Samsung SCX-4500 Service Manual page 67

Adjustment and Troubleshooting
4.1.3.2 Tech mode
Report Printing
• Hold STOP/CLEAR key for 4 sec to Print System Data List.
Tech Mode Error Display
• Press Power --> Down --> Start --> Up to set Tech Mode. Use the same sequence to change the
mode to user mode.
User Unrecoverable [Service Tech Mode]
- Temp Part Error [Thermistor Open, Over Heat, Low Heat : H1, H2, H3]
- LSU Part Error [Black LSU Look(not ready), Black Hsync(LSU Hsync) : L1, L2]
- Motor 0_Locked Error(Main BLDC Motor Locked Error) : ME
- Scan Lock Error : SE
- Internal Error : IE
Tech Mode Test
• Press Power --> Copies --> ScanTO to go to Data Setup Menu. Following Menu would be
displayed after pressing Power --> Copies --> ScanTO key sequence.
T
[DS - Data
T
[RP - Report
Service Manual
4-14
DS
Setup]
RP
Print]
T M
[M - Machine
Test]
T M
[M - Machine
Test]
T RP
[RP - Report
Print]
T DS
[DS - Data
Setup]
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