When The Terminal Does Not Operate At All - Casio QT-6000 - VERSION 3.0 User Manual

Troubleshooting

When the terminal does not operate at all

Perform the following check whenever the terminal enter an error condition as soon as you switch it on. The
results of this check are required by service personnel, so be sure to perform this check before you contact a
CASIO representative for servicing.
Start
Is terminal plugged in?
Is power on?
Do figures appear on the display?
Do keys function?
QT-6000 User's Manual
Plug in the power cord.
Press <DISP ON/OFF>.
Is the electrical outlet active?
Contact CASIO service
representative.
Is the mode position correct?
Contact CASIO service
representative.
YES
N O
Use other outlet.
Set to correct position.
97
E