Technical information

Troubleshooting Testing for Power - 9
Testing J7 for Voltage on the Logic Board
The following voltages measure if the down converter is providing
the required voltages and are only present if the system is pow-
ered on. If the following voltages are not correct, refer to the “No
Power” troubleshooting symptom chart.
Measure the following voltages at J7 on the logic board:
1. Pin 2: +12 volts
2. Pin 4: +5 volts
3. Pin 14: +3.3 volts
Testing Voltages at J7 on the Logic Board