Lenovo ThinkStation E30 Hardware Maintenance Manual - Page 77

Locating parts on the system board - memory slots

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Locating parts on the system board Figure 4 "System board part locations" on page 71 shows the locations of the parts on the system board. Figure 4. System board part locations 1 4-pin power connector 2 Microprocessor fan connector 3 Memory slot 1 (DIMM1) 4 Memory slot 2 (DIMM2) 5 Memory slot 3 (DIMM3) 6 Memory slot 4 (DIMM4) 7 Thermal sensor connector 8 24-pin power connector 9 Battery 10 SATA connectors 1 and 2 (SATA 3.0 connectors) 11 SATA connector 3 (SATA 2.0 connector) 12 eSATA connector 13 Front fan connector 14 Front panel connector for power switch and LED indicators 15 Front USB connector 1 (for connecting USB port 1 and 2 on the front bezel) 16 Front USB connector 2 (for connecting additional USB devices) 17 Clear CMOS (Complementary Metal Oxide Semiconductor) /Recovery jumper 18 Internal speaker connector 19 Front audio connector (for connecting the microphone and headphone connectors on the front bezel) 20 PCI card slots (2) 21 PCI Express x1 card slot 22 PCI Express x16 graphics card slot 23 Rear fan connector 24 Cover presence switch connector (Intrusion switch connector) 25 Microprocessor 26 PS/2 keyboard and mouse connector Chapter 9. Replacing FRUs 71

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Locating parts on the system board
Figure 4 “System board part locations” on page 71 shows the locations of the parts on the system board.
Figure 4. System board part locations
1
4-pin power connector
14
Front panel connector for power switch and LED indicators
2
Microprocessor fan connector
15
Front USB connector 1 (for connecting USB port 1 and 2
on the front bezel)
3
Memory slot 1 (DIMM1)
16
Front USB connector 2 (for connecting additional USB
devices)
4
Memory slot 2 (DIMM2)
17
Clear CMOS (Complementary Metal Oxide Semiconductor)
/Recovery jumper
5
Memory slot 3 (DIMM3)
18
Internal speaker connector
6
Memory slot 4 (DIMM4)
19
Front audio connector (for connecting the microphone and
headphone connectors on the front bezel)
7
Thermal sensor connector
20
PCI card slots (2)
8
24-pin power connector
21
PCI Express x1 card slot
9
Battery
22
PCI Express x16 graphics card slot
10
SATA connectors 1 and 2 (SATA 3.0
connectors)
23
Rear fan connector
11
SATA connector 3 (SATA 2.0 connector)
24
Cover presence switch connector (Intrusion switch connector)
12
eSATA connector
25
Microprocessor
13
Front fan connector
26
PS/2 keyboard and mouse connector
Chapter 9
.
Replacing FRUs
71