Dell OPTIPLEX 740 - Page 207

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System Board Components
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide.
CAUTION: To avoid electrical shock, always unplug your computer from the electrical outlet before removing the computer cover.
NOTICE: Be careful when opening the computer cover to ensure that you do not accidentally disconnect cables from the system board.
1
optical drive
2
floppy drive
3
power supply
4
chassis intrusion switch (optional)
5
system board
6
heat sink assembly
7
hard drive
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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
SATA drive connectors
(SATA2, SATA3)
6
SATA drive connectors (SATA0,
SATA1)
7
front-panel connector
8
power connector
9
intrusion switch connector