Lenovo ZhaoYang K4350A Hardware Maintenance Manual page 64

Locating major sensitive components on the system board
Attention: The following components mounted on a system board are extremely sensitive. Improper
handling of a system board can cause damage to the following components, and might cause a system
malfunction. When you service the system board, avoid any kind of rough handling.
a Graphics chip (for discrete graphics models)
b
Microprocessor
c
Platform Controller Hub (PCH)
For models with an integrated thermal module assembly
For models with a discrete thermal module assembly
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Hardware Maintenance Manual
a
a