Service Checks After Repair - Epson Stylus Color 400 Service Manual

3.1.4 Service Checks After Repair

Before returning the printer after service, use the check list in Table 3-3, which provides a record to
make servicing and shipping more efficient.
Table 3-3. Inspection Check List for the Repaired Printer
Category Component
Self-test
On-line test
Print head
Carriage
mechanism
Printer units
Paper feeding
mechanism
Adjustment Pointed adjustment
items
Lubricant Pointed lubricant
item
Function ROM version
Shipment Ink cartridge
package
Protection
conditions during
transport
Others Attached items
Rev. A
Item to check
Is the operation normal?
Was the on-line test successful?
Is ink ejected normally from the all
nozzles?
Does the carriage move smoothly?
Any abnormal noise during
movement?
Any dirt or obstacles around the
axis of carriage guide?
Is the CR motor at the correct
temperature(not over heating)?
Is paper fed smoothly?
Does the paper get jammed?
Does the paper get skew during
paper feeding?
Are papers multi fed?
Does the PF motor get overheated?
Abnormal noise during paper
feeding?
Is the paper path clear of all
obstructions?
Are adjusted conditions all right?
Is lubrication applied to the pointed
locations?
Is the quantity of lubrication
adequate?
Newest version:
Is the ink cartridge installed
correctly?
Is all the pointed parts firmly fixed?
Is all attached items from users
included?
Chapter3 Disassembly and Assembly
Is Check required?



Checked /



Checked /



Checked /



Checked /



Checked /



Checked /



Checked /



Checked /



Checked /



Checked /



Checked /



Checked /



Checked /



Checked /



Checked /



Checked /



Checked /



Checked /



Checked /



Checked /



Checked /
Not necessary
Not necessary
Not necessary
Not necessary
Not necessary
Not necessary
Not necessary
Not necessary
Not necessary
Not necessary
Not necessary
Not necessary
Not necessary
Not necessary
Not necessary
Not necessary
Not necessary
Not necessary
Not necessary
Not necessary
Not necessary
3-3