Power Pack (1/2) And Trans2 Assy - Pioneer VSX-518-K Service Manual

1

10.6 POWER PACK (1/2) and TRANS2 ASSY

D+5V
A
SBR/SW
SBL/SB
(C)
1
C
GNDA
2
(SL)
SL
SL
3
GNDA
4
(FL)
FL
FL
5
GNDA 6
B
SR
SR
7
GNDA
8
FR
FR
9
AMUTE
AMUTE
10
F-DRIVE
F_DRIVE 11
DCDT
DCDT 12
XPROTECT
XPROTECT
13
R1102
OLDT
OLDT
14
0
6OHM
6OHM
15
NECK
NECK
16
GNDU 17
CN704
XKM3007
GNDU
C
D
E
GNDA
F
C 1/2
48
1
2
POWER PACK ASSY
C 1/2
(XWZ4322)
(FR)
C606
R602
FR
1K
4.7/50
Q602
R604
AMUTE
10k
C
Q652
R654
10k
C656
R652
SR
1K
(SR)
4.7/50
IC602:
POWER AMP
(2ch POWER PACK)
STBY
C655
R651
FL
STBY
STBY
Q651
R653
STBY
STBY
C633
R631
SL
STBY STBY
Q631
R632
STBY
STBY
(C)
R601 C605
C
1K 4.7/50
Q601
R603
10K
(FL)
C779
R777
SBR
1K
4.7/50
Q501
R778
10k
VNF1084
AEK7009
KN601
CHASSIS
Q681
R682
10k
(SL)
R681 C683
SBL
4.7/50
1k
2
3
IC601:
POWER AMP
(2ch POWER PACK)
10
1
IC601(1/2)
PAC014A
11 2
FR
12
R614
D781
56k
C614
C612
D602
STBY
STBY 3p CH
R675
STBY
C662 C664
STBY
3p CH
R664
56k
13
IC601(2/2)
PAC014A
14 SR
9
8
3
10
1
IC602(1/2)
STBY
2 5
11
12
R663
D647
STBY
C661 C663
STBY
R645
STBY STBY
STBY
14
IC602(2/2)
STBY
13
9
8
3
R637
STBY
C636
C637
STBY STBY
(C)
10
1
IC603(1/3)
PAC015A
C
2
12
11
D783
R613
D681
56k
STBY
C611 C613
R677
STBY
STBY
3p CH
(FL)
13
IC603(2/3)
PAC015A
FL 6
14
9
R783
8
3
56k
C782 C783
STBY 3p CH
IC610
(1A)
C686 C687
STBY 3p CH
R687
56k
15
IC603(3/3)
PAC015A
(SL)
SL
16
18
VSX-518-K
3
4
Q606
R620 2SC2240 (GRBL)
330
R622
R628
4
0.22 22k
5
ACN7094
D+5V
R1101
STBY
0
D604
Q698
STBY
RT1N241M
R676
STBY
STBY
R674
7
Q656
6
2SC2240
1SS133
(GRBL)
R666
330
R665
STBY
4
Q655
STBY
D779
STBY
D648
R673
STBY
R646 STBY
STBY
D632
STBY
7
R638
STBY
6
Q633
STBY
R642
D603
R615
1SS133
Q605
330
2SC2240
R617
4
(GRBL)
0.22
5
ACN7094
R623
22k
STBY
Q696
2SC4081
(QR)
D682
Q697
STBY
2SC4081
DC DET.
(QR)
R678
STBY
STBY
1SS133
D778
R784
7
330 Q505
2SC2240
(GRBL)
R788
22k
R694
22k
R691
0.22
ACN7094
17
R690 Q683
2SC2240
330
(GRBL)
4
P1
P1
D608
OL
P13
1SS133
XPROTECT
FRO
P6
601_5
601_2
P12
22k
SRO
601_2
601_5
D654
600/3_2
600/3_5
P13
P12
602_2
P1
602_5
D653 P6
STBY
FL
P6
602_5
602_2
FRO
SL
FLO
SRO
STBY
P13
SLO
P12
P1
CO
(C)
P6
DC_DET
CO
SBRO/SBO/SW
600/3_2
600/3_5
SBLO
FLO
(FL)
P13
P12
SLO
(SL)
F-DRIVE
1SS133
D684