Lexicon 960L - Page 64

960L Multi-Channel Digital Effects System Service Manual
6-32
Enter Interactive
Diagnostics Menu
Is RS-422
Wraparound Plug
Installed?
Yes
Are the
PROGRAM +
ENTER keys
pressed?
Else
Yes
No
Are the
REGISTER +
CONTROL keys
pressed?
Exit
Execute Power On
Diagnostic Tests
Power On
Begin monitoring
continuously for
PROGRAM
+ MACHINE
keys being held
Check for the
presence of
Option Board &
PCMCIA Card
Initialize
PCMCIA Card &
Detect Card Type
Yes
Were the
Option Board &
PCMCIA Card
present?
Request Menu
Mode from the
960L Mainframe
Yes
Enter
Option Board
Menu
Were the
PROGRAM +
MACHINE keys
pressed?
Perform normal Boot
process. Establish
communications
w/ 960L Mainframe.
(Looking for 960L)
Yes
Is the
PCMCIA Card
present?
Perform
Voltage Test
No
Yes
No No
No