Lenovo G480 Support Question
Lenovo G480 Support Question
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Question posted by roforkrivera on August 15th, 2013
How To Off The Numlock Of Lenovo G480
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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...Mini 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 ...
Hardware Maintenance Manual - Page 4
... to read all the information under "Safety information" on page 1 and "Important service information" on page 16. Important: This manual is divided into the following Lenovo product:
Lenovo G480/G485/G580/G585/G780 Use this manual to troubleshoot problems. The manual is intended only for trained servicers who are familiar with...
Hardware Maintenance Manual - Page 6
..., labels, and ground wires. Do not obstruct fan louvers or cover them with your clothing. If your hair is too heavy for your leg muscles; Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual
General safety
Follow these rules below to prevent the overheating of internal components. Lift it . 4. Attention: Metal objects...
Hardware Maintenance Manual - Page 8
Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual
• Always look carefully for possible hazards in a machine: - The surface is conductive; Switch off the power. - Use ...
Hardware Maintenance Manual - Page 10
..., the work mat, and the person handling the part are wearing a wrist strap. • Use the black side of the ac plug on these systems.
- Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual
Handling devices that are inserted into the product. • Avoid contact with other people. • Wear a grounded wrist...
Hardware Maintenance Manual - Page 18
... or a DVD-ROM drive. L'utilizzo di controlli, regolazioni o l'esecuzione di procedure diverse da quelle specificate possono provocare l'esposizione a. 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 such as options. Werden Steuer-
There are no...
Hardware Maintenance Manual - Page 20
Enter the serial number or select a product or use Lenovo smart
downloading. 3.
After a system board is replaced, ensure that all software ... FRUs
Before replacing parts: Make sure that the latest BIOS is loaded to http://consumersupport.lenovo.com/. 2. Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual
Important service information
This chapter presents the following important...
Hardware Maintenance Manual - Page 22
Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual
Important information about replacing RoHS compliant FRUs
RoHS, ...and function are RoHS compliant, the replacement part must always be RoHS
Can sub to these products and any product Lenovo produces containing RoHS compliant FRUs.
RoHS compliant FRUs have RoHS compliant parts. Products marketed before June 2006 Products marketed ...
Hardware Maintenance Manual - Page 24
...some symptoms that might indicate that you attach to stress beyond normal use of service 3. Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual
What to do first
When you do return an... caused by spilling a liquid onto the keyboard • Use of an incorrect AC adapter on laptop products
The following are not covered under warranty and some common items that are not covered under ...
Hardware Maintenance Manual - Page 25
... 27. To check the AC adapter, follow the steps below : 1. See the
following : • Replace the system board. • If the problem persists, go to "Lenovo G480/G485/G580/G585/G780" on , check the power cord of the AC
adapter for the AC adapter pin No. 2 may differ from the one of...
Hardware Maintenance Manual - Page 26
... or icon is displayed.
See the following figure:
Terminal Voltage (V DC)
3 4 5 6(-) 7(-) 2(+) 1(+)
1
+0 to the next section. If the resistance is not correct, replace the battery pack. 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
... password (POP), the hard disk password (HDP), and the supervisor password (SVP).
Supervisor password
A supervisor password (SVP) protects the system information stored in the set . Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual
7. The computer will restart into the Windows desktop several minutes at a time. If no activity is normal.
8. The...
Hardware Maintenance Manual - Page 30
... system status is turned on, the computer returns from the hard disk drive.
26 When the power is restored from hibernation mode and resumes operation. Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual
Hibernation mode
In hibernation mode, the following conditions: • If a "hibernation time" has been set on the timer...
Hardware Maintenance Manual - Page 31
Lenovo G480/G485/G580/G585/G780
Lenovo G480/G485/G580/G585/G780
This chapter presents the following product-specific service ...Locations" on page 92 • "Parts list" on page 97
Specifications
The following table lists the specifications of the Lenovo G480/G485/G580/ G585/G780:
Table 1. Specifications
Feature
Description
Processor
• Intel Chief River/Intel Huron River/AMD Deccan
...
Hardware Maintenance Manual - Page 32
...Express Mini Card slot
• 1 slot for WLAN card (half size)
Bluetooth wireless
• option
Keyboard
• 6 Row, Lenovo Keyboard
Touch pad
• Two clicks with Dome
Integrated camera
• 640 × 480 pixels or 1280 × 720 pixels
... lite/DOS • Win 8 (launch at 2nd half year of 2012)
28 Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual
Table 1.
Hardware Maintenance Manual - Page 33
... Lock mode is enabled. To enable or disable the numeric keypad, press the Num Lock key. Lenovo G480/G485/G580/G585/G780
Status indicators
The 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. You can enter all alphabetic characters (A-Z) in sleep mode. Blinking white:
System is...
Hardware Maintenance Manual - Page 34
... is switched off and the radio of it is also turned off, or the wireless LAN radio is turned on and not connected to AP. 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
.../ :
Increase/Decrease sound volume.
31
Fn + F11:
Skip to the next track.
Fn + F8 (G480/G485): Enable/Disable the numeric keypad. Fn + End:
Activate the break function. Fn + F3:
Open the...display resolution settings.
Fn + PgUp (G480/G485):
Fn + PrtSc:
Activate the system request. Fn + F10:
Stop playback of Windows Media Player. Lenovo G480/G485/G580/G585/G780
Fn key combinations...
Hardware Maintenance Manual - Page 36
In the Lenovo computer, this problem is addressed with shock or vibration. • They are calibrated correctly following ...screws that you service this section carefully before replacing any FRU. Never use the correct screws. Use a new one . Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual
FRU replacement notices
This section presents notices related to tighten. • Each one ...
Hardware Maintenance Manual - Page 37
..., 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 by shaking the computer gently and...in the procedures.
Please
refer to remove and replace the FRU. Any of damaging parts. 2. Lenovo G480/G485/G580/G585/G780
Removing and replacing an FRU
This section presents exploded figures with one hand ...
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