System Management - Sun Microsystems SPARC Enterprise T5120 Installation And Service Manual

LEDs on the Rear of the Chassis
FIGURE 1-27
1 2
11 12
Figure Legend
1 Chassis locate (LED and switch)
2 Chassis fault/service required
3 Chassis power
4 Chassis overtemp
5 I/O boat 0 ready to remove
6 I/O boat 0 fault/locate
7 I/O boat 0 DC power
1.6

System Management

The PSUs contain temperature sensors. The PSUs can shut down automatically if
they detect an extreme temperature. The PSUs also have sensors for voltage and
current levels.
5
3 4
13
14
6 7
8
11 12
8 I/O boat 1 ready to remove
9 I/O boat 1 fault/locate
10 I/O boat 1 DC power
11 Link card data
12 Link card management
13 Slot attention/locate (all PCI carriers)
14 Slot power (all PCI carriers)
9 10
Chapter 1 Overview 1-35