ADC 450428 Video Game Keyboard User Manual


 
35
SECTION VI
TROUBLESHOOTING
IMPORTANT: YOU MUST DISCONNECT and LOCKOUT THE ELECTRIC SUPPLY and
THE GAS SUPPLY or THE STEAM SUPPLY BEFORE ANY COVERS or
GUARDS ARE REMOVED FROM THE MACHINE TO ALLOW ACCESS
FOR CLEANING, ADJUSTING, INSTALLATION, or TESTING OF ANY
EQUIPMENT per OSHA (Occupational Safety and Health Administration)
STANDARDS.
The information provided will help isolate the most probable component(s) associated with the difficulty described.
The experienced technician realizes, however, that a loose connection or broken/shorted wire may be at fault
where electrical components are concerned...and not necessarily the suspected component itself.
IMPORTANT: When replacing blown fuses, the replacement must be of the exact rating as the fuse
being replaced. The information provided should not be misconstrued as a
handbook for use by an untrained person in making repairs.
WARNING: ALL SERVICE and TROUBLESHOOTING SHOULD BE PERFORMED BY
A QUALIFIED PROFESSIONAL or SERVICE AGENCY.
WARNING: WHILE MAKING REPAIRS, OBSERVE ALL SAFETY PRECAUTIONS
DISPLAYED ON THE DRYER or SPECIFIED IN THIS MANUAL.
A. No display on computer...
1. Open circuit breaker switch or blown fuse.
2. Tripped blower motor overload.
3. Faulty wiring connection.
4. Faulty transformer.
5. “EMERGENCY STOP” (E-Stop) button is depressed.
6. Faulty microprocessor controller (computer).
B. Computer will not accept keyboard (touchpad) entries...
1. Keyboard (touchpad) ribbon is not plugged into computer securely.
2. Faulty keyboard (touchpad).
3. Faulty microprocessor controller (computer).