Locating Parts On The System Board; Removing The Front Bezel - Lenovo ThinkStation S20 4157 Hardware Manual

Locating parts on the system board

Removing the front bezel

To remove the front bezel:
1. Remove the cover. See "Removing the cover" on page 96.
1
CPU 1 memory slots (6)
2
Microprocessor and heat sink 1
3
CPU 1 fan connector
4
CPU 1 12 V power connector
5
CPU 1 memory fan connector
6
Microprocessor and heat sink 2
7
CPU 2 12 V power connector
8
24-pin power connector
9
CPU 2 fan connector
10
CPU 2 memory fan connector
11
CPU 2 memory slots (6)
12
Power switch/LEDs connector
13
Auxiliary LED connector
14
Hard disk drive fan connector
15
Diskette drive connector
16
Card reader connector
17
Front USB connector
18
Front IEEE 1394 connector
19
Hard disk drive connectors (5)
20
Optical drive connectors (3)
21
Battery
22
Clear CMOS/Recovery jumper
23
Thermal sensor connector
24
Cover presence switch connector
25
PS/2 keyboard and mouse connector
26
Internal speaker connector
27
COM 2 connector
28
Front audio connector
29
PCI adapter card slot
30
PCI Express x4 graphics adapter card
slot (x16 mechanical)
31
PCI Express x16 graphics adapter card
slot
32
PCI adapter card slot
33
PCI Express x16 graphics adapter card
slot
34
PCI Express x1 adapter card slot
35
Graphic card power connector
36
Rear fan connector
Chapter 11. Replacing FRUs - Ibiza Computers
137