Nortel SONET AccessNode Manual page 40

2-22 DS3 tests, STS-1 tests, and optical in-bay tests
Procedure 2-3 (continued)
Testing optical protection switching
Step
5
Setting up the DS3 transmission test set
6
Figure 2-2
DS3 or STS-1 transmission test set connections to the DSX-3/STS-1 cross-connect panel
Rx In
AccessNode Vol 3B 323-3001-221 Issue 2.0
Action
Using a second attenuated optical patch cord, repeat steps 1 through 4 for
the G2 OC-3/OC-12 interface circuit pack.
If you are
using a temporary DS3/STS mapper or STS-1
interface card
NOT using a temporary DS3/STS mapper or STS-1
interface card
Connect the DS3/STS-1 transmission test set to one DS3 or STS-1 circuit at
the cross-connect panel as shown in Figure 2-2 on page 2-22.
DS3/STS-1 transmission test set
If STS connections
are established
are not set up yet
TL
LS
M
O
IN
Tx Out
Legend:
—continued—
Then go to
step 7
step 6
FW-16202
DSX-3/STS-1 cross-connect panel
TL = Tracer lamp
LS = Local switch jack
M = Monitor coaxial jack
O = Output coaxial jack
In = Input coaxial jack
Then go to
step 8
step 7
PC-16202