Testing The Input Power To The Computer - Wayne Vista Series Service

B.4.6.

Testing the Input Power to the Computer

In order to test the input power to the Duplex II computer perorm the follow-
ing steps:
•
•
•
•
FIGURE B-16. TESTING THE AC INPUT TO THE COMPUTER
110
Part No. 917543 Rev. A
Set your meter on AC at a voltage which corresponds to the control power
of the dispenser.
Push the common lead of your meter into pin 2 of the Duplex II
computer's J3 connector (see Figure B-16).
Push the positive lead of your meter into pin 1 of the J3 connector.
You should read the control power voltage; if not there is some problem
before the wiring reaches the dispenser computer.
November 1992