EH-TW3500/4500/5500 Disassembly and Assembly CONFIDENTIAL
SEIKO EPSON 59 Revision A
3.3.5 Removing the Upper Case (assembly)
1. Remove the Lamp. (p.55)
2. Remove the Side Case L/Side Case R. (p.57)
3. Remove the seven screws on the bottom (Lower Case side).
Figure 3-7.
4. Remove the two screws on the side (IF Case side).
5. Disconnect the SW1 Cable from the MA Board, and remove the Upper Case
(assembly).
Figure 3-8.
Standard Operation Time
• Upper Case (assembly): 6 Min.
• Inner Upper Cover/Lamp Latch
Cover/Latch Spring: 8 Min.
Upper Case
(assembly)
Lower Case
C.B.P-TITE SCREW,4X10,F/ZB-3C
In the next step, make sure not to pull away the Upper Case too far because the
cables are connected to it.
Upper Case
(assembly)
C.B.SCREW,3X6,F/ZB-3C
MA Board
SW1 Cable
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