Lenovo ThinkCentre A61e User Manual download pdf (Page 17)

Identifying parts on the system board

The system board (sometimes called the planar or motherboard) is the main circuit

board in your computer. It provides basic computer functions and supports a

variety of devices.

Figure 4 shows the location of parts on the system board for some computer

models.

1 Microprocessor and heat sink 9 Modem daughter card (MDC)

connector

2 Memory connectors (2) 10 Express card USB connector

3 Thermal sense cable connector 11 Express card PCIe connector

4 Front USB connector 12 Media card reader connector

5 Front panel connector 13 Internal speaker connector

6 Battery 14 Front audio connector

7 SATA IDE connectors (2) 15 Internal power distribution connector

8 Clear CMOS/Recovery jumper 16 System fan connector

Figure 4. Locating parts on the system board

Chapter 2. Overview 9

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Lenovo ThinkCentre A61e User Manual Page 17