❼ Troubleshooting; Indicator Messages - NEC PA622U User Manual

❼ Troubleshooting
This section helps you resolve problems you may encounter while setting up or using the projector.

Indicator Messages

Power Indicator
Indicator display
Off
Flashing Blue (short flashes)
Blue (long flashes)
Orange (short
flashes)
Orange (long flashes) Program timer (on time enabled)
Lit Blue
Red
Orange
Status Indicator
Indicator display
Off
Flashing Red (cycles
of 1)
Red (cycles
of 4)
Flashing Orange
Lit Green
Orange
* Sleep mode refers to the state whereby the functional restrictions due to the standby mode setting are removed.
Projector status
Power is off.
Preparing to turn power on
Off timer (enabled)
Program timer (off time enabled)
Projector cooling
Power on
Standby mode (NORMAL)
Standby mode (HDBaseT STANDBY)
Projector status
No problem, or
standby mode
Cover problem
Fan problem
Network conflict
STANDBY MODE in
sleep mode*
Button has been
pressed while projec-
tor is in key lock mode
Projector's ID number
and remote control's
ID number do not
match
–
The lamp cover is not properly mounted. Mount it properly. (→
Page 144)
The cooling fan has stopped turning. Contact an NEC projector
customer support center for repairs.
It is not possible to connect the projector's built-in LAN and
wireless LAN simultaneously to the same network. To connect
the projector's built-in LAN and wireless LAN simultaneously,
connect them to different networks.
–
The projector's keys are locked. The setting must be canceled
to operate the projector. (→ Page 104)
Check the control IDs. (→ Pages 105)
173
9. Appendix
Procedure
–
Wait a while.
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Wait a while.
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–
Procedure