Epson LQ-300 - Impact Printer, Руководство по обслуживанию

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Disassembly and Assembly
Service Manual
3.1.3 Service Checks After Repair
Before returning the printer after service, use the checklist in Table 3-3, which provides a record to
make servicing and shipping more effiaent.
Table 3-3. Inspection Check list for Repaired Printer
Category Component
Item to
Check Is Check Required?
Printer
Are any wires broken?
❑
Checked
❑
Not necessary
units
Are any wires worn out?
❑
Checkeda Not
Carriage Does the move smoothly?
❑
Checked D Not
mechanism
❑
Movement noisy Mechanism dirty
❑
Mechanism oily
Is the CR motor at the
❑
Checked UNot necessary
temperature (not overheating)
Paper Is paper advancing smoothly?
❑
Checkedn Not
advance
❑
Movement Mechanism dirty
mechanism
❑
Mechanism
Is the paper motor running
❑
Checked
❑
Not
at the correct temperature (not
overheating)
Paper path Is the of paper in the printer
❑
Checked
❑
Not
feeding smoothly?
Is the tractor feeding the paper
❑
Checkedn Not
correctly?
Is the paper path clear of all
❑
Checked
❑
Not
obstructions?
Is the platen free of damage?
❑
Checked
❑
Not
Ribbon Is the ribbon mask free of distortion?
❑
Checkedn Not necessary
mask
Self-print
Was the self-print successful?
❑
Checked
❑
Not necessary
test
On-line test Was the on-line test successful?
❑
Checked
❑
Not necessary
Adjustment Is the platen gap adjusted correctly?
❑
Checked
❑
Not necessary
printing
Is the bidirectional print position
❑
Checked D Not necessary
adjusted
Default Have user-ohangeable settings been
❑
Checked
❑
Not necessary
setting
reset to the default value?
System ROM ROM version
❑
Checked
❑
Not necessary
upgrade version
Shipment Has the ribbon been removed?
❑
Checked
❑
Not necessary
Have all relevant parts been included
❑
Checked
❑
Not necessary
in the shipment?
3-2