Epson Stylus Pro 5000 Service Manual page 9

Stylus Pro 5000
1. Product Description ............................................................................................................. 1-1
1.1 Overview................................................................................................................ 1-1
1.2 Specifications......................................................................................................... 1-2
1.3 Interfaces............................................................................................................... 1-7
1.4 Operation ............................................................................................................. 1-10
1.5 Advanced Control Panel Functions ...................................................................... 1-14
2. Operating Principles ............................................................................................................ 2-1
2.1 Printer Mechanism ................................................................................................. 2-1
2.2 Electrical Circuits ................................................................................................. 2-17
3. Troubleshooting................................................................................................................... 3-1
4. Assembly and Disassembly................................................................................................. 4-1
4.1 Overview................................................................................................................ 4-1
4.1.1 Precautions ............................................................................................. 4-1
4.1.2 Tools ....................................................................................................... 4-2
4.1.3 Screws .................................................................................................... 4-2
4.2 Disassembly .......................................................................................................... 4-2
4.2.1 Upper Housing Removal ......................................................................... 4-3
4.2.2 Front Housing Removal........................................................................... 4-5
4.2.3 Printer Mechanism Removal.................................................................... 4-6
4.2.4 Main Board Rear Unit Removal ............................................................... 4-7
4.2.5 Disassembling the Printer Mechanism..................................................... 4-8
4.2.5.1 Discharge Brush Removal ........................................................ 4-9
4.2.5.2 Paper Guide Cover Removal .................................................... 4-9
4.2.5.3 Printhead Removal ................................................................. 4-10
4.2.5.4 Main Board Shield Plate Removal........................................... 4-13
4.2.5.5 Fan Removal .......................................................................... 4-14
4.2.5.6 Power Supply Removal........................................................... 4-15
4.2.5.7 Paper Feed Motor Removal .................................................... 4-15
4.2.5.8 Carriage Motor Removal ......................................................... 4-16
4.2.5.9 ASF Motor Removal................................................................ 4-17
4.2.5.10 Carriage Removal ................................................................. 4-18
4.2.5.11 Paper Eject Frame Removal ................................................. 4-21
4.2.5.12 Upper Paper Guide Removal ................................................ 4-24
4.2.5.13 Pump Frame Removal .......................................................... 4-24
4.2.5.14 Paper Feed Frame Removal ................................................. 4-26
4.2.5.15 Print Feed Roller Removal .................................................... 4-27
4.2.5.16 Auto Sheet Feeder Removal ................................................. 4-29
4.2.5.17 Upper Surface Sensor Removal............................................ 4-29
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