Ricoh A230 Service Manual page 870

BIT SWITCHES
Bit Switch 13: D channel layer 3 (Attachment IE in S: SETUP)
No. FUNCTION
5 Attachment of channel
information element (L3
CONN)
0: No 1: Yes
6 Not used
to
7
Bit Switch 14: D channel layer 3 (Selection IE in S: SETUP)
No. FUNCTION
0 ISDN G3 information
transfer capability
0: 3.1 kHz audio
1: Speech
1 Not used
2
3 Channel selection in
4 [SETUP] in tx mode
Bit 4 3 Setting
0 0 Any channel
0 1 B1 channel
1 0 B2 channel
1 1 Not used
5 Called ID mapping
0: Called party number
1: Keypad facility
6 Numbering plan for the
called party number
0: Unknown
1: E.164
7 Subaddress coding type
0: IA5 (NSAP)
1: BCD (ISO8348)
A230/A231/A232
COMMENTS
Note for US National ISDN
Keep this setting at 1.
Do not change the factory settings.
COMMENTS
In tx mode, this determines the information
transfer capability informed in the [SETUP]
message.
In rx mode, this determines the information
transfer capability that the machine can use to
receive a call.
Refer to Appendix C for more details.
Set this bit to 1 if the ISDN does not support 3.1
kHz audio. This bit is only used in the USA and
the UK.
Note for US National ISDN
Keep this setting at 1.
Do not change the factory settings.
Any channel: When this is informed to the
exchanger, the exchanger will select either B1 or
B2.
0: Called ID is mapped to the called party
number.
1: Called ID is mapped to the keypad facility.
On the 5ESS network (USA), set it to 1.
Note for US National ISDN
Keep this setting at 1.
E.164: This may be used in Sweden if an AXE10
exchanger is fitted with old software, and in
Australia.
Unknown: This is the normal setting.
This is normally kept at 0. However, some
networks require this bit to be at 1.
2-6
SM