
Converting from an existing Modular Option EC system to Release 13 15-5
Hardware requirements
Standard 1.0 Modular Option EC Installation and Maintenance Guide November 1999
When the System Installation and Modification Guide instructs
you to “install the new hardware,” refer back to this chapter for
instructions.
For 2400 bps systems, no additional steps are required once the
conversion completes successfully (as described in the System
Installation and Modification Guide).
Use the speed change utility to set the system speed (for
example 9600 bps) after the conversion completes successfully.
You run the utility after the conversion so that, if the conversion
fails, the system can be restored to its previous state without
having to reset the terminals and modems. See the System
Installation and Modification Guide for details.
Replacing the 68K
card
If your existing system uses 68K cards, replace them with
Enhanced MMP40 cards.
To replace a 68K card, follow these steps.
CAUTION
Risk of equipment damage
Wear an antistatic wrist strap when
handling components. As an additional
safety measure, handle components by the
edges and, when possible, with the
loosened packing material still around the
component.
Step Action
1 Unpack and inspect the new hardware as described in
Chapter 4, “Unpacking and inspecting the equipment.”
2 Refer to the “Comprehensive upgrade” chapter in the
System
Installation and Modification Guide
(NTP 555-7001-215).
Follow the instructions, including doing a full backup of the
system.
3 When the
System Installation and Modification Guide
instructs
you to “install the new hardware,” continue with step 4 in this
procedure.
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