IBM 4684 Store Loop Adapter/A Manual page 18

4.1 Running Tests
Before you begin to test a terminal, be sure that you have a backup copy
of the IBM 4684 Point of Sale Terminal:
or higher.
DANGER
+------------------------------------------------------------------------+
¦ Never connect or disconnect a cable during an electrical storm.
+------------------------------------------------------------------------+
Note: If your terminal is connected to a store loop, through a store loop
adapter, you must have the store loop adapter CABLE connected to
the adapter, BUT disconnected from the store loop receptacle.
To run tests on your 4684 terminal, see "Running Tests" in Chapter 1 of
the IBM 4684 Point of Sale Terminal:
Always replace an IBM 4684 Store Loop Adapter/A in the same system unit
slot from which a store loop adapter was removed.
4684 Store Loop Adapter/A
Running Tests
Reference Diskette, Version 3.0
Problem Determination Guide.
¦ Copyright IBM Corp. 1991
4.1 - 1
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