Hardware Maintenance Manual
Lenovo IdeaPad U300e
First Edition Oct Copyright Lenovo 2011. All rights reserved
About this manual
Contents
Safety information
General checkout
About this manual
Lenovo IdeaPad U300e
Safety information
Safety information
Lenovo IdeaPad U300e Hardware Maintenance Manual
General safety
Electrical safety
Safety information
Lenovo IdeaPad U300e Hardware Maintenance Manual
Power supply units Pumps Blowers and fans Motor generators
Safety inspection guide
Safety information
Lenovo IdeaPad U300e Hardware Maintenance Manual
Handling devices that are sensitive to electrostatic discharge
Grounding requirements
Safety information
Safety notices multilingual translations
Safety notice
Safety notice DANGER
Lenovo IdeaPad U300e Hardware Maintenance Manual
The battery pack contains small amounts of nickel. Do not disassemble it, throw it into fire or water, or short-circuit it. Dispose of the battery pack as required by local ordinances or regulations. Use only the battery in the appropriate parts listing when replacing the battery pack. Use of an incorrect battery can result in ignition or explosion of the battery
Safety information
Safety notice DANGER
The lithium battery can cause a fire, an explosion, or a severe burn. Do not recharge it, remove its polarized connector, disassemble it, heat it above 100C 212F, incinerate it, or expose its cell contents to water. Dispose of the battery as required by local ordinances or regulations. Use only the battery in the appropriate parts listing. Use of an incorrect battery can result in ignition or explosion of the battery
Lenovo IdeaPad U300e Hardware Maintenance Manual
Safety notice DANGER
If the LCD breaks and the fluid from inside the LCD gets into your eyes or on your hands, immediately wash the affected areas with water at least for 15 minutes. Seek medical care if any symptoms caused by the fluid are present after washing
Safety information
Safety notice
Safety notice DANGER
Lenovo IdeaPad U300e Hardware Maintenance Manual
Safety notice DANGER
To avoid shock, do not remove the plastic cover that protects the lower part of the inverter card
Before removing any FRU, turn off the computer, unplug all power cords from electrical outlets, remove the battery pack, and then disconnect any interconnecting cables
Safety information
Safety notice DANGER
Laser compliance statement
Lenovo IdeaPad U300e Hardware Maintenance Manual
DANGER
Safety information
Strategy for replacing FRUs
Important service information
Before replacing parts
Lenovo IdeaPad U300e Hardware Maintenance Manual
Important notice for replacing a system board
Important service information
Strategy for replacing a hard disk drive
Replacement FRU
Important information about replacing RoHS compliant FRUs
Lenovo IdeaPad U300e Hardware Maintenance Manual
Important notes
General checkout
General checkout
Lenovo IdeaPad U300e Hardware Maintenance Manual
The following are not covered under warranty
What to do first
Checking operational charging
Power system checkout
Checking the AC adapter
General checkout
Lenovo IdeaPad U300e 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
Restore of factory default
Related service information
Restoring the factory contents by using OneKey Recovery
Using recovery discs
Supervisor password
Passwords
Power-on password
Lenovo IdeaPad U300e Hardware Maintenance Manual
Sleep standby mode
Power management
Screen blank mode
Related service information
Hibernation mode
Lenovo IdeaPad U300e Hardware Maintenance Manual
Lenovo IdeaPad U300e
Specifications
Lenovo IdeaPad U300e
Table 1. Specifications continued
Lenovo IdeaPad U300e Hardware Maintenance Manual
The system status indicators below show the computer status
Status indicators
Table 2. Status indicators
Lenovo IdeaPad U300e
Lenovo IdeaPad U300e Hardware Maintenance Manual
Function key combinations
Table 4. Hotkey
Plastic to plastic
FRU replacement notices
Screw notices
Logic card to plastic
DANGER
Removing and replacing an FRU
Lenovo IdeaPad U300e Hardware Maintenance Manual
Lenovo IdeaPad U300e
1010 Base cover
Figure 1. Removal steps of base cover
Note Applying labels to the base cover
Lenovo IdeaPad U300e Hardware Maintenance Manual
Lenovo IdeaPad U300e
1020 Battery pack
Figure 2. Removal steps of battery pack
DANGER
Lenovo IdeaPad U300e Hardware Maintenance Manual
1030 Hard disk drive
Figure 3. Removal steps of hard disk drive
Lenovo IdeaPad U300e
1040 DIMM
Figure 4. Removal steps of DIMM
Lenovo IdeaPad U300e Hardware Maintenance Manual
1050 PCI Express Mini Card for wireless LAN
Figure 5. Removal steps of PCI Express Mini Card for wireless LAN
When installing
Lenovo IdeaPad U300e
Lenovo IdeaPad U300e Hardware Maintenance Manual
1060 Fan assembly and Heat Sink assembly
Figure 6. Removal steps of fan assembly and heat sink assembly
Lenovo IdeaPad U300e
Lift the fan assembly and heat sink assembly in the direction shown by arrow 4. Be careful not to damage the connector
When installing
Lenovo IdeaPad U300e Hardware Maintenance Manual
1070 System board
Important notices for handling the system board
Lenovo IdeaPad U300e
Figure 7. Removal steps of system board
When installing Make sure that all the connectors are attached firmly
Figure 7. Removal steps of system board continued
Lenovo IdeaPad U300e Hardware Maintenance Manual
Lenovo IdeaPad U300e
1080 Speakers and microphone
Figure 8. Removal steps of speakers and microphone
Remove the microphone in the direction shown by arrow
Figure 8. Removal steps of the speakers and microphone continued
Lenovo IdeaPad U300e Hardware Maintenance Manual
Lenovo IdeaPad U300e
1090 LCD unit
Figure 9. Removal steps of LCD unit
When installing
Figure 9. Removal steps of LCD unit continued
Lenovo IdeaPad U300e Hardware Maintenance Manual
Remove the LCD unit in the direction shown by arrows
Lenovo IdeaPad U300e
1100 Keyboard and keyboard bezel
Figure 10. Removal steps of keyboard and keyboard bezel
Figure 10. Removal steps of keyboard and keyboard bezel continued
Lenovo IdeaPad U300e Hardware Maintenance Manual
Figure 10. Removal steps of keyboard and keyboard bezel continued
Remove the system status indicators board in the direction shown by arrow
Lenovo IdeaPad U300e
Lenovo IdeaPad U300e Hardware Maintenance Manual
Figure 10. Removal steps of keyboard and keyboard bezel continued
Lenovo IdeaPad U300e
Locations
Front view
Lenovo IdeaPad U300e Hardware Maintenance Manual
Right-side view
Bottom and Left-side view
5 AC power adapter jack
“AC adapters” on page “Power cords” on page
Parts list
This section presents the following service parts “Overall” on page
Lenovo IdeaPad U300e
Overall
Lenovo IdeaPad U300e Hardware Maintenance Manual
No. FRU
Table 5. Parts list-Overall
Lenovo IdeaPad U300e
FRU no
Table 5. Parts list-Overall continued
Lenovo IdeaPad U300e Hardware Maintenance Manual
Lenovo IdeaPad U300e
Table 6 . Parts list-Keyboard
Keyboard
Table 6. Parts list-Keyboard continued
Lenovo IdeaPad U300e Hardware Maintenance Manual
Lenovo IdeaPad U300e
Table 7. Parts list-Miscellaneous parts
Miscellaneous parts
Lenovo IdeaPad U300e Hardware Maintenance Manual
Table 8. Parts list-AC adapters
AC adapters
Lenovo IdeaPad U300e
Power cords
Table 9. Parts list-3-pin power cords
Table 9. Parts list-3-pin power cords continued
Lenovo IdeaPad U300e Hardware Maintenance Manual
Table 9. Parts list-3-pin power cords continued
Lenovo IdeaPad U300e
Table 10. Parts list-2-pin power cords
Lenovo IdeaPad U300e Hardware Maintenance Manual
Italy 2PIN 1m power cord Korea 2PIN 1m power cord Australia 2PIN
Table 10. Parts list-2-pin power cords continued
UL 2PIN 1m power cord UK 2PIN 1m power cord Indian 2PIN 1m power cord
1m power cord Taiwan2PIN 1m power cord Japan 2PIN 1m power cord
Notices
Lenovo IdeaPad U300e Hardware Maintenance Manual
Trademarks
Notices
Lenovo IdeaPad U300e Hardware Maintenance Manual