Initialization Failure - ENCAD NovaJet 800 Series Service Manual

Table 4-1. Troubleshooting Table (cont).
Symptoms
No Power

Initialization Failure

NovaJet 800 Series Service Manual
Possible cause
• printer not ON
• faulty power
cord
• AC input not
present at power
supply
• DC output
voltage not
present (see
Figure 3-32 for
pin-out)
• DC voltage
present at MPCB
• DIMM unseated,
defective or missing DIMM
• faulty take up or
feed motor (if
installed)
• faulty leg harness
cable
• power supply
defective
Solution
depress power
switch
replace power cord
replace AC entry
module
replace power
supply
replace MPCB
reseat or replace
replace motor
disconnect at J3 on
MPWA to test,
replace as necessary
replace power
supply
Troubleshooting 4-2