Imaging unit SVC guide.pdf

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Service Guide
about the Imaging unit streak defect
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Service Guide
Contents
1. Imaging unit Repair Process
1.1 Repair Process Map
1.2 Applied model
1.3 Problem description(Symptom)
1.4 Cause
2. Service Countermove Method
2.1 Solution
2.2 How to treat the BK Deve Unit
2.3 How the S/N is composed of Imaging Unit.
2.4 Firmware Upgrade Method
2.5 How to replace the black deve of Imaging unit
3. Packing Guide for pick up or exchanger
3.1 In case of not packing the hole
3.2 Paking Method
ServiceGuide
1
Samsung Electronics
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Service Guide
1. Imaging unit Repair Process
1.1 Repair Process Map
Customer
Call
No
Pick Up info.
On Site
I/U repla.
Repair complete
Yes
TNT
I/U return
BK Deve repair
ASC repair
Parts collect
[ Cost Allowance Standard ]
SVC type
Labor cost
Part Cost
reference
On-site
MN/AE
Non paid
OPC Ass’y FOC supply Buffer
Pick Up
MJ
BK Deve cost paid
BK Deve replacement
1.2 Applied model
CLX-2160 series
CLP-300 series
CLP-350 series
CLX-3160 series
ServiceGuide
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Samsung Electronics
Yes
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Service Guide
1.3 Problem description(Symptom)
The printed page has a vertical streak defect.
When printing, a abnormal noise occurs.
Example of vertical streak image
ServiceGuide
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Samsung Electronics
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Service Guide
1.4 Cause
Black toner was adhered to Dr-Blade, because of Toner stress
As a result, toner couldn't be transferred to Deve-Roller.
ServiceGuide
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Samsung Electronics
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