Epson FX-880 - Impact Printer, Service Manual

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FX-880 Service Manual
Chapter
4 DISASSEMBLY AND ASSEMBLY
Rev. A 4-2
4.1.3 Service Check After Repair
After completing repair of the product, use the check list shown below, to verify status of repaired
product and all the repair work performed before returning the product to the users. This list can
be as a record of all service work performed with the product.
Table 4-2. Repair Status Check List
Category Component Item to Check Status
Printer
Mechanism Printhead Are all wires print properly?
†
Checked, OK
†
Not necessary
Carriage
Mechanism Dose the carriage move
smoothly?
z
Noisy
z
Any dirt or excessive oil?
†
Checked, OK
†
Not necessary
Is the CR motor at the normal
temperature? (Not too hot?)
†
Checked, OK
†
Not necessary
Paper Feed
Mechanism Does paper advance smoothly?
z
Noisy?
z
Paper is jamming?
†
Checked, OK
†
Not necessary
Is the PF motor at the normal
temperature? (Not too hot?)
†
Checked, OK
†
Not necessary
Paper Path Do all types of paper advance
smoothly?
†
Checked, OK
†
Not necessary
Is the tractor feeding paper
smoothly?
†
Checked, OK
†
Not necessary
Are all paper paths clear of
obstructions?
†
Checked, OK
†
Not necessary
Is the plate free of damage?
†
Checked, OK
†
Not necessary
Ribbon Mask Is the ribbon mask free of
damage?
†
Checked, OK
†
Not necessary
Operation Self-Test Was the self-test printing
successful?
†
Checked, OK
†
Not necessary
On-line Test Was the on-line printing
successful?
†
Checked, OK
†
Not necessary
Adjustment Platen-Gap Is the gap adjusted correctly?
(PG = 0.38
±
0.02mm )
†
Checked, OK
†
Not necessary
Bi-D Alignment Is the Bi-Directional alignment
made properly?
†
Checked, OK
†
Not necessary
ROM Version Latest version =
†
Checked, OK
†
Not necessary
Packing Ribbon Cartridge Has the ribbon cartridge been
removed from the printer?
†
Checked, OK
†
Not necessary
Attachments Have all relevant attachments
been packed together with the
printer?
†
Checked, OK
†
Not necessary