NCU Parameters
SM 145 D418
Fax Option
Type 9001
D418
Address Function Unit Remarks
changed to 30 s.
Change this bit to "1" if
communication errors
occur frequently during
V.17 reception.
Voltage setting to detect
off-hook for voltage/DP
detection for an externally
connected line.
0: Auto
1: Fixed V
Here is a summary of the fixed voltage settings (1:
Fixed) for an externally connected line.
Do not change these
settings
Bit 7 Bit 6 Bit 5 Bit 4
0 0 0 0 Not used
0 0 0 1 2.75 V
0 0 1 0 5.5 V
1 0 0 0 22 V
6805E3
1 1 1 1 41.25 V
0 RT=0 (Low)
Bit 1
1 RT=1 (High
0 RZ=0 (High)
6805E4
Bit 1 sets the level of
the call signal, Bit 3
sets the call signal
impedance
Bit 3
1
RZ=1
(Composite)
0 RT=0 (Low)
Bit 0
1 RT=1 (High
6805E5 Bit 0 sets the ring
detection method,
Bit 1 sets the ring
detection method
Bit 1 0 Use RDTP
If any setting is
changed, select a
setting that is higher
than the default setting.
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