Instruction manual

3–34 Troubleshooting
Printer Confidence Check
Instruction Indication Yes No
1. Check that printer is plugged
into correct power source.
Power cable installed correctly
to proper source.
Power off printer.
Go to step 2.
Power off the
printer. Connect
printer to correct
power source.
2. Power on the printer.
Printer initializes correctly and
goes to online or offline state,
depending on power–up
configuration.
Go to step 3 Troubleshoot the
fault message
(page 3–3).
3. Run an operator print test
(page 3–35).
Printer operates correctly. Go to step 4 Troubleshoot the
fault message
(page 3–3).
4. Make a configuration printout.
(Refer to the Setup Guide. )
a) Configuration is correct for
the user’s application.
b) Host computer and printer
are using the same protocol
(emulation).
c) Configuration has not been
inadvertently changed by user.
Go to step 5 Reconfigure the
printer. (Refer to
the
Setup Guide. )
5. a) Power off the printer.
b) Check alignments and
adjustments. (See Chapter
4.)
Assemblies and components
are adjusted in accordance with
Chapter 4.
Go to step 6 Adjust all
assemblies that
are out of spec.
6. a) Power off the printer.
b) Remove paper path (page
5–29).
c) Check all electrical
connections.
Connections are clean and tight.
Wires are not stripped, frayed,
or out of connectors.
Go to step 7 Replace stripped,
frayed, or broken
wires.
7. Check that printed circuit
boards are correctly installed
and cable connections are
correct. (See Appendix A.)
Printed circuit boards are
correctly installed and all cables
are correctly attached.
Go to step 8 Install each board
correctly. Check
and correct the
cable
attachments.
8. Inspect for debris that could
cause short circuits (loose
fasteners, foil, etc.).
Metallic debris found. Remove debris.
Clean the printer.
(Chapter 2.)
Go to step 9
9. a) Install paper path (page
5–29).
b) Power on the printer.
Printer powers up and initializes
properly.
Printer appears to
be OK. Fault may
not be in printer.
Check host
computer,
applications
software, interface
cabling, etc.
Troubleshoot the
fault message
(page 3–3).