K117sm4e2
4-4
4. 2. 3 Rear
Item Symbol Signal name Name Type Function
1 LF1 - Line Filter RG-208F2 Removes the noise from the AC
line
230V model only
2 M1 MAIN_TRG DC Motor
(Main Motor)
DRG-6236-226 Drives the Drum, Developer Unit,
Fuser Unit and media feeding
section
3 BL4 - Fan
(IPS Cooling Fan)
ASFN90372 Cools the IPS and other
components near the IPS
4 Image Process
Assembly
- IPS Image Process System for copy /
STF / plot
5 PW11720 - PW11720 PCB Assy PW11720 Overall sequence control
6 PW11724 - PC Controller PCB PW11724 - Lightning surge protector
- Shuts down the IPS
7 DCP1 - DC Power Supply ZWD225PAF-
0524/J
Outputs 24VDC, 5VDC, 0VDC
8 DCP2 - DC Power Supply ZWS75AF-
12/J
Supplies 12VDC to the UI and
the PW11724
9 SSR1 HEAT1 Solid State Relay AQJ416V
(120V)
AQJ426V
(230V)
ON / OFF control of the Fuser
(H1)
10 RY1 HEAT-RY Relay G7L-2A-TUB
(DC24V)
- Supplies power to the Lamp
(H1)
- Stops power supply to the
Lamp when Thermostat (TS1) is
open
11 F1 - Fuse
Walter
TSC3.15AH
Protects the 24VDC from the
over-current
Use the designated fuse only.
2
3 4
5
6
7
8
9
10
11