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* This projector is equipped with a microcomputer that may operate abnormally due to interference from external components.
If this happens, turn off the main power and disconnect the power cord from the wall AC outlet. Then reconnect the power cord
to AC outlet and turn on the main power again.
(For the turning on and off the power, see pages 25)
Symptom Probable cause Corrective action Page
Lens shift adjustment
is not possible.
• Remove the shift center lock pin, and
then make adjustments. (For how to
remove the shift center lock pin,
consult the dealer where you
purchased the projector or a local
service center.)
• Is the shift center lock pin for shipment
left attached?
• Match the polarities of batteries
correctly (+ to + and - to -).
• Replace with new batteries.
• Use the remote control unit at a nearer
point.
• Remove any shielding objects.
Remote control unit
does not work.
• Are batteries exhausted?
• Are batteries installed correctly?
• Is there a shielding object between the
remote control unit and the remote
sensor?
• Is the distance too long?
• Is the remote control's LENS
LOCKÔUNLOCK switch set to LOCK?
• Set the remote control's LENS
LOCKÔUNLOCK switch to UNLOCK?
16
13
13
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22
12
■ When the emergency indicator starts blinking:
Refer to the CAUTION and NOTES on page 24.
Troubleshooting (Cont.)
M4000LU p.61-63./1 00.2.23, 10:49 AM63