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Acceptance and Commissioning
µSDM-1RD / µSDM-1 / µSDM-1E IOM
7-4
Lightscape Networks Ltd. Proprietary
426006-2304-013-B1
7.4.4 Recovery Response to Received Signal
Reconnect the disconnected optical fiber and check that the laser recovery
takes no longer than 90 seconds.
7.5 Input Sensitivity Test
Connect an Attenuator between the optical input and output and measure the
values as displayed in Table
Table
7-2: Input sensitivity values
S1.1 (1310)
L1.2 (1550)
Minimum Sensitivity (10-
10 BER)
-33 dBm
-35 dBm
Maximum Power Input (10-
10 BER)
-7 dBm
-3 dBm
7.6 Lab Test
The lab test is designed to test the stability of the
µ
SDM-1. It is not intended for
specifications conformity and requires only basic equipment that is commonly used
in test facilities. The parameters that should be measured are BER and transmission
alarms.
7.6.1 Necessary Equipment
You will need the following equipment to perform this test:
♦
PDH Analyzer, with 120
Ω
balanced interfaces, HDB-3 line code and
2 Mbits/s rate.
♦
SDH Analyzer (optional) with optical interfaces.
♦
Cables (supplied by Lightscape Networks for the test).
7.6.2 Test Equipment Setup for a Single
µµµµ
SDM-1
1. Connect the
µ
SDM-1 to the SDH analyzer, using FC/PC optical patch cords.
The connection is point to point, i.e.,
µ
SDM-1 West aggregate out to SDH In,
µ
SDM-1 West aggregate in to SDH analyzer Out. If an SDH analyzer is not
available, then use a single patch cord to link West aggregate out to West
aggregate in (optical loopback). Set the SDH analyzer to 155 Mbit/s, “Out of
Service” mode and performance monitoring.
Содержание mSDM-1
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Страница 109: ...426006 2304 013 B1 Lightscape Networks Ltd Proprietary B 1 Packing List A typical SDM 1 packing list...
Страница 110: ...Packing List SDM 1RD SDM 1 SDM 1E IOM B 2 Lightscape Networks Ltd Proprietary 426006 2304 013 B1...
Страница 122: ...Connector Pin Outs SDM 1RD SDM 1 SDM 1E IOM C 12 Lightscape Networks Ltd Proprietary 426006 2304 013 B1...
Страница 132: ...Rack Installation Guidelines SDM 1RD SDM 1 SDM 1E IOM E 4 Lightscape Networks Ltd Proprietary 426006 2304 013 B1...