Cisco ONS 15454 DWDM Installation And Operation Manual page 311

Chapter 4 Perform Node Acceptance Tests
b. Complete the
Create the OSC channels using the
c.
page
Step 6 Create a loopback on the OSC-CSM card by connecting the LINE TX port to the LINE RX port using a
patchcord and 10-dB bulk attenuator.
Caution Failure to use proper attenuation might damage equipment.
Wait 90 seconds, then in node view click the Alarms tab. Verify that the LOS alarm on the OSC-CSM
Step 7
card has cleared. The clearing of the LOS alarm indicates that the OSC link is active for this side of the
shelf.
Note
If the alarm clears, continue with
Remove the 10-dB bulk attenuator on the OSC-CSM LINE TX and LINE RX ports and reconnect
a.
using only the patchcord.
In node view, click the Alarms tab. If the LOS alarm on the OSC-CSM card clears, continue with
b.
Step
Display the OSC-CSM card in card view.
c.
Click the Provisioning > Optical Line > Optics Thresholds tabs.
d.
e. Under Types, click Alarm, then click Refresh.
Locate the Port 3 Power Failure Low parameter. Double-click the table cell and change the value to
f.
–30 dBm.
Locate the Port 6 Power Failure Low parameter. Double-click the table cell and change the value to
g.
–40 dBm.
Click Apply, and then Yes.
h.
In node view, click the Alarms tab. If the LOS alarm on the OSC-CSM card clears, continue with
i.
Step
If you are using a tunable laser, follow the manufacturer's instructions to complete the following steps.
Step 8
If you are using a TXP_MR_2.5G card, continue with
Set the output power to a nominal value, such as –3 dBm.
a.
Set the tuner to the wavelength under test, then continue with
b.
If you are using a TXP_MR_2.5G card, complete the
Step 9
Acceptance Testing" task on page 4-4
Table 4-1 on page
Step 10 Measure the TXP output power by connecting the TXP DWDM TX port to a test meter. Record the
results for future reference.
Connect the tunable laser transmitter or the TXP_MR_2.5G card DWDM TX port to the OPT-BST
Step 11
LINE RX port using a 10-dB bulk attenuator.
Failure to use proper attenuation might damage equipment.
Caution
September 2005
NTP-G47 Perform the Line Amplifier Node with OSCM and OSC-CSM Cards Acceptance Test
"NTP-G37 Run Automatic Node Setup" procedure on page
3-84.
An SDCC Termination Failure alarm will continue to appear due to the OSC signal loopback.
8. If not, continue with Step
21. If not, replace the OSC-CSM card.
4-4, if needed.
"NTP-G38 Provision OSC Terminations" procedure on
Step 8. If not, perform the following steps:
c.
Step
"DLP-G268 Provision TXP_MR_2.5G Cards for
for the TXP containing the wavelength you will test. Refer to
Cisco ONS 15454 DWDM Installation and Operations Guide, R6.0
3-83.
9.
Step 11.
4-31