Appendix F. Power Supply Unit; December 2000 © Toshiba Tec - Toshiba DP1600 Service Handbook

Appendix F. Power Supply Unit

1. Outline
The power supply unit provides AC and DC power for each part of this machine. The unit is made up of
the following circuits.
ASD/AUD/CND/TWD/SAD models
Power supply unit
Scanner
FUS PWA 1
dump heater
3
20A/125V
( NAD/TWD/SAD models )
10A/250V
( ASD/AUD/CND/MJD models )
Entrance
1
2
FG
4
Stapler
( Option )
3
Fuser
1
Fuser thermostat
2
Heater lamp 1
2
Heater lamp 2
ASD/AUD/CND/MJD models
1600/2000/2500 APPENDIX
Main switch
CN4
HL
HN
10A/125V
( NAD/TWD/SAD models )
5A/250V
( ASD/AUD/CND/MJD models )
F1
F2
AC/I/L
Noise
filter
AC/I/N
AC/O/L
AC/O/N
Heater lamp drive circuit
HL
HN1
Heater lamp
control circuit 1
HN1
Heater lamp
control circuit 2
Fig. F-1
DC output circuit
4A/125V ( NAD/TWD/SAD models )
Noise
~
4A/250V ( ASD/AUD/CND/MJD models )
filter
F4
- +
Switching
reguretor
4A/125V ( NAD/TWD/SAD models )
circuit
~
4A/250V ( ASD/AUD/CND/MJD models )
F3
Switching
regurator
circuit
Values in ( ) are for DP2000/2500 series.
A - 8
02/04
Interlock switch Interlock switch
( Side cover ) ( Front cover )
C/O-IN
1
C/O-OU
2
24VSW
9 ( 9 )
+24V
7 ( 7 )
24VFU2 16 ( 17 )
24VFU1 ( 20 )
DP2000/2500 series
PWS 11 ( 12 )
12V 5 ( 5 )
Relay PWA
-12V 6 ( 6 )
5VPS 4 ( 4 )
5V 3 ( 3 )
3.3V 2 ( 2 )
12,13,14
SG ( 10,13,14,15 )
AG
15 ( 16 )
8,17,18
PG ( 8,18,19 )
HT1ON 1 ( 1 )
HT2ON 10 ( 11 )
15-01-01
December 2000 © TOSHIBA TEC