Lenovo G770 Support Question
Lenovo G770 Support Question
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Question posted by jankwa on February 13th, 2014
How To Remove Keyboard Lenovo G770
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Related Lenovo G770 Manual Pages
Lenovo G770 Hardware Maintenance Manual V1.0 - Page 3
...Sleep (standby) mode 25 Hibernation mode 26
Lenovo G770 27 Specifications 27 Status indicators 29 Fn key combinations 31 FRU replacement notices 32
Screw notices 32 Removing and replacing an FRU 33
1010 Battery pack...39 1060 DIMM 40 1070 PCI Express Mini Card for wireless LAN/WAN 41 1080 Keyboard 43 1090 Keyboard bezel 45 1100 System board 49 1110 LCD unit 52 1120 Fan assembly and ...
Lenovo G770 Hardware Maintenance Manual V1.0 - Page 6
... that other service representatives and the customer are not in a hazardous position. • Please remove covers and other parts in a safe place, away from all personnel, while you are hammering...Wear safety glasses when you are fastened or rolled up with labels or stickers.
2 Lenovo G770 Hardware Maintenance Manual
General safety
Follow these rules below to ensure general safety: • ...
Lenovo G770 Hardware Maintenance Manual V1.0 - Page 8
...do not become a victim yourself. - Send the victim to get medical aid.
4 Lenovo G770 Hardware Maintenance Manual
• Always look carefully for possible hazards in a machine: -... missing safety grounds.
• Do not touch live electrical circuits with the power on when they are removed from their normal operating places in your work area. The surface is conductive; Switch off the power. ...
Lenovo G770 Hardware Maintenance Manual V1.0 - Page 24
... and serial number 8. Date on laptop products
The following symptoms might indicate damage... operating environment, or improper maintenance by spilling a liquid onto the keyboard • Use of servicer 2. The following is covered under the...and address
Note for repair costs if the computer damage was detected 6. Lenovo G770 Hardware Maintenance Manual
What to do first
When you do return an ...
Lenovo G770 Hardware Maintenance Manual V1.0 - Page 25
...following : • Replace the system board. • If the problem persists, go to "Lenovo G770" on page 27. Disconnect the AC adapter and install the charged battery pack. 7. Checking operational ...total power remaining when installed in the computer.
21
Note: Noise from the computer. 2. Remove the battery pack. 3. If the voltage is supplied when you turn on the
computer. ...
Lenovo G770 Hardware Maintenance Manual V1.0 - Page 47
G770
b
Step
a
Screw (quantity)
Color
M2.5 × 8 mm, flat-head, nylok-coated (1) Black
Torque 2.0 kgfcm
43 Removal steps of keyboard
Remove the screw a .
1080 Keyboard
For access, remove this FRU: • "1010 Battery pack" on page 34
Figure 8. a
Lenovo G770
Loosen the keyboard with fingers in the direction shown by arrow b .
Lenovo G770 Hardware Maintenance Manual V1.0 - Page 48
Lenovo G770 Hardware Maintenance Manual
Figure 8.
Removal steps of keyboard (continued)
Lift the keyboard a little c, and then detach the connector in the direction shown by arrows d e. c
G770
d e
When installing: Make sure that the FPC connector is attached firmly.
44
Lenovo G770 Hardware Maintenance Manual V1.0 - Page 49
... screws a , four screws b and two screws c on page 43
Figure 9.
Lenovo G770
1090 Keyboard bezel
For access, remove these FRUs in order: • "1010 Battery pack" on page 34 • "1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot
compartment cover" ...
Lenovo G770 Hardware Maintenance Manual V1.0 - Page 50
Lenovo G770 Hardware Maintenance Manual
Figure 9. d
G770
dd
d
Step
d
Screw (quantity)
Color
M2.5 × 5 mm, flat-head, nylok-coated (4) White
Torque 2.0 kgfcm
46
Removal steps of keyboard bezel (continued)
Remove four screws d.
Lenovo G770 Hardware Maintenance Manual V1.0 - Page 51
e
G770
e
e
When installing: Make sure that all the FPC connectors, microphone connectors and LCD connector are attached firmly.
47 Removal steps of keyboard bezel (continued)
Detach three FPC connectors in the direction shown by arrows e.
Lenovo G770
Figure 9.
Lenovo G770 Hardware Maintenance Manual V1.0 - Page 52
Lenovo G770 Hardware Maintenance Manual
Figure 9. gg h
Step
g
Screw (quantity) M2 × 3 mm, flat-head, nylok-coated (2)
Remove the screw i to lift the USB board j . h
Color Black
Torque 1.6 kgfcm
g
Step
i
Screw (quantity)
Color
M2 × 3 mm, flat-head, nylok-coated (1) Black
Torque 1.6 kgfcm
48 G770
f
Remove two screws g , and then remove the power board h . Removal ...
Lenovo G770 Hardware Maintenance Manual V1.0 - Page 53
Lenovo G770
1100 System board
Important notices for wireless LAN/WAN" on page 41 • "1080 Keyboard" on page 43 • "1090 Keyboard bezel" on a padded
surface such as an ESD mat or conductive corrugated material. For access, remove these FRUs in order: • "1010 Battery pack" on page 34 • "1030 Hard disk drive(HDD...
Lenovo G770 Hardware Maintenance Manual V1.0 - Page 56
As you attach the LCD assembly. Lenovo G770 Hardware Maintenance Manual
1110 LCD unit
For access, remove these FRUs in the direction shown by the cable guides, or a ... 40 • "1070 PCI Express Mini Card for wireless LAN/WAN" on page 41 • "1080 Keyboard" on page 43 • "1090 Keyboard bezel" on page 45 • "1100 System board" on page 49
Figure 11. Tension could cause the...
Lenovo G770 Hardware Maintenance Manual V1.0 - Page 58
...attached firmly to the system board.
54
Lenovo G770 Hardware Maintenance Manual
1120 Fan assembly and Heat Sink assembly
For access, remove these FRUs in the direction shown by arrow a. Removal steps of fan assembly and heat sink ... Card for wireless LAN/WAN" on page 41 • "1080 Keyboard" on page 43 • "1090 Keyboard bezel" on page 45 • "1100 System board" on page 49 Figure 12.
Lenovo G770 Hardware Maintenance Manual V1.0 - Page 60
...When you service the CPU, avoid any kind of rough handling. Figure 13. Lenovo G770 Hardware Maintenance Manual
1130 CPU
For access, remove these FRUs in order: • "1010 Battery pack" on page 34 •...; "1070 PCI Express Mini Card for wireless LAN/WAN" on page 41 • "1080 Keyboard" on page 43 • "1090 Keyboard bezel" on page 45 • "1100 System board" on page 49 • "1120 ...
Lenovo G770 Hardware Maintenance Manual V1.0 - Page 61
...57 Lenovo G770
1140 Base cover, speakers, bluetooth card and power assembly
For access, remove these FRUs in the direction shown by arrow b .
a
Remove the bluetooth card in the direction shown by arrow a . Removal steps... PCI Express Mini Card for wireless LAN/WAN" on page 41 • "1080 Keyboard" on page 43 • "1090 Keyboard bezel" on page 45 • "1110 LCD unit" on page 52 •...
Lenovo G770 Hardware Maintenance Manual V1.0 - Page 64
...)
Color
M2.5 × 5 mm, flat-head, nylok-coated (2) White
Torque 2.0 kgfcm
Remove the LCD front bezel in order: • "1010 Battery pack" on page 34 •...Keyboard" on page 43 • "1090 Keyboard bezel" on page 45 • "1100 System board" on page 49 • "1110 LCD unit" on page 52
Figure 15. Lenovo G770 Hardware Maintenance Manual
1150 LCD front bezel
For access, remove...
Lenovo G770 Hardware Maintenance Manual V1.0 - Page 65
... × 4 mm, flat-head, nylok-coated (4) Black
Torque 2.0 kgfcm
61 Lenovo G770
1160 LCD panel, LCD cable and hinges
For access, remove these FRUs in order: • "1010 Battery pack" on page 34 • ... "1070 PCI Express Mini Card for wireless LAN/WAN" on page 41 • "1080 Keyboard" on page 43 • "1090 Keyboard bezel" on page 45 • "1100 System board" on page 49 • "1110...
Lenovo G770 Hardware Maintenance Manual V1.0 - Page 68
...integrated camera Note: The integrated camera is attached firmly.
64 Lenovo G770 Hardware Maintenance Manual
1170 Integrated camera
For access, remove these FRUs in order: • "1010 Battery pack"...8226; "1070 PCI Express Mini Card for wireless LAN/WAN" on page 41 • "1080 Keyboard" on page 43 • "1090 Keyboard bezel" on page 45 • "1100 System board" on page 49 • "1110 LCD ...
Lenovo G770 Hardware Maintenance Manual V1.0 - Page 69
...with adhesive tapes. Lenovo G770
1180 Antenna assembly and LCD cover
For access, remove these FRUs in the
direction shown by the cable guides, or a wire to any tension. Removal steps of antenna ...8226; "1070 PCI Express Mini Card for wireless LAN/WAN" on page 41 • "1080 Keyboard" on page 43 • "1090 Keyboard bezel" on page 45 • "1100 System board" on page 49 • "1110 LCD...
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