Appendix

Problem

Possible Solution

• No picture

• Is connection to other components correct? Page 12

Is the correct input selected? Page 16

Is “On” selected in “Audio Only”? Page 25

If the PC image is not displayed, check the following:

-When connecting a laptop PC to the TV, check that display output mode of the PC is set to external monitor.

-Check the resolution setting on the PC. Is a non-compatible signal being input?

“PC Compatibility Chart” below

• Picture quality of HD programs is

• To enjoy HD images from external equipment, you are required to set up HDMI

poor.

connection or component connection.

If the program content is not of HD quality, HD images cannot be displayed. Check that the program you are viewing provides HD images.

The HD cable/satellite set-top box may need to be confi gured to output HD images via cable/satellite.

The cable/satellite broadcast may not support a signal resolution of 1080p.

The TV sometimes makes a • This is not a malfunction. This happens when the cabinet slightly expands and

cracking sound.

contracts according to change in temperature. This does not affect the TV's

 

performance.

Troubleshooting - Error Message

 

 

The example of an error message

Possible Solution

displayed on a screen

 

 

 

• Failed to receive broadcast.

• Check the antenna cable. Check that the antenna is correctly setup.

 

 

PC Compatibility Chart

It is necessary to set the PC correctly to display XGA and WXGA signal.

PC

Resolution

Horizontal Frequency

Vertical Frequency

VESA Standard

 

 

720 x 400

31.5 kHz

70 Hz

 

 

 

 

VGA

 

31.5 kHz

60 Hz

 

O

 

640 x 480

37.9 kHz

72 Hz

 

O

 

 

 

 

 

 

37.5 kHz

75 Hz

 

O

 

 

 

35.1 kHz

56 Hz

 

O

 

SVGA

800 x 600

37.9 kHz

60 Hz

 

O

PC

48.1 kHz

72 Hz

 

O

 

 

 

 

 

46.9 kHz

75 Hz

 

O

 

 

 

 

 

 

 

48.4 kHz

60 Hz

 

O

 

XGA

1024 x 768

56.5 kHz

70 Hz

 

O

 

 

 

60.0 kHz

75 Hz

 

O

 

WXGA

1360 x 768

47.7 kHz

60 Hz

 

O

 

SXGA

1280 x 1024

64.0 kHz

60 Hz

 

O

 

1080p

1920 x 1080

67.5 kHz

60 Hz

 

 

 

 

 

 

 

VGA and XGA are registered trademarks of International Business Machines Corp.

CLEARING THE SECRET NUMBER

If you forget the secret number, clear the secret number using the following procedure.

1Select “Parental CTRL” on the Setup menu to display the secret number screen. (For operating the on- screen display menu, see page 18.)

2Press and hold both CHUand VOLk on the TV simultaneously until the message appears on the screen.

The secret number is

.

• As a precautionary measure, make a note of your secret number above, and keep it in a safe place.

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Sharp LC-60LE630U operation manual Troubleshooting Error Message, PC Compatibility Chart, Appendix, Secret number is