EchoStar 4 - Manual (Page 13)

Using the TV/SAT Switch to Switch Between Satellites
- Optional
If you are unable to switch between satellites using the IRD
remote control, you can use the optional TV/SAT Switch (see
Figure 2-3) to easily select between Satellite A and Satellite B.
TV/SAT Switch Controls and Indicators
The Select button is used for all operator controls. The TV/SAT
Switch also has three LED indicators that show its current status.
Table 2-1 explains the function of each indicator.
Indicator Status Meaning
Sat A Blinking green Wait – Searching for satellite
Solid green Tracking Satellite A
Error Blinking red System problem – Refer to
Section 3, “Troubleshooting,”
to find the possible cause
Sat B Blinking green Wait – Searching for satellite
Solid green Tracking Satellite B
Connecting the TV/SAT Switch
To use the TV/SAT Switch, you must first connect it to the
TracVision system.
1. Connect the TV/SAT Switch’s data cable to the
maintenance port on the switchplate (see
Figure 2-4).
2. The Sat A and Sat B indicators blink while the
system initializes.
3. Either the Sat A or Sat B indicator will turn solid
green, denoting which satellite is currently being
tracked.
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TracVision 4 User’s Guide
Sat A Error
Other Indicators:
• Both blinking
green: initializing
• Error light
blinking red:
system problem
Changing Satellites:
1. Push Select button
2. Wait while Sat A or
B blinks green
3. Ready when Sat A
or Sat B stays
solid green
Sat B
Select
Figure 2-3
TV/SAT Switch
Maintenance Port
(DB9 Connector)
Figure 2-4
Switchplate Maintenance Port
Table 2-1
TV/SAT Switch LED Indicators