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, MEI., 1997
25
CashFlow
®
540 changegiver Pocket Guide
Problem
Causes
Actions
Terminal
displays an
error message
at power-up
Communications
error
Press RESET
Terminal
displays an
error message
when changing
between
address and
data mode
Communications
error between
terminal and
product, or the
terminal does not
recognise the
product it has been
connected to
Repeat the last
operation.
Terminal
powers up but
addresses
cannot be
accessed
The product is not
compatible with
the terminal
Different
terminal is
needed, or
different
software
needed.
Terminal does
not power up
Bad connections
or faulty cable.
No power to the
unit (the Route
Alpha 250
terminal is
powered through
the acceptor)
Check
connections.
Replace lead if
necessary.
Power up the
unit.
Terminal
powers up but
one of the keys
does not work
Faulty key
Use the
terminal’s
self-test option.
If the key is
faulty, send
terminal for
repair.
Non-standard
characters
printed on the
display
Faulty Route
Alpha 250
terminal
Send terminal
for repair to
authorised MEI
distributor.
Troubleshooting the
MEI
Route Alpha 250 Terminal