TROUBLESHOOTING
PRIMARY
C70, C72, C400
INVERTER
( CONNECTED IN PARALLEL)
BR1, BR2
( CONNECTED IN PARALLEL)
Figure 9-17. Main Power Board Functional Location
MAIN POWER BOARD DISASSEMBLY
The Heat Sink Support Bracket must be removed to access these assemblies: Main Power
Board, Output Diode Board, or Fans (see Figure 9-18).
Fastener hardware is shown in Figure 9-19 . Be sure to record location of connectors BEFORE
disconnecting. Note any connectors present but not used.
9-16