C3B02: Ih Malfunction (Cpu) - Olivetti d-Color MF651 Service Manual

Field Service Ver. 2.0 Jul. 2009

19.5.131 C3B02: IH malfunction (CPU)

19.5.132 C3B03: IH malfunction (monitor)
Fusing unit
IH coil unit
Step
1 Check the fusing unit for correct installation
(whether it is secured in position).
2 Check the open/close operation of the
upper right door.
3 Check the fusing unit, degaussing coil unit,
IHPU, PRCB and REDB for proper connec-
tion and correct or change as necessary.
4 Change fusing unit
5 Change IH coil unit
6 Change IHPU
7 Change PRCB
8 Change REDB
19.5.133 C3B05: IH temperature sensor defect
19.5.134 C3B06: IH surge error
19.5.135 C3B07: IH input power error
19.5.136 C3B08: IH input voltage error
IH coil unit
Step
1 Check the connection of the fusing unit.
2 Check the fusing unit, degaussing coil unit,
IHPU, PRCB and REDB for proper connec-
tion and correct or change as necessary.
3 Change degaussing coil unit
4 Change IHPU
5 Change PRCB
6 Change REDB
Y110571-1
Relevant parts
Action
Relevant parts
Action
Service Manual
IH power supply (IHPU)
Relay drive board (REDB)
Printer control board (PRCB)
WIRING DIAGRAM
Control signal
—
—
—
—
—
—
—
—
IH power supply (IHPU)
Relay drive board (REDB)
Printer control board (PRCB)
WIRING DIAGRAM
Control signal
—
—
—
—
—
—
19. TROUBLE CODE
Location (Electri-
cal component)
—
—
—
—
—
—
—
—
Location (Electri-
cal component)
—
—
—
—
—
—
813