Sony VPL-PX1 - Manual (Page 26)

26
(GB)
Troubleshooting
If the projector appears to be operating erratically, try to diagnose and correct the problem, using the following
guide. If the problem still persists, consult with qualified Sony personnel.
Symptom Cause Remedy
The power is not turned on. The power has been turned off and on
with the I /
1 key at a short interval.
Wait for about 90 seconds before turning on the
power
(see page 17 (GB)).
The lamp cover is detached. Close the lamp cover securely (see page
24 (GB)).
The air filter cover is detached. Close the air filter cover securely (see page
25 (GB)).
No picture and no sound. Cable is disconnected. Check that the proper connections have been
made
(see pages 14 (GB) to 16 (GB)).
Wrong connection. Check that the proper connections have been
made
(see pages 14 (GB) to 16 (GB)).
Input selection is incorrect. Select the input source correctly using the INPUT
key
(see page 17 (GB)).
No picture or no sound. Either the picture or the sound is cut off. Press the MUTING keys to release the muting
function
(see page 17 (GB)).
No picture. The computer signal is not set to output
to external monitor. Set the computer signal to output to external
monitor
(see page 14 (GB)).
The computer signal is set to output to
both the LCD of the computer and
external monitor. Set the computer signal to output only to external
monitor
(see page 14 (GB)).
The picture is noisy. Noise may appear on the background
depending on the combination of the
numbers of dot input from the connector
and numbers of pixel on the LCD panel. Change the desktop pattern on the connected
computer.
When inputting sound through
INPUT A connector, sound
comes through one channel
only. Monaural sound is being input through
the INPUT A connector. Input stereo sound.
The picture input from the
INPUT A connector is too
bright. The 75-ohm termination switch on the
bottom of the VPL-PX1 is set to OFF. Set the 75-ohm termination switch to ON.
The picture from INPUT A
connector is colored strange. Setting for INPUT-A in the SET
SETTING menu is incorrect. Select RGB or COMPONENT for INPUT-A in the
SET SETTING menu according to the input signal
(see page 23 (GB)).
“Please check INPUT-A in
SET SETTING.” appears in
spite of inputting the correct
signal from INPUT A. Setting for INPUT-A in the SET
SETTING menu is incorrect. Select RGB or COMPONENT for INPUT-A in the
SET SETTING menu according to the input signal
(see page 23 (GB)).
On-screen display do not
appear. STATUS in the SET SETTING menu has
been set to OFF. Set STATUS in the SET SETTING menu to ON
(see page 23 (GB)).
Color balance is incorrect. Picture has not been adjusted properly. Adjust the picture (see pages 19 (GB) and 20
(GB)).
Projector is set to wrong color system. Set COLOR SYS in the PICTURE CTRL menu to
match the color system being input
(see page 20
(GB)).
The picture is too dark. Contrast or brightness has not been
adjusted properly. Adjust the contrast or brightness in the PICTURE
CTRL menu properly
(see page 20 (GB)).
The picture is not clear. Picture is out of focus. Adjust the focus (see page 17 (GB)).
Condensation has occurred on the lens. Leave the projector for about two hours with the
power on
(see page 28 (GB)).
Troubleshooting