RAD Data comm ASMI-450 operation manual Power-Up Self-Test, Cont’d, Step, Action, Display

Diagnostics

(Cont’d)

Step	Action	Key	Display
4	Bring the cursor under the left-hand field in	CURSOR,	Second row shows the current state of the
	the second row, and scroll to display the	SCROLL	selected test, OFF or ON
	desired type of loopback:
	∙ LOCAL PORT (local user's port
	loopback)
	∙ REM REM PORT (remote user's port
	loopback)
5	To change the test state, bring the cursor	CURSOR,	The second row shows the new state of the
	under the right-hand field in the second row,	SCROLL	selected test, e.g., ON
	and scroll to display the desired state
6	Press ENTER to activate the displayed test		The TST indicator turns on if the test is
			activated, or turns off if no test is activated

Activating the Test Functions from a Control Terminal

To deactivate all the tests, perform steps 1, 2, 3 above: in step 3 select OFF, and then press ENTER. The TST indicator will turn off.

The test functions can be activated by means of a control terminal, using the LOOP and CLR LOOP commands, as explained in Chapter 4.

5.4 Power-Up Self-Test

The ASMi-450 performs a power-up self-test upon turn-on. The self-test sequence, described in Section 3-6, tests the critical circuit functions and the display.

In case of failure, the ASMi-450 displays an alarm message in the second row.

5-8 ASMi-450 Installation and Operation Manual