Address Function Unit Remarks
6805BD
Modem turn-on level (incoming signal
detection level)
-37-0.5N
(dBm)
6805BE to
6805C6
Not used - Do not change the settings.
6805C7
Bits 0 to 3 – Not used
Bit 4 = V.34 protocol dump 0: Simple, 1: Detailed (default)
Bits 5 to 7 – Not used.
6805C8 to
6805D9
Not used - Do not change the settings.
6805DA T.30 T1 timer 1 s
6805E0 bit
3
Maximum wait time for post message
0: 12 s
1: 30 s
1: Maximum wait time for
post message (EOP/EOM/
MPS) can be changed to
30 s.
Change this bit to "1" if
communication errors occur
frequently during V.17
reception.
6805E4
Bit 2 sets the level of
the call signal, Bit 3
sets the call signal
impedance
Bit 2
0 RT=0 (Low)
-
1 RT=1 (High)
Bit 3
0 RZ=0 (High)
1
RZ=1
(Composite)
6805E5
Bit 0 sets the ring
detection method, Bit
1 sets the ring
detection method
when fixed.
Bit 0
0 Auto
If any setting is changed,
select a setting that is higher
than the default setting.
1 Fixed
Bit 1
0 Use RDTP
1 Use RDTN
Bits 2 to 7: Not used
NOTES
NCU Parameters
257
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