Dell Dimension E521 - Manual (Page 65)

Removing and Installing Parts
65
System Board Components
1 fan connector (FAN_CPU1) 2 processor socket (CPU) 3 memory module connectors
(DIMM_1, DIMM_2, DIMM_3,
DIMM_4)
4 power connector
(PW_12V_A1) 5 serial ATA drive connectors
(SATA2, SATA3) 6 serial ATA drive connectors
(SATA0, SATA1)
7 front-panel connector
(FRONTPANEL) 8 power connector (POWER1) 9 line-in, line-out, microphone, side
surround, center, and LFE
connectors (AUDIO_6_STACK)
10 USB connectors (2)
(USB2_BACK1) 11 network connector and USB
connectors (2) (NIC_USB1) 12 real-time clock reset jumper
(RTCRST)
1 2
4
14
7
13 15
8
5
6
3
9
10 17
18
12 11 16
19
20
21
22
book.book Page 65 Monday, July 23, 2007 3:47 PM