Marantz AV7701 Service Manual page 111

Operation waveform for each part
After primary side rectification
(Caution: High voltage, electric shock)
C9002
0.01uF 250V
1N4007
D9001
D9002 1N4007
D9003 1N4007
LF902
1N4007
D9004
LF-4ZB-E273H
1N4007
D9005
D9006 1N4007
R9002 R9003
1M(0.2W) 1M(0.2W)
C9003
0.01uF 250V
ZD901
39V
ZD902
39V
ZD903
22V
ZD904
JUMPER
ZD905
R9007
JUMPER
270K(1608)
ZD906
JUMPER
ZD907
JUMPER
R9005
47(1608) Q9002
KTC3199Y
Q9001
KTC3199Y
R9027
4.7K(1608)
SMPS unit
(Unloaded)
A
Set
A
Primary drain
(Caution: High voltage, electric shock)
D9008 ZD918
1N4007 22V
5 3 2 1
D C X
V
IC901 TOP258MG
S
6 7 8 9 10
After secondary rectifications
3
2
1
T9001 SRL3060P
D9012
ST-4430A
1 11
10
2
8
3 7
4
5
6
IC902
PC123Y22
C9028
C9029 0.1uF(1608)
2200P 250V
R9030 OPEN(1608)
BK903
CMD1A629 C9030 OPEN(1608)
B
B
111
R9020
5.6K(0.2W)
C9024
0.1uF(1608)
D9011 (OPEN)
KIA2431AP
IC903
3 1
ANODE
2
BN903
WIRE/5P/2.5mm
C
C
D5.2V
D5.2V
DGND
DGND
MAINPOWER