Microwave Radio Communications SCM4000, Техническое справочное руководство

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Routine Operation 3-93 SCM4000 Operator’s Guide/Tech Ref Manual
Figure 3-249: Preset Menu - Typical
8. Press the Up or Down arrow keys, as required, to
move the cursor to the
Recall Preset option. Observe
the cursor changes to a > cursor.
9. Press the SEL or Right arrow key and observe the
Recall Preset option changes to #X: Preset #X , as
shown in Figure 3-250 , and the > cursor changes to a
! cursor.
Figure 3-250: Recall Preset Option
10. Press the Up, Down, Left, or Right arrow keys to select
Preset
1 thru 9 , as required, and press the SEL key.
11. Press the ESC key repeatedly until the Main Screen is
displayed.
12. Press the Up or Down arrow keys, as required, to
move the
>> cursor to the Demodulator option.
13. Press the SEL key or Right arrow key and observe the
Demodulator menu is displayed. See Figure 3-251 .
Preset Menu
* #X: Preset #X
Save Settings
Recall Preset
Preset Menu
! #X: Preset #X
Save Settings
Figure 3-251: Demodulator Menu - Typical
Note In the following steps, “ Data ChX ” represents Data
Ch1 thru Data Ch4 and “ Eth Y ” represents Eth 1
or Eth 2 .
14. Press the Up or Down arrow keys, as required, to
move the cursor to the
Data ChX: option required.
See Figure 3-252 .
Figure 3-252: Data Channel Menu - Typical
Note To monitor the bit rate only, go to step 15.
To change the bit rate, go to step 18.
15. Press the Down Arrow key, as required, to move the
cursor to the
Rate: option. Observe the cursor
changes to a * cursor.
Demodulator
> SR: 10.0MS/s
Mod Type: 16QAM
SNR: 30.3dB
Demodulator
* Data ChX
Eth Y
Rate: 12.5Mb/s