CTLS service check
Action Yes No
Step 1
Check for loose toner blocking the CTLS.
Is it free of any loose toner?
Go to step 2. Clean the CTLS.
Step 2
• Check the cable PCN3 for proper connection to the power supply.
• Check the CTLS cable for proper connection to the controller board.
Are they properly connected?
Go to step 3. Reseat the cables.
Step 3
Check the cable PCN3 and CTLS cable for damage.
Are they free of damage?
Replace the controller
board. See
“Controller
board removal” on
page 187.
Replace the printer.
140 errors
140 error messages
Error code Description Action
140.10 Transport motor halls not detected. Go to
“Main drive gearbox service check” on
page 91.
140.20 Transport motor took too long to stop.
140.30 Transport motor unable to lock (before motor ID).
140.40 Transport motor overspeed detected.
140.60 Transport motor unable to lock (after motor ID).
140.70 Transport motor out of lock detected.
140.80 Transport motor excessive PWM or temperature.
Main drive gearbox service check
Action Yes No
Step 1
Remove the main drive gearbox and check for any debris.
Is it free of debris?
Go to step 2. Remove the debris.
Step 2
Check the gears of main drive gearbox for wear or damage.
Are they free of wear or damage?
Go to step 3. Replace the main drive
gearbox. See
“Main
drive gearbox
removal” on page
169.
4514
Diagnostic information
91
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