Lenovo B460 Hardware Maintenance Manual V2.0
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... 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...1040 Hard disk drive 37 1050 Optical drive 38 1060 DIMM 39 1070 PCI Express Mini Card for wireless LAN/WAN 40 1080 Keyboard 42 1090 Keyboard bezel 44 1100 LCD unit 48 1110 System board and ExpressCard slot assembly 50 1120 Fan assembly and Heat Sink assembly...54 1130...
... 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...1040 Hard disk drive 37 1050 Optical drive 38 1060 DIMM 39 1070 PCI Express Mini Card for wireless LAN/WAN 40 1080 Keyboard 42 1090 Keyboard bezel 44 1100 LCD unit 48 1110 System board and ExpressCard slot assembly 50 1120 Fan assembly and Heat Sink assembly...54 1130...
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... of purchase 5. Date on laptop products The following is covered under the warranty by the customer. Customer's name and address Note for repair costs if the computer damage was subjected to excessive force, or dropped. 20 IdeaPad B460 Hardware Maintenance Manual What to do...excessive force •• Damage caused by liquid spilled into the system •• Damage caused by spilling a liquid onto the keyboard •• Use of service 3. The following symptoms might indicate damage caused by nonwarranted activities: •• Missing parts might indicate...
... of purchase 5. Date on laptop products The following is covered under the warranty by the customer. Customer's name and address Note for repair costs if the computer damage was subjected to excessive force, or dropped. 20 IdeaPad B460 Hardware Maintenance Manual What to do...excessive force •• Damage caused by liquid spilled into the system •• Damage caused by spilling a liquid onto the keyboard •• Use of service 3. The following symptoms might indicate damage caused by nonwarranted activities: •• Missing parts might indicate...
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... on the resume timer elapses. You can also turn off . •• The CPU stops. Note: The computer does not accept any operation with the keyboard, the hard disk, the parallel connector, or the diskette drive within that time. •• If the battery indicator is amber, indicating that the battery...
... on the resume timer elapses. You can also turn off . •• The CPU stops. Note: The computer does not accept any operation with the keyboard, the hard disk, the parallel connector, or the diskette drive within that time. •• If the battery indicator is amber, indicating that the battery...
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Closing the lid. - The hibernation file in the boot record on the timer, and if the user does not do any operation with the keyboard, the hard disk drive, the parallel connector, or the diskette drive within that time. •• If the timer conditions are satisfied in ... following conditions: •• If a "hibernation time" has been set on the hard disk drive is read, and system status is powered off. IdeaPad B460 Hardware Maintenance Manual Hibernation mode In hibernation mode, the following occurs: •• The system status, RAM, VRAM, and setup data are stored on ,...
Closing the lid. - The hibernation file in the boot record on the timer, and if the user does not do any operation with the keyboard, the hard disk drive, the parallel connector, or the diskette drive within that time. •• If the timer conditions are satisfied in ... following conditions: •• If a "hibernation time" has been set on the hard disk drive is read, and system status is powered off. IdeaPad B460 Hardware Maintenance Manual Hibernation mode In hibernation mode, the following occurs: •• The system status, RAM, VRAM, and setup data are stored on ,...
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IdeaPad B460 Hardware Maintenance Manual Table 1. Specifications (continued) Feature I/O port MODEM slot Audio Video Ethernet (on the system board) PCI Express Mini Card slot ExpressCard slot WLAN WWAN Bluetooth wireless Keyboard Touch pad Fingerprint reader Integrated camera Battery AC adapter ...a/b/g/n & WiMax combo • Broadcom/Atheros b/g/n • design ready • BT2.1 + EDR CyberTan/USI, select models • Lenovo N3S type, 6 Row, ISO Full Size Keyboard • Two clicks with Rubber-Dome and 1 LED indicator • Egistec SS801U • 0.3 Million pixels • 48WH, 6 ...
IdeaPad B460 Hardware Maintenance Manual Table 1. Specifications (continued) Feature I/O port MODEM slot Audio Video Ethernet (on the system board) PCI Express Mini Card slot ExpressCard slot WLAN WWAN Bluetooth wireless Keyboard Touch pad Fingerprint reader Integrated camera Battery AC adapter ...a/b/g/n & WiMax combo • Broadcom/Atheros b/g/n • design ready • BT2.1 + EDR CyberTan/USI, select models • Lenovo N3S type, 6 Row, ISO Full Size Keyboard • Two clicks with Rubber-Dome and 1 LED indicator • Egistec SS801U • 0.3 Million pixels • 48WH, 6 ...
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... mode, press the CapsLk key. White: Scroll Lock mode is enabled. White: System is enabled. Off: System is on the keyboard is enabled. When this indicator is in use light is on Meaning White: Data is in uppercase without pressing the Shift key. Blinking...white drive-in-use 2 Scroll lock 3 Num lock 4 Caps lock 5 Power on . You can enter all alphabetic characters (A-Z) in sleep mode. 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 ...
... mode, press the CapsLk key. White: Scroll Lock mode is enabled. White: System is enabled. Off: System is on the keyboard is enabled. When this indicator is in use light is on Meaning White: Data is in uppercase without pressing the Shift key. Blinking...white drive-in-use 2 Scroll lock 3 Num lock 4 Caps lock 5 Power on . You can enter all alphabetic characters (A-Z) in sleep mode. 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 ...
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Removal steps of keyboard Lift the keyboard cover with fingers in the direction shown by arrows 1. IdeaPad B460 Hardware Maintenance Manual 1080 Keyboard For access, remove this FRU: •• "1010 Battery pack" on page 34 Figure 8. Remove two screws 2. 1 2 1 2 1 Step 2 Screw (quantity) M2 × 2.5 mm, flat-head, nylok-coated (2) Color Black Torque 1.6 kgfcm 42
Removal steps of keyboard Lift the keyboard cover with fingers in the direction shown by arrows 1. IdeaPad B460 Hardware Maintenance Manual 1080 Keyboard For access, remove this FRU: •• "1010 Battery pack" on page 34 Figure 8. Remove two screws 2. 1 2 1 2 1 Step 2 Screw (quantity) M2 × 2.5 mm, flat-head, nylok-coated (2) Color Black Torque 1.6 kgfcm 42
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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.
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.
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IdeaPad B460 Hardware Maintenance Manual 1090 Keyboard bezel For access, remove these FRUs in order: •• "1010 Battery pack" on page 34 •• "1050 Optical drive" on page 38 •• "1080 Keyboard" on the bottom. 21 3 3 3 2 3 2 3 1 3 12 2 2 2 Step 1 2 3 Screw (quantity) M2 × 12 mm, flat-head, nylok-coated...head, nylok-coated (7) M2 × 2.5 mm, flat-head, nylok-coated (6) Color Black Black Black Torque 1.6 kgfcm 1.6 kgfcm 1.6 kgfcm 44 Removal steps of keyboard bezel Remove three screws 1, seven screws 2 and six screws 3 on page 42 Figure 9.
IdeaPad B460 Hardware Maintenance Manual 1090 Keyboard bezel For access, remove these FRUs in order: •• "1010 Battery pack" on page 34 •• "1050 Optical drive" on page 38 •• "1080 Keyboard" on the bottom. 21 3 3 3 2 3 2 3 1 3 12 2 2 2 Step 1 2 3 Screw (quantity) M2 × 12 mm, flat-head, nylok-coated...head, nylok-coated (7) M2 × 2.5 mm, flat-head, nylok-coated (6) Color Black Black Black Torque 1.6 kgfcm 1.6 kgfcm 1.6 kgfcm 44 Removal steps of keyboard bezel Remove three screws 1, seven screws 2 and six screws 3 on page 42 Figure 9.
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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 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
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Unplug the microphone connector in the direction shown by arrow 6. 6 5 6 5 6 When installing: Make sure that all the FPC connectors and the microphone connector are attached firmly. 46 IdeaPad B460 Hardware Maintenance Manual Figure 9. Removal steps of keyboard bezel (continued) Detach five FPC connectors in the direction shown by arrows 5 6.
Unplug the microphone connector in the direction shown by arrow 6. 6 5 6 5 6 When installing: Make sure that all the FPC connectors and the microphone connector are attached firmly. 46 IdeaPad B460 Hardware Maintenance Manual Figure 9. Removal steps of keyboard bezel (continued) Detach five FPC connectors in the direction shown by arrows 5 6.
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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.
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.
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IdeaPad B460 Hardware Maintenance Manual 1100 LCD unit For access, remove these FRUs in the direction shown by arrow 3. 1 1 1 1 3 2 When installing: •• Route the antenna cables ... connector in order: •• "1010 Battery pack" on page 34 •• "1050 Optical drive" on page 38 •• "1080 Keyboard" on page 42 •• "1090 Keyboard bezel" on page 44 Figure 10. As you route the cables, make sure that they are not subjected to be broken. •...
IdeaPad B460 Hardware Maintenance Manual 1100 LCD unit For access, remove these FRUs in the direction shown by arrow 3. 1 1 1 1 3 2 When installing: •• Route the antenna cables ... connector in order: •• "1010 Battery pack" on page 34 •• "1050 Optical drive" on page 38 •• "1080 Keyboard" on page 42 •• "1090 Keyboard bezel" on page 44 Figure 10. As you route the cables, make sure that they are not subjected to be broken. •...
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... to drop the system board on a bench top that has a hard surface, such as an ESD mat or conductive corrugated material. IdeaPad B460 Hardware Maintenance Manual 1110 System board and ExpressCard slot assembly Important notices for handling the system board: When handling the system board, bear the following..."1060 DIMM" on page 39 •• "1070 PCI Express Mini Card for wireless LAN/WAN" on page 40 •• "1080 Keyboard" on page 42 •• "1090 Keyboard bezel" on page 44 •• "1100 LCD unit" on a padded surface such as metal, wood, or composite. • Avoid...
... to drop the system board on a bench top that has a hard surface, such as an ESD mat or conductive corrugated material. IdeaPad B460 Hardware Maintenance Manual 1110 System board and ExpressCard slot assembly Important notices for handling the system board: When handling the system board, bear the following..."1060 DIMM" on page 39 •• "1070 PCI Express Mini Card for wireless LAN/WAN" on page 40 •• "1080 Keyboard" on page 42 •• "1090 Keyboard bezel" on page 44 •• "1100 LCD unit" on a padded surface such as metal, wood, or composite. • Avoid...
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Removal steps of fan assembly and heat sink assembly Note: Loosen five screws 1, but do not remove them. IdeaPad B460 Hardware Maintenance Manual 1120 Fan assembly and Heat Sink assembly For access, remove these FRUs in the direction shown by arrow 2. 1 1 1 1 1 2 When installing: Make sure...drive" on page 37 •• "1050 Optical drive" on page 38 •• "1060 DIMM" on page 39 •• "1080 Keyboard" on page 42 •• "1090 Keyboard bezel" on page 44 •• "1100 LCD unit" on page 48 •• "1110 System board and ExpressCard slot assembly" on...
Removal steps of fan assembly and heat sink assembly Note: Loosen five screws 1, but do not remove them. IdeaPad B460 Hardware Maintenance Manual 1120 Fan assembly and Heat Sink assembly For access, remove these FRUs in the direction shown by arrow 2. 1 1 1 1 1 2 When installing: Make sure...drive" on page 37 •• "1050 Optical drive" on page 38 •• "1060 DIMM" on page 39 •• "1080 Keyboard" on page 42 •• "1090 Keyboard bezel" on page 44 •• "1100 LCD unit" on page 48 •• "1110 System board and ExpressCard slot assembly" on...
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... the CPU in the direction shown by arrow 2. 1 a b 2 When installing: Place the CPU on page 54 Attention: CPU is extremely sensitive. Figure 13. Lenovo IdeaPad B460 1130 CPU For access, remove these FRUs in the direction shown by arrow a , and then rotate the head of the screw in order: ••... on page 37 •• "1050 Optical drive" on page 38 •• "1060 DIMM" on page 39 •• "1080 Keyboard" on page 42 •• "1090 Keyboard bezel" on page 44 •• "1100 LCD unit" on page 48 •• "1110 System board and ExpressCard slot assembly" on...
... the CPU in the direction shown by arrow 2. 1 a b 2 When installing: Place the CPU on page 54 Attention: CPU is extremely sensitive. Figure 13. Lenovo IdeaPad B460 1130 CPU For access, remove these FRUs in the direction shown by arrow a , and then rotate the head of the screw in order: ••... on page 37 •• "1050 Optical drive" on page 38 •• "1060 DIMM" on page 39 •• "1080 Keyboard" on page 42 •• "1090 Keyboard bezel" on page 44 •• "1100 LCD unit" on page 48 •• "1110 System board and ExpressCard slot assembly" on...
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...on page 37 •• "1050 Optical drive" on page 38 •• "1060 DIMM" on page 39 •• "1080 Keyboard" on page 42 •• "1090 Keyboard bezel" on page 44 •• "1100 LCD unit" on page 48 •• "1110 System board and ExpressCard slot assembly" on... page 50 Figure 14. IdeaPad B460 Hardware Maintenance Manual 1140 base cover, speakers and bluetooth card For access, remove these FRUs in...
...on page 37 •• "1050 Optical drive" on page 38 •• "1060 DIMM" on page 39 •• "1080 Keyboard" on page 42 •• "1090 Keyboard bezel" on page 44 •• "1100 LCD unit" on page 48 •• "1110 System board and ExpressCard slot assembly" on... page 50 Figure 14. IdeaPad B460 Hardware Maintenance Manual 1140 base cover, speakers and bluetooth card For access, remove these FRUs in...
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..." on page 34 •• "1050 Optical drive" on page 38 •• "1080 Keyboard" on page 42 •• "1090 Keyboard bezel" on page 44 •• "1100 LCD unit" on page 48 Figure 15. IdeaPad B460 Hardware Maintenance Manual 1150 LCD front bezel For access, remove these FRUs in the direction...
..." on page 34 •• "1050 Optical drive" on page 38 •• "1080 Keyboard" on page 42 •• "1090 Keyboard bezel" on page 44 •• "1100 LCD unit" on page 48 Figure 15. IdeaPad B460 Hardware Maintenance Manual 1150 LCD front bezel For access, remove these FRUs in the direction...
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... panel in order: •• "1010 Battery pack" on page 34 •• "1050 Optical drive" on page 38 •• "1080 Keyboard" on page 42 •• "1090 Keyboard bezel" on page 44 •• "1100 LCD unit" on page 48 •• "1150 LCD front bezel" on page 62 Figure... 16. Removal steps of LCD panel, LCD cable and hinges Remove two screws 1. Lenovo IdeaPad B460 1160 LCD panel, LCD cable and hinges For access...
... panel in order: •• "1010 Battery pack" on page 34 •• "1050 Optical drive" on page 38 •• "1080 Keyboard" on page 42 •• "1090 Keyboard bezel" on page 44 •• "1100 LCD unit" on page 48 •• "1150 LCD front bezel" on page 62 Figure... 16. Removal steps of LCD panel, LCD cable and hinges Remove two screws 1. Lenovo IdeaPad B460 1160 LCD panel, LCD cable and hinges For access...
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IdeaPad B460 Hardware Maintenance Manual 1170 Integrated camera For access, remove these FRUs in order: •• "1010 Battery pack" on page 34 •• "1050 Optical drive" on page 38 •• "1080 Keyboard" on page 42 •• "1090 Keyboard bezel" on page 44 •• "1100 LCD unit" on page 48...
IdeaPad B460 Hardware Maintenance Manual 1170 Integrated camera For access, remove these FRUs in order: •• "1010 Battery pack" on page 34 •• "1050 Optical drive" on page 38 •• "1080 Keyboard" on page 42 •• "1090 Keyboard bezel" on page 44 •• "1100 LCD unit" on page 48...