Case Communications syncro 1496, Reference Manual

Page: 152 / 192

PBX and PABX Application
a) This modem has been approved for use of the following facilities:
i) Loop-disconnect and multi-frequency signalling.
ii) Storage of telephone numbers for retrieval by a pre-determined
code.
iii) Detection of initial proceed indication.
iv) Detection of secondary indication.
v) Operation in the absence of proceed indication.
vi) Automatic dialling facilities.
vii) Tone detection i.e. ring tone, NU tone.
viii) Multiple repeat attempt facility.
ix) Automatic clearing from call originating end.
x) Modem.
Any other usage will invalidate the approval of the apparatus, if as a
result, it then ceases to conform to the standards against which
approval was granted.
b) This modem is only approved for compatible PBXs. The supplier of
your modem should be consulted for an up-to-date list of PBXs with
which this modem is compatible.
c) There is no guarantee of correct working in all circumstances. Any
difficulty should be referred to the supplier of the modem.
d) This modem is suitable for connection to PBXs which return
secondary proceed initiation.
Transmit Level Settings
These levels are selected using the switch nearest the edge of the board.
SW4 SW3 SW2 SW1
(–8 dBm) (–4 dBm) (–2 dBm) (–1 dBm)
UK PSTN ON OFF OFF ON
For UK use the switches must be set to the positions shown above. For
leased line use, the settings will automatically be changed to –13dBm.
X450-310851 Issue 2 C-4 Rev.0