Media Does Not Move - ENCAD NovaJet 800 Series Service Manual

Table 4-1. Troubleshooting Table (cont).
Symptoms
Media Does Not
Move
NovaJet 800 Series Service Manual
Possible cause
• trailing cable
defective
• perform Stepper
Motor Winding
Resistance check
• rough motion
while spinning
stepper motor
• paper sensor
not responding
• media control
switches are
operating correctly
• firmware
corrupted
• bad MPWA
• ESD discharge
(electrostatic
discharge)
Solution
replace trailing
cable
replace stepper
motor if out of
tolerance
bad bearings -
replace stepper
motor
replace paper
sensor
driver corrupted -
reload printer
driver
reload firmware in
continuous run state
replace MPWA
ensure that all ESD
components are
properly installed
then replace MPWA
Troubleshooting 4-3