
healingHHR787HDDigitalTerrestrialTwinTunerRecorderOperatingManual
TROUBLESHOOTING
Problem
Possible causes
What to do
The display on the front
panel does not light up
Power cord
is
not
connected
Check that the power cord
is plugged into power socket
No sound and no picture
The receiver is on
standby
Press the power key on the front
panel to switch on
The antenna cable
is disconnected
Check the antenna is properly
connected.
Program parameters are
set incorrectly
Reset to Defaults and re-scan.
No
signal when selecting
channels
No signal from cable
Repair or reinstall antenna.
Audio cable is not properly
connected or damaged.
Check the cable and repair or
replace.
System in MUTE mode
Press the MUTE key on the
remote to restore audio.
Audio volume turned
down to minimum.
Increase to a suitable level
Picture only, but no sound
Audio parameters are
wrong
Check Audio Setting
parameters are correct.
Video able not
properly
connected securely
Check cables and replace if
necessary.
Sound only, but no picture
System in radio mode
This is normal
Video and audio mismatch or
abnormal sound
Audio channel is not set
correctly
Select proper audio channel
Possibly
the VIDEO is
connected to the AUDIO
output.
Switch the leads.
Maybe it is dark program
material.
Normal, please wait.
Lock indicator lights up, but
program cannot display
Has no normal signal from
program provider
Normal. Contact with your
program-provider
Pictures are still or show
mosaic patterns.
Signal quality is poor
Check the antenna and cabling
against another receiver.
Natural light or Infra Red
light interference
Position receiver to minimize such
interferences.
Remote Control Unit does not
work
RCU batteries depleted
Insert fresh batteries
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