Epson EPL-N1200 Service Manual - Page 96

Left Cover Removal, 2.2.4 Optical Unit Removal

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Disassembly and Assembly EPL-N1200 Service Manual 3.2.2.4 Optical Unit Removal CAUTION s Do not touch the optical unit except at the time of replacement. s Do not open the unit under any conditions. s Do not remove the circuit board from the optical unit under any condition. s Do not loosen two screws that secured with a black paint, shown in position A in Figure 3-14. s Do not loosen two screws shown in position B in Figure 3-14. 1. Open the top cover. Remove the imaging cartridge. Cover the imaging cartridge to protect it from light or place it in a dark area. 2. Remove the main controller board. (Refer to Section 3.2.1.1.) 3. Remove one CC (M3 × 6) screw from the control panel and lift the panel forward. 4. Remove two CC (M3x8) screws and take the right cover away. 5. Remove two CC (M3x8) screws on the paper guide case. 6. Remove four CC (M3x6) screws on the top and two CC (M3x6) screws at the right of the shield cover and take it away. 7. Remove connector CN5 on the engine controller board. 8. Remove one CC (M3x6) screw on the right frame which secures the optical unit. 9. Loosen two CC (M3x8) screws and take the left cover away. 10. Remove one CC (M3x6) screw on the left frame which secures the optical unit. 11. Remove one CC (M3x14) screw on the bottom side of the optical unit, then remove the optical unit. CC(M3X8) Left Cover Figure 3-13. Left Cover Removal 3-12 Rev. A

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3.2.2.4 Optical Unit Removal
■
Do not touch the optical unit except at the time of replacement.
■
Do not open the unit under any conditions.
■
Do not remove the circuit board from the optical unit under any condition.
■
Do not loosen two screws that secured with a black paint, shown in position A in
Figure
3-14.
■
Do not loosen two screws shown in position B in Figure 3-14.
1.
1.
Open the top cover.
Remove the imaging cartridge.
Cover the imaging cartridge to protect it
from light or place it in a dark area.
2.
Remove
the main controller board. (Refer to Section 3.2.1.1.)
3.
3.
Remove one CC (M3
×
6) screw from the control panel and lift the panel forward.
4.
Remove two CC (M3x8) screws and take the right cover away.
5.
Remove two CC (M3x8) screws on the paper guide case.
6.
Remove four CC (M3x6) screws on the top and two CC (M3x6) screws at the right of the shield
cover and take it away.
7.
Remove connector CN5 on the engine controller board.
8.
Remove one CC (M3x6) screw on the right frame which secures the optical unit.
9.
Loosen two CC (M3x8) screws and take the left cover away.
10.
Remove one CC (M3x6) screw on the left frame which secures the optical unit.
11.
Remove one CC (M3x14) screw on the bottom side of the optical unit, then remove the optical
unit.
CC(M3X8)
Left Cover
Figure 3-13. Left Cover Removal
Disassembly and Assembly
EPL-N1200 Service Manual
3-12
Rev. A