Service Check After Repair - Epson LQ-570e Service Manual

EPSON LQ-570e/LQ-580

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. Service Check After Repair
Category Component Item to Check
Printer Printhead Are all wires print properly?
Mechanism
Carriage Does the carriage move smoothly?
Mechanism
Noisy?
Any dirt or excessive oil?
Is the CR motor at the normal
temperature? (Not too hot?)
Paper Feed Does paper advance smoothly?
Mechanism
Noisy?
Paper is jamming?
Is the PF motor at the normal
temperature? (Not too hot?)
Paper Path Do all types of paper advance
smoothly?
Is the tractor feeding paper
smoothly?
Are all paper paths clear of
obstructions?
Is the plate free of damage?
Ribbon Mask Is the ribbon mask free of damage?
Disassembly and Assembly
Category
Operation
Status
Adjustment
Checked, OK
o
Not necessary
o
Checked, OK
o
Not necessary
o
Checked, OK
o
ROM
Not necessary
o
Checked, OK
o
Packing
Not necessary
o
Checked, OK
o
Not necessary
o
Checked, OK
o
Not necessary
o
Checked, OK
o
Not necessary
o
Checked, OK
o
Not necessary
o
Checked, OK
o
Not necessary
o
Checked, OK
o
Not necessary
o
Overview
Table 4-2. Service Check After Repair
Component Item to Check
Self-Test Was the self-test printing
successful?
On-line Test Was the on-line printing
successful?
Platen-Gap Is the gap adjusted correctly?
(PG = 0.33mm)
Parallel Is the parallel adjustment correct?
Adjustment
Bi-D Is the Bi-Directional alignment
Alignment made properly?
Version Latest version =
Ribbon Has the ribbon cartridge been
Cartridge removed from the printer?
Attachments Have all relevant attachments been
packed together with the printer?
Revision C
Status
Checked, OK
o
Not necessary
o
Checked, OK
o
Not necessary
o
Checked, OK
o
Not necessary
o
Checked, OK
o
Not necessary
o
Checked, OK
o
Not necessary
o
Checked, OK
o
Not necessary
o
Checked, OK
o
Not necessary
o
Checked, OK
o
Not necessary
o
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