Lexicon RV-8 Service Manual page 66

FUNCTIONAL TESTS
The automated Functional Tests will execute the suite of tests. This takes approximately forty-five
seconds to complete. When the automated Functional Tests have completed, you will be prompted to
perform certain tasks to complete the rest of the functional tests.
Setup:
Press the Mode button. The display should indicate:
"FUNCTIONAL TESTS
START ALL TESTS"
Test:
Press the Mode button again to start the tests. When the test has completed the front panel display
should indicate:
"RS232 WRAP TEST
Insert Wrap Plugs"
RS232 Wrap Test
This test verifies that the unit can communicate with the rear panel serial communication connectors.
Setup:
1. Create two (2) RS 232 wrap around plugs by connecting pins 2 & 3 of a female DB9 connector.
2. Install the two RS 232 wrap around plugs onto the RS 232 1 and 2 ports located on the RV-8 rear
panel.
Test:
1. Press the Mode
"SERIAL PORT 1 PASSED
SERIAL PORT 2 PASSED"
2. Press the Mode
3. Remove the two (2) RS 232 wrap around plugs when prompted by the RV-8 display.
4. Press the Mode
5-12
button to run the test. Verify the display indicates:
button.
button to proceed to the next test.
RV-8 Service Manual