Troubleshooting

Symptom

Probable cause

Corrective action

Page

 

 

 

 

Image color is poor or

• Is picture quality (color density, etc.)

• Adjust picture quality on the menu.

37, 39

image is disturbed.

adjusted correctly?

 

 

 

 

 

 

 

• Is the correct broadcast system (color

• Set the broadcast system (color system)

33

 

system) selected?

to AUTO.

 

 

 

 

 

 

• Are signals (scanning frequency, etc.) to

• Check if the signal is appropriate

18

 

connected devices appropriate?

(scanning frequency, etc.), and input the

 

 

 

appropriate signal.

 

 

 

 

 

 

• Is the source setting correctly selected?

• Set the source setting to AUTO. If the

43 ~ 45

 

Isn’t a wrong source (forced mode)

problem still persists, set it to the correct

 

 

selected?

dedicated source (forced mode).

 

 

 

 

 

Specific colors fail to

• Are specifications of the signal being

• Check specifications of both signal being

–

be displayed.

input matching those of the video input

input and video input card.

 

 

card?

 

 

 

 

 

 

 

• Is the input cable connected correctly?

• Check cable connections.

20

 

 

 

 

 

• Has the lamp’s life come to its end?

• Check the used lamp hours on the menu,

59

 

 

and if the lamp life is near its end, consult

 

 

 

the dealer where you purchased the

 

 

 

projector or a local service center.

 

 

 

 

 

The upper part of the

• While computer system signal is input,

• Input separate sync signals for vertical

9

video image bows or

isn’t a sync signal for composite sync

sync (V) and horizontal sync (H) signals.

 

distorts.

(CS) or G on sync being input?

 

 

 

 

 

 

 

• Isn’t signal with much jitter or skew

• Input signals with little jitter or distortion.

–

 

distortion being input to a video deck?

 

 

 

 

 

 

 

• Is the source setting correctly selected?

• Set the source setting to AUTO. If the

43 ~ 45

 

Isn’t a wrong source (forced mode)

problem still persists, set it to the correct

 

 

selected?

dedicated source (forced mode).

 

 

 

 

 

 

• Have the channel’s setup contents been

• Check the setup contents been changed.

46 ~ 50

 

changed?

 

 

 

 

 

 

The projection

• Have the channel’s setup contents been

• Check the setup contents of the channel

46 ~ 50

position on the screen

changed?

and correct them if necessary.

 

has shifted.

 

 

 

• Is sync signal being input correctly?

• Check sync signal and related

9

 

 

 

connection.

 

 

 

 

 

 

• Has the projector been moved from its

• Check the installed position.

–

 

installed place?

 

 

 

 

 

 

Video image suddenly

• Aren’t video turned off by pressing the

• Press the remote control’s AV HIDE

11

go out.

remote control’s AV HIDE button?

button to turn video on.

 

 

 

 

 

 

• Are all color video signals being input?

• Check signals and connections.

18 ~ 22

 

 

 

 

Lens shift adjustment

• Is the shift center lock pin for shipment

• Remove the shift center lock pin, and

15

is not possible.

left attached?

then make adjustments. (For how to

 

 

 

remove the shift center lock pin, consult

 

 

 

the dealer where you purchased the

 

 

 

projector or a local service center.)

 

 

 

 

 

61

ESPAÑOL ITALIANO FRANÇAIS DEUTSH ENGLISH