Technical data

242 S:\hp11807a\OPT001\USRGUIDE\BOOK\chapters\problems.fb
Chapter 6, Problem Solving
If the HP 11807A,E program was incorrectly loaded
If the HP 11807A,E program was incorrectly loaded
An error message like “Structures improperly matched” or “Improper context
terminator” appears. It takes 2-4 minutes to load an HP 11807A program when k1
(
Run Test) is first pressed. It takes approximately 15 seconds to load an
HP 11807E program. Thereafter, it takes only a few seconds to run.
❒ Were the SHIFT CANCEL keys pressed or the memory card removed while the
program was loading? If this was done, you will need to clear the RAM, or load another
program and then re-load the HP 11807A,E program.
To clear RAM in the test set: (All SAVE registers are lost.)
1. Press TESTS.
2. Position the cursor to Select Procedure Location and choose ROM from the
Choices menu.
3. Position the cursor to Select Procedure Filename and choose IB_UTIL
(or COPY_PL) from the Choices menu.
4. Press k1 (Run test).
5. Press k5 (CLEAR RAM).
6. Press TESTS, and re-load and run the test procedure you want.
❒ Check to see that the test set has enough RAM memory. To see if there’s enough RAM
memory:
1. Press TESTS.
2. Position the cursor to Select Procedure Location and choose ROM from the
Choices menu.
3. Position the cursor to Select Procedure Filename and choose LIST_OPTS
from the Choices menu.
4. Press k1 (Run Test).
5. If the screen displays OPTIONAL RAM, your test set has enough RAM memory. If
OPTIONAL RAM is not displayed, refer to "Ordering Upgrades" on page 18 in
chapter 1.