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Integrator’s Reference Manual
2-18 80-99208-1 Rev. D
Resetting or Powering Off the Modem
This section suggests some procedures suitable for resetting
or powering off your bench modem.
If you are developing modem applications, you should
consider additional issues for these topics, in the following
sections: DTR/DSR Signal and Power On/Off on page 7-7,
Power-Off on page 7-18, Hard Power Reset on page 7-18.
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Steps
TO RESET THE MODEM
1. On the Modem Interface cable bridle (shown in Figure
2-2), locate the RESET lead (yellow).
2. Ground the RESET lead for at least five seconds to reset
the modem.
Tip
When you are not using the RESET lead, cap or tape it to isolate it
electrically. This prevents it from grounding and inadvertently resetting
the modem.
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Steps
TO POWER OFF THE MODEM
1. If you are running a HyperTerminal session, disconnect
from the modem by clicking HyperTerminal’s
Disconnect
button.
2. Disconnect or close all other applications accessing the
modem’s serial ports (such as another HyperTerminal
session or the Globalstar User Terminal Program
Support Tool [UTPST]). It is not necessary to physically
unplug the Modem Interface cable or Diagnostic cable
from the modem.