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Setting The 7857 Modem; Saving The Configuration Of The 7857 Modem; Connecting The 7857 Modem - IBM 300 Service Manual

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If the 7857 modem operator panel does not show the following message (see
Figure 1-39), the modem needs to be configured through the operator panel. Go to
"Setting the 7857 Modem". Otherwise, go to "Connecting the 7857 Modem".
with:
PWR
LED ON
OH
LED OFF
DTR(108)
LED ON
CTS(106)
LED ON
CD(109)
LED OFF
Figure 1-39. 7857 Modem Operator Panel Display

Setting the 7857 Modem

1. ____ Press the
key until the CONFIGURATIONS message appears on the top
row.
2. ____ Press the
key until the Select Factory message appears on the bottom
row.
3. ____ Press the Enter key to select the option.
4. ____ Press the
key until 0 appears.
5. ____ Press the Enter key to load the predefined factory configuration 0. The
modem is now in AT mode, auto answer, and asynchronous mode.

Saving the Configuration of the 7857 Modem

If you want to save the configuration just defined in order to have it loaded again at
the next modem reset, perform the following steps:
1. ____ Press the
key until the CONFIGURATIONS message appears on the top
row.
2. ____ Press the
key until the Store User Conf. message appears on the
bottom row.
3. ____ Press the Enter key to select the option.
4. ____ Press the
key to select the User Configuration Location where the
current modem configuration must be saved (0 to 9).
5. ____ Press the Enter key to save the current modem configuration.
6. ____ The defined configuration now active and saved.
Now every time the modem is reset (power on), the last user configuration which
was saved is loaded as the current modem configuration.

Connecting the 7857 Modem

1. ____ Plug the cable (PN 80G0597) into connector 1 of the NAS.
2. ____ On the modem's rear panel, plug the other end of the cable into the 25-pin
connector 2 .
Installing the NAS and Its Modem
Chapter 1. Installing and Configuring the NAS and Its Modem
1-35

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