Ricoh Aficio 270 - Page 751

ISDN Unit
A895
BIT SWITCHES
SM 2-11 A265/A267
Parameter Switch 02
No. FUNCTION COMMENTS
0
1
Data rate (kbps)
Bit10Setting
0 0 64 kbps
0 1 56 kbps
Other settings: Not used
2-3
Not used Do not change the default settings.
4
5
Transmission mode
Bit54Mode
00CS
Other settings: Not used
6-7
Not used Do not change the default settings.
Parameter Switch 03
No. FUNCTION COMMENTS
0
Link modulus
0:
8
1:
128
This setting determines whether protocol frame
numbering is done using 3 bits (0 to 7 then start
again at 0) or 7 bits (0 to 127 then start again at
0). Set this bit switch to match the network's
specifications.
1-7
Not used Do not change the default settings.
Parameter Switch 04 is not used. Do not change any of the default settings.
Parameter Switch 05
No. FUNCTION COMMENTS
0
1
2
3
Link timer (D-channel layer
2 T1 timer)
Bit3210Value
00000 s
00011 s
00102 s
and so on until
001010 s
The link timer is the maximum allowable time
between sending a protocol frame and receiving a
response frame from the remote terminal.
4-7
Not used Do not change the default settings.
Parameter Switch 06
No. FUNCTION COMMENTS
0
Layer 3 protocol
0:
ISO8208
1:
T.70NULL
Set this bit to match the type of layer 3 signalling
used by the ISDN.
The dedicated parameters have the same setting
for specific destinations.
1-3
Not used Do not change the default settings.
4
Packet modulus
0:
8
1:
128
Do not change the default setting, unless the
machine is experiencing compatibility problems.
5-7
Not used Do not change the default settings.