Lenovo E40-30 Laptop Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 77

LCD unit and DC-in cable, Removal steps of the speaker assembly, Attention

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Removal steps of the speaker assembly Release antenna and LVDS cables from the cable guide, loosen four screws 1 and remove the speakers 2 . a a b aa b Step 1 Screw (quantity) M2 × 3mm, big head, nylon-coated (4) Color Black Torque 1.0- 1.5 kgfcm Attention: As you route the cables, ensure that they are not subject to any tension. Tension could cause the cables to be damaged by the cable guides, or a wire to be broken. 1130 LCD unit and DC-in cable For access, remove this FRU: • "1010 External battery pack" on page 54 • "1020 Keyboard" on page 54 • "1030 Optical disk drive" on page 56 • "1040 Base cover assembly" on page 57 • "1050 Hard disk drive or solid-state hybrid drive" on page 58 • "1060 Wireless-LAN /Bluetooth card" on page 60 • "1080 Upper case" on page 62 • "1090 Audio board, audio board cable, power board, touch pad board cable, finger printer board and LED board" on page 63 • "1100 System board" on page 66 • "1120 Speaker assembly" on page 70 Chapter 10. Removing or replacing a FRU 71

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Removal steps of the speaker assembly
ReleaseantennaandLVDScablesfromthecableguide,loosenfourscrews
1
andremovethespeakers
2
.
Step
Screw (quantity)
Color
Torque
1
M2 × 3mm, big head, nylon-coated (4)
Black
1.0– 1.5 kgfcm
Attention:
Asyouroutethecables,ensurethattheyarenotsubjecttoanytension.Tensioncouldcausethe
cables to be damaged by the cable guides, or a wire to be broken.
1130 LCD unit and DC-in cable
For access, remove this FRU:
• “1010 External battery pack” on page 54
• “1020 Keyboard” on page 54
• “1030 Optical disk drive” on page 56
• “1040 Base cover assembly” on page 57
• “1050 Hard disk drive or solid-state hybrid drive” on page 58
• “1060 Wireless-LAN /Bluetooth card” on page 60
• “1080 Upper case” on page 62
• “1090 Audio board, audio board cable, power board, touch pad board cable, finger printer board and
LED board” on page 63
• “1100 System board” on page 66
• “1120 Speaker assembly” on page 70
Chapter 10
.
Removing or replacing a FRU
71