Routine Operation
3-94
SCM4000
Operator’s Guide/Tech Ref Manual
Note
Pressing the
SEL
key when the
*
cursor is
displayed will lock the display to allow you to
monitor bit rate changes as they occur. To unlock
the display, press the
ESC
key.
16.
Observe the current bit rate is displayed.
17.
Go to step 24.
18.
Press the Down arrow to move the cursor to the
Eth Y
option required. Observe the cursor changes to a
>>
cursor.
19.
Press the
SEL
key or Right arrow key to select the
Eth
Y
option and observe the cursor changes to a
>
cursor.
20.
Press the Up or Down arrow keys, as required, to
move the
>
cursor to the
Rate:
option.
.
Figure 3-253: Ethernet Enable Menu - Typical
21.
Press the
SEL
key or Right arrow key to select the
Rate:
option and observe the
>
cursor changes to a
!
cursor.
22.
Press the Up, Down, Left, or Right arrow keys, as
required, to select the bit rate required. The bit rate
range is from 0.0 to 90.0Mb/s (12.5Mb/s
recommended).
23.
Press the
SEL
key and observe the
!
cursor changes
to a
>
cursor.
Eth 1
> Eth EN: On
Rate: 12.5Mb/s
LIU Rate: 10Mb
24.
Press the
ESC
key repeatedly until the Main Screen is
displayed.
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 25. To
recall Ethernet bit rate Preset settings established
prior to performing this procedure without saving
the latest changes, go to step 26.
25.
To save Preset setting changes, perform
. Procedure is complete.
26.
To recall Preset settings without saving the latest
changes, perform
“Recall Preset Settings” on page 3-
.
Monitor/Change Ethernet LIU Rate
The procedure required to monitor or change the Ethernet Line
Interface Unit (LIU) bit rate setting of
10MB
,
100MB
, or
Auto
(
Auto
recommended) is contained in the following steps. This
procedure may only be performed for SCM4000 Data Channel 1
thru 4 options that have been factory set for Eth 1 or Eth 2.
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.
Содержание SCM4000
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