Chapter 4 Troubleshooting - Motorola DSR-4550 Operator's Manual

Before contacting the Hotline, review Table 4-1 for problems and suggested solutions.
Table 4-1: Troubleshooting Solutions
Problem
LCD blank, no LEDs lit
LEDs illuminate, but LCD is
blank or too dark to read
No picture, no level
indication
Poor audio quality or low
audio level
No video or Bypass Video
is present
No audio or Bypass Audio
is present
Will not acquire
Incorrect language displays
for subtitles
Incorrect Audio language
DSR-4550
Possible Cause
No power to unit.
LCD contrast out of
adjustment
No LNB signal port
Audio levels
incorrect
Unit is in bypass
mode
Unit is in bypass
mode
Port not configured
Wrong language
setting
Wrong language
setting
Troubleshooting
Solution
Plug in the unit
Adjust LCD contrast
Connect LNB coax
Adjust audio levels
Change to an available
channel
Change to an available
channel
Check port configuration and
manual frequency tune
Check subtitle language
settings
Check audio language
settings
4
Reference
See how to set the
Contrast Field on
page 31.
See "Connecting the
DSR-4550" on page 5.
See "Audio1 Gain and
Audio2 Gain Menus" on
page 26.
See "Channel Menus"
on page 37.
See "Channel Menus"
on page 37.
See "Port Config Menu"
on page 24.
See "Text Lang Menu"
on page 43.
See "Aud1Lang,
Aud2Lang Menus" on
page 41.
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