Routine Operation
3-116
SCM4000
Operator’s Guide/Tech Ref Manual
Note
Changes to Presets are not automatically saved.
Changes to Preset settings will be lost if the Preset
is recalled before Preset setting changes have
been saved.
To save Preset setting changes, go to step 19. To
recall PRBS bit error rate Preset settings
established prior to performing this procedure
without saving the latest changes, go to step 20.
19.
To save Preset setting changes, perform
. Procedure is complete.
20.
To recall Preset settings without saving the latest
changes, perform
“Recall Preset Settings” on page 3-
.
The procedure required to reset the Pseudo Random Bit
Sequence (PRBS) Bit Error Rate (BER) is contained in the
following steps.
1.
Verify the SCM4000 is powered up.
2.
Verify the Main Screen is displayed.
. If the Main Screen is not displayed, press the
ESC
key repeatedly until the Main Screen is
displayed.
Figure 3-327: Main Screen Menu - Typical
SCM4000
>> Demodulator
System Menu
3.
Press the Down arrow key, as required, to move the
>>
cursor to the
System Menu
option.
4.
Press the
SEL
key or Right arrow key and observe the
System Menu
.
Figure 3-328: System Menu - Typical
5.
Press the Up or Down arrow keys, as required, to
move the
>>
cursor to the
Preset Menu
option.
6.
Press the
SEL
or Right arrow key to select the
Preset
Menu
option.
Note
“
X
” indicated in the
Preset Menu
in the following
steps represents Presets
1
thru
9
. “
Preset #X
”
represents the Preset name.
7.
Observe the
Preset Menu
is displayed.
.
Figure 3-329: Preset Menu - Typical
System Menu
>> Preset Menu
Active Errors
Error Log
Preset Menu
* #X: Preset #X
Save Settings
Recall Preset
Summary of Contents for SCM4000
Page 2: ......
Page 14: ...Introduction 1 4 SCM4000 Operator s Guide This page intentionally left blank ...
Page 234: ...Repair 6 2 SCM4000 Technical Reference Manual This page intentionally left blank ...
Page 242: ...Theory of Operation 8 6 SCM4000 Technical Reference Manual This page intentionally left blank ...
Page 250: ...Glossary A 8 SCM4000 Operator s Guide Tech Ref Manual This page intentionally left blank ...
Page 274: ...Index 8 SCM4000 Technical Reference Manual This page intentionally left blank ...