Oce 3121 Technical & Service Manual page 731

Inputs to the major PBA
Power supply circuit
Main switch
SW1
Motherboard
J2
Front door switch
Noise filter
Fluorescent heater
switch
SW4
AC
Cassette heater
H1
Primary charging roller
Static eliminator
ed.1
24V
Sorter
ACC power
RDF
supply PCB
5V
System
12V
System power
supply PCB
(option)
SW2
J3
Fixing heater
J11
Fixing
heater
driver PCB
J3
DC controller PCB
J95
FL1 Scanning lamp
Developing assembly
Drum
Transfer guide
Transfer roller
Fixing assembly
Composite power supply PCB
J210
-1
DC power
-3
supply circuit
J201
-1
-5
J4
H4
Fu1
J102 J209
Scanning lamp
control/HVT
J208
J20
-1
-2
-4
-5
J205-3
J205-3
J206-1
T502
J206-4
J220
22 Power & Control 505