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Testing
5-9
7510-A2-GB20-00
March 1997
" Procedure
To run a Monitor 511 test:
1. Position the cursor at the Start command next to Monitor 511 on the Data
Port Tests screen.
2. If desired, use Ctrl-a to switch to the screen function key area and use the
virtual function key r or R (R
esetMon) to clear the error counter to zero. Press
Ctrl-a to return the cursor to the Start command.
3. Press Enter.
4. The Start command is changed to Stop. If you want to manually stop the test,
verify that the cursor is positioned at the Stop command.
5. Press Enter. The duration of the test is displayed.
The 511 monitor expects the external equipment to provide the clock for the
511 pattern on the interchange circuit CT113 (TT), for timing the incoming pattern.
Refer to
V.35 User Data
Port Connector
in Appendix C.
Running the Lamp Test
The DSU supports a Lamp test from the Test menu to determine whether all
LEDs light up.
During the Lamp test, all LEDs blink simultaneously once per second. When you
stop the Lamp test, the LEDs are restored to their normal condition.
To access the Data Port Tests screen, follow this menu selection sequence:
Main Menu
→
Test
→
Lamp Test
" Procedure
To run a Lamp test:
1. Position the cursor at the Start command next to Lamp Test on the Lamp Test
screen.
2. Press Enter.
3. The Start command is changed to Stop. When you want to stop the test,
verify that the cursor is positioned at the Stop command.
4. Press Enter.