Denon AVR-X4400H - Page 101

OPTIONOPTION
AC220~240V : 100uF/400V
AC100~120V : 220uF/200V
HEATSINK
(16.5*16*30)
HEATSINK
(15*17*30)
CMY6A025
CMY3A238
OPTION
OPTION
D F S C X V
OPTION
D9006
1N4007
D9005
1N4007
D9001
1N4007
D9002
1N4007
D9003
1N4007
D9004
1N4007
R9015
4.7K(1608)
R9016
10K(1608)
R9014
270K(1608)
R9010
1M
R9008
2.2M
ZD908
120V/5W
R9009
2.2M
ZD911
150V/5W
C9012
2200p/DC1KV
R9017
6.8
C9017
47/25V(NXA)
D9013
1N4007
ZD920
Z39V
C9016
0.1uF(1608)
D9008
1N4007
ZD918
Z33V
C9009
22/50V(NXA)
C9018
0.1uF(1608)
C9019
4.7uF(1608)
C9020
5600uF/6.3V
C9021
5600uF/6.3V
C9022
5600uF/6.3V
C9028
2200pF/250V
C9029
0.1uF(1608)
2
3
1
D9012
FMW-4306
C9002
0.01uF/250V
C9003
0.
01uF/250V
R9030
OPEN(1608)
C9030 OPEN(1608)
C9004
100/400V
12
3 4
IC902
PC123Y22
C9031
OPEN
123457
IC901
TOP 268EG
1
2
3
4
5
6 7
8
9
10
11
12
T9001
J9001
OPEN
C9013
1000p/50V(3216)
C9014
1000p/50V(3216)
R9013
3216/22ohm
R9038
10(3216)
C9032
47pF/1KV
ZD917
Z39V
D9009
UF4004
R9043
10K
12
3 4
IC905
PC123Y22
Q
9001
2N7002
KA
BK903
CMD1A629
R9001 R9002 R9003
OPEN
J9008
C3A206
J9005
C3A206
J9009
C3A206
J9010
C3A206
C9039 OPEN
D9014
OPEN
CHGND
A
B
C
After primary side rectification
(Caution: High voltage, electric shock)
Primary drain
(Caution: High voltage, electric shock)
After secondary rectifications
Operation waveform for each part
A B C
A B C
SMPS unit
(Unloaded)
Set
6. SMPS
Is [IC901 : TOP268EG] damaged?
Is [D9001 / D9002 / D9003 /
D9004 / IC901] damaged?
Repair the short circuited area
on the PCB.
Check the damaged parts.
Replace the damaged part.
Replace the damaged part.
Is the fuse [F9001] functioning
properly?
Are there any short circuits
caused by the soldering on the
PCB?
Are any parts damaged?
Replace the [IC901 : TOP268EG
and D9001 / D9002 / D9003 /
D9004].
DC 5V is not output.
NO
NO
NO
YES
YES
YES
YES
YES
YES
101
Caution in
servicing
Electrical Mechanical Repair Information Updating