Troubleshooting guidelines follow. If problems still occur after performing the
diagnostics, call the TRC for assistance as described in the Introduction.
The DCH receiver will
not power on
The remote control
does not work
There is no audio when
viewing cable channels
There is no audio from
the center and/or
surround speakers of a
home theater receiver
connected to the DCH
There is no video on
the TV screen
The DCH receiver may have received a software update and may not power on while
the 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.
Verify that the remote control is in "Cable" mode.
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.
Verify that the mute button on the DCH receiver or the remote control has not
been pressed. Press MUTE on the remote control to restore sound.
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.).
Not all Dolby Digital
programs feature full 5.1 surround sound. In some cases, the
programs may only contain left and right stereo audio.
Verify that the S/PDIF cable (coaxial or optical) is firmly connected to the
DCH receiver and the home theater receiver.
Verify that the home theater receiver is set to a surround sound audio mode
(Dolby Digital, Dolby Pro Logic II
Verify that the receiver is properly configured to work with all connected
Verify that the TV is powered on and set to the appropriate input source for
the DCH receiver.
Verify that the DCH receiver is powered on and tuned to an authorized cable
Verify that all video cables between the DCH receiver and the TV are firmly
, Dolby Pro Logic