Northern Telecom NAC Installation Manual page 175

Table 4-14 lists the external DIP switch settings for point-to-point,
full-duplex for the Gandalf LDS 120E. Table 4-15 lists the internal DIP
switch settings for point-to-point, full-duplex.
Table 4-14
LDS 120E external DIP switch settings for point-to-point, full-duplex
Switch number
Table 4-15
LDS 120E internal DIP switch settings for point-to-point, full-duplex
Switch number
Once the modems are connected, turn on the power and ensure the DCD
lamp on each modem comes on. This lamp indicates that both Gandalf LDS
120E or Develcon DS 511A modems are active.
Please note that these instructions may vary depending on the equipment
used at your site.
Network Administration Center (NAC) Installation Guide Product release 2
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3
4
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Peripheral devices
Switch setting
OPEN (OFF)
CLOSED (ON)
CLOSED (ON)
CLOSED (ON)
CLOSED (ON)
NOT USED
Switch setting
CLOSED (ON)
CLOSED (ON)
CLOSED (ON)
CLOSED (ON)
CLOSED (ON)
CLOSED (ON)
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