Regulator And Power Assys - Pioneer XV-HA5 Service Manual

1

3.8 REGULATOR and POWER ASSYS

A
B
C
NJM78L05A
IC51
R55
470
+4.9V
D
GNDPRE5
+11.6V
1
+
E
2
-
F
F
GNDFAN
30
1
2
UVP+8
+16.5V
R48
STBY
Q81
IRF9530
W101 W103
R41
Q51
STBY
R43
STBY
STBY
R45
STBY
R47
STBY
R49
Q53
STBY
STBY
(1%)
Q54
2SC1740S(RS)
D3654 D3653
R3669
STBY
1SR154-400
D3656
D3658
STBY
R3661 D3664
33k
D3665 R3677
Q3655
DTC114TK
22k
FAN LOCK, SHORT, OPEN DETECT
2
3
R42
STBY
R44
STBY
R46
STBY
VPRE+5
SHORT DETECT(FAN+B,VP+8V,VP+15V)
Q71
2SA1037K(RS)
R71
+8.4V
0
D3652 D3651
STBY
D3655
Q3651
2SB1237X
Q3653
2SC2412K(RS)
XV-HA5
3
4
REGULATOR
F
(XWZ4039)
+B
CN3303
KM250NA10L
UVP+8
1
VP+8
2
SENSE5
3
GNDVP+8
4
VP+15
5
6 H/L CONT
7 REF5V
8 XPROTECT
9 FAN GND
10 +B
R3656
220 D3657
R3667
10k
4
ASSY