Texas Instruments TI TestGuard 4.0, Руководство пользователя

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14 TI Validation
Note : Students can also re-enable functions, programs, and
applications by linking their calculators to another calculator, and
then transfer any file(s) by pressing
y 8
, SEND / RECEIVE .
TI Validation
You can use TI TestGuard™ 4.0 to check a particular calculator for valid
software.
To validate the OS version, complete the following steps:
1. Connect your educator calculator to the student’s calculator with an
I/O unit-to-unit cable.
2. On your educator calculator, from the TESTGUARD HOME screen,
select TI Validation . TI TestGuard™ 4.0 can take up to one minute
to validate a student’s calculator.
When validation is complete, the Validating TI screen displays:
Note : The screen displays a randomly-generated confirmation code.
The same code displays on both the educator calculator and the
student’s calculator. TI TestGuard™ generates a new confirmation
code each time you run TI Validation.
3. If you want to validate the operating system of another calculator,
connect another student’s calculator and select
Again .
4. If you do not want to validate another calculator, select Quit to
return to the TESTGUARD HOME screen.
If you receive an error message display, press HELP (
r
)for more
information. Call 1-800 TI-Cares with the error number in the display.
Note : Educators may need to have extra graphing calculators available
for students for the exam, if they encounter an error for TI Validation.
TI-84 Plus C