Troubleshooting guide, Iscellaneous – Sylvania 6637LCT A User Manual

Page 32

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32

EN

TROUBLESHOOTING GUIDE

Before calling for service, please refer to the following information.

Symptom

Remedy

No power

No picture or sound

No color

Sound OK, picture poor

Picture distorted

Weak picture

Lines or streaks in picture

Picture blurred

Ghosts in picture

Bars on screen

• Be sure the power cord is connected to outlet.
• If a power failure occurs, unplug the power cord for 30 minutes

to allow the unit to reset itself.

• Check if the power is on.
• Check the outlet connection.
• Check the antenna or cable connection to the main unit.
• When the outside antenna is used, check the wire condition and

connection.

• View other TV channels. The problem might be limited to the

broadcasting station.

• Turn off the power and wait for about 1 minute, then turn it on

again.

• Check the antenna or cable connection to the main unit.
• When the outside antenna is used, check the wire condition and

connection.

• View other TV channels. The problem might be limited to the

broadcasting station.

• Adjust the Color in the setup screen.

• Check the antenna or cable connection to the main unit.
• When the outside antenna is used, check the wire condition and

connection.

• Electrical interference from nearby appliances may affect picture

quality.

• Adjust Contrast and Brightness in the setup screen.
• View other TV channels. The problem might be limited to the

broadcasting station.

• When the outside antenna is used, check the wire condition and

connection.

• View other TV channels. The problem might be limited to the

broadcasting station.

• Check the antenna or cable connection to the main unit.
• When the outside antenna is used, check the wire condition and

connection.

• Adjust Contrast and Brightness in the setup screen.
• View other TV channels. The problem might be limited to the

broadcasting station.

• When the outside antenna is used, check the wire condition and

connection.

• Electrical interference from nearby appliances may affect picture

quality.

• View other TV channels. The problem might be limited to the

broadcasting station.

• When the outside antenna is used, check the wire condition and

connection.

• View other TV channels. The problem might be limited to the

broadcasting station.

• Check the antenna or cable connection to the main unit.
• When the outside antenna is used, check the wire condition and

connection.

• Electrical interference from nearby appliances may affect picture

quality.

• View other TV channels. The problem might be limited to the

broadcasting station.

• When the outside antenna is used, check the wire condition and

connection.

• Electrical interference from nearby appliances may affect picture

quality.

M

ISCELLANEOUS

L5007UH_EN.qx4 06.9.28 11:38 AM Page 32

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