
IN_FL
GNDIN_FL
NFL
+B1L
-B1L
+BL
+BL2
-BL2 Destination table
TRIML
MODEL
T5/D2/T6/Z6/
T7/Z7 D3
V8/L1/V11/L3
3.3k
R500* 1.5k
(Preout enabled Model)
R538*
220
R540*
R542*
No Mount 220 No Mount
R544*
R546*
39k 33k 39k
R548*
R630*
150
Q542*
No Mount Mount No Mount
Q544*
R5823
2.2
1/4W
IN_FR
GNDIN_FR
NFR
+B1R
-B1R
+BR
+BR2
-BR2
TRIMR
R5821
2.2
1/4W
IN_C
GNDIN_C
NFC
+B1C
-B1C
+BC
+BC2
-BC2
TRIMC
3 4
5
Schematic Diagram
Z8/D4/D5
220
33k
Mount
5
6
D
C
B
A
6