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Edition 3
Rev G
Section 10
10-3
10.3 KEYPAD TEST
Allows the operator to verify that the keypad is functional. No test equipment is required to perform this test.
Step 1
With KEYPAD in the lower display line, depress the and INITIATE KEYPAD TEST appears in the upper
display line and NO appears in the lower display line. Depress , select YES, then depress to start
the test.
Step 2
THE KEY PRESSED WAS appears in the upper display line and ENTER KEY appears in the lower display line.
With each depression of a key (EXCEPT ESC), the name of that key will appear in the lower display line. The
ESC key will exit this test.
Step 3
To exit this test, depress the key and the instrument will return to the normal display.
10.4 LED TEST
Allows the operator to verify that the LEDs are functional. No test equipment is required to perform this test.
Step 1
With LED in the lower display line, depress the and INITIATE LED TEST appears in the upper display line
and NO appears in the lower display line. Depress the , select YES, then depress to start the test.
Step 2
LED TEST PROCEDURE will appear in the upper display line and PRESS ENTER TO START will appear in the
lower display line. Depress , and PRESS ENTER TO INDEX appears in the lower display line.
Step 3
Depress and LED 1 should light. With each successive depression of , the LEDs turn ON,
then OFF in order, 1 through 8, then all ON, then all OFF. If is depressed again, the sequence begins
again.
Step 4
To exit the test, depress the and the instrument will return to the normal display.