IBM Infoprint 1130 Service Manual page 156

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IBM Infoprint 1130/1140
Step 1 - During POST the stapler option does not try to home.
FRU
1
Stapler Card Assembly
Drive Motor Assembly
Drive Motor Assembly
2
(mechanical)
Action
Turn the printer off, disconnect the
motor from J2 and check for continuity
between J2 pins 1, 2, 5, and 6 on the
cable and the motor case. If you get
continuity, replace the motor drive
assembly. If you do not measure
continuity, continue with this step.
Reconnect J2 and check the voltages
on connector J2.
Note: All voltages are approximate
values.
Pin
Voltage
No.
Static
1
+24 V dc
2
+24 V dc
3
Not Used
4
Ground
5
+5 V dc
6
+5 V dc
If the voltages are correct, replace the
motor drive assembly. If the voltages
are incorrect, replace the stapler card
assembly.
Check the drive motor assembly
(53P8687) for normal operation.
Normal operation for this assembly
during POST is the motor turns, motor
pinion gear turns, drive gear turn the
clutch rotates and sets.
Diagnostic Information
Voltage
Feeding
+24 V dc
Varies +11.4 V
dc to +24 V dc
Varies +3.6 V
dc to +5 V dc
+5 V dc
2-129

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Infoprint 1140

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