Lenovo ThinkPad S540 Hardware Maintenance Manual page 88

• "1130 Speaker assembly" on page 76
• "1160 DC-in card" on page 79
• "1180 LCD unit" on page 84
Attention: The following components soldered on the top side of the system board is extremely sensitive.
When you service the system board, avoid any kind of rough handling.
a Microprocessor
b Graphics Processing Unit (GPU)
For models with an integrated thermal module
For models with a discrete thermal module
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Hardware Maintenance Manual
a
a b