HP 8920A - Securing a Test Procedure; Clearing RAM

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Chapter 22, Tests Screen
ROM Programs
Securing a Test Procedure
The password option for securing a test procedure is accessed by loading and
running the
SECURE_IT ROM program. This program is accessed by running the
IB_UTIL program.
The password option for securing a test procedure is accessed by loading and
running the
SECURE_IT ROM program. This program is accessed by directly
selecting it from the
Choices menu.
1. Select the TESTS (Main Menu) screen.
2. Select the Select Procedure Location: field and choose ROM.
3. Select the Select Procedure Filename: field.
• Select SECURE_IT from the list of programs. Press Run Test to run the proce-
dure; follow the directions to secure the desired information.
• Select IB_UTIL from the list of programs. Press Run Test to display a list of pro-
cedures; select SECURE_IT and follow directions to secure the desired informa-
tion.
Clearing RAM
RAM can be cleared using the RAM_MNG program in the Test Set’s ROM. This
program clears all RAM, including any SAVE/RECALL registers saved to
Internal (see the Save/Recall field description, on page 441 in the I/O
CONFIGURE screen description).
This program is accessed by running the
IB_UTIL program.
This program is accessed by directly selecting it from the
Choices menu.
1. Select the TESTS (Main Menu) screen.
2. Select the Select Procedure Location: field and choose ROM.
3. Select the Select Procedure Filename: field.
• Select RAM_MNG from the list of programs. Press Run Test to run the procedure;
follow directions to clear RAM.
• Select IB_UTIL from the list of programs. Press Run Test to display a list of pro-
cedures; select RAM_MANAGER and follow directions to clear RAM.
To preserve the SAVE/RECALL registers, don’t use the RAM_MNG program.
Instead, load a different test program to clear the previous test from RAM, and
then reload the desired test.