Samsung Xpress C480 Series Service Manual page 4

Contents
3.4.11. Regi clutch and Pick up solenoid .................................................................................... 3 − 16
3.4.12. Feed sensor and Empty sensor ....................................................................................... 3 − 16
3.4.13. Main board................................................................................................................. 3 − 17
3.4.14. SMPS board ............................................................................................................... 3 − 17
3.4.15. Cam Solenoid ............................................................................................................. 3 − 18
3.4.16. Main Drive Unit.......................................................................................................... 3 − 19
4. Alignment and Troubleshooting ........................................................................................................... 4 − 1
4.1. Alignment and Adjustments....................................................................................................... 4 − 1
4.1.1. Control panel.............................................................................................................. 4 − 1
4.1.2. Understanding the status LED........................................................................................ 4 − 3
4.1.3. JAM removal.............................................................................................................. 4 − 4
4.1.3.1.
4.1.3.2.
4.1.4. Useful menu item for service ......................................................................................... 4 − 10
4.1.5. Periodic Defective Image .............................................................................................. 4 − 12
4.1.6. Useful management tools .............................................................................................. 4 − 13
4.1.6.1.
4.1.6.2.
4.1.7. Updating Firmware ...................................................................................................... 4 − 20
4.1.7.1.
4.1.7.2.
4.1.8. Tech mode ................................................................................................................. 4 − 23
4.1.9. NFC Tag Writing......................................................................................................... 4 − 28
4.2. Troubleshooting ...................................................................................................................... 4 − 31
4.2.1. Procedure of checking the symptoms............................................................................... 4 − 31
4.2.1.1.
4.2.2. Error Code and Troubleshooting..................................................................................... 4 − 33
4.2.3. Image quality problems ................................................................................................ 4 − 65
5. System Diagram................................................................................................................................ 5 − 1
5.1. Block Diagram ........................................................................................................................ 5 − 1
5.2. Connection Diagram................................................................................................................. 5 − 2
6. Reference Information........................................................................................................................ 6 − 1
6.1. Tool for Troubleshooting ........................................................................................................... 6 − 1
6.2. Glossary................................................................................................................................. 6 − 2
6.3. Document Revision List............................................................................................................ 6 − 8
iii
Clearing original document jams ...................................................................... 4 − 4
Clearing paper jams ....................................................................................... 4 − 7
SyncThru™ Web Service................................................................................ 4 − 13
Samsung Easy Printer Manager........................................................................ 4 − 18
Update the firmware by using the USB port........................................................ 4 − 20
Update the firmware by using the network.......................................................... 4 − 21
Basic Check List ........................................................................................... 4 − 32
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