Lenovo B470e Lenovo B470/B470e Hardware Maintenance Manual - Page 66

Base cover, speakers assembly and bluetooth daughter card, Removal steps of CPU, When installing

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Removal steps of CPU Rotate the head of the screw in the direction shown by the arrow 1 to release the lock, then remove the CPU 2 . 1 a b 2 When installing: Place the CPU above the CPU socket, and then rotate the head of the screw in the direction shown by arrow b to secure the CPU. 1140 Base cover, speakers assembly and bluetooth daughter card For access, remove these FRUs in order: • "1010 Battery pack" on page 44 • "1020 Dummy card" on page 44 • "1030 Bottom slot cover" on page 45 • "1040 Hard disk drive" on page 45 • "1050 Optical drive" on page 46 • "1060 Memory modules" on page 47 • "1070 PCI Express Mini Card for wireless LAN/WAN" on page 48 • "1080 Keyboard" on page 49 • "1090 Keyboard bezel" on page 51 • "1100 System board assembly" on page 53 • "1110 LCD unit" on page 55 60 Hardware Maintenance Manual

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Removal steps of CPU
Rotate the head of the screw in the direction shown by the arrow
1
to release the lock, then remove the
CPU
2
.
2
a
b
1
When installing:
Place the CPU above the CPU socket, and then rotate the head of the screw in the
direction shown by arrow
b
to secure the CPU.
1140 Base cover, speakers assembly and bluetooth daughter card
For access, remove these FRUs in order:
•
“1010 Battery pack” on page 44
•
“1020 Dummy card” on page 44
•
“1030 Bottom slot cover” on page 45
•
“1040 Hard disk drive” on page 45
•
“1050 Optical drive” on page 46
•
“1060 Memory modules” on page 47
•
“1070 PCI Express Mini Card for wireless LAN/WAN” on page 48
•
“1080 Keyboard” on page 49
•
“1090 Keyboard bezel” on page 51
•
“1100 System board assembly” on page 53
•
“1110 LCD unit” on page 55
60
Hardware Maintenance Manual