IBM 3112 Service Manual page 24

Error Code
918 Transfer Roll Error
920 Fuser Error
921 Fuser Error
922 Fuser Error
923 Fuser Error
924 Fuser Error
927 Fan Stalled
928 Erase Lamps
931 Printhead Error
932 Printhead Error
934 Printhead Error
935 Printhead Error
941 ROM SIMM
8
Service Manual
Explanation
Servo Failure. Verify correct cable
connections from the Engine board to the
HVPS. Make sure there is continuity
between the transfer roller and its contact
on the HVPS; replace the transfer roll if
the continuity is correct. If there is no
continuity, make sure the HVPS contact
returns to its upward limit when
depressed, and make sure the left
bearing of the transfer roll is making
proper contact.
Fuser is below temperature while
printing. See "Fuser: 920, 921, or 922
Error" on page 20.
Fuser is below standby temperature
when idle. See "Fuser: 920, 921, or 922
Error" on page 20.
Fuser failed to reach standby
temperature. See "Fuser: 920, 921, or
922 Error" on page 20.
Fuser is too hot while printing or when
idle. See "Fuser: 923 or 924 Error" on
page 21.
Open detected in thermistor circuit. See
"Fuser: 923 or 924 Error" on page 21.
See "Fan (927 Error)" on page 19.
Erase lamp assembly missing or
disconnected.
No first hsync. See "Printhead" on page
29.
Lost hsync. See "Printhead" on page 29.
Lost lock condition. See "Printhead" on
page 29.
Mirror motor unable to reach operating
speed. See "Printhead" on page 29.
ROM SIMM failed CRC; code data or font
data. Run the diagnostic Memory Test for
ROM. Replace the SIMM if the test fails
or the problem recurs after POR; replace
the RIP Board if the SIMM does not fix
the problem.