Troubleshooting
SECTION 06 Troubleshooting
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Replacing the display
■ Tools:
2 mm Allen wrenches.
CAUTION:
Unplug the printer from its AC outlet.
■ Disassembly:
□ Remove the CPU board (see the "Replacing the CPU board" sheet).
There is no need to store the messages.
□ Remove the four attachment screws.
□ Disconnect the display.
■ Reassembly:
□ Connect the new display.
□ Replace the four screws. Tighten moderately.
□ Replace the CPU board (see the "Replacing the CPU board" sheet). There is no need
to reload the messages.
□ Adjust the display contrast (………………. keys).
