E803 24 V Output Error From The Composite Power Supply Pba; There Is No Ac Power - Oce 3121 Technical & Service Manual

43 E803 24 V output error from the composite Power supply PBA.

Cause Step
1
Scanning 2
lamp
DC control 3
PBA
Composite
Power sup-
ply PBA

44 There is no AC power.

Cause Step
1
Error code
2
Mains sup-
ply is discon-
nected.
Mains power 3
supply
Wiring 4
Noise filter
ed.2
Checks
Turn OFF/ON the main
power switch. Is the problem
corrected?
Does the scanning lamp
remain OFF?. Or does the
scanning lamp remain dim,
when the copy button is
pressed?
Replace the DC control PBA.
Is the problem corrected?
Checks
Is an error code displayed,
when the main ON/OFF
switch is switched ON?
Is the copier connected to the
mains supply?
Is the rated supply available? No
Is the wiring from the power
supply cord mount to the
composite power supply PBA
normal?
Yes/No Action
Yes End
Yes If the lamp does not
I
turn ON, see "The scan-
ning lamp fails to turn
ON."
If the lamp switches
I
ON, check the ends of
the lamp. If the ends are
black, replace the lamp.
Yes End
No Replace the composite
Power supply PBA
Yes/No Action
Yes
See the description for
the relevant error code.
No
Connect the mains sup-
ply cable.
The problem is not of
the copier. Advise the
user.
No Correct it.
Yes Check the fuse of the
noise filter. If blown,
replace the fuse.
Trouble shooting 37