HP (Hewlett-Packard) 00974-90002 Video Game Keyboard User Manual


 
Troubleshooting
Problem Possible Cause Suggested Action
Unit won’t turn on Dead Batteries
Replace batteries
Unit won’t turn off Input limit exceeded
Remove test leads and press any key to reset.
Display flashes and Rapid
beeps
Input limit exceeded
Remove test leads and press any key to reset.
Battery Annunciator on Low battery voltage
Replace batteries
Unable to measure current
10 A or mA - µA
Blown input protection fuse
Replace fuse(s)
Cleaning
Wipe instrument with a soft rag dampened with soap and water. Do not immerse in water.
Do not use chemical cleansers or solvents.
Replaceable Parts/Accessories
Refer to the disassembly diagram on page 6-5.
Maintenance
1-16