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Dataprobe T-APS Standalone User Manual

Page 8

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V130201E

T-APS Users Manual

Page 8

8: SET BUILDOUT (USER)

T1Setting Selections: [ DSX1-1 DSX1-2 DSX1-3 DSX1-4 DSX1-5 -7.5dB -15dB -22dB ]

DSX1-1: 0 to 133 feet
DSX1-2: 133 to 266 feet
DSX1-3: 266 to 399 feet
DSX1-4: 399 to 533 feet
DSX1-5: 533 to 655 feet
-7.5dB CSU
-15dB CSU
-22dB CSU


E1 Setting Selections: [ 120Nor 120Hi ]

120 Nor:

120Ω Normal Return Loss.

120 Hi:

120Ω High Return Loss.

9: SET AUTOMATIC / MANUAL SWITCHING

Selections - [ AUTO MANUAL ]

AUTO: Once the bit error exceeds the preset threshold value or other connection

failures, the system will automatically switch from Active path to

Protection path.


MANUAL: No automatic switching will occur. Use the selection 5 to perform switching

A: SELECT ACTIVE PATH

Selections -

[ PATH-1 PATH-2

]

B: ENABLE LOOK-IN MODE

Selections [ ENABLE DISABLE ]

T-APS Master and Slave unit will do a checking function to the CPE signal before switching
from active path to the protection path.

Enable: T-APS will be enabled to check CPE signals. In the event of excessive bit errors
from the CPE side to T-APS, T-APS will not perform switching. Enable Look-In may increase
a few mili-second to the switching time.

Disable: T-APS will be disabled to check CPE signals. In the event of excessive bit errors from the CPE to T-
APS, T-APS will perform switching in all events including excessive bit errors from CPE side.




C: SET LCV ALARM RATIO

Set Line Code Violation Error Ratio

Selections:
1E-7 = 1 x 10

-7

5E-6 = 5 x 10

-6

1E-5 = 1 x 10

-5

1E-4 = 1 x 10

-4