Ricoh D117 - Page 1191

NCU Parameters
D649 134 SM
Address Function Unit Remarks
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.
6805E3
Voltage setting to detect off-hook
for voltage/DP detection for an
externally connected line.
0: Auto
1: Fixed V
Do not change these
settings
Here is a summary of the fixed voltage settings
(1: Fixed) for an externally connected line.
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
1 1 1 1 41.25 V