Case Communications Mayze 24, Reference Manual, Page: 164 / 166

D.3 Rackmount Modem
D.3.1 The Modem Card
Before inserting the modem into the Network 16 rack, the switches and
links should be in the correct positions for the application. The rackmount
card layout is as shown below.
Figure D-5 Rackmount Card Layout
a a a a a a a a a a a a
a a a a a a a a a a a a
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DIN 41612
Connector
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DIP
Switches
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LK 6
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LK 8
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LK 1
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LK 3
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LK 5
a a a a a
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LK 7
a a a a a
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LK 4
D.3.2 Transmit Level Settings
These levels are selected using the DIP switch.
SW4 SW3 SW2 SW1
(–8 dBm) (–4 dBm) (–2 dBm) (–1 dBm)
UK PSTN ON OFF OFF ON
UK leased line ON ON OFF ON
For UK use the switches must be set to the positions shown above that
correspond to the type of circuit used. The modem is factory set for PSTN
use.
D.3.3 Link Options
PCB links enable you to make the appropriate connections for your
operating mode.
X460-306851 Issue 1 D-6 Rev.1