Pci-X Board Leds; Sas-Backplane Connectors - IBM System x3950 Type 8878 Service Manual

PCI-X board LEDs

The following illustration shows the LEDs on the PCI-X board.
PCI power LEDs
Power good LED

SAS-backplane connectors

The following illustration shows the connectors on the SAS backplane.
PCI attention LEDs
SAS hard disk drive connectors
Front of SAS backplane
SAS signal cable 1
Back of SAS backplane
SAS signal cable 2 SAS power
2
Chapter 1. Introduction
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