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7 .2.2 IOD1 Circut Card.
Tools
Phillips Screwdriver #1, #2
Disassembly Procedures
1.
Remove the side cover (LU). (See the item 7.1.1.)
2.
Remove the top cover. (See the item 7.1.4.)
3.
Remove the set screw ST3 6 (3 pcs.) of shield
(upper).
4.
Remove the shield (upper).
5.
Disconnect all the harness connectors (4 pcs.)
connected with the IOD1 Circut Card.
6.
Remove the set screw ST3 6 (6 pcs.) of IOD1 Circut
Card.
7.
Remove the IOD1 Circut Card.
Assembly Procedures
1.
Assemble a new IOD1 Circut Card.
2.
After above assembling, follow the reverse order of
above disassembling for set-up.
3.
Upon completion of above set-up, connect the
power supply cable.
4.
Turn on the power switch of the printer.
5.
Execute the test print in Service Mode.
6.
Confirm the operation and print quality of printer.
Caution!
Use proper grounding procedures to
prevent electrostatic discharge when removing or
installing the IOD1 circut board.
134
SuperScript 4400 — Maintenance Guide
Side Cover(LU)
Connecters
Side Cover(L)
Top Cover
Shield Cover(Upper)
IOD1 P.W.B
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