94
Issue 21
TX500 series technical manual
:
NORMAL (38K4) UP :(115K)
:DELAY IN DOWN:NO DELAY
:VO NO REVERSE DOWN: VO REVERSED
Proceed as follows:
•
holding the thumbscrews, open the lower front panel of the unit
•
check the 8 way DIP switch on the main processor board is set as follows:
•
Connect the PC RS232 COM port to SK1 of the main processor board with a pin
to pin cable, launch Hyper Terminal
•
Set SW3 position 0 down and re-power the unit, or press the rest button, a test
menu will appear on the PC
•
Select test number 7, the following will appear:
SW 4
SW 3
4
5
6
7
0
1
2
3
DOWN
UP
UP
UP
UP:NORMAL. DOWN:TEST
UP
UP
UP
VIEWED FROM FRONT OF UNIT