Cisco Headend System Release 2.7 Guía De Instalación
Reset the Modulators
4013154 Rev C
79
Resetting the Modulators Through the Modulator Panel
When you reset the modulators, the modulators download their new code. Follow
these instructions to reset the modulators through the modulator panel.
1 Follow these instructions to record the Session Count, the Program Count, and
these instructions to reset the modulators through the modulator panel.
1 Follow these instructions to record the Session Count, the Program Count, and
the IP address of your modulators.
Note: Skip this step for any modulator that is used for video-on-demand (VOD).
a Press the Options button on the front panel until the Session Count total
Note: Skip this step for any modulator that is used for video-on-demand (VOD).
a Press the Options button on the front panel until the Session Count total
appears.
b Record the Session Count on a piece of paper.
c Press the Options button on the front panel until the Program Count total
c Press the Options button on the front panel until the Program Count total
appears.
d Record the Program Count on a piece of paper.
e Press the Options button on the front panel until the IP address appears.
f Record the IP address on a piece of paper.
g Repeat steps a) through f) for all of your QAM and MQAM modulators.
e Press the Options button on the front panel until the IP address appears.
f Record the IP address on a piece of paper.
g Repeat steps a) through f) for all of your QAM and MQAM modulators.
2 Choose one of the following options:
To reset an MQAM, GQAM, or GoQAM modulator, go to step 3.
To reset a QAM modulator, go to step 4.
3 To reset an MQAM, GQAM, or GoQAM modulator, follow these instructions.
a Press the Options button on the front panel until the Reset option appears.
b Follow the instructions that appear alongside the Reset option.
c Go to step 5.
b Follow the instructions that appear alongside the Reset option.
c Go to step 5.
4 To reset a QAM modulator, turn off the power switch on the back of the QAM
modulator, wait a few seconds, and then turn it back on.
5 Repeat steps 3 and 4 for up to three additional modulators, and then go to step 6.
Important! Never reset more than four modulators at once, or you may overload
the DNCS.
Note: In step 7, you will have the opportunity to reset additional modulators.
the DNCS.
Note: In step 7, you will have the opportunity to reset additional modulators.
6 Wait a few minutes and then from an xterm window on the DNCS, type ping
[IP address] and press Enter to ping each modulator you just reset. The ping
command displays a message similar to Device is alive when the modulator has
been reset.
Example: ping 172.16.4.4
command displays a message similar to Device is alive when the modulator has
been reset.
Example: ping 172.16.4.4
Note: It may take up to 5 minutes for each modulator to reset.
7 Do you have additional modulators to reset?
If yes, repeat steps 3 through 6 as many times as necessary until all of your
modulators have been reset, and then go to step 8.
modulators have been reset, and then go to step 8.
If no, go to step 8.