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4 service checks after repair – Epson 440 User Manual

Page 103

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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