Troubleshooting; Indicator Messages - NEC NP4001 User Manual

7. Appendix

Troubleshooting

Indicator Messages

Several indicator messages are used by the projector to alert users of problems with
setup or internal parts. The LEDs on the top surface of the projector show the status of
the power, lamps 1 and 2 as well as the general working order of the projector through
the status LED (see OSD Controls and Status LEDS on page
ing tables describe the various states of the 4 LEDs.
The Power LED
P
ROJECTOR
S
TATUS
AC off
Cooling
Power up sequence
Standby
Power on
The Status LED
P
ROJECTOR
S
TATUS
Normal condition
Cover ERROR
Temperature
ERROR
Fan ERROR
Keylocked
(when push key)
Standby
(Power-saving)
Standby (Normal)
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LED C
ONDITION
Off
Orange blink
Green blink
Orange on
Green on
LED C
ONDITION
Off
Red 1 time blink
(repeatedly)
Red 2 times blink
(repeatedly)
Red 4 times blink
(repeatedly)
Orange light up
Off
Green light
112
8 for location). The follow-
LED S
EQUENCE
Off
0.5 secs on
0.5 secs off
0.5 secs on
0.5 secs off
On
On
LED S
EQUENCE
Off
0.5 secs on
2.5 secs off
(0.5 secs ON > 0.5
secs OFF) * 2 > 2.0
secs OFF
(0.5 secs ON > 0.5
secs OFF) * 4 > 2.0
secs OFF
On
Off
On
P
ROJECTOR
C
ONDITION
Off
After power off
Start up
Standby
On
P
ROJECTOR
C
ONDITION
Power on
ERROR
ERROR
ERROR
Keylocked function
enabled
Standby
(Power-saving)
Standby (Normal)