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Troubleshooting
6
Troubleshooting guidelines follow. If problems still occur after performing the
diagnostics, call the TRC for assistance as described in the Introduction.
Problem
The DCX3501-M 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
DCX3501-M
High-Definition DVR DCX3501-M • Installation Manual
365-095-16528-x.2
Possible Solution
The DCX3501-M 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 DCX3501-M and an AC outlet.
•
Unplug the DCX3501-M from the AC outlet, plug it back in, and then press the
POWER button.
If the DCX3501-M is connected to a switched outlet on another unit, verify that
•
that unit is powered on. Unplug the power cord from the DCX3501-M'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 DCX3501-M's front panel instead of the
•
remote
Verify that the remote control is in Cable mode.
Verify that there are no obstructions between the remote control and the
DCX3501-M. Aim the remote control directly at the DCX3501-M front panel, not
the TV or VCR.
The angle between the remote control and the DCX3501-M may be too large.
Stand in front of the DCX3501-M 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 DCX3501-M front panel.
•
• Check the batteries in the remote control. Install new batteries if needed.
Verify that the mute button on the DCX3501-M or the remote control has not been
pressed. Press mute on the remote control to restore sound.
If the DCX3501-M audio output is connected to the TV, verify that the mute
•
button on the TV has not been pressed.
•
If the DCX3501-M 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 DCX3501-M and
•
the audio playback device (TV, receiver, DVD player, etc.).
Not all programs feature full Dolby Digital [5.1] or Dolby Digital Plus [7.1] 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
•
DCX3501-M and the home theater receiver.
Verify that the home theater receiver is set to a surround sound audio mode
•
®
(Dolby Pro Logic
, Dolby Pro Logic II
Verify that the receiver is properly configured to work with all connected
•
speakers.
Troubleshooting
®
®
, Dolby Pro Logic IIx
).
B
89
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