Lenovo Y480&Y580 Hardware Maintenance Manual V1.0
Page 3
... FRUs 18 General checkout 19 What to do first 20 Power system checkout 21 Checking the AC adapter 21 Checking operational charging 21 Checking the battery pack 22 Related service information 23 Restoring the factory contents by using Recovery Disc Set 23 Start Recovery Disc (one disc... 24 Hard-disk password 24 Supervisor password 24 Power management 25 Screen blank mode 25 Sleep (standby) mode 25 Hibernation mode 26 Lenovo Y480/Y580 27 Specifications 27 Status indicators 30 Fn key combinations 32 FRU replacement notices 33 Screw notices 33 Removing and replacing an FRU...
... FRUs 18 General checkout 19 What to do first 20 Power system checkout 21 Checking the AC adapter 21 Checking operational charging 21 Checking the battery pack 22 Related service information 23 Restoring the factory contents by using Recovery Disc Set 23 Start Recovery Disc (one disc... 24 Hard-disk password 24 Supervisor password 24 Power management 25 Screen blank mode 25 Sleep (standby) mode 25 Hibernation mode 26 Lenovo Y480/Y580 27 Specifications 27 Status indicators 30 Fn key combinations 32 FRU replacement notices 33 Screw notices 33 Removing and replacing an FRU...
Lenovo Y480&Y580 Hardware Maintenance Manual V1.0
Page 10
...grounding system, such as fully effective. The mat is insulative and retains a charge even when you use coax or connectoroutside shells on ac-operated computers. Lenovo Y480/Y580 Hardware Maintenance Manual Handling devices that meets the specific service requirement. Proper ...grounding of the electrical outlet can occur when there is a difference in protective packages until they exceed the requirements noted here. 2. When working on a double-insulated or battery...
...grounding system, such as fully effective. The mat is insulative and retains a charge even when you use coax or connectoroutside shells on ac-operated computers. Lenovo Y480/Y580 Hardware Maintenance Manual Handling devices that meets the specific service requirement. Proper ...grounding of the electrical outlet can occur when there is a difference in protective packages until they exceed the requirements noted here. 2. When working on a double-insulated or battery...
Lenovo Y480&Y580 Hardware Maintenance Manual V1.0
Page 25
.... Checking operational charging To check whether the battery charges properly during operation, go to "Checking operational charging". Remove the battery pack. 3. Disconnect the AC adapter and install the charged battery pack. 7. If you suspect a power problem, see the appropriate one of the following : • Replace the system board. • If the problem persists, go to "Lenovo Y480/Y580" on...
.... Checking operational charging To check whether the battery charges properly during operation, go to "Checking operational charging". Remove the battery pack. 3. Disconnect the AC adapter and install the charged battery pack. 7. If you suspect a power problem, see the appropriate one of the following : • Replace the system board. • If the problem persists, go to "Lenovo Y480/Y580" on...
Lenovo Y480&Y580 Hardware Maintenance Manual V1.0
Page 26
Lenovo Y480/Y580 Hardware Maintenance Manual Perform operational charging. If the charge indicator still does not light on . under this condition the battery pack can charge to 100% of the total power remains; Note: If the battery pack becomes hot, it ), and the percentage of battery power remaining is still off the computer. 2. Turn off , replace the battery...11.0 V DC, the battery pack has been discharged. Remove the battery pack and measure the voltage between battery terminals 5 and 7. Reinstall the battery pack. Checking the battery pack Battery charging does not start until the...
Lenovo Y480/Y580 Hardware Maintenance Manual Perform operational charging. If the charge indicator still does not light on . under this condition the battery pack can charge to 100% of the total power remains; Note: If the battery pack becomes hot, it ), and the percentage of battery power remaining is still off the computer. 2. Turn off , replace the battery...11.0 V DC, the battery pack has been discharged. Remove the battery pack and measure the voltage between battery terminals 5 and 7. Reinstall the battery pack. Checking the battery pack Battery charging does not start until the...
Lenovo Y480&Y580 Hardware Maintenance Manual V1.0
Page 35
... off /1s on d Caps lock e Num lock Blinking amber: (500ms off : System is in uppercase without pressing the Shift key. Lenovo Y480/Y580 Table 2. b Battery status c Power on ) The remaining power of its capacity. White: System is less than 80% of its capacity, or the computer is... Lock mode, press the CapsLk key. Status indicators Indicator Meaning a Touchpad White: The touchpad is being charged with the remaining power between 5% and 20% of its capacity. Blinking white: The battery is disabled. To enable or disable the numeric keypad, press the Num Lock key. 31
... off /1s on d Caps lock e Num lock Blinking amber: (500ms off : System is in uppercase without pressing the Shift key. Lenovo Y480/Y580 Table 2. b Battery status c Power on ) The remaining power of its capacity. White: System is less than 80% of its capacity, or the computer is... Lock mode, press the CapsLk key. Status indicators Indicator Meaning a Touchpad White: The touchpad is being charged with the remaining power between 5% and 20% of its capacity. Blinking white: The battery is disabled. To enable or disable the numeric keypad, press the Num Lock key. 31
