User manual

Preventive Maintenance
ProMaster 2500 User Manual 5-49
During the test, the 2500 displays:
If an EEPROM memory error is found, the test is stopped. The 2500
displays:
Press any key, except
RESET
, to return to the Diagnostics menu.
(Pressing
RESET
returns you to the Main Menu.)
Replace the EEPROM if it fails this test.
Communications
Test
The Communications Diagnostic test checks the three communication
ports and runs a loop test. To select the Communications test, press
8
from the Diagnostics menu. The 2500 displays:
Loop Test
The loop test checks the 2500 mother board and is performed only at the
factory.
RS-232C Port Tests
These tests echo the character for the key pressed at the terminal
keyboard, through the RS-232C communication port and back to the
terminal display. With a straight through cable, connect the 2500 to a
terminal, or to a computer that can emulate a terminal, and set the baud
rates in the 2500 to match the terminal.
To test the Remote port, press
2
from the Communications Diagnostics
Menu. The 2500 displays:
To test the Programmer port, press
3
from the Communications
Diagnostics menu. The 2500 displays:
EEPROM TEST IN PROGRESS
PRESS ANY KEY TO ABORT
EEPROM TEST - PRESS ANY KEY TO START
EEPROM ERROR AT LOCATION XXX
* COMMUNICATIONS DIAGNOSTICS MENU *
1 - RS-232C LOOP TEST 4 - DIAG MENU
2 - REMOTE RS-232C PORT
3 - PROGRAMMER RS-232C PORT
REMOTE RS-232C TEST
PRESS ANY KEY TO ABORT
PROGRAMMER RS-232C TEST
PRESS ANY KEY TO ABORT