A SERVICE OF

logo

Troubleshooting AC Adapter Voltage Test - 3
AC Adapter Voltage Test
To test the AC adapter voltage,
Use narrow test probes for the leads on your voltmeter
Make all measurements with the negative or common lead
touching the outer shield of the connector (ground)
Use the following table to identify the connector pin number,
signal name, and DC voltage present
Connector Pin Signal DC Voltage
1 VBATT 16.4–16.6V
2 VMAIN 16.4–16.6V
3 GND 0V
4 GND Sense 0V