Accessing System Board Components And Drives - Lenovo ThinkCentre 3656 Hardware Maintenance Manual

4
Microprocessor and heat sink
5
Memory connector 1
6
Memory connector 2
7
Memory connector 3
8
Memory connector 4
9
24-pin power connector
10
Thermal sensor connector
11
Diskette drive connector
12
Intrusion switch connector
13
SATA connector
14
SATA connectors (3)

Accessing system board components and drives

Attention
Do not open your computer or attempt any repair before reading and understanding the "Important safety information"
in the ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkCentre
Safety and Warranty Guide, go to:http://www.lenovo.com/support
You might need to remove the drive bay assembly to access system board components such as memory,
the battery, and CMOS.
To access system board components and the drives:
1. Remove the computer cover. See "Removing the cover" on page 94.
2. Remove the front bezel by releasing the three tabs and pivoting the bezel forward to remove completely.
3. In some models, you might have to remove the PCI adapter card in order to gain access to the battery.
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ThinkCentre Hardware Maintenance Manual
18
Front USB 2 connector
19
Clear CMOS jumper
20
Front USB 1 connector
21
COM 2 connector
22
COM 1 connector
23
CD-IN connector
24
Front audio connector
25
PCI adapter connectors (2)
26
PCI Express x16 adapter connector
27
PCI Express x1 adapter connector
28
Battery