Nortel SONET AccessNode Manual page 91

Procedure 3-4 (continued)
Performing DS3 switching tests
Figure 3-4
Switching test setup
Note: If cross-connect is equipped, test both monitor and receive out jacks.
Test connectors are located on the upper rear section of the cross-connect.
Single mode
test cables
Out
In
TBM shelf
—continued—
AccessNode Site Testing Procedures 323-3001-221 Issue 2.0
Tributary and optical tests for VTBM rings 3-29
Variable optical
attenuator
In
Out
Transmission test set
Transmission test set
DS3
cross-connect
(if provided)
(see Note)
PC-15427
Optical power
meter
FW-15427
DS3
(Receiver)
DS3
(Transmitter)