Figure 1-7 Power Distribution Block Diagram - Sun Microsystems Sun Fire E25K Service Manual

Power Supply
PS0
Power Supply
PS1
Power Supply
PS2
Front
Power Supply
PS3
Power Supply
PS4
Power Supply
PS5
Rear
FIGURE 1-7
1-16 Sun Fire E25K/E20K Systems Service Manual • April 2004
+48 Volts
+48 Volts
+48 Volts
+48 volt
return
+48 Volts
+48 Volts
+48 Volts
+48 volt
return
Power Distribution Block Diagram
Fan Bottom Side1
Fan Top Side1
Fan Bottom Side0
Fan Top Side0
System Control Peripheral 0
System Control Board 0
Centerplane Support Board 0
System Expander 0
System Expander 1
System Expander 2
System Expander 3
System Expander 4
System Expander 5
System Expander 6
System Expander 7
System Expander 8
System Expander 8
System Expander 7
System Expander 6
System Expander 5
System Expander 4
System Expander 3
System Expander 2
System Expander 1
System Expander 0
Centerplane Support 0
System Control Board 0
System Control Peripheral 0
Fan Backplane 0.0
Fan Backplane 0.1
Fan Bottom Side 1
Fan Top Side 1
Fan Bottom Side 0
Fan Top Side 0
System Control Peripheral 1
System Control 1
Centerplane Support Board 1
System Expander 9
System Expander 10
System Expander 11
System Expander 12
System Expander 13
System Expander 14
System Expander 15
System Expander 16
System Expander 17
System Expander 17
System Expander 16
System Expander 15
System Expander 14
System Expander 13
System Expander 12
System Expander 11
System Expander 10
System Expander 9
Centerplane Support 1
System Control Board 1
System Control Peripheral 1
Fan Backplane 1.0
Fan Backplane 1.1