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12-3
A2677 Rev 1.5
X20 Sprayer Reference Manual
Switched Power
This input is connected to the power cable via the relevant extensions
and Y cable. When the console is powered on a low current, filtered 12
Volt supply is applied to Pin-A to power up the ECU's processors.
Switched Power Test
Power the console ON 1.
Confirm 12 Volts between Pin-A and Pin-B 2.
Make certain that the negative (black) probe is in Pin-B and 3.
the positive (red) Probe in Pin-A, and that the Multimeter
display does NOT show -12V (correct reading is 12 Volts)
Figure 12-2. Switched Power Connector
WARNING
It is important to ensure that the polarity is not
reversed as damage will result to the ECU.
WARNING
WARNING
Do not use this output for any other application,
other than what is described in all TPA literature.
WARNING