Epson Stylus DX4850 Service Manual

EPSON Stylus CX4100/CX4200/CX4700/CX4800/DX4200/DX4800/DX4850 Revision A
DISASSEMBLY/ASSEMBLY Overview 123
4.1.3 Work Completion Check
If any service is made to the printer, use the checklist shown below to confirm all
works are completed properly and the printer is ready to be returned to the user.
Table 4-2. Work Completion Check
Classification Part Check Item
Check
Column
Printer unit Self test Operation is normal?
OK / NG
On line test Print is normally done?
OK / NG
Print Head (nozzle
check pattern print)
Ink gets out normally from all the
nozzles?
OK / NG
CR mechanism CR smoothly operates?
OK / NG
CR makes abnormal sound during its
operation?
OK / NG
Paper loading
mechanism
Paper is smoothly loaded?
OK / NG
Paper jam does not happen?
OK / NG
Paper does not warp during paper
loading?
OK / NG
Multiple papers are not fed?
OK / NG
Abnormal sound is not heard during
paper loading?
OK / NG
There is no obstacles at paper route?
OK / NG
Scanner unit Mechanism Glass surface is not dirty?
OK / NG
Alien substance is not mixed in the
CR movement area?
OK / NG
CR mechanism CR smoothly operates?
OK / NG
CR operates together with scanner
unit?
OK / NG
CR makes abnormal sound during its
operation?
OK / NG
LED LED normally turns on and white
reflection test is done near home
position?
OK / NG
On line test On line test Operation is normal?
OK / NG
Copy Copy Local copy is normal?
OK / NG
Adjustment Designated
adjustment items
Adjustment condition is suitable?
OK / NG
Lubrication Designated
lubrication items
Lubrication is done at designated
place?
OK / NG
Lubrication volume is suitable?
OK / NG
Function Firmware version The newest version
OK / NG
Dispatch
packing
Ink cartridge Ink cartridge is normally installed?
OK / NG
Waste Ink Pads Remaining life of waste ink pads are
sufficient?
OK / NG
Protection during
distribution
Printer CR is in the cap position?
OK / NG
Others Attached goods All of attached goods from users are
packed?
OK / NG
Table 4-2. Work Completion Check
Classification Part Check Item
Check
Column

Epson Stylus DX4850 Specifications

General

Brand	Epson
Model	Stylus DX4850
Category	Printer
Language	English