Disassembly And Reassembly; Troubleshooting - Samsung SCX-4725FN Service Manual

Continued

5. Disassembly and Reassembly

5.1 General Precautions on Disassembly
5.2 MP Tray
5.3 Pick Up Roller
5.4 Front Cover
5.5 Cassette Tray
5.6 Rear Cover
5.7 Right Cover
5.8 Left Cover
5.9 Scan Ass'y
5.10 ADF Housing
5.11 OPE Unit
5.12 Platen Housing
5.13 Middle Cover
5.14 HVPS
5.15 Main PBA
5.16 RX Drive
5.17 Fuser Unit
5.18 Engine Shield (With LIU PBA, SMPS)
5.19 LSU
5.20 Paper Path Frame
5.21 CRUM Harness

6. Troubleshooting

6.1 Checking Symptoms
6.2 Bad discharge
6.3 Set Malfunction – Causes and Solutions
6.4 Bad Software Environment
6.5 Bad image
6.6 Fax & Phone Problems
5-1
5-2
5-3
5-3
5-4
5-5
5-6
5-7
5-8
5-9
5-11
5-12
5-14
5-15
5-16
5-17
5-18
5-21
5-22
5-23
5-25
6-1
6-4
6-8
6-12
6-16
6-23