Dell 4300 Computer Hardware User Manual


 
4-14 Dell PowerEdge 4300 Systems Service Manual
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To remove a SCSI backplane board, follow these steps:
1. Slide the system board tray out to the service position.
See “Accessing the Interior of the System” in Chapter 1 for instructions.
2. Remove the hard-disk drives.
3. Disconnect all cables from the SCSI backplane board, noting where the
cables are connected.
4. Loosen the thumbscrew on the backplane board (see Figure 4-10).
5. Slide the backplane board away from the power-supply paralleling board
(PSPB) about a quarter inch, and lift it off the L-shaped mounting tabs on
the hard-disk drive cage.
thumbscrew
SCSI backplane board