Agilent Technologies OmniBER OTN Series Performance Verification Manual page 17

Verification.book Page 14 Monday, January 19, 2004 1:40 PM
1
Performance Tests
10 dB optical
attenuator to ensure
level is within receiver
input range
SONET/SDH Electrical
Loopback Cabling.
Figure 1 Self Test Loopback Connections
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Unbalanced Electrical Connections PDH/DSn 2-140 Mb/s and DS3
(Instruments with Option 012 only)
Use BNC cable P/N 15525A
• Connect 2-140 Mb/s DS3 Out (BNC) <> 2-140 Mb/s DS3 In
(BNC)
Balanced Electrical Connections 2M/DS1 (Instruments with
Option 012 only.)
Use Bantam cable P/N 15670A
• Connect 2M/DS1 Out <> 2M/DS1 In
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Optical loopback
patch cords are
option dependent
15 dB optical
attenuator to
ensure level is
within receiver
input range
iii
PDH/DSn Electrical
Loopback Cabling is only
required if Option 012 is
enabled.
Verification Manual