HP Designjet 3D Service Manual page 141

O. Power Down
1. Fails to shutdown.
2. Display indicates "Recovery
after uncontrolled shutdown"
3. Display indicates "Recovery
after controlled loss of
power"
4. Shuts down immediately
after the power switch is
thrown.
5. Shuts down after part is
complete
P. System VERY slow to reach temperature
1. Envelope takes unusually long
(over 40 minutes) to reach
temperature.
Q. Calibration Issues
1. Tip offset cal part - support
and model over .78" offset
2. Tip offset values change but
do not take.
1. Toggle the power switch again. Wait 5
minutes
2. Shut system off at the breaker.
1. AC power was interrupted. Verify AC power
is present at outlet, i.e. plug a known good
item into outlet.
2. Bad power switch cable.
3. UPS malfunctioned, replace UPS.
1. AC power was interrupted. Verify AC power
is present at outlet, i.e. plug a known good
item into outlet.
2. UPS wiring is incorrect. Check wiring
3. UPS malfunctioned, replace UPS.
1. Replace the SBC.
2. Replace the PDB.
3. Replace power switch.
1. Auto power down was enabled, normal
operation.
1. Verify all covers and panels are properly
installed.
2. Envelope heater(s) bad. Check heater
resistance - should be about 36 ohms.
3. Replace PDB
4. See error codes 14- 1 4 and 18-01.
1. Check that tip offset values are close to default
values. default = 0.78, 0.00
1. Tip offset is changed in HP Designjet 3D
Diagnostic Software and the change is
stored correctly in the hard drive (verified by
viewing the CFG file). When the tip_offset
part is run though, the offset does not
change. Replace SBC.
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