R
EPLACING
PARTS
54
F
IGURE
17:
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 Printer interface board (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 Front panel cable (J22)
20 Power and Reset (J20)
21 Front panel fan (FAN 4)
22 Clear CMOS Jumper (J4)
MH—Mounting holes
16
MH
MH
MH
MH
MH
MH
11
MH
MH
1
2
3
4
5
6
7
8
9
10
12
13
14
15
17
18
19
20
22
21