4
Troubleshooting
82
Pin 1
Pin 9
System Board Test Points
Figure 14
5 Disconnect the cable from the system board and check the
voltage between pins 9 & 5 of the connector coming from the
power supply.
6 If it is less than 14 V, the problem is in the cable or the power
supply. Remove the cable and test it for shorts or opens using
the DMM. Replace the defective assembly.
6000 Series Oscilloscopes Service Guide