AMERITECH AM8a Instruction Manual page 23

Pcm/vf call analyzer
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Front Panel Operation
k
is SLC®96 II Looping Test
l
is SLC®96 II Activity Update Request LDS to RT
m is SLC®96 II Idle/Trunk De-assignment update (E & M circuit)
n
is SLC®96 II COT Trunk De-assignment
P
indicates the detection of reverse polarity on the line pair. This is used on Loop
circuits to indicate answer supervision. It will also indicate the detection of a
Delay START SIGNAL if EXPECTED or a Wink if the Wink duration exceeds
999ms.
00:01.325
p
appears after the polarity reversal has been removed. The analysis line will
display the time answer supervision was removed.
00:05.398
R
appears when ringing is detected.
00:03.332
r
will appear when the ring voltage is removed.
00.05.430
T
appears when the AM8a detects a single tone.
00:10.209
t
will appear when the single tone is removed.
00:25.998
W will appear when a "WINK" is detected or generated.
00:00.355
X
indicates the beginning of a Call Progress Tone. A call progress tone consists of a
dual tone detected which does not meet the frequency requirements of tone
dialing. This includes Dialtone, Line busy, Reorder, and Ringback.
00:00.285
00:00.316
February 10, 2000
(18-0037)
Supervision Begin
Supervision End
Ring Begin
101.2 v 20.5 Hz
Ring End
Tone Begin
Tone End -13dBm
1004Hz
Wink
250ms
Call Progress Begin
Dial Tone Begin
1-6
AM8a Instruction Manual
0037-S01.L_

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