Samsung CLX-330x series - Periodic Defective Image

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4.AlignmentandTroubleshooting

4.1.5.PeriodicDefectiveImage

Ifanimagedefectsappearsatregularintervalsontheprinted-paper,itisduetoafaultyordamagedroller.Refertothetable

belowandchecktheconditionoftheappropriateroller.

RollerPeriod(mm)PhenomenonDefectivepart

1PressureRoller62.4mmBackground

2HeatRoller76.3mmBlackspotandimageghost

FuserUnit

3ChargingRoller37.7mmBlackSpotandlineandperiodicband

4OPCDrum188.5mmWhiteandBlackSpots

5DevelopingRoller26.0mmWhitespot,Horizontalblackband

6SupplyRoller47.5mmPeriodicBandbylittledifferenceofdensity

TonerCartridge

7TransferRoller54.64mmGhost,DamagedimagebyabnormaltransferTransferroller

Main Page

Table of Contents2
Precautions5
Safety Warning5
Caution for Safety6
Toxic Material6
Electric Shock and Fire Safety Precautions6
Handling Precautions7
Assembly and Disassembly Precautions7
Disregarding this Warning May Cause Bodily Injury8
ESD Precautions9
Product Specification and Description10
Product Specification10
Product Overview10
Specifications11
General Print Engine11
Copy11
Scan13
Fax (CLX-330Xfn_330Xfw Only)13
Controller and Software14
Paper Handling16
Reliability and Service17
Environment17
Consumables18
Maintenance Parts19
Model Comparison Table20
System Overview21
Front View21
Rear View23
Paper Path24
System Layout25
Feeding Section26
Transfer Roller27
Drive Unit27
Fuser Unit28
LSU (Laser Scanner Unit)29
Toner Cartridges and Imaging Unit30
Hardware Configuration31
Main Board33
OPE Board35
Fax Board37
Connection Board37
CTD (Color Tone Density) Board38
CRUM Joint Board38
USB Host39
Wireless LAN Board (CLX-330Xw_330Xfw Only)39
SMPS (Switching Mode Power Supply) Board40
HVPS Board42
Electrical Parts Location43
Engine F/W Control Algorithm44
Feeding44
Transfer44
Fusing45
Lsu45
Software Descriptions46
Software System Overview46
Architecture46
Data and Control Flow47
Disassembly and Reassembly49
Precautions When Replacing Parts49
Precautions When Assembling and Disassembling49
Precautions When Handling PBA49
Releasing Plastic Latches50
Screws Used in the Printer51
Replacing the Maintenance Parts53
ITB Unit53
Fuser Unit55
Transfer(T2) Roller56
Pick up Roller56
Replacing the Main SVC Parts57
Cover57
ADF Unit58
OPE Unit58
Platen Unit59
CIS Unit and Scan Drive Unit60
Middle Cover61
Fax Board61
HVPS Board62
Lsu62
Frame Base-Paper Path63
Regi Clutch and Pick up Solenoid64
Feed Sensor and Empty Sensor64
Main Board65
SMPS Board65
Cam Solenoid66
Main Drive Unit67
Alignment and Troubleshooting68
Alignment and Adjustments68
Control Panel68
Understanding the Status LED71
JAM Removal72
Clearing Original Document Jams72
Clearing Paper Jams75
Useful Menu Item for Service78
Periodic Defective Image80
Useful Management Tools81
Using Samsung Easy Printer Manager (Windows and Macintosh Only)81
Using Samsung Printer Status (Windows Only)83
Using Syncthru Web Service (SWS)84
Updating Firmware85
Update the Firmware by Using the USB Port85
Update the Firmware by Using the Network86
Tech Mode88
Troubleshooting93
Procedure of Checking the Symptoms93
Basic Check List94
Error Code and Troubleshooting95
Image Quality Problems112
System Diagram116
Block Diagram116
Connection Diagram117
Reference Information118
Tool for Troubleshooting118
Glossary119

Samsung CLX-330x series - Periodic Defective Image

Table of Contents

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