Lenovo B460 Support Question
Lenovo B460 Support Question
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Question posted by Chrsco on July 9th, 2014
How To Reformat Lenovo Laptop B460
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Related Lenovo B460 Manual Pages
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 3
... 23 Passwords 24 Power-on password 24 Supervisor password 24 Power management 25 Screen blank mode 25 Sleep (standby) mode 25 Hibernation mode 26
Lenovo IdeaPad B460 27 Specifications 27 Status indicators 29 Fn key combinations 31 FRU replacement notices 32
Screw notices 32 Removing and replacing an FRU 33
1010 Battery...
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 4
... computers. •• The product-specific section includes service, reference, and product-specific
parts information.
Important: This manual is divided into the following Lenovo IdeaPad product:
Lenovo IdeaPad B460 Use this manual to troubleshoot problems effectively. Use this manual to read all the information under "Safety information" on page 1 and "Important service information...
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 25
... adapter pin No. 2 may differ from the one of the following : •• Replace the system board. •• If the problem continues, go to "Lenovo IdeaPad B460" on the
computer. Note: Noise from the computer. 2.
General checkout
Power system checkout
To verify a symptom, follow the steps below : 1.
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 31
... page 33 •• "Locations" on page 68 •• "Parts list" on page 70
Specifications
The following table lists the specifications of the Lenovo IdeaPad B460 : Table 1. Specifications
Feature Processor Core Chipset Bus architecture
Graphic memory chip Display Standard memory CMOS RAM Hard disk drive
Optical drive
Description • Intel Calpella...
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 33
... in uppercase without pressing the Shift key. To enable or disable the keypad, press and hold the Fn key, and press the F11(ScrLk) key.
Lenovo IdeaPad B460
Status indicators
The system status indicators below show the computer status:
12
4
3
567
9 8
Table 2. White: System is being read from or written to the...
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 35
... camera. Increase/Decrease display brightness. Activate the pause function. Activate the system request. Shift to other connected display devices. Decrease/Increase volume level.
31 Lenovo IdeaPad B460
Fn key combinations
The following table shows the function of each combination of Fn with a function key. Open the interface for display resolution settings. Activate...
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 37
... pertain to remove and replace the FRU. Attention: After replacing an FRU, do not turn on the computer until you have been trained and
certified.
Lenovo IdeaPad B460
Removing and replacing an FRU
This section presents exploded figures with one hand or using an electrostatic discharge (ESD) strap (P/N 6405959) to observe the...
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 39
Removal steps of dummy cards
Remove two dummy cards in the direction shown by arrows 1 2.
1 2
1 2
Open the SIM card slot cover 3 and remove the SIM card in the direction shown by arrow 4.
3 4
35 Lenovo IdeaPad B460
1020 Dummy cards and SIM card
For access, remove this FRU: •• "1010 Battery pack" on page 34 Figure 2.
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 41
... drive or apply any physical shock to it if possible. • Never remove the drive while the system is operating or is attached firmly.
37 Lenovo IdeaPad B460
1040 Hard disk drive
For access, remove this FRU: •• "1010 Battery pack" on page 34 •• "1030 Hard disk drive(HDD...
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 43
...; "1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot
compartment cover" on page 36
Figure 6. Make sure that it snaps into the socket. Lenovo IdeaPad B460
1060 DIMM
For access, remove these FRUs in SLOT-1 ( b : upper slot). Push the DIMM firmly, and pivot it until it is used on both...
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 45
Lenovo IdeaPad B460
Figure 7. Removal steps of PCI Express Mini Card for wireless LAN/WAN (continued)
Remove the card in the direction shown by arrow 3.
3
When installing: •&#...
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 47
Removal steps of keyboard (continued)
Lift the keyboard a little 3, and then detach the connector in the direction shown by arrows 4 5.
3
4 5
When installing: Make sure that the FPC connector is attached firmly.
43 Lenovo IdeaPad B460
Figure 8.
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 49
Lenovo IdeaPad B460
Figure 9. Removal steps of keyboard bezel (continued)
Remove three screws 4.
4 4
4
Step
4
Screw (quantity) M2 × 5 mm, flat-head, nylok-coated (3)
Color Black
Torque 1.6 kgfcm
45
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 51
Removal steps of keyboard bezel (continued)
Remove the keyboard bezel in the direction shown by arrow 7.
7
Remove two screws 8 and then remove the power board 9.
8 8 9
Step
8
Screw (quantity) M2 × 3.5 mm, flat-head, nylok-coated (2)
Color Black
Torque 1.6 kgfcm
Note: Touch inductive panel is fixed on the keyboard cover.
47 Lenovo IdeaPad B460
Figure 9.
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 53
Lenovo IdeaPad B460
Figure 10. Removal steps of LCD unit (continued)
Remove two screws 4.
4 4
Step
4
Screw (quantity) M2 × 12 mm, flat-head, nylok-coated (2)
Color Black
Torque 1.6 kgfcm
Remove the LCD unit in the direction shown by arrows 5.
5 5
49
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 55
Lenovo IdeaPad B460
Figure 11. Step
1
Screw (quantity) M2 × 5 mm, flat-head, nylok-coated (5)
Color Black
Torque 1.6 kgfcm
51
Removal steps of system board, ExpressCard slot assembly
...
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 57
Lenovo IdeaPad B460
Figure 11. Removal steps of system board, ExpressCard slot assembly (continued)
Remove two screws 5.
5 5
Step
5
Screw (quantity) M2 × 3.5 mm, flat-head, nylok-coated (2)
Color White
Torque 1.6 kgfcm
Remove the ExpressCard slot assembly in the direction shown by arrow 6.
6
53
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 59
Be careful not to damage the connector. 3
Attention: Do not handle the heat sink assembly roughly.
Lenovo IdeaPad B460
Figure 12. Improper handling can cause distortion or deformation and imperfect contact with components.
55 Removal steps of fan assembly and heat sink assembly (continued)
Lift the fan assembly and heat sink assembly in the direction shown by arrow 3.
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 61
Removal steps of CPU
Rotate the head of the screw in the direction shown by arrow a , and then rotate the head of rough handling. Lenovo IdeaPad B460
1130 CPU
For access, remove these FRUs in the direction shown by arrow b to release the lock, then remove the CPU in the direction shown ...
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 63
Lenovo IdeaPad B460
Figure 14. Removal steps of base cover, speakers and bluetooth card (continued)
Remove the USB assembly in the direction shown by arrow 2.
2
Remove four screws 3, and then remove the speakers in the direction shown by arrows 4.
3 3 3 3
4
4
Step
3
Screw (quantity) M2 × 5 mm, flat-head, nylok-coated (4)
Color Black
Torque 1.6 kgfcm
59
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