Motorola DSR-4550, Руководство оператора, Страница: 73 / 98

DSR-4550 63
4
Troubleshooting
Before contacting the Hotline, review Table 4-1 for problems and suggested solutions.
Table 4-1: Troubleshooting Solutions
Problem Possible Cause Solution Reference
LCD blank, no LEDs lit No power to unit. Plug in the unit
LEDs illuminate, but LCD is
blank or too dark to read LCD contrast out of
adjustment Adjust LCD contrast See how to set the
Contrast Field on
page 31.
No picture, no level
indication No LNB signal port Connect LNB coax See "Connecting the
DSR-4550" on page 5.
Poor audio quality or low
audio level Audio levels
incorrect Adjust audio levels See "Audio1 Gain and
Audio2 Gain Menus" on
page 26.
No video or Bypass Video
is present Unit is in bypass
mode Change to an available
channel See "Channel Menus"
on page 37.
No audio or Bypass Audio
is present Unit is in bypass
mode Change to an available
channel See "Channel Menus"
on page 37.
Will not acquire Port not configured Check port configuration and
manual frequency tune See "Port Config Menu"
on page 24.
Incorrect language displays
for subtitles Wrong language
setting Check subtitle language
settings See "Text Lang Menu"
on page 43.
Incorrect Audio language Wrong language
setting Check audio language
settings See "Aud1Lang,
Aud2Lang Menus" on
page 41.