NEC P452H - 9 Appendix; ❶ Troubleshooting; Indicator Messages

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9. Appendix
❶ Troubleshooting
Thissectionhelpsyouresolveproblemsyoumayencounterwhilesettinguporusingtheprojector.
Indicator Messages
POWER Indicator
Indicator Condition ProjectorCondition Note
Off The main power is off Without connecting the power cable�
Blinking
light
Blue 0�5 sec On,
0�5 sec Off
The projector is getting ready to turn on� Wait for a moment
2�5 sec On,
0�5 sec Off
Off Timer is activated�
Program timer (off time) is activated�
–
Orange (short flashes) Cooling Wait for a moment
Orange (long flashes)
On Timer is activated�
Program timer (on time) is activated�
–
Steady
light
Blue
The projector is turned on� –
Orange Sleep mode* While the STATUS Indicator lights in Green
In Standby condition [NETWORK STAND-
BY] is selected for [STANDBY MODE]
–
Red In Standby condition [NORMAL] is
selected for [STANDBY MODE]
–
STATUS Indicator
Indicator Condition ProjectorCondition Note
Off Normal or Standby –
Blinking
light
Red
1 cycle (0�5 sec
On, 2�5 sec Off)
Cover error The lamp cover is not set properly� Reset the lamp
cover� (→ page 122)
2 cycle (0�5 sec
On, 0�5 sec Off)
Temperature error The projector is overheated� Move the projector to a
cooler location�
3 cycle (0�5 sec
On, 0�5 sec Off)
Power error Power unit is not working properly� Contact your dealer�
4 cycle (0�5 sec
On, 0�5 sec Off)
Fan error Fans will not work correctly�
6 cycle (0�5 sec
On, 0�5 sec Off)
Lamp error The lamp is not turned on� Wait over 1 minute and
power on the projector again� Even though the lamp is
not turned on, ask your dealer or service personnel for
repair�
Orange 1 cycle (0�5 sec
On, 2�5 sec Off)
Network conflict Both the built-in wired LAN and the wireless LAN cannot
be connected to the same network at the same time�
To use both built-in wired LAN and wireless LAN at the
same time, connect them to different networks�
NOTE:IntheStandby condition,thestatusindicator
on the cabinet does not blink inorange even if the
networkconicts
Green 0�5 sec On,
0�5 sec Off
Re-firing the lamp (The projector is cool-
ing down)
Wait for a moment
Steady
light
Green Sleep mode* While the POWER Indicator lights in Orange
Orange
CONTROL PANEL LOCK is on� You have pressed cabinet button when Control Panel
Lock is on�
CONTROL ID error Remote control ID and projector ID are not matched�
* Thesleepmodereferstothemodeinwhichtherestrictionstofunctionsduetothe[STANDBYMODE]settingshavebeenelimi-
nated.
LAMP Indicator
Indicator Condition ProjectorCondition Note
Off Normal –
Blinking
light
Red
Lamp has reached its end of life� Lamp
replacement message will be displayed�
Replace the lamp�
Steady
light
Red Lamp has been used beyond its limit� The
projector will not turn on until the lamp is
replaced�
Replace the lamp�
Green [ECO MODE] is set to [AUTO ECO], [NOR-
MAL] or [ECO]
–