Black Box 5000 manual Sync Channel Loopback, Enter the channel to be tested. Press cr

ASYNC CHANNEL OUTPUT

1.FOX

2.INPUT

CR - ACCEPT ENTRY

M- MAIN MENU

ENTRY:

The Fox Message Test causes a continuous fox message to be output to the test port. The port that is being tested will not be able to accept any other instructions as long as the test continues. The following will appear on your screen:

FOX TEST ACTIVE

PRESS BREAK OR ^X^Y

TO TERMINATE TEST

The fox message will not echo back to your screen, but you will not be able to perform any other functions until the test is terminated. Terminate the test by pressing <break> or ^X^Y. After you terminate the fox-message test, you will be returned to the Command Facility main menu.

The Input Test sends data input from the Command Facility terminal to the port to be tested. During the test, the following will be displayed on the Command Facility Screen:

INPUT TEST ACTIVE

PRESS BREAK OR ^X^Y

TO TERMINATE TEST

CHAPTER 12: Diagnostics

COMMAND FACILITY

INITIATES TEST.

TEST DOES
NOT GO OVER		* ATTACHED DEVICE
THE LINK.
	LOCAL	GENERATES TEST
		DATA.
	MULTISERVER

LEGEND:

DATA FLOW

*ATTACHED DEVICE MUST BE CONFIGURED SO THAT IT CAN ACCEPT ITS OWN RETURNING DATA (CONSULT DEVICE'S USER MANUAL).

Figure 12-4. Sync Channel Loopback.

Enter some data. The data will be forwarded to the test channel and echoed back to the Command Facility screen (your terminal). Neither the Command Facility terminal or the tested device can perform any non-test functions while the test is active.

This test continues until it is terminated (by pressing <break> or ^X^Y). You will be returned to the Command Facility main menu. OUTPUT DATA TEST COMPLETE will display on the tested device.

SYNC CHANNEL LOOPBACK

This test causes a sync channel to be placed in local echo loopback (see Figure 12-4).

When accessing this test, you will be prompted:

ENTER NODE-ID/CHANNEL # (^X TO ABORT):

Enter the channel to be tested. Press <cr>.

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