Lexmark MX71X - Main Cooling Fan Service Check

Error code Description Action
172.03 Cartridge cooling fan took too long to ramp
up
Go to
“Cartridge cooling fan service check” on page 257.
172.04 Cartridge cooling fan under speed or
stalled during speed adjustment state
172.05 Cartridge cooling fan over speed during
speed adjustment state
172.06 Cartridge cooling fan capture data is invalid
and speed control is at maximum in fan
control idle state
172.07 Cartridge cooling fan capture data is invalid
and speed control is at maximum in fan
control adjustment state
176.00 Controller board cooling fan failure Go to
“Controller board cooling fan service check” on
page 257.
Main cooling fan service check
Action Yes No
Step 1
Ensure the cable for socket "M FAN” on the controller board is properly
connected.
Is the above connection properly connected?
Go to step 2. Reseat the connection.
Step 2
Reset the machine.
Does the error continue?
Replace the duplex
motor. See
“Duplex
motor removal” on
page 553.
Problem resolved.
Step 3
Reset the machine.
Does the error continue?
Replace the controller
board. See
“Controller
board removal” on
page 422.
Problem resolved.
7463
Diagnostic information
256