Control panel message Description Recommended action
50.8 FUSER ERROR The fuser has experienced a low-
temperature error.
1. Remove any paper jams from the fuser
area.
2. Reinstall the fuser. Check the connector
(J50) between the fuser and the
product. Replace the cable or fuser if the
connector is damaged.
3. If the problem persists, replace the
fuser. See
Fuser on page 200.
50.9 FUSER ERROR The fuser has experienced a high-
temperature error.
1. Reinstall the fuser. Check the connector
(J150) between the fuser and the
product. Replace the cable or fuser if the
connector is damaged.
2. If the problem persists, replace the
fuser. See
Fuser on page 200.
51.1Y Error To continue turn off and then
on
There is a beam detect error.
●
51.10=black
●
51.11=cyan
●
51.12=magenta
●
51.13=yellow
1. Turn the product off and then on.
2. Check the flat flexible cable (FFC)
connections to the laser scanners. Also
check connectors J111 and J110 at the
DC controller, and check connectors
J503 and J501 at the laser scanners
3. Replace the specific laser scanner. See
Laser/scanner assembly (C/Bk)
on page 332 or Laser/scanner assembly
(Y/M) on page 325.
51.2Y Error To continue turn off and then
on
There is a laser error.
●
51.20=black
●
51.21=cyan
●
51.22=magenta
●
51.23=yellow
1. Turn the product off and then on.
2. Check the connectors on the laser
scanner.
3. Replace the specific laser scanner. See
Laser/scanner assembly (C/Bk)
on page 332 or Laser/scanner assembly
(Y/M) on page 325.
52.00 Error To continue turn off and then
on
The laser scanner experienced a startup
error.
1. Perform the laser scanner component
tests in the Troubleshooting menu.
2. Depending on the test results, perform
one of the following steps:
◦
If the cyan or black component
tests showed a startup failure,
reconnect the connectors of the
cyan/black scanner motor (J56
and J58) and the DC controller
PCA (J106).
◦
If the yellow or magenta
component tests showed a startup
failure, reconnect the connectors
of the yellow/magenta scanner
motor (J55 and J57) and the DC
controller PCA (J106).
3. Replace the cyan/black laser scanner
unit or the yellow/magenta laser
Table 7-12 Control-panel messages (continued)
ENWW Control-panel messages 449
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