Locating Parts On The System Board - Lenovo 410554U Hardware Maintenance Manual

4
Internal speaker

Locating parts on the system board

1
Microprocessor 12 V power connector
2
Microprocessor fan connector
3
Microprocessor
4
Memory slots (6)
5
24-pin system power connector
6
Hard disk drive fan assembly connector
7
Diskette drive connector
8
Card reader connector
9
Front USB connector
10
SATA connectors (5)
11
Adapter card fan connector
12
SAS (Serial Attached SCSI) LED connector
13
Battery
16
Front panel connector
17
Cover presence switch connector
18
Thermal sensor connector
19
PS/2 connector
20
Front audio connector
21
Internal speaker connector
22
PCI adapter card slot
23
PCI Express x1 adapter card slot
24
PCI Express x16 graphics adapter card slot
25
PCI Express x4 adapter card slot
26
PCI Express x16 graphics adapter card slot
27
Second COM port connector
28
Rear fan assembly connector
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Chapter 10 Replacing FRUs (Type 4105, 4157, 4217)
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