IBM Infoprint 6500-v05 Maintenance Manual page 50

Chapter 1
Troubleshooting Display Messages
Operator Panel Message
017 STACKER JAM
CHECK STACKER
018 STACKER FULL
CHECK STACKER
Table 3. Message List
Explanation
This message is triggered if there
is paper inside the throat of the
stacker elevator, but the elevator
is not moving.
Status message: the power paper
stacker is full.
Corrective Action
1. Open the cabinet rear door and check for obstructions preventing
elevator movement. Remove any obstructions.
2. Check that the wheel of the stacker paper motion detector rests
against the rear brace of the paper throat. Also make sure the
wheel rotates freely. If necessary, gently bend the brace toward
the paper motion detector wheel until the wheel contacts the
brace. Clean the stacker paper motion detector.
3. Power on the printer. Operate the power stacker and check that:
a) all motors are operating,
b) the paddles are rotating,
c) the elevator moves smoothly and without obstruction,
d) the timing belts are undamaged and the belt pulleys are not
slipping,
e) extension springs are attached and not bent or stretched),
f) drive rollers are not damaged. Tighten setscrews and replace
damaged components as necessary.
4. Power off and unplug the printer. Remove the paper guide
assembly. Disconnect stacker cables from the controller board,
stacker assembly, and stacker operator panel. Check cables for
cuts, breaks, or damaged pins. Check continuity of cables.
Replace any cable that is damaged or fails continuity test.
1. Unload the stacker.
2. Check the stacker limit switches. (See page 191.) If the limit
switches are OK, go to the next step.
3. Power off and unplug the printer. Remove the paper guide
assembly. Disconnect stacker cables from the controller board,
stacker assembly, and the stacker operator panel. Check cables
for cuts, breaks, or damaged pins. Check continuity of cables.
Replace any cable that is damaged or fails continuity test.
Reconnect all stacker cables to the controller board, stacker, and
stacker operator panel.
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