Epson STYLUS 4001968 Service Manual page 50

Chapter 3
Table of Contents
3.1 OVERVIEW
3.1.1 Precautions for Disassembling the Printer . . . . . . . . . . . . . . . . . . . . .. ...3-1
3.2 DISASSEMBLY AND ASSEMBLY
3.2.1 CASE, UPPER Removal . . . . . . . . . . . . . . . . . . . . . .................3-3
3.2.2 Power Supply Unit (C106 PSB/PSE BOARD) Removal . .............3-4
3.2.3 Main Controller (C106 MAIN BOARD) Removal . ...................3-5
3.2.4 PRINTER MECHANISM (M-481O) Removal . . . . . . . . . . . . . . . . . . . . .. .3-6
3.2.5 PRINTER MECHANISM Disassembly . . . . . . . . . . . . . . . . . . . . . .......3-7
3.2.5.1
PUMP UNIT Removal . . . . . . . . . . . . . . . . . . . . . .............3-9
3.2.5.2
CLEANER, HEAD Replacement . . . . . . . . . . . . . . . . . . . . .....3-11
3.2.5.3
3.2.5.4 CARRIAGE UNIT Removal . . . . . . . . . . . . . .
3.2.5.5 CR MOTOR Removal . . . . . . . . . . . . . . . . . .
PF MOTOR Removal . . . . . . . . . . . . . . . . . . .
3.2.5.6
PAPER FEED ROLLER ASSEMBLY Remova
3.2.5.7
Figure 3-1. Disassembly Flowchart . . . . . . . . . . . . . . . . . . . . . ..............3-2
Figure 3-2. CASE, UPPER Removal . . . . . . . . . . . . . . . . . . . . . .............3-3
Figure 3-3. POWER SUPPLY UNIT Removal . . . . . . . . . . . . . . . . . . . . . ......3-4
Figure 3-4. MAIN CONTROLLER Removal . . . . . . . . . . . . . . . . . . . . . ........3-5
Figure 3-5. PRINTER MECHANISM (M-481O) Removal . ..................3-6
Figure 3-6. PRINTHEAD UNIT Removal . . . . . . . . . . . . . . . . . . . . . ..........3-7
Figure 3-7. PRINTHEAD UNIT Removal (Continued) . . . . . . . . . . . . . . . . . . . . .3-8
Figure 3-8. PUMP UNIT Removal . . . . . . . . . . . . . . . . . . . . . ...............3-9
Figure 3-9. PUMP UNIT Removal (Continued) . . . . . . . . . . . . . . . . . . . . .. ...3-10
Figure 3-10. CLEANER, HEAD Replacement . . . . . . . . . . . . . . . . . . . . . .....3-11
Figure 3-11. CARRIAGE UNIT Removal . . . . . . . . . . . . . . . . . . . . . . . . . .....3-12
Figure 3-12. CR MOTOR Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .....3-13
Figure 3-13. PF MOTOR Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .....3-14
Figure 3-14. PAPER FEED ROLLER ASSEMBLY Removal . . . . . . . . . . .....3-15
Rev. A
Disassembly and Assembly
List of Figures
3-1
3-2
3-12
. . . . . . . . . . . . . . 3-13
. . . . . . . . . . . . . . 3-14
. . . . . . . . . . . . . . . 3-15
3-i