Pioneer HTZ-7 Service Manual page 38

1
HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7
3.1.10 POWER MAIN ASSY, POWER SUB ASSY, AC ASSY, FRONT (1) ASSY,
FRONT (2) ASSY and LAMP ASSY
A
FRONT (2) ASSY
N
(AWU7164)
SWITCHES:
+
S5906: VOL
S5907: VOL –
S5908: TUNER
S5910: STANDBY/ON
LAMP ASSY
O
(AWU7165)
B
NOTE FOR FUSE REPLACEMENT
CAUTION: FOR CONTINUED PROTECTION
AGAINST RISK OF FIRE.
REPLACE WITH SAME
TIME AND RATINGS ONLY.
C
AC ASSY
L
(AWU7405)
FU1: 315mA/250V
REK1017
BKP1046
AC POWER CORD
ADG1127
D
J L
38
1
2
M
J
CAUTION:
FOR CONTINUED PROTECTION AGAINST RISK
OF FIRE.
REPLACE WITH SAME TYPE NO. 491004 MFD.
BY LITTELFUSE INC. FOR IC11 (AEK7018).
Short-circuit here for
operation by itself.
STBY: 0V
ON: 10V
M
N O
2
3
FRONT (1) ASSY
(AWU7163)
SWITCHES:
S5901: 6 S5904: – 4
S5902: 7 S5905: 0
+ ¢
S5903:
POWER MAIN ASSY
(AWU7404)
POWER TRANSFORMER
T1 ATS7246
120V
CHASSIS
GND
3
4
STBY: 0V
DVD: 18.4V
TUNER: 20.5V
STBY: 0V
ON:
HEAT SINK
HEAT SINK
C50
0.022
STBY: 0V
DVD: 5.7V
TUNER: 8.4V
C51
0.022
491004
(4A/125V)
C52
0.022
CHASSIS
GND
4
I
CN5505
5.5V
STBY: 0V
DVD: 8.4V
TUNER: 10.6V