B.15 Sensor Unit - Fujitsu SPARC Enterprise M8000 Service Manual

B.15 Sensor Unit
The sensor unit (SNSU) monitors the intake-air temperature and humidity. In the M9000, this
unit is mounted only on a base cabinet. When the output value of the sensor exceeds the
reference value, XSCF issues an alarm to the system.
FIGURE B-18
FIGURE B-18
SNSU has the following characteristics.
Only cold replacement is available for the SNSU.
■
Only the temperature sensor and the humidity sensor are mounted.
■
Data processing such as A/D conversion is performed with the operator panel (OPNL).
■
The SNSU has a label bearing the printed component number and manufacture's serial
■
number.
B-26 SPARC Enterprise M8000/M9000 Servers Service Manual • October 2012
shows the SNSU.
Sensor Unit (SNSU)