B-44 SPARC Enterprise M8000/M9000 Servers Service Manual • October 2012
The FANBP has the following characteristics.
■ Because the FANBP is a built-in unit in the cabinet, only cold replacement is available for
the FANBP.
■ The FANBP connects FAN unit to the cabinet.
■ Up to 10 FAN units can be mounted on FANBP_A, and up to six FAN units can be
mounted on FANBP_B and FANBP_C each.
■ The FANBP has circuits mounted for monitoring the fan rotation speed, switching
between high/low speed, and controlling the CHECK LED. It is controlled by the XSCF.
■ The FANBP has a label bearing the printed component number and manufacture's serial
number.