IBM 6400 series Maintenance Manual page 80

Load paper. Press Stop. If message does not clear, go to step 3.
2. Power off the printer. Remove the paper guide assembly or pedestal top cover.
Remove the barrier shield (cabinet model) or the barrier shield and paper guide
(pedestal model). Check that the paper detector switch assembly is securely
mounted in its bracket.
Install the paper detector switch assembly.
3. Check that connector P106/PMD is fully seated in connector J106 on the CMX
controller board.
Connect P106/PMD to J106 on the CMX controller board.
4. Power on the printer. Load paper.
Replace the paper detector switch assembly if the message appears.
5. Power on the printer. Load paper.
Replace the CMX controller board if the message appears. Record the
message and return it with the defective board.
032 FORMS JAMMED TIMEOUT
CLEAR JAM AND RELOAD FORMS
1. On a coax interface, a timeout message is sent to the host if paper motion has
not occurred for 10 minutes after Stop was pressed to clear a paper jam fault.
Clear the paper jam. Press Stop.
2. Press Form Feed several times and check that forms feed without erratic motion,
noise, or pin-hole damage.
If forms do not feed, go to Paper feeds poorly, page 121.
If forms feed, go to step 3.
3. Press View once and check that forms move up.
Make sure the forms thickness lever is not set too tightly.
4. Press View again and check that the forms thickness lever rotates and the paper
moves down.
If the forms thickness lever does not rotate and/or the paper does not
move down, refer to Reverse paper feed: platen does not open, page
124.
5. Check the paper tension between the tractors.
Adjust the right tractor so that it does not pull paper too tightly or leave it
too loose. The right tractor should hold the paper under "slight" tension.
80 Troubleshooting