Lenovo B460 Support Question
Lenovo B460 Support Question
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Question posted by mailegen on July 1st, 2014
Which Laptop Is Best Lenovo G460 Or 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
...8226; The product-specific section includes service, reference, and product-specific
parts information.
Before servicing a Lenovo IdeaPad product, make sure to troubleshoot problems effectively. Important: This manual is divided into the following Lenovo IdeaPad product:
Lenovo IdeaPad B460 Use this manual to read all the information under "Safety information" on page 1 and "Important...
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 25
... during operation, go to "Checking
operational charging". See the
following : •• Replace the system board. •• If the problem continues, go to "Lenovo IdeaPad B460" on the
computer. To check the AC adapter, follow the steps below : 1. If the voltage is used. •• If the power-on indicator does...
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 31
... x 2 (max 4GB per DIMM)
• 256 bytes • 2.5" SATA 250/320/500GB (5400rpm) • 2.5" SATA 320/500GB (7200rpm) • 12.7mm Tray Rambo
27 Lenovo IdeaPad B460
Lenovo IdeaPad B460
This chapter presents the following product-specific service references and product-specific parts information: •• "Specifications" on page 27 •• "Status indicators...
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 33
... mode is enabled.
White: System is enabled. Status indicators
Indicator
1 Drive in uppercase without pressing the Shift key. Sudden physical shock could cause drive errors. Lenovo IdeaPad B460
Status indicators
The system status indicators below show the computer status:
12
4
3
567
9 8
Table 2. To enable or disable the keypad, press and hold the...
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 35
...). Activate the break function. Enable/Disable the Scroll Lock. Activate the system request. Table 4. Shift to other connected display devices. Increase/Decrease display brightness. Lenovo IdeaPad B460
Fn key combinations
The following table shows the function of each combination of Fn with a function key. Enter sleep mode.
Decrease/Increase volume level.
31
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 37
... about connecting and arranging internal cables, see "Locations" on page 32. 3. Attention: The system board is sensitive to, and can cause electrical short circuits. 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 remove potential shock...
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 39
Lenovo IdeaPad B460
1020 Dummy cards and SIM card
For access, remove this FRU: •• "1010 Battery pack" on page 34 Figure 2. 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 B460 Hardware Maintenance Manual V2.0 - Page 41
... to backup all the information on page 36
Attention: • Do not drop the hard disk drive or apply any physical shock to physical shock. 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
... direction shown by arrow 2.
1
1
2
Note: If only one DIMM is firmly fixed in SLOT-1 ( b : upper slot). Make sure that it snaps into the socket.
Lenovo IdeaPad B460
1060 DIMM
For access, remove these FRUs in order: •• "1010 Battery pack" on page 34 •• "1030 Hard disk drive(HDD)/Memory...
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
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 IdeaPad B460
Figure 9.
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 51
Lenovo IdeaPad B460
Figure 9. 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 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
Step
1
Screw (quantity) M2 × 5 mm, flat-head, nylok-coated (5)
Color Black
Torque 1.6 kgfcm
51 Lenovo IdeaPad B460
Figure 11. Removal steps of system board, ExpressCard slot assembly
Remove five screws 1, and detach speaker connector and bluetooth connector in the direction shown by ...
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. 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. Improper handling can cause distortion or deformation and imperfect contact with components.
55 Lenovo IdeaPad B460
Figure 12.
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 61
... assembly and Heat Sink assembly" on the CPU socket in the direction shown by arrow a , and then rotate the head of rough handling. Figure 13. Lenovo IdeaPad B460
1130 CPU
For access, remove these FRUs in the direction shown by arrow b to secure the CPU.
57
Lenovo B460 Hardware Maintenance Manual V2.0 - Page 63
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 Lenovo IdeaPad B460
Figure 14.
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