Troubleshooting, Nglish - 51, Maintenance – Panasonic TQBJ0302 Manuel d'utilisation

Page 51

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Troubleshooting

Maintenance

E

NGLISH - 51

Troubleshooting

Confirm the following problem and cause.

Should any problem persist, contact an Authorized Service Center.

Problem

Cause

Page

Power does not turn on.

The power cord may not be connected securely.

z

19

No electric supply at the wall outlet.

z

21

The circuit breakers have tripped.

z

TEMP

z

or

LAMP indicator is lit or flashes.

46

The lamp unit cover has not been securely installed.

z

49

The control buttons are

z

LOCKED.

44

CONTROL PANEL

z

in the

PROJECTOR SETUP menu is invalidated.

44

No picture appears.

The audio signal source may not be connected properly.

z

17, 18

The input selection setting may not be correct.

z

23

The

z

BRIGHTNESS adjustment setting may be at the minimum setting.

30

The signal input source may not be operating properly.

z

The

z

AV MUTE function may be in use.

24

The picture is fuzzy.

The lens focus may not have been set correctly.

z

23

The projector may not be at the correct distance from the screen.

z

15

The lens may be dirty.

z

47

The projector may be tilted too much.

z

15

Color is pale or grayish.

COLOR

z

or

TINT adjustment may be incorrect.

30

The input source which is connected to the projector may not be adjusted

z

correctly.

No sound can be

heard from the internal

speaker.

The audio signal source may not be connected properly.

z

17, 18

The volume adjustment may be at the lowest possible setting.

z

25, 41

A cable may be connected to the

z

VARIABLE AUDIO OUT terminal.

13

The remote control does

not operate.

The batteries may be weak.

z

The batteries may not have been inserted correctly.

z

14

The remote control signal receptor on the projector may be obstructed.

z

14

The remote control unit may be out of the operation range.

z

14

REMOTE CONTROLLER

z

in the

PROJECTOR SETUP menu is

invalidated.

44

The remote control is under a strong light such as fluorescent.

z

14

The control buttons

of the projector

do not operate.

CONTROL PANEL

z

in the

PROJECTOR SETUP menu is invalidated.

(If you have a loss of the remote control while the

CONTROL PANEL is

invalidated, press and hold the

MENU button for 2 seconds by pressing the

ENTER button.)

44

The picture does not

display correctly.

T

z

he signal format (

TV-SYSTEM, RGB/YP

B

P

R

) may not have been set

correctly.

31

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

52

Picture from a computer

does not appear.

The RGB signal cable is too long. (Limit to 10 m (32'10").)

z

The external video output from a laptop computer may not be correct.

z

(You may be able to change the external output settings by pressing the

[Fn] + [F3] or [Fn] + [F10] keys simultaneously. The actual method varies

depending on the type of computer; refer to the documentation provided

with your computer for further details.)

36

The projector cannot be

controlled through serial

terminal.

EMULATE

z

in the

PROJECTOR SETUP menu is not set correctly. (If you

fail to select your product series, ask your dealer for repair. )

40

Note

If the projector does not operate normally after the above remedies are taken, contact an Authorized Service Center.

z

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