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Sun Microsystems Netra CP2500 User Manual

Page 39

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Chapter 2

Environmental Monitoring

25

FIGURE 2-1

Typical Environmental Monitoring Application Block Diagram

Transition card

(OEM supplied)

I

2

C

node

Rack

midplane

PWR

PWR

PWR

MUX

I

2

C

internal

bus

Solaris

SMC driver

Temp.

sensor

Temp.

voltages

ADM

1026

System
Monitor

PICL

application

program

(monitor &
warn only)

Voltage

outputs

Other boards

Power-supply

(OEM supplied)

Netra CP2500 board

I

2

C

external
bus

Power bus (+5.0 and 3.3 volts)

SMC

firmware

SMC

I

2

C