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P o s i t i o n
E r r o r
L
R e a d e r
I n p u t
L
0 0 : 0 0 : 0 0 : 0 0
The AI-2 has a comprehensive error message and warning display
system which is used to inform the user of changes that affect AI-2
operation. The AI-2 will prompt or warn of setup changes, such as
selection of a new sample rate or change code type change and,
physical changes such as loss of reference source. The AI-2
display also indicates tape status information such as tapes write
protected and, if they occur software or hardware errors.
Depending on the nature of the message, one of three display
methods is used.
1.
Messages are displayed immediately and are held in the
display for a short period, usually two seconds.
2.
Messages are displayed immediately and are held in the
display until any key except SETUP is pressed to clear the display
back to normal operation. The red NON-STD LED flashes to
indicate a message is being displayed.
3.
Messages are not displayed but are added to a system
message stack. The red NON-STD LED flashes to indicate that a
change or error has occurred and a message has been placed in
the stack. To view the messages, press the STORE key
repetitively to step through the stack. When all of the messages
have been displayed the display switches back to normal operation.
The following example shows a typical error message display.
S Y S T E M M E S S A G E
S / R
O U T
O F
The ADAT transport position error. In play
0 . 0 0
shows subframe error. In time code chase
shows, the difference between the time
code input and the ADAT or distance
between master and slave. In control
modes shows, difference between
requested location and actual ADAT
position.
The time code value being received at the
AI-2 reader input.
For a complete list of all the AI-2 messages
R A N G E
see Appendix 3.
33
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