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Exatron 3000B
www.exatron.com 5-12 Chapter 5 Diagnostics
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INTERFACE CHECK: Output Port
(Output Cover LED Check)
__________________________________________________________________
For Output Port, this diagnostic tests port 12, located on PCB #5000-A89, PAL A89-3.
For LEDs, this diagnostic tests port B5, located on PCB #5000-A89, PAL A89-5. Please refer to drawing
#5000-D66 for LED wiring.
TO ENTER THIS CHECK:
Handler displays
DIAGNOSTICS
Press the
[3]
key.
Handler displays
INTERFACE CHECK
Press the
[2]
key.
Handler displays
HANDLER OUT CHK
Please refer to the following table.
Press each of the handler terminal’s keypad keys
[1]
through
[9]
,
then
[0]
last.
Each key will turn on/off the handler's output cover LEDs and will set the corresponding handler interface
output low. Normally, all handler outputs are at Logic High (+5.)
Terminal Output Handler Interface (24 pin “D” Connector)
Key Cover LED Output Pin
1 1 10 (Start test output)
2 2 22 (Testing)
3 3 9 Optional
4 4 21 Optional
5 5 20 Optional
6 6 19 Optional
7 7 18 Optional
8 8 17 Optional
9 ALL 8 ALL Outputs low (GND)
0 NONE ALL Outputs high (+5)
Alternatively, you may plug the EXATRON LED Checker into the handler's control port. The checker has
four LEDs which may be used to check the first four outputs from the handler port. As output 1 flashes, so
should the corresponding LED on the checker, etc.
Press the
[Enter]
button to EXIT this diagnostic check.