Samsung ML-1645

3.2.8 HVPS board 3-7
3.2.9 Transfer roller
3-8
3.2.10 Pick up roller
3-8
4. Alignment & Troubleshooting
4.1 Alignment and Adjustments 4-1
4.1.1 Sample Pattern
4-1
4.1.2 Control Panel
4-3
4.1.3 Consumables and Replacement Parts
4-6
4.1.4 Periodic Defective Image
4-7
4.1.5 How to use DCU
4-8
4.1.6 Paper Path
4-13
4.2 Troubleshooting
4-18
4.2.1 Checking Symptoms
4-18
4.2.2 Bad discharge
4-21
4.2.3 Malfunction
4-28
4.2.4 Bad Software Environment
4-37
4.2.5 Bad image
4-42
5. Exploded Views & Parts List
5.1 Main Assembly 5-2
5.2 Frame Assembly(ML-2240)
5-5
5.3 Frame Assembly(ML-1640)
5-7
5.4 Fuser Unit
5-9
5.5 Paper Path Unit
5-11
5.6 MP Tray Assembly (Only ML-2240)
5-13
Continued