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System-board internal cable connectors
The following illustration identifies the internal connectors on the system board.
Hard disk drive
power (JP5)
System fan 1
(SYSFAN1)
System-board external port connectors
The following illustration shows the location of the input/output external port
connectors on the system board.
Note: The USB 1 and USB 2 ports are on the front of the server. For the location
32
xSeries 305 Type 8673: Hardware Maintenance Manual and Troubleshooting Guide
Primary
System fan 2
IDE (CN3)
(SYSFAN2)
of the ports, see "Input/output ports and connectors" on page 45.
Ethernet 2
Serial
(CN17)
(CN19)
Ethernet 1
(CN18)
System fan 3
System fan 4
(HFAN3)
(HFAN4)
Secondary IDE (CN2)
Power
(12 V)
Video
(CN20)
Mouse (JK2)
Keyboard (JK1)
Remote
Supervisor
Adapter
Operator
information
panel
USB (CN6)
Diskette
drive signal (CN7)
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