B : t r o u b l e s h o o t i n g, Trouble shooting, Appendix b – APPLIED ENGINEERING Sonic Blaster User Manual
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APPENDIX B
Trouble Shooting
Strange Behavior in General
When the Sonic Blaster doesn’t seem to be playing or recording 
properly, it’s probably do to a loose connection somewhere.
*
Important! You must connect the mounting plate to the 
back panel of the computer for proper grounding. If you 
do not, Sonic Blaster cannot function properly. 
Check the cables connections to the card, to the motherboard 
and to the back panel. Check the cards connection to the 
expansion slot.
A quick and thorough visual inspection before calling Technical 
Support can save you both time and trouble.
Reversed Speakers
If you notice that the stereo sound from a game, music program, 
or other sound software is coming from the ‘wrong” speaker 
(left instead of right or visa-versa), simply switch the speakers or 
their plugs around. The Sonic Blaster uses the Apple standard 
left (Our channel 1) and right (our channel 2) output assignment. 
Some programs, however, have the channels reversed.
"Check startup device" message
If you’re trying to boot the program from a RAM disk, you must 
initialize the RAM disk before copying the program disks files 
onto it.
"Unable to load ProDOS" message
If you’re trying to boot the program from a ROM or RAM disk, 
the system folder must be on the main level (the root directory) 
of the ROM disk. If you dragged the icon of the program disk to 
the ROM or RAM disk (using the Finder), all the boot files will 
be in a folder of their own on the disk. You’ll need to open this 
folder, use the
Select All
option, and drag the folder’s contents
to the ROM or RAM disk. You can then throw away the empty 
folder out of which you have moved the files.
App. B - Trouble Shooting
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