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Non DTS
MODE 044
Bit
Feature
7
Select threshold value
for RTN sending error
trace.
6
Process TCF sending
specially.
5
Select T1 timer.
4
Select T4 timer. (for line
delay)
3
Take an action for
communication error
from overseas.
2
Take an action for
communication error
from overseas.
1
Process RTN RX failure.
0
Retrain V. 34 control
channel.
Factory setting bit : 1 0 1 0 0 0 0 0 (Hex : A0)
DTS
Factory setting bit : 1 0 0 0 0 0 0 0 (Hex : 80)
Logic
Meaning
0
32 lines or
more
1
64 lines or
more
0
1
0
30 sec *1
1
60 sec *2
0
1
0
1
0
1
0
1
0
1
S-61
Specifies # of error lines as
reference of sending RTN:
• "32 lines or more":
• MCF if error lines are 0 - 31
RTN if error lines are 32 or more
• "64 lines or more":
MCF if error lines are 0 - 31
RTP if error lines are 32 to 63
RTN if error lines are 64 or more
No
Yes
*1: Initial value for non DTS.
*2: Initial value for DTS.
3 sec
4.5 sec
No
Select "No" unless bad line is
experienced.
Yes
No
Select "No" unless bad line is
experienced.
Yes
No
(discard as error)
Yes
(not as error)
No
(discard as error)
Yes
(not as error)
Description
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