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IBM Infoprint 1130/1140
FRU
2
Main Fan to System Board
Cable
3
Error Code 927 (Fan runs)
4
Error Code 927
(Fan not running)
Cartridge Fan Service Check
This cartridge fan is used in models 722 and 72n
Fan does not run or is noisy.
FRU
1
Fan Assembly
(noisy)
2-64
Service Manual
Action
Check the continuity of the cable. If
incorrect, replace the cable.
Check the voltage at J5-1 on the
system board. The voltage
measures +5 V dc (static) 0 V dc
(fan running). If incorrect, replace
the main fan. If this does not fix the
problem, replace the system board.
Check the voltage at J5-3 on the
system board. The voltages are:
+22 V dc to +24 V dc
(printer and fan running)
+12 V dc to +15 V dc
(printer not running - fan running
about half speed).
If incorrect, replace the system
board. If this does not fix the
problem, replace the main fan.
Action
Check the fan for proper installation
and for excessive noise. If incorrect,
replace the fan and cable assembly.
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