D-19

(2) Removing the PH Unit
1. Remove the IR Unit.
D-18
2. Remove the Exit tray.
D-2
NEVER attempt to replace the PH Unit while power is being supplied to the
printer. Doing so could lead to exposure to the laser beam, resulting in blind-
ness.
NEVER attempt to disassemble or adjust the PH Unit. Doing so could lead to
exposure to the laser beam, resulting in blindness.
CAUTION
3. Remove four screws and the Upper Cover.
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4. Remove the Upper Door.
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5. Disconnect the flat cable and the connector from
the Mechanical Control Board.
NOTE
Use the utmost care not to snap off the flat cable.
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