Christie LWU420 User Manual Page 73
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LWU420 User Manual-Operating Guide 020-000262-01 Rev. 1 (06-2010)
Troubleshooting
Troubleshooting
Related messages
When the unit's power is on, messages such as those shown below may be
displayed. When any such message is displayed on the screen, please follow the
instructions described below. If the same message is displayed after the remedy,
or if a message other than the following appears, please contact your dealer or
service company.
Although these messages will be automatically disappeared around several
minutes, it will be reappeared every time the power is turned on.
Message Description
There is no input signal.
Please confirm the signal input connection, and the status
of the signal source.
The horizontal or vertical frequency of the input signal
is not within the specified range.
Please confirm the specs for your projector or the signal
source specs.
An improper signal is input.
Please confirm the specs for your projector or the signal
source specs.
The internal temperature is rising.
Please turn the power off, and allow the projector to cool
down at least 20 minutes. After having confirmed the
following items, please turn the power ON again.
• Is there blockage of the air passage aperture?
• Is the air filter dirty?
• Does the peripheral temperature exceed 35°C?
If the same indication is displayed after the remedy, please set
FAN SPEED of the SERVICE item in the OPTION Menu to HIGH.
A note of precaution when cleaning the air filter.
Please immediately turn the power off, and clean or change
the air filter referring to the “Air filter” section of this manual
(
68). After you have cleaned or changed the air filter,
please be sure to reset the filter timer (
28, 48).
- User Manual-Operating Guide 1
- About this manual 3
- Contents 4
- Projector features 5
- Preparations 5
- Contents of package 5
- Part names 6
- Projector 6
- Setting up 10
- AUDIO OUT 12
- NOTE for HDMI 13
- Connecting power supply 14
- Remote control 15
- Laser pointer 15
- Installing the batteries 15
- Remote control 16
- B/CB/PG/Y 17
- Turning on the power 19
- Power on/off 19
- Turning off the power 19
- Temporarily muting the sound 20
- Operating 20
- Adjusting the volume 20
- Selecting an input signal 20
- Selecting an aspect ratio 21
- Searching an input signal 21
- Zoom ring 22
- Focus ring 22
- Adjusting the position 23
- Correcting distortion 23
- Using the magnify feature 25
- Freezing the screen 25
- PbyP (Picture by Picture) 27
- Using the menu function 28
- EASY MENU 29
- PICTURE Menu 31
- PICTURE Menu (continued) 32
- IMAGE Menu 34
- IMAGE Menu (continued) 35
- INPUT Menu 36
- SCART OUT 37
- INPUT Menu (continued) 38
- RESOLUTION menu 39
- CUSTOM RESOLUTION 39
- SETUP Menu 40
- SETUP Menu (continued) 41
- AUDIO Menu 43
- SCREEN Menu 44
- SCREEN Menu (continued) 45
- OPTION Menu 49
- OPTION Menu (continued) 50
- 1. Using Security Features 54
- PASSWORD 55
- ENTER PASSWORD 56
- BOX (large) 56
- NOTE PASSWORD 56
- PIN LOCK on/off menu 56
- PIN CODE AGAIN BOX 57
- Inquiring Code 57
- (PIN Code) 57
- Transition Detector 58
- ENTER PASSWORD BOX 59
- NETWORK Menu 62
- NETWORK Menu (continued) 63
- C.C. (Closed Caption) Menu 67
- Maintenance 68
- HIGH VOLTAGE 69
- Air filter 70
- Internal clock battery 71
- Other care 72
- Troubleshooting 73
- Related messages 73
- Regarding the indicator lamps 74
- Warranty and after-service 79
- Specifications 79
- (DT00873) 79
- (MU05661) 79
- Specifications (continued) 80
- 82
- 82
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