NEC P554U User Manual page 120

To replace the lamp:
1. Remove the lamp cover.
(1) Loosen the lamp cover screw
• The lamp cover screw is not removable.
(2) Push and slide the lamp cover off.
2. Remove the lamp housing.
(1) Loosen the two screws securing the lamp housing until the phillips screwdriver goes into a freewheeling condi-
tion.
• The two screws are not removable.
• T here is an interlock on this case to prevent the risk of electrical shock. Do not attempt to circumvent this
interlock.
(2) Remove the lamp housing by holding it.
CAUTION:
Make sure that the lamp housing is cool enough before removing it.
Interlock
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7. Maintenance