Lenovo ThinkStation D20 Hardware Maintenance Manual - Page 118

Removing the cover, The heat sink and microprocessor might be very hot. Turn off the computer and wait

Page 118 highlights

1 Power cord connector 9 2 IEEE 1394 connector 10 3 Serial port 11 4 Ethernet connectors (2) 12 5 Audio line-out subwoofer/center speakers 13 connector 6 Serial port (some models) 14 7 Audio line-in connector 15 8 Video connector (some models) 16 Audio line-out front speakers connector Microphone connector Audio line-out rear speakers connector Audio line-out side speaker connector USB connectors (8) Optical SPDIF (Sony Philips Digital Interconnect Format) out connector Optical SPDIF in connector 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. 110 ThinkStation Hardware Maintenance Manual

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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.
110
ThinkStation Hardware Maintenance Manual