Lenovo G 560 Service Manual
Here you can view all the pages of manual Lenovo G 560 Service Manual. The Lenovo manuals for Notebook are available online for free. You can easily download all the documents as PDF.
Page 21
17 Important service information Use the following strategy to prevent unnecessary expense for replacing and servicing FRUs: If you are instructed to replace an FRU, but the replacement does not solve • the problem, reinstall the original FRU before you continue. Some computers have both a processor board and a system board. If you • are instructed to replace either of them, and replacing one of them does not solve the problem, reinstall that board, and then replace the other one....
Page 22
18 Lenovo G560 Hardware Maintenance Manual Important information about replacing RoHS compliant FRUs R o H S , T h e R e s t r i c t i o n o f H a z a r d o u s S u b s t a n c e s i n E l e c t r i c a l a n d Electronic Equipment Directive (2002/95/EC) is a European Union legal requirement affecting the global electronics industry. RoHS requirements must be implemented on Lenovo products placed on the market after June 2006. Products on the market before June...
Page 23
19 General checkout General checkout This chapter presents the following information: • “What to do first” on page 20 • “Power system checkout” on page 21 Before you go to the checkout, make sure to read the following important notes: Important notes: • Only certified trained personnel can service the computer. • Before replacing any FRU, read the entire page on removing and replacing FRUs. • When you replace FRUs, use new nylon-coated screws. • Be extremely careful during such...
Page 24
20 Lenovo G560 Hardware Maintenance Manual What to do first When you do return an FRU, you must include the following information in the parts exchange form or parts return form that you attach to it: 1. Name and phone number of servicer 2. Date of service 3. Date on which the machine failed 4. Date of purchase 5. Procedure index and page number in which the failing FRU was detected 6. Failing FRU name and part number 7. Machine type, model number, and serial number 8. Customer’s name and...
Page 25
21 General checkout Power system checkout To verify a symptom, follow the steps below: 1. Turn off the computer. 2. Remove the battery pack. 3. Connect the AC adapter. 4. Make sure that power is supplied when you turn on the computer. 5. Turn off the computer. 6. Disconnect the AC adapter and install the charged battery pack. 7. Make sure that the battery pack supplies power when you turn on the computer. If you suspect a power problem, see the appropriate one of the following\ power supply...
Page 26
22 Lenovo G560 Hardware Maintenance Manual Perform operational charging. If the battery status indicator or icon does not light on, remove the battery pack and let it return to room temperature. Reinstall the battery pack. If the charge indicator or icon is still off, replace the battery pack. If the charge indicator still does not light on, replace the system board. Then reinstall the battery pack. If it is still not charged, go to the next section. Checking the...
Page 27
23 Related service information Related service information This chapter presents the following information: • “Restoring the factory contents by using OneKey Recovery” on page 23 • “Passwords” on page 24 • “Power management” on page 25 Restoring the factory contents by using OneKey Recovery Restore of factory default The Lenovo G560 computers come with pre-installed OneKey Rescue System.In order to save application files and the initial backed up files of the system, the hard disk in a...
Page 28
24 Lenovo G560 Hardware Maintenance Manual When you use the recovery discs to boot your computer, the system will enter the user interface for system recovery automatically. Please follow the prompt to insert the backup discs to complete the whole recovery process. Note: The recovery process might take up to 2 hours. Passwords As many as two passwords may be needed for any Lenovo computer: the power-on password (POP) and the supervisor password (SVP). If any of...
Page 29
25 Related service information Power management Note: Power management modes are not supported for APM operating system. To reduce power consumption, the computer has three power management modes: screen blank, sleep (standby), and hibernation. Screen blank mode If the time set on the “Turn off monitor” timer in the operating system expires, the LCD backlight turns off. You can also turn off the LCD backlight by pressing Fn+F2. To end screen blank mode and resume normal...
Page 30
26 Lenovo G560 Hardware Maintenance Manual Hibernation mode In hibernation mode, the following occurs: The system status, RAM, VRAM, and setup data are stored on the hard disk.• The system is powered off.• To cause the computer to enter hibernation mode, follow the steps below: If you are using the ACPI operating system and have defined one of the • following actions as the event that causes the system to go into hibernation mode, perform that action: – Closing the lid. –...