Troubleshooting - NorthStar Horizon User Manual

TROUBLESHOOTING
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4
The following table will help you to diagnose and remedy problems you may encounter as you work
with the HORIZON.
COMPUTER DOES NOT GO ON WHEN POWER IS TURNED ON. 1
1.1 Fan off and red indicator light over
logo off.
Power cord is not plugged into wall outlet. Plug in
cord.
Power cord is not firmly connected to computer.
Plug in cord.
Wall outlet is not providing power. Check outlet
with another device; call electrician for service if
necessary.
AC line fuse is blown. Turn power off, unplug
cord, cha nge fuse (n extto power cord receptacle).
If second fuse also blows, contact your authorized
North Star dealer for service.
COMPUTER GOES ON, BUT PROGRAM DOES NOT LOAD SUCCESSFULLY 2
2.1 Drive indicator light goes on; motor is
audible.
Press and release the reset switch again.
Diskette inserted improperly. Remove diskette
and reinsert it, then press and release reset switch.
Cable connections from HORIZON to terminal
are improper or insecure. Check connections.
Data diskette inserted instead of system diskette.
Replace diskette.
System diskette damaged. Replace with another
copy of diskette.
If the printer and the terminal use the same
cables, exchange to see if one cable is defective.
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