Lenovo G40 Manual

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Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75
Figure 13. Removal steps of speakers and DC-in cable (continued)
Remove the DC-in cable in the direction shown by arrow 2.
2  

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G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75 Hardware Maintenance Manual
1140 LCD unit
For access, remove these FRUs in order: 
• “1010 Battery pack” on page 33
• “1020 Base cover” on page 34
• “1030 Optical drive” on page 36
• “1040 Hard disk drive” on page 37
• “1050 PCI Express Mini Card for wireless LAN” on page 39
• “1070 Fan assembly” on page 42
• “1080 Keyboard” on page 44
• “1090 Keyboard bezel” on page 47
• “1100 USB&audio board” on page...

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Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75
Figure 14. Removal steps of LCD unit (continued)
Remove the LCD unit in the direction shown by arrow  2.
2  

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G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75 Hardware Maintenance Manual
1150 LCD front bezel, LCD panel, and hinges
For access, remove these FRUs in order: 
• “1010 Battery pack” on page 33
• “1020 Base cover” on page 34
• “1030 Optical drive” on page 36
• “1040 Hard disk drive” on page 37
• “1050 PCI Express Mini Card for wireless LAN” on page 39
• “1070 Fan assembly” on page 42
• “1080 Keyboard” on page 44
• “1090 Keyboard bezel” on page 47
•...

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Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75
Figure 15. Removal steps of LCD front bezel, LCD panel, and hinges 
(continued)
Remove the screws 2.
2
2
2
2
Step
Screw (quantity) ColorTorque
2M2 × 3.5 mm, flat-head, nylok-coated (4)  
LCD Module to Hinge & A Black
1.5 ~ 2.0 kgf*cm
Lift the LCD panel slightly 
3. Peel off the adhesive tape and detach the 
connector in the direction shown by arrow  4. Then remove the LCD panel.
3
4
When...

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G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75 Hardware Maintenance Manual
Figure 15. Removal steps of LCD front bezel, LCD panel, and  
hinges (continued)
Remove the screws  5. Then release the hinges in the direction shown by 
arrows  6.
5
5
6
6
Step
Screw (quantity) ColorTorque
5M2 × 3.5 mm, flat-head, nylok-coated (4)  
Hinge L  & R to A Black
1.5 ~ 2.0 kgf*cm  

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Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75
1160 Camera
For access, remove these FRUs in order: 
• “1010 Battery pack” on page 33
• “1020 Base cover” on page 34
• “1030 Optical drive” on page 36
• “1040 Hard disk drive” on page 37
• “1050 PCI Express Mini Card for wireless LAN” on page 39
• “1070 Fan assembly” on page 42
• “1080 Keyboard” on page 44
• “1090 Keyboard bezel” on page 47
• “1100 USB&audio board” on page 50
• “1110 System...

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G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75 Hardware Maintenance Manual
Figure 16. Removal steps of camera (continued)
Remove the camera in the direction shown by arrow 2.
Note:  The integrated camera is stuck on the top center of the LCD cover.
2
When installing:  Stick the integrated camera to the top center of the LCD 
cover and adjust its placement to make sure the connector is attached firmly .  

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Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75
1170 LCD cable and antenna assembly
For access, remove these FRUs in order:
• “1010 Battery pack” on page 33
• “1020 Base cover” on page 34
• “1030 Optical drive” on page 36
• “1040 Hard disk drive” on page 37
• “1050 PCI Express Mini Card for wireless LAN” on page 39
• “1070 Fan assembly” on page 42
• “1080 Keyboard” on page 44
• “1090 Keyboard bezel” on page 47
• “1100 USB&audio board” on page...

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G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75 Hardware Maintenance Manual
Locations
Front view and right-side view
1 Integrated camera
2 Built-in microphone
Note: Select models may have two microphones, please refer to the actual produ\
ct.
3
 Wireless LAN antennas
4 Computer display
5 Power button
6 Touchpad
7 System status indicators
Note:  For the description of each indicator, see “Status indicators” on page 29 .
8
 Combo audio jack
9 Memory...