EPSON Stylus Color 440/640/740 Revision A
Chapter 4 Disassembly and Assembly 103
4.1.4 Service Checks After Repair
Before returning the printer after servicing, use the check list below,
which enables you to keep record of servicing and shipping more
efficiently.
Table 4-3. Inspection Checklist for the Repaired Printer
Category Component Item to check Is Check Required?
Printer units Self-test Is the operation normal?
Checked /
Not necessary
On-line test Was the on-line test successful?
Checked /
Not necessary
Print head Is ink ejected normally from all nozzles?
Checked /
Not necessary
Carriage
mechanism
Does the carriage move smoothly?
Checked /
Not necessary
Any abnormal noise during movement?
Checked /
Not necessary
Any dirt or obstacles around the shaft of carriage
guide?
Checked /
Not necessary
Is the CR motor at the correct temperature
(not over heating)?
Checked /
Not necessary
Paper feeding
mechanism
Is paper fed smoothly?
Checked /
Not necessary
Does paper get jammed?
Checked /
Not necessary
Does paper get skew during paper feeding?
Checked /
Not necessary
Are papers multi fed?
Checked /
Not necessary
Does the PF motor get overheated?
Checked /
Not necessary
Abnormal noise during paper feeding?
Checked /
Not necessary
Is the paper path clear of all obstructions?
Checked /
Not necessary
Adjustment Specified adjustment items Are adjusted conditions all right?
Checked /
Not necessary
Lubricant Specified lubricated item Is lubrication applied to the specified locations?
Checked /
Not necessary
Is the quantity of lubrication adequate?
Checked /
Not necessary
Function ROM version Newest version:
Checked /
Not necessary
Shipment
package
Ink cartridges are the ink cartridges installed correctly?
Checked /
Not necessary
Protection conditions during
transport
Is all the pointed parts firmly fixed?
Checked /
Not necessary
Others Attached items Are all attached items from users included?
Checked /
Not necessary
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