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Replacing the power supply assembly
Attention:
Do not open your computer or attempt any repair before reading and understanding the Chapter
1 “Read this first: Important safety information” on page 1.
Although there are no moving parts in your computer after the power cord has been disconnected, the
following warnings are required for your safety and proper Underwriters Laboratories (UL) certification.
CAUTION:
Hazardous moving parts. Keep fingers and other body parts away.
CAUTION:
Never remove the cover on a power supply or any part that has the following label attached.
Hazardous voltage, current, and energy levels are present inside any component that has this label
attached. There are no serviceable parts inside these components. If you suspect a problem with
one of these parts, contact a service technician.
To replace the power supply assembly, do the following:
1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect
all power cords from electrical outlets and disconnect all cables that are connected to the computer.
2. Remove the computer cover. See “Removing the computer cover” on page 111.
3. Locate the power supply assembly. See “Locating components” on page 30.
Chapter 11
.
Installing or replacing hardware
143
Summary of Contents for ThinkStation P900
Page 1: ...ThinkStation P900 Hardware Maintenance Manual Machine Types 30A4 and 30A5 ...
Page 6: ...iv ThinkStation P900 Hardware Maintenance Manual ...
Page 8: ...vi ThinkStation P900 Hardware Maintenance Manual ...
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Page 21: ...1 2 Chapter 1 Read this first Important safety information 13 ...
Page 22: ...1 2 14 ThinkStation P900 Hardware Maintenance Manual ...
Page 27: ...1 2 Chapter 1 Read this first Important safety information 19 ...
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Page 31: ...Chapter 1 Read this first Important safety information 23 ...
Page 68: ...Figure 8 Locking the computer cover 60 ThinkStation P900 Hardware Maintenance Manual ...
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