B-42 SPARC Enterprise M8000/M9000 Servers Service Manual • June 2010
B.25 Media Backplane
The Media backplane (MEDBP) is a PCB that has connectors for mounting the CD-
RW/DVD-RW drive unit motherboard and the tape drive unit motherboard. On the
CD-RW/DVD-RW drive unit motherboard and tape drive unit motherboard, the
CD-RW/DVD-RW drive unit and the tape drive unit can be mounted, respectively.
One MEDBP unit can be mounted on the M8000 and M9000 (base cabinet), and two
units can be mounted on the M9000 (with expansion cabinet).
The MEDBP is shown in
FIGURE B-39.
FIGURE B-39 Media Backplane (MEDBP)
The MEDBP has the following characteristics.
■ Only cold replacement is available for MEDBP.
■ The MEDBP has a label bearing the printed component number and
manufacture's serial number.