Sony IFU-HS1, Service Manual

Page: 26 / 144

1-18
VPL-HS1
GB
34
Troubleshooting
Other
s
Others
This section describes how to solve the problems, how to
replace a lamp and air filter, etc.
Troubleshooting
Symptom Cause and Remedy
The power is not turned on. • The power has been turned off and on with the @ / 1 (on/standby) switch at a
short interval.
c
Wait for about one minute before turning on the power (
1
page 15).
• The lamp cover is detached.
c
Close the lamp cover securely (
1
page 38).
• The air filter cover is detached.
c Close the air filter cover securely ( 1 page 39).
No picture. • Cable is disconnected or the connections are wrong.
c
Check that the proper connections have been made (
1
pages 8 and 9).
• Input selection is incorrect.
c Select the input source correctly using the INPUT button ( 1 page 15).
• The computer signal is not set to output to an external monitor.
c
Set the computer signal to output to an external monitor.
• The computer signal is set to output to both the LCD of the computer and
external monitor.
c
Set the computer signal to output only to the external monitor.
The picture from the PJ MULTI
connector is colored strange. • Setting for INPUT-A in the SET SETTING menu is incorrect.
c Select COMPUTER, COMPONENT or VIDEO GBR for INPUT-A in the
SET SETTING
menu according to the input signal (
1
page 20).
Color balance is incorrect. • Picture has not been adjusted properly.
c Adjust the picture in the PICTURE CTRL menu ( 1 page 19).
• Projector is set to wrong color system.
c
Set COLOR SYS in the PICTURE CTRL menu to match the color
system being input (
1
page 19).
The picture is too dark. • Contrast or brightness has not been adjusted properly.
c
Adjust the contrast or brightness in the PICTURE CTRL menu properly
(
1
page 19).
The picture is not clear. • Picture is out of focus.
c Adjust the focus with the focus lever ( 1 page 15).
• The lens cap is attached to the lens.
c
Remove the lens cap.
• Condensation has occurred on the lens.
c
Leave the projector for about two hours with the power on.
35
GB
Troubleshooting
Other
s
The picture flickers. • DOT PHASE in the INPUT SETTING menu has not been adjusted
properly.
c Adjust DOT PHASE in the INPUT SETTING menu properly ( 1 page
19).
On-screen display does not appear. • STATUS in the SET SETTING menu is set to OFF.
c
Set STATUS in the SET SETTING menu to ON (
1
page 20).
No sound. • Cable is disconnected or the connections are wrong.
c Check that the proper connections have been made ( 1 pages 8 and 9).
• VOLUME setting is not correct.
c
Adjust VOLUME in the PICTURE CTRL menu, or press on
the remote control.
When sound is input through the
AUDIO connector, sound comes
through one channel only. • Monaural sound is being input through the AUDIO connector.
c
Input stereo sound.
The remote control does not work. • Batteries cound be weak.
c
Replace the batteries (
1
page 5).
• The polarity is not correct.
c
Insert the batteries with correct polarities (
1
page 5).
The “Memory Stick” cannot be inserted
into the “Memory Stick” slot. • The “Memory Stick” is not facing in the correct direction.
c
Insert the “Memory Stick” with the arrow mark pointing toward the “Memory
Stick” slot of the projector.
A still picture in the “Memory Stick”
cannot be rotated or deleted. • The write-protect tab on the “Memory Stick” has been set to LOCK.
c Cancel the lock ( 1 page 22).
• The picture is protected.
c
Release the protect in the Index screen (
1
page 29).
The “Memory Stick” cannot be
formatted. • The write-protect tab on the “Memory Stick” has been set to LOCK.
c Cancel the lock ( 1 page 22).
• The “Memory Stick” is broken.
c
Use another “Memory Stick”.
When the slide show is made, the MS
flashes. • Pictures with different resolutions are used for the slide show.
c Set STATUS of the SET SETTING menu to OFF ( 1 page 20).
When the slide show is made, a black
picture appears. • When pictures with different resolutions are used, a black picture appears.
c
Set the resolution of the pictures to the same setting.
The thumbnails are not displayed. • The pictures are the JPEG format but not DCF-compatible.
c Use the DCF-compatible pictures.
Symptom Cause and Remedy