Sima SVS-4D User Manual Page 15

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Trouble Shooting
Problem Solution
Power/Stand-by light does not
come on
Make sure power adapter is plugged into a working outlet.
Stand-by light is dim (normal in stand-by mode)
No video output Is power light on?
Is input light lit?
Make sure correct input is selected.
Make sure inputs and outputs are not reversed.
No audio output Is power light on?
Is input light lit?
Make sure correct input is selected.
Make sure inputs and outputs are not reversed.
No input is selected Push STANDBY button so unit is in the ON mode.
Picture is black and white Your TV is using both composite and S-Video inputs. Use
only one or the other to feed into the SVS-4D or into your
TV.
AIM does not detect device
when turned on
Is the video cable connected from the device to the SVS-4D?
Is the device producing a video picture. Some products do
not generate a video signal (just a blue screen) unless the
tape/DVD/etc. is actually playing.
Is AIM turned on?
Unit goes to standby after 5
seconds
Normal if there are no video inputs.
Either turn video input on or turn AIM off.
Volume seems to vary too
much between sources
Make sure Volume Stabilization is active.
Set Volume Stabilization to the 10:1 setting.
Video stays on when in stand-
by mode
Normal, however, audio is muted
IR remote does not work Replace batteries in remote.
Terms
Term Definition
composite video Standard video signal using RCA style jacks
compression Reduce the dynamic range of an audio signal by decreasing loud
signals and increasing soft signals.
db Short for decibels - Measure of relative sound levels . The
smaller change a human ear can hear is about 1 db.
dbv Measure of absolute voltages. 0 dbv is equal to .775 v rms. Most
consumer equipment operates at about -10 dbv.
expansion Increase the dynamic range of an audio signal by increasing loud
signals and decreasing soft signals
S-Video Video signal that separates the color signal from the brightness
signal and uses mini DIN connectors.
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