SMS-7000 Modem Protection Switch
Operation
Rev. 3
3–21
3.4.6
System Status Switching Menu
Refer to Figure 3-8.
MOD mmmmmmmm Byxn Bzxn
DMD dddddddd Byxn Bzxn
Status window.
Displays summary of active prime Mods and online backup Mods on
Line 1.
Displays summary of active prime Demods and online backup Demods
on Line 2.
If a prime or backup Mod/Demod is faulted, an “F” alternates with
Mod/Demod n # on display.
Where:
Mmmmmmmm = 1 through 8 active prime Mods/Demods.
– = Not active.
y = 1 backup Mod/Demod.
z = 2 backup Mod/Demod.
x = – if backup Mod/Demod is not online or HOT STANDBY.
x = -> indicates prime Mod/Demod being backed up.
x is blinking '–' indicates = transition to HOT STANDBY mode.
x is blinking '– >' indicates = Mod/Demod Backup operation in
process.
MOD mmmmmmmm
By xxxxx n Bz xxxxx n
Status window.
One location for each active prime.
(mmmmmmmm = 1 through 8.)
'–' = if inactive.
y = 1 backup Mod.
z = 2 backup Mod.
xxxxx = Condition of backup with respect to channel n: “STDBY” or
“BCKUP”.
(flashing if in process).
n = Channel # for prime modem.
DEMOD dddddddd
By xxxxx n Bz xxxxx n
Status window.
One location for each active prime.
(dddddddd =1 through 8.)
'–' = if inactive.
y = 1 backup Demod.
z = 2 backup Demod.
xxxxx = Condition of backup with respect to channel n: “STDBY” or
“BCKUP”.
(flashing if in process).
n = Channel #.
Содержание SMS-7000
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Страница 106: ...Theory of Operation SMS 7000 Modem Protection Switch 4 2 Rev 3 Figure 4 1 IF Switch Block Diagram...
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Страница 142: ...M 2000 Multiplexer Utilization SMS 7000 Modem Protection Switch B 4 Rev 3 This page is intentionally left blank...
Страница 148: ...2114 WEST 7TH STREET TEMPE ARIZONA 85281 USA 480 333 2200 PHONE 480 333 2161 FAX...