Lenovo G70 Manual

Lenovo G70-70/G70-80/Z70-80
27
This chapter presents the following product-specific service references and 
product-specific parts information:
 “Specifications” on page 27
 “Status indicators” on page 29
 “FRU tests” on page 31

 “FRU replacement notices” on page 32
 “Removing and replacing an FRU” on page 33

 “Parts list” on page 79
The following table lists the specifications of the Lenovo G70-70/G70-80/Z70-80:
Table 1. Specifications
FeatureDescription
Processor See the system properties of your...

Lenovo G70-70/G70-80/Z70-80 Hardware Maintenance Manual
28
Video HDMI port × 1
WLAN G70-70/G70-80
Intel 802.11ac (1x1) + BT combo card
non-Intel 802.11ac(1x1)+BT combo card
Z70-80
Intel 802.11ac (2x2) +BT combo card
non-Intel 802.11ac (2x2)+BT combo card
Intel 802.11ac (1x1) + BT combo card
WWAN N/A
Bluetooth Not support discrete card
Keyboard New Key Board
Touch pad One piece touch pad
Integrated 
cameraHD/640 × 480 pixels
Battery Lithium-ion
AC adapter 45 W/65 W
Pre-installed 
operating systemLinpus...

Lenovo G70-70/G70-80/Z70-80
29
The system status indicators below show the computer status:
Status indicators
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Lenovo G70-70/G70-80/Z70-80 Hardware Maintenance Manual
30
Table 2. Status indicators
IndicatorIndicator 
statusCharge 
StatusMeaning
Power status 
indicatorOn (solid 
white)—The computer is powered on.
Blinking — The computer is in sleep mode.
Off — The computer is powered off.
Battery 
status 
indicatorOn (solid 
white)Discharging The battery has more than 20% 
charge. 
Solid 
amberDischarging The battery has between 5% and 20% 
charge.
Fast 
blinking 
amberCharging/
DischargingThe battery has less...

Lenovo G70-70/G70-80/Z70-80
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You can access certain system settings quickly by pressing the appropriate 
hotkeys.
Table 3. Hotkeys
: Mutes/unmutes the sound.: Enables/disables airplane 
mode.
: Decreases the volume level.: Switches the active 
program.
: Increases the volume level.: Turns on/off the backlight 
of the display.
: Closes the currently active 
window.: Projects to a connected 
display.
: Refreshes the desktop or the 
currently active window.: Decreases display 
brightness.
:...

Lenovo G70-70/G70-80/Z70-80 Hardware Maintenance Manual
32
This section presents notices related to removing and replacing parts. Read this 
section carefully before replacing any FRU.
Screw notices
Loose screws can cause a reliability problem. In the Lenovo computer, this 
problem is addressed with special nylon-coated screws that have the following 
characteristics:
 They maintain tight connections.
 They do not easily come loose, even with shock or vibration.
 They are harder to tighten.
 Each one...

Lenovo G70-70/G70-80/Z70-80
33
This section presents exploded figures with the instructions to indicate how to 
remove and replace the FRU. Make sure to observe the following general rules:
1. Do not attempt to service any computer unless you have been trained and 
certified. An untrained person runs the risk of damaging parts.
2. Before replacing any FRU, review “FRU replacement notices” on page 32.
3. Begin by removing any FRUs that have to be removed before the failing FRU. 
Any of such FRUs are...

Lenovo G70-70/G70-80/Z70-80 Hardware Maintenance Manual
341010 Battery pack
Figure 1. Removal steps of battery pack
Unlock the manual battery latch  . Slide the spring-loaded latch to the 
unlocked position to eject the battery pack  . Lift up the inner edge of the 
battery pack, pivoting it on the outer edge  . Slide the battery pack in the 
indicated direction to remove it  .
When installing: Install the battery pack along the slide rails of the slot. Then 
make sure that the battery release lever is...

Lenovo G70-70/G70-80/Z70-80
35 1020 Dummy card
For access, remove this FRU:
 “1010 Battery pack” on page 34
Figure 2. Removal steps of dummy card
Remove the dummy card in the direction shown by arrows    .
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Lenovo G70-70/G70-80/Z70-80 Hardware Maintenance Manual
361030 Hard disk drive(HDD)/Memory/Mini PCI Express Card 
slot compartment cover
For access, remove this FRU:
 “1010 Battery pack” on page 34
Figure 3. Removal steps of HDD/Memory/Mini PCI Express Card slot compartment 
cover
Loosen the screws   that secure the compartment cover. Remove the 
compartment cover   .
StepScrew (quantity)ColorTorque
M2.5 × 7 mm, flat-head, nylok-coated 
(2)Black 3.0 kgfcm
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ba
a
a