5 TROUBLESHOOTING
Troubleshooting guidelines follow. If problems still occur after performing the diagnostics, call the TRC for assistance as described in the Introduction.
Problem | Possible Solution | |
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| |
The DCH receiver will | The DCH receiver may have received a software update and may not power on while the | |
not power on | new software is being installed. Try again in a few minutes. | |
| • Verify that the AC power cord is connected to the DCH receiver and an AC | |
| outlet. Unplug the DCH receiver from the AC outlet, plug it back in, and then | |
| press the POWER button. | |
| • If the DCH receiver is connected to a switched outlet on another unit, verify that | |
| that unit is powered on. Unplug the power cord from the DCH receiver’s AC | |
| outlet, plug it back it in, and then press the POWER button. It is recommended | |
| to use an unswitched outlet, if possible. | |
| • Press the POWER button on the DCH receiver’s front panel instead of the | |
| remote control. The batteries in the remote control may be depleted. | |
|
| |
The remote control | • Verify that the remote control is in “Cable” mode. | |
does not work | • Verify that there are no obstructions between the remote control and the DCH | |
| ||
| receiver. Aim the remote control directly at the DCH receiver front panel, not the | |
| TV or VCR. | |
| The angle between the remote control and the DCH receiver may be too large. Stand in | |
| front of the DCH receiver and not too far to either side. | |
| • Press and release operation keys one at a time, firmly and deliberately. | |
| • Try changing channels using the buttons on the DCH receiver front panel. | |
| • Check the batteries in the remote control. Install new batteries if needed. | |
|
| |
There is no audio | • Verify that the mute button on the DCH receiver or the remote control has not | |
when viewing cable | been pressed. Press MUTE on the remote control to restore sound. | |
channels | • If the DCH receiver audio output is connected to the TV, verify that the mute | |
| ||
| button on the TV has not been pressed. | |
| • If the DCH receiver audio output is connected to a home theater receiver, verify | |
| that the receiver is set to the appropriate input source and the mute button on | |
| the receiver has not been pressed. | |
| • Verify that you have the correct cables for the audio connections. | |
| • Verify that the audio cables are firmly connected between the DCH receiver and | |
| the audio playback device (TV, receiver, DVD player, etc.). | |
|
| |
There is no audio from | Not all Dolby® Digital programs feature full 5.1 surround sound. In some cases, the | |
the center and/or | programs may only contain left and right stereo audio. | |
surround speakers of | • Verify that the S/PDIF cable (coaxial or optical) is firmly connected to the DCH | |
a home theater | ||
receiver and the home theater receiver. | ||
receiver connected to | ||
• Verify that the home theater receiver is set to a surround sound audio mode | ||
the DCH receiver | ||
(Dolby Digital, Dolby Pro Logic II®, Dolby Pro Logic®). | ||
| ||
| • Verify that the receiver is properly configured to work with all connected | |
| speakers. | |
|
| |
There is no video on | • Verify that the TV is powered on and set to the appropriate input source for the | |
the TV screen | DCH receiver. | |
| • Verify that the DCH receiver is powered on and tuned to an authorized cable | |
| channel. | |
| • Verify that all video cables between the DCH receiver and the TV are firmly |
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