REPLACING PARTS 56
FIGURE 16: Motherboard
Key
1 Network interface
2 Monitor
3 Ethernet crossover port/USB ports (x2)
4 USB ports (x2)
5 CPU power (PW1)
6 Motherboard power (PW2)
7 CPU, heatsink, CPU fan
8 Battery (BT1)
9 Not used (PCI-E X16)
10 DIMM 1
11 DIMM 2
12 DIMM 3
13 DIMM 4
14 CPU fan power (FAN 1)
15 Speaker (J83)
16 UIB cable (J38)
17 SATA 0, DVD drive data connection
18 SATA 1, hard disk drive data connection
19 Power and Reset (J20)
20 Front panel USB ports (FP_USB_2)
21 Front panel fan (J22)
22 Clear CMOS Jumper (J4)
23 Auxiliary LED light Jumper
(AUX_POWER_LED1)
MH—Mounting holes
NOTE: Arrows indicate positions for cable
and jumper connections.
16
MH
MH
MH
MH
MH
MH
11
MH
MH
1
2
3
4
5
6
7
8
10
12
13
14
15
17
18
19
20
22
21
32
9
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