133 Errors - Lexmark MS315 Service Manual

Toner density sensor service check
Action
Step 1
Remove the transfer roll, and check for loose toner blocking the toner
density sensor.
Is it free of loose toner?
Step 2
Check the toner density sensor for proper operation:
a
Lower the ACM assembly.
b
Move the toner density sensor wiper from left to right.
Does it move freely?
Step 3
Check the toner density sensor cable for proper connection to the
controller board.
Is it properly connected?
Step 4
Check the toner density sensor cable for damage and pinch points.
Is it free of damage?

133 errors

133 error messages
Error code Description
133.05 CTLS reading above maximum expected value.
133.06 CTLS reading below minimum expected value.
133.08 Excessive CTLS noise.
Yes
Go to step 2.
Go to step 3.
Go to step 4.
Replace the controller
board. See
board removal" on
page
Action
Go to "CTLS service check" on page
Diagnostic information
90
No
Clean the sensor.
Reinstall the wiper
properly. If it still
cannot move freely,
replace the toner
density sensor. See
"Toner density sensor
removal" on page
221.
Reseat the cable.
Replace the toner
"Controller density sensor. See
"Toner density sensor
187. removal" on page
221.
91.
4514