1
Power cord connector
9
Audio line-out front speakers connector
2
IEEE 1394 connector
10
Microphone connector
3
Serial port
11
Audio line-out rear speakers connector
4
Ethernet connectors (2)
12
Audio line-out side speaker connector
5
Audio line-out subwoofer/center speakers
connector
13
USB connectors (8)
6
Serial port (some models)
14
Optical SPDIF (Sony Philips Digital Interconnect
Format) out connector
7
Audio line-in connector
15
Optical SPDIF in connector
8
Video connector (some models)
16
eSATA connector
Removing the cover
CAUTION:
The heat sink and microprocessor might be very hot. Turn off the computer and wait
three to five minutes to let the computer cool before opening the computer cover.
To remove the computer cover:
1. Remove any media from the drives and shut down your operating system. Turn off all attached devices.
Turn off the computer.
2. Unplug all power cords from electrical outlets.
108
ThinkStation Hardware Maintenance Manual
Summary of Contents for 4157 - ThinkStation S20 - 2 GB RAM
Page 1: ...ThinkStation Hardware Maintenance Manual Machine Type 4105 4155 4157 4158 4217 4218 ...
Page 2: ......
Page 3: ...ThinkStation Hardware Maintenance Manual Machine Type 4105 4155 4157 4158 4217 4218 ...
Page 15: ...Chapter 2 Safety information 9 ...
Page 19: ...Chapter 2 Safety information 13 ...
Page 20: ...1 2 14 ThinkStation Hardware Maintenance Manual ...
Page 21: ...Chapter 2 Safety information 15 ...
Page 27: ...Chapter 2 Safety information 21 ...
Page 31: ...Chapter 2 Safety information 25 ...
Page 38: ...32 ThinkStation Hardware Maintenance Manual ...
Page 56: ...50 ThinkStation Hardware Maintenance Manual ...
Page 80: ...74 ThinkStation Hardware Maintenance Manual ...
Page 93: ...Chapter 10 Replacing FRUs Type 4105 4157 4217 87 ...
Page 124: ...118 ThinkStation Hardware Maintenance Manual ...
Page 264: ...258 ThinkStation Hardware Maintenance Manual ...
Page 268: ...262 ThinkStation Hardware Maintenance Manual ...
Page 274: ...268 ThinkStation Hardware Maintenance Manual ...
Page 275: ......
Page 276: ...Part Number 53Y4348 Printed in USA 1P P N 53Y4348 53Y4348 ...