Panasonic TQBJ0349 - Manual (Page 80)

80
- ENGLISH
Maintenance
Troubleshooting
Should any problem persist, contact your dealer.
Problem Cause
Reference
page
Power does not turn
on.
The power cord may not be connected. z —
The <MAIN POWER> switch is turned off. z 33
No electric supply is at the wall outlet. z —
The circuit breakers have tripped. z —
[LAMP indicator] or [TEMP indicator]is lit or flashes. z 75, 76
The lamp unit cover has not been securely installed. z 78
No picture appears.
The video signal input source may not be connected to a terminal z
properly.
28
The input selection setting may not be correct. z 36
The [BRIGHTNESS] adjustment setting may be at the minimum setting. z 43
The input source which is connected to the projector may have a z
problem.
—
The [AV MUTE] function may be in use. z 36
If the [Power indicator] flashes in red, consult your dealer. z —
The picture is fuzzy.
The lens focus may not have been set correctly. z 34
The projector may not be at the correct distance from the screen. z 23
The lens may be dirty. z 15
The projector may be tilted too much. z —
The color is pale or
grayish.
[COLOR] or [TINT] adjustment may be incorrect. z 43
The input source which is connected to the projector may not be z
adjusted correctly.
—
RGB cable is damaged. z —
The remote control
does not operate.
The batteries may be weak. z —
The batteries may not have been inserted correctly. z 18
The remote control signal receptor on the projector may be obstructed. z 18
The remote control unit may be out of the operation range. z 18
Strong light such as fluorescent shine onto the signal receptor. z 18
[REMOTE CONTROLLER] of [CONTROL DEVICE SETUP] in z
SECURITY menu is [DISABLE].
74
Is the remote (REMOTE IN) terminal used for external control? z 85
The remote control ID setting is incorrect. z 21, 62
The control buttons
of the projector do
not operate.
[CONTROL PANEL] of [CONTROL DEVICE SETUP] in SECURITY z
menu is [DISABLE].
74
Is the remote (REMOTE IN) terminal used for external control? z 85
The picture does not
display correctly.
[SYSTEM SELECTOR] may not have been set correctly. z 46
There may be a problem with the VCR or other signal source. z —
A signal which is not compatible with the projector is being input. z 87