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Lenovo Z710
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1140 Base cover, speakers, audio board, power board, power
assembly and heat sink assembly
For access, remove these FRUs in order:
• “1010 Battery pack” on page 34
• “1020 Dummy card (Optional)” on page 35
• “1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot
compartment cover” on page 36
• “1040 Hard disk drive” on page 37
• “1050 Optical drive” on page 40
• “1060 DIMM” on page 41
• “1070 PCI Express Mini Card for wireless LAN/WAN” on page 42
• “1080 Keyboard” on page 44
• “1090 Fan assembly” on page 46
• “1100 Keyboard bezel” on page 47
• “1110 System board” on page 50
Figure 14. Removal steps of base cover, speakers, audio board, power board, power
assembly and heat sink assembly
Loosen four screws , and then remove the speakers in the direction shown by
arrows .
Step Screw (quantity) Color Torque P/N
M2 × 2 + 4.8 flat-head, nylok-coated
(4)
Black 1.5 ~ 2.0 kgfcm 90204137
a
b
a
a
a
a
b
b
a