Lenovo ThinkCentre 3280 User Manual page 28

1
Microprocessor
2
Battery
3
mSATA connector
4
Touch panel control board connector (for touch
model only)
5
Integrated camera connector
6
Light sensor connector
7
Memory slots (2)
8
Clear CMOS (Complementary Metal Oxide
Semiconductor) /Recovery jumper
9
Thermal sensor connector
10
Internal speaker connector
11
Card reader connector
12
ExpressCard connector
13
Bluetooth module connector
14
Display connector
16
ThinkCentre User Guide
15
Mini PCI Express x1 card slot
16
Rear I/O assembly slot
17
Volume control panel connector
18
PS/2 keyboard and mouse connector
19
Front control panel connector
20
Serial (COM2) connector
21
SATA power connector
22
SATA 3.0 connector (for connecting the hard disk drive)
23
Converter board power connector
24
SATA 2.0 connector (for connecting the optical drive)
25
GPU fan connector
26
14-pin power connector
27
Microprocessor fan connector