Lenovo G480 Support Question
Lenovo G480 Support Question
Find answers below for this question about Lenovo G480.Need a Lenovo G480 manual? We have 1 online manual for this item!
Question posted by Anonymous-98194 on February 10th, 2013
How To Disable Numlk ???
How to disable NumLk ???
Current Answers
Related Lenovo G480 Manual Pages
Hardware Maintenance Manual - Page 3
...24 Power management 25 Screen blank mode 25 Sleep (standby) mode 25 Hibernation mode 26
Lenovo G480/G485/G580/G585/G780 ........27 Specifications 27 Status indicators 29 Fn key combinations 31 FRU replacement ... Card for wireless LAN/WAN 47 1080 Keyboard 49 1090 Keyboard bezel 52 1100 Speakers (Lenovo G480/G485/ G580/G585 59 1110 System board 60 1120 LCD unit 70 1130 Fan assembly and...
Hardware Maintenance Manual - Page 4
...-specific
parts information. Before servicing a Lenovo product, make sure to troubleshoot problems effectively. iv Important: This manual is divided into the following Lenovo product:
Lenovo G480/G485/G580/G585/G780 Use this manual to read all the information under "Safety information" on page 1 and "Important service information" on page 16.
Hardware Maintenance Manual - Page 6
Use a slow lifting force. If your hair is long, fasten it. • Insert the ends of internal components. Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual
General safety
Follow these rules below to ensure general safety: • Observe a good housekeeping in the area where ...
Hardware Maintenance Manual - Page 8
....)
• If an electrical accident occurs: - Motor generators and similar units. (This practice ensures correct grounding of a plastic dental mirror. The surface is conductive; Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual
• Always look carefully for possible hazards in a machine: -
Hardware Maintenance Manual - Page 10
... on your
body. • Prevent the part from touching your clothing.
Use the round ground prong of the computer is desirable but not necessary.
- Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual
Handling devices that the machine, the part, the work
surface. When handling ESD-sensitive parts: • Keep the...
Hardware Maintenance Manual - Page 18
... Class 1 laser products. to conform to the requirements of the International Electrotechnical Commission (IEC) 825 and CENELEC EN 60 825 for Class 1 laser products. Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual
Laser compliance statement
Some models of Lenovo computer are equipped from the factory with an optical storage device...
Hardware Maintenance Manual - Page 20
... the serial number or select a product or use Lenovo smart
downloading. 3. Go to the system board before replacing any FRUs listed in this manual. Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual
Important service information
This chapter presents the following important service information: • "Strategy for replacing FRUs" on the...
Hardware Maintenance Manual - Page 22
Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual
Important information about replacing RoHS compliant FRUs
RoHS, The Restriction of the order.
18 Products on the market ...
Hardware Maintenance Manual - Page 24
...3. Date of purchase 5. Failing FRU name and part number 7. Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual
What to do first
When you...incorrect AC adapter on which the failing FRU was subjected to excessive force, or dropped.
20 Date on laptop products
The following symptoms might indicate damage caused by nonwarranted activities: • Missing parts might indicate that ...
Hardware Maintenance Manual - Page 25
... computer fails only when the AC adapter is acceptable, do the following: • Replace the system board. • If the problem persists, go to "Lenovo G480/G485/G580/G585/G780" on the computer. 5. See the
following figure:
Pin
Voltage (V DC)
1
+20
2
0
2 1
Note: Output voltage for correct continuity and installation. • If...
Hardware Maintenance Manual - Page 26
.... After it cools down, reinstall and recharge it may not be 4 to the next section. To check the battery pack, follow the steps below: 1. Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual
Checking operational charging
To check whether the battery charges properly during operation, use a discharged battery pack or a battery...
Hardware Maintenance Manual - Page 28
... whenever the computer is required by an unauthorized person. If no action is turned on the screen to the Microsoft Windows screen is normal.
8. Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual
7. When the recovery process is complete, the Welcome to complete the Windows setup.
Supervisor password
A supervisor password (SVP...
Hardware Maintenance Manual - Page 30
Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual
Hibernation mode
In hibernation mode, the following occurs: • The system status, RAM, VRAM, and setup data are ...
Hardware Maintenance Manual - Page 31
...-12800) PCI Express Bus SATA Bus USB3.0 Bus USB2.0 Bus
Graphic Chipset
• Nvidia N13P-GL (G480/G580) • AMD Seymour XT (29x29, 64bit)(TBD)(G485/G585) • Intel HD Graphics 3000...
• 17.3" HD+ LED Panel, 16:9, 1600x900 pixels, 220nits; Lenovo G480/G485/G580/G585/G780
Lenovo G480/G485/G580/G585/G780
This chapter presents the following product-specific service references and ...
Hardware Maintenance Manual - Page 32
... • USB 3.0 × 2, USB 2.0 × 2 or USB 3.0 × 2, USB 2.0 × 1
(G480/G580) • 2-in-1 memory card reader(SD/MMC)
MODEM slot
• N/A
Audio
• 1/8" Stereo Headphone Output Jack... (G780) • 1/8" Microphone Input Jack (G780) • Combo audio jack × 1 (G480/G485/G580/G585) • Built-in stereo speakers • Built-in microphone
Video
• CRT ...
Hardware Maintenance Manual - Page 33
...system status indicators below show the computer status: Lenovo G480/G485/G580/G585
Lenovo G780
3
4
1
1
2
G770
3
4 5 6
Table 2. To enable or disable the numeric keypad, press the Num Lock key. ...characters (A-Z) in sleep mode. off: System is enabled. To enable or disable Caps Lock mode, press the CapsLk key.
Status indicators
Indicator
Meaning
a Caps lock b Num ...
Hardware Maintenance Manual - Page 34
Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual
d Battery
status
Blinking amber: (500ms off/1s on)
The remaining power of the battery is less than 80% ...
Hardware Maintenance Manual - Page 35
... touchpad.
Fn + F10:
Stop playback of Fn with a function key.
Fn + / :
Increase/Decrease display brightness.
Fn + F8 (G480/G485): Enable/Disable the numeric keypad. Fn + Insert
(G580/G585/G780):
Enable/Disable the scroll lock.
Fn key combinations
Key combination
Description
Fn + Esc:
Turn on /off the integrated camera. Fn + F2:
Turn on /off...
Hardware Maintenance Manual - Page 36
... screws are tightened firmly.
• Ensure torque screwdrivers are harder to the torque shown in your tool bag. • Always use the correct screws. Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual
FRU replacement notices
This section presents notices related to the "Torque" column for each step.
• Make sure...
Hardware Maintenance Manual - Page 37
... screws, springs, and other small parts are in place and none are the same for
the Lenovo G480/G485/G580/G585/G780. • The illustrations in this section are of the Lenovo G580, unless
... the correct sequence in the figure. 7. Please
refer to remove and replace the FRU. Lenovo G480/G485/G580/G585/G780
Removing and replacing an FRU
This section presents exploded figures with one hand or...
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