JVC DLA-HD750 - Manual (Page 47)

ENGLISH
47
Getting Started
Preparation
Basic Operation
Troubleshooting
Settings
Others
About Warning Indicators
The accumulated lamp time or warning mode of this unit is displayed by the indicators.
For information on indicator display during normal operation, see “Controls and Features”. ( P14)
No.
Indicator
Blinking
Time
Blinking
Frequency
Interval
between
Blinks
Content
WARNING LAMP STANDBY/ON
1
- -
Light on (Red)
- - -
During standby
Indicator
display
in normal
conditions.
2
- -
Light on
(Green)
- - -
When the power on
(Hide Off)
3 - -
Blinking
(Green)
0.5
second
continuous -
When the power on
(Hide On)
4 - - Blinking (Red)
0.5
second
continuous - During cool down
5 -
Light on
(orange)
- - - -
Lamp replacement is near ( P48 to 50)
(When accumulated lamp time has
exceeded 1900 hours)
6 -
Light on
(orange)
- - - -
Lamp has reached the end of life
( P48 to 50)
(When accumulated lamp time has
exceeded 2000 hours)
7
Light on
(Red)
Blinking
(orange)
-
0.25
second
1 time
0.75
second
Lamp does not light up and unit is
unable to project
8
0.25
second
2 times
0.75
second
Lamp is turned off during projection
9
0.25
second
3 times
0.75
second
Lamp cover is removed
10
Blinking
(Red)
-
-
0.25
second
1 time
0.75
second
Abnormalities in the power supply
11
0.25
second
2 times
0.75
second
Cooling fan stops
(cooling fan gets caught)
12
0.25
second
3 times
0.75
second
Internal temperature is too high
(abnormal internal temperature)
13
0.25
second
4 times
0.75
second
External temperature is too high
(abnormal external temperature)
14
0.25
second
1 time
0.75
second
Abnormal electrical circuit
(abnormal startup of drive circuit)
Blinking
(orange)
15
0.25
second
2 times
0.75
second
Abnormal electrical circuit
(abnormal communication of the
drive circuit)
16
0.25
second
3 times
0.75
second
Abnormal electrical circuit
(abnormal drive circuit of image)
17
0.25
second
4 times
0.75
second
Abnormalities in the automatic lens cover
Actions to Be Taken for Warning Mode
When the unit enters into warning mode (No. 7 to 17), it will automatically stop projection, and run the cooling
fan for about 60 seconds.
After the cooling fan has stopped, pull out the power plug from the power outlet.
Then, follow the procedures below.
No. Check Action
7
●
Check that an impact shock has not occurred during operation.
●
Check that the lamp unit and lamp cover are correctly installed.
●
Check that nothing is blocking the auto lens cover.
Turn on the power again.
8
9
17
10
●
Check that nothing is blocking the air inlets.
●
Check that the external temperature is normal.
Leave the unit until it cools down.
After that, turn on the power again.
11
12
13
14
15
16
If the warning indication is displayed again, please wait for the cooling fan stopped, then pull out the power plug from the power outlet.
Then call your authorized dealer for repair.