4-2 Troubleshooting
CadJet 3D Service Manual
Symptoms Possible cause Solution
Table 4-1. Troubleshooting Table (cont).
No Power (cont) • DC output replace power
voltage not supply
present (see
Figure 3-30 for
pin-out)
• DC voltage replace MPCB
present at MPCB
Initialization
Failure
• SIMM unseated, reseat or replace
defective or missing SIMM
• power supply replace power
defective supply
• trailing cable replace trailing
defective cable
Media Does Not
Move
• perform Stepper replace stepper
Motor Winding motor if out of
Resistance check tolerance
• rough motion bad bearings -
while spinning replace stepper
stepper motor motor
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