Pioneer VSX-D514-K Service Manual page 17

1
52044-1945
C
GNDA
GNDA
FL
GNDA
FR
GNDA
SL
GNDA
SR
GNDA
SB
A.MUTE
ATT
Brd Det/
6ohm
O.L DET
DC DET
C 1/2
NECK
GNDU
CN254
CAUTION : FOR CONTINUED PROTECTION
R52
27 1/2W
RY51:
POWER RELAY
Q51
DTC143ES
R53 D55
S5688G
3.3k IC51
NJM78M56FA
12.2V
5.6V D51
OUT IN
S5688G
D52
S5688G
D53
S5688G
D54
S5688G
IC51:
U+5V REG.IC
C F 2/2
AMP&PRIMARY ASSY
(XWZ3784 : SPW,SF)
(XWZ3785 : NT,YPW)
• NOTE FOR FUSE REPLACEMENT
FOR CONTINUED PROTECTION AGAINST RISK OF FIRE.
CAUTION -
REPLACE WITH SAME TYPE AND RATINGS OF FUSE.
1
2
FAN MOTOR
R266
R251
100K
R252 100K
100K
100K
R253
19
R255 100K
18
R256
100K
17
C
16 1
GNDA
15 2
FR
14 3
13 GNDA
4
12 SL
5
11 GNDA
6
SR
10 7
GNDA
9 8
FL
8 9
A.MUTE
7
10
6 ATT
11
Brd Det/
5
12
6ohm
4 O.L DET
13
DC DET
3 14
NECK
2 15
GNDU
1
16
KP200TA16L
CN253
AGAINST RISK OF FIRE.
REPLACE ONLY WITH SAME TYPE
NO. 491.500 FOR IC52 MFD, BY
LITTELFUSE INC.
AEK7005
500mA
IC52
EXCEPT
T51
/F MODEL
ATT7041
C57
0.01 YF
GND
VSX-D514-K
2
3
AMP INPUT ASSY
G
F
(XWZ3801)
R265
Q253
22K NP
Q257
DTC124ES 2SA933
R264
4.7K
Q251
R257
2SC5974
160K
R258 100K
R260
750K D251
1SS133
R259
100K
IC251(1/2)
NJM4558D
IC251(2/2)
NJM4558D
C253
0.01
CKPU
Q252 Q254
2SD1858X DTA124ES
R263
470
Q255
DTC124ES
/SF,/SPW model only
FU3
H55 H56
/SF,/SPW model only
FU2
H53 H54
FU3 REK1026 (2.5A)
: /SF, /SPW
FU2 REK1026 (2.5A)
: /SF, /SPW
CN51
L51
XTF3004
RKP1751
FU1
H51 H52
FU1 REK1030 (T6.3A)
: /SPW,/SF
FU1 REK1026(T2.5A)
: /NT, /YPW
3
4
R269
52044-0345
1K
CN251
D254
MTZJ5.1B
1
-12V
2
GNDU
3
+12V
D252 R261
1SS133
2.2K
Q256
2SC5974
R267
4.7k
53
1
2
3
VOLTAGE SELECT
D514/SF,/SPW: XWZ3815
/SF,/SPW Only
J12
115V
S51
J11
LIVE
230V
AKX1033
J13
J12 DB815NBO
J11 DB215NBO
J13 DB015NBO
LIVE
L
N
NEUTRAL
AC POWER CORD
C G H
F2/2
F
4
A
B
C
D
E
F
17