Fault finding table
6 - 1
Revision 1 - 07 July
1999
Event 4
TECHNICAL MANUAL
6. Fault Finding Table
Symptom
Possible Cause
Remedy
Console won’t run
Show memory corrupt
Deep Clear
Program memory corrupt
Reload program
Mains fuse blown
Replace fuse in power inlet
Front panel config error on start up
Flat cable disconnected
Check that all flat cable connectors
are locked closed
Faulty flatcable
Replace flatcable
Circuit board not working
Replace card
Console crash with message
“Address error exception” etc
Software Bug
Write down message and forward
to Jands, then try reboot or
program reload
Console drops its memory
Flat battery
Replace battery
Power fail circuit out of adjustment
Re-trim T1 as per section 3.1.2
Console always shows error
Software bug
Write down message and forward
to Jands, then RAM trash as
described in section 5.3.3.4.3
Console won’t write or read diskette
Disk not DOS format
Format on a PC compatible
computer (DOS 3.0 and above)
Diskette damaged
Replace diskette
Poor quality diskette
Use quality diskette
Diskette drive damaged
Replace diskette drive
Fixture not available for patching
Fixture library in console not up to
date or corrupt
Load latest library from library
diskette.
No DMX output
Incorrect patch
Check patch
Incorrect receiver address
Check receiver
Faulty DMX cable
Repair / replace cable
No line termination
Terminate DMX line
Blown DMX driver
Replace driver
Patch to other DMX output
Desk Lamp off
Short circuit lamp
Remove short circuit then switch
console off for 1 minute
Level turned down
Adjust level
Blown bulb
Replace bulb
Radio Interference
Unearthed power cable
Use earthed cable/outlet
Poor quality cables
Use quality shielded cables
No intensity control from console
Grand Master down
Adjust Grand Master
DMX
DBO button active
Press DBO button
VGA monitor not working
Monitor not turned on
Check power connection
Check power switch
Monitor not plugged into console
Check VGA connection to console
