Texas Instruments TI-84 Plus Series Manual

Press-to-Test

Guidebook

To obtain the latest version of the documentation, go to

education.ti.com/guides.

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Using Press-to-Test

As an alternative to TI TestGuard™, Press-to-Test deletes all RAM and Archive

and disables Programs, Apps, Pic Vars, and Image Vars.

You can access Press-to-Test on TI-84 Plus calculators with OS versions 2.40,

2.43, 2.53MP and 2.55MP, and the TI-84 PlusC with OS version 4.0 and

higher.

Note: Press-to-Test includes fewer calculator options on TI-84 Plus with OS

version 2.40, 2.43, and 2.53MP.

To use Press-to-Test on a student’s calculator, complete the following steps:

1. With the TI-84 Plus or TI-84 PlusC turned OFF, press and hold down the

right, left, and ON keys, and then release.

2. The RESET OPTIONS screen displays:

TI-84 Plus C

Notes:

• A blue status bar is shown on the TI-84 Plus C when in TEST MODE

and TEST MODE ENABLED.

• Pic & Image Vars are disabled on the TI-84 PlusC. These Vars are

stored in Arc memory on the TI-84 Plus C. Vars are deleted from RAM

and Arc on the TI-84 Plus and TI-83 Plus.

• By default, ANGLE is set to DEGREE,STAT DIAGNOSTICS is set to

ON, and DISABLE logBASE and DISABLE S(are set to YES.

Using Press-to-Test 3

4 Using Press-to-Test

• Press-to-Test can only disable the logBASE or summation S(functions

on a student’s TI-84 Plus with at least OS version 2.53MP and TI-84

Plus C with OS version 4.0 and higher.

3. If you want to change the default settings, move the cursor over the desired

setting and press Í.

4. Press OK (q). The RESET COMPLETE screen displays.

TI-84 Plus C

5. On the student’s calculator, press Œto verify that applications have

been disabled. The following screen displays:

TI-84 Plus C

Note:

• All variables, excluding AppVars, stored in RAM and in archived

memory are deleted.

6. On the student’s calculator, press ¼to verify that programs have been

disabled. The following screen displays:

TI-84 Plus C

7. On the student’s calculator, press»to verify that logBASE and

summation S(have been disabled. The following screen displays:.

TI-84 Plus C

8. On the student’s TI-84 PlusC calculator, Pic and Image Vars are shown as

disabled.

TI-84 Plus C

9. In memory management (y LMem Mgmt/Del), disabled files will

display with the not equal sign.

Using Press-to-Test 5

6 Using Press-to-Test

TI-84 Plus C

Bringing a Calculator Out of Test Mode

Educators can re-enable functions, programs, applications, Pic Vars, and

Image Vars by using one of the following methods:

• Link a calculator to the student calculator, and then transfer any file(s) by

pressing y 8,SEND/RECEIVE.

-or-

• Send a calculator file from the computer using TI Connect™.

-or-

• Use the TI TestGuard™ App re-enable feature.

Educator Note:

If a student needs to clear the calculator of files created during an exam, use

the following two-step process.

If you do not need to clear files, use step 2 below.

1. Reset calculator files.

a) Turn off the calculator while in Press-to-Test or testing mode.

b) "Re-Press-to-Test" — press and hold down the right, left, and ON keys,

and then release.

c) Select OK when you see the Reset Verification Screen. The calculator is

now "clean."

2. Re-enable files to turn off test mode.

a) Link and send a file to bring the calculator out of test mode.

Texas Instruments (TI) Support and Service

TI Product and

Services Information

For more information about TI products and

services, contact TI by e-mail or visit the TI

Internet address.

E-mail: ti-cares@ti.com

Internet: education.ti.com

Service and Warranty

Information

For information about the length and terms of

the warranty or about product service, refer to

the warranty statement enclosed with this

product or contact your local Texas Instruments

retailer/distributor.

Using Press-to-Test 7

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