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Troubleshooting
4-2
NovaJet 800 Series Service Manual
Symptoms Possible cause Solution
Table 4-1. Troubleshooting Table (cont).
No Power
• printer not ON depress power
switch
• faulty power replace power cord
cord
• AC input not replace AC entry
present at power module
supply
• DC output replace power
voltage not supply
present (see
Figure 3-32 for
pin-out)
• DC voltage replace MPCB
present at MPCB
Initialization Failure
• DIMM unseated, reseat or replace
defective or missing DIMM
• faulty take up or replace motor
feed motor (if
installed)
• faulty leg harness disconnect at J3 on
cable MPWA to test,
replace as necessary
• power supply replace power
defective supply