Dynex DX-R27TV, User Manual

Troubleshooting

15

Troubleshooting

Use the following checklist for troubleshooting when you have problems 
with your television. Consult your local dealer or service outlet if 
problems persist. Be sure all connections are properly made when using 
with other units.

Legal notices
Regulatory statements

Federal Communications Commission 
Radio Frequency Interference Statement

This equipment has been tested and found to comply with the limits for 
a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits 
are designed to provide reasonable protection against harmful 
interference in a residential installation. This equipment generates, uses, 
and can radiate radio frequency energy and, if not installed and used in 
accordance with the instructions, may cause harmful interference to 
radio communications. However, there is no guarantee that interference 
will not occur in a particular installation. If this equipment does cause 
harmful interference to radio or television reception, which can be 
determined by turning the equipment off and on, the user is encouraged 
to try to correct the interference by one or more of the following 
measures:

• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment to an outlet on a circuit different from that 

to which the receiver is connected.

• Consult the dealer or an experienced radio or television technician 

for help.

Caution: 

Any changes or modifications not expressly approved by the 

party responsible for compliance could void the user’s authority to 
operate the equipment.

Canadian Notice

This Class B digital apparatus meets all requirements of the Canadian 
Interference-Causing Equipment Regulations.

Copyright

© 2007 Dynex. DYNEX and the DYNEX logo are trademarks of Best Buy 
Enterprise Services, Inc. Other brands and product names are trademarks 
or registered trademarks of their respective holders. Specifications and 
features are subject to change without notice or obligation.
For service and support call (800) 305-2204.

Problem

Solution

Television does not 
operate.

• Make sure the power cord is plugged in.
• Try another AC outlet.
• Power is off. Check fuse or circuit breaker.
• Unplug television for an hour, then plug it back in.

Poor sound or no 
sound.

• Station or cable experiencing problems. Tune to 

another station.

• Check sound adjustments (volume and mute).
• Check for sources of possible interference.

Poor picture or no 
picture.

• Station or cable experiencing problems. Tune to 

another station.

• Make sure channels are set into memory.
• Check antenna or cable connections. Adjust the 

antenna.

• Check for sources of possible interference.
• Check picture control adjustments.

Poor reception on 
some channels.

• Station or cable experiencing problems. Tune to 

another station.

• Make sure channels are set into memory.
• Station is weak. Adjust the antenna to receive the 

desired station.

• Check for sources of possible interference.

Poor color or no 
color.

• Station or cable experiencing problems. Tune to 

another station.

• Make sure channels are set into memory.
• Check picture control adjustments.
• Check antenna or cable connections. Adjust the 

antenna.

• Check for sources of possible interference.

Picture wobbles or 
drifts.

• Station or cable experiencing problems. Tune to 

another station.

• Make sure channels are set into memory.
• Cable company is scrambling signal.
• Adjust antenna.

Digital 
broadcasting 
screen problem.

• Check digital signal strength.

No CATV reception.

• Check all cable connections.
• Set 

TV/CABLE

 menu option to the 

CABLE

 mode.

• Station or cable system problems. Try another 

station.

Horizontal or 
diagonal bars on 
screen.

• Check antenna connections.
• Adjust or re-direct antenna.
• Check for sources of possible interference.

No reception above 
channel 13.

• Make sure the 

TV/CABLE

 menu option is in the 

appropriate mode.

• If using an antenna, check the UHF antenna 

connections.

No remote 
operation.

• Batteries are weak, dead, or inserted incorrectly.
• Remote is out of range. Move closer to television 

(within 15 feet).

• Make sure the remote is aimed at the sensor.
• Confirm there are no obstructions between the 

remote and the television.

• Make sure the power cord is plugged in.

Television shuts off.

• No broadcast on tuned station.
• Sleep timer is set.
• Power interrupted.

Closed Caption is 
not activated.

• Television station experiencing problems or 

program is not closed captioned. Try another 
channel.

• Check cable connection or VHF/UHF antenna. 

Reposition or rotate antenna.

• Set closed caption decoder in the menu.

Display is not 
shown in your 
language.

• Select correct language in the menu options.