Quantum Data 881 - Manual (Page 429)

881/882 Video Test Generator User Guide (Rev A.22) 411
3. Select CEC item by pressing the adjacent soft key.
The CEC ping menu is presented.
4. Select logical address of the device you want to ping by incrementing or decrementing
the spot +/- keys.
The logical address value for the LA item will change. For example, if you want to ping
the device at logical address of 00 from a port that is connected to that port (e.g. CEC1
you would press the softkey adjacent to the
!PingCEC1 item.
A successful ping will result in an Acknowledged message. If the ping fails the message
“Failed” will appear.
To ping a CEC device under test through the command line:
1. Determine the logical and physical address of the device under test.
2. Enter the following command to check for continuity.
CEC1:MSGX 3 0 83 //request physical addr of device at addr 0
3. View the results by querying the message log.
CEC1:MSGX?
The following results would be returned.
0F 84 00 00 00
To ping a CEC device using the CEC Test image:
1. Press the Content key and select the CECTest1 , CECTest2 or CECTest3 image.
Alternatively, enter the following commands to load the CECTest image:
!PingCEC1
!PingCEC2 LA: 00
!PingCEC3
!PingCEC1
!PingCEC2 LA: 00
!PingCEC3
!PingCEC1
!PingCEC2 LA: 00
!PingCEC3
Acknowledged.