Dell - page 28

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System Board Components
1
drive release latch
2
optical drive
3
power supply
4
chassis intrusion switch (optional)
5
system board
6
card slots
7
heat sink assembly
8
front I/O panel
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1
speaker connector
(INT_SPKR)
2
processor socket
(CPU)
3
memory module connectors
(DIMM_1, DIMM_2, DIMM_3,
DIMM_4)
4
power connector
(PW_12V_A1)
5
power connector
(POWER1)
6
SATA drive connectors (SATA0,
SATA1, SATA2)
7
front-panel connector
(FRONTPANEL)
8
intrusion switch
connector
(INTRUDER)
9
CMOS reset jumper (RTCRST)
10
battery socket
(BATTERY)
11
internal USB (USB1)
12
PCI Express x16 connector
(SLOT1)
13
standby
(AUX_PWR_LED)
14
PCI connector
(SLOT2)
15
PCI Express x1 connector
(SLOT4)
16
PCI connector (SLOT3)
17
password jumper
(PSWD)
18
floppy drive connector (DSKT)
19
serial connector
(PS2/SER2)
20
optional DVI-card
connector (DVI_HDR)
21
fan connector (FAN_CPU)