Specifications

Chapter 6: FRU Replacement and Fault Isolation Procedures
6-60
6.3.11 LD Switch S101 Failure Continued
5. HARNESS ASSEMBLY HVPS ANALYSIS
Disconnect P/J15 on the MCU PWB and P/J118 on the CRU Switch PWB.
Is there continuity (0Ω) between all wires on J15 and J118?
Yes No
Replace the MCU PWB. Replace the Harness Assembly HVPS.