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Testing the complete configuration
146 Installing and Connecting the MDF and Telephones
Testing terminating trunk transmission
The terminating trunk transmission test provides for extension number access to 3 tone
sequences that can be used for trunk transmission testing from the distant end of the trunks. To
test terminating trunk transmission:
1. Type change system-parameters maintenance and press Enter and go to screen 2.
2. Under TERMINATING TRUNK TRANSMISSION TEST (Extension), type in 3 extension
numbers in the 3 fields provided:
Test Type 100:_______Test Type 102:_______Test Type 105:_______
Test type Test features
Test type
100
5.5 seconds of 1004 Hz tone at 0 dB
Quiet until disconnect; disconnect is forced after 1 minute
Test Type
102
9 seconds of 1004 Hz tone at 0 dB
1 second of silence
Cycle is repeated until disconnect, which is forced after
24 hours
Test Type
105
9 seconds of 1004 Hz tone at -16 dB
1 second of silence
9 seconds of 404 Hz tone at -16 dB
1 second of silence
9 seconds of 2804 Hz tone at -16 dB
30 seconds of silence
0.5 seconds of test progress tone (2225 Hz)
About 5 seconds of silence
Forced disconnect