Main, Led, Primary And Binder Assys - Pioneer XW-HTP550 Service Manual

1

3.3 MAIN, LED, PRIMARY and BINDER ASSYS

A
CN3401
B5P-VH
5
SR- (L-)
4
SR+ (L+)
3
NC
2
SL+ (R+)
1
SL- (R-)
B
GNDP
CHASSIS
C
D
C
PRIMARY ASSY (AWU8266)
E
FU1
REK1108
AC CORD
1.25A 125V
AN1
NEUTRAL
2
AKR7001- -T
1
LIVE
H1
XKP3042
/KUCXJ
FU1
CAUTION
FOR CONTINUED PROTECTION AGAINST RISK OF FIRE,
REPLACE WITH SAME TYPE AND RATINGS OF FUSE.
F
A C D
16
1
2
A
MAIN ASSY (AWU8261)
SP PROTECT
Q3451
2SA1576A
GND
C
Q3454 B
2SC4081(QR)
E
BINDER ASSY
D
(AWU8264)
PCB BINDER : VEF1040
ATS7388
T1
MAIN
MAIN
1
1
W101
B2P3-VH
CN2
W102
C1 C2
STBY STBY
L1
W103
STBY
W104
S1
ASG7024-
W105 KN1
H2
VNF1084-
C3
W106
STBY
0.01u ACG7039-
2
3
Q3452
2SA1576A
(QR) (QR)
C C
R3457
B B
E E 10k
NP
VPRE9 VREF5 VD+9
Q3455
2SD1858X(QR)
Q3453
C
2SC4081 (QR)
R3458
B
-TS
10k
E
GNDD
D14
D15 D16 R16
1
C15
10/50
D3SBA20(B)
IC12
CN11
B4PS-VH
AEK7047- -F
7A
1 1
2
2
IC13
3 3
AEK7047- -F D17
4 4
7A S1WB(A)60SD
IC14
AEK7049- -F -
2.5A
IC11
2
AEK7049- -F
2
2.5A
CAUTION
FOR CONTINUED PROTECTION AGAINST RISK OF FIRE,
REPLACE ONLY WITH SAME TYPE NO.491007 FOR
IC12 AND IC13, NO.49102.5 FOR IC11 AND IC14,
MFD. BY LITTELFUSE INC.
XW-HTP550
3
4
6.8 V
+B
POWER_ON MUTE
Q3511
2SC4081(QR)
C
R3514
B
56k
E
+B
+B
D11
Ó
- +
Ó
C13
6800/25
GNDP
VPRE9 V+9RF VD+9
-TRB
IC15
Ó
NJM78M09FA
+
Ó
GNDRF GNDD
4
GNDD
KN11
VNF1084-
CHASSIS GND
VA+9