Lenovo B430 Laptop Hardware Maintenance Manual - Lenovo B430
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- Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 1
Hardware Maintenance Manual Lenovo B430 - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 2
and the product it supports, be sure to read the general information under Appendix A "Notices" on page 97. Second Edition (November 2012) © Copyright Lenovo 2012. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant a General Services Administration "GSA" contract, use - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 3
manual iii Chapter 1. Safety information . . . . . 1 General safety 1 Electrical safety 2 Safety inspection guide symptoms 40 Intermittent problems 40 Undetermined problems 41 Chapter 5. Status replacing a FRU 57 General guidelines 57 Before servicing Lenovo B430 models . . . . . 58 1010 - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 4
and LCD cable with microphone board 93 2040 Wireless antenna assembly and LCD rear cover assembly 95 Appendix A. Notices 97 Trademarks 98 ii Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 5
About this manual This manual contains service and reference information for the following Lenovo products. Lenovo B430 Machine Type (MT) 6270 Use this manual along with the advanced diagnostic tests to troubleshoot problems. Important: This manual is intended only for trained service technicians - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 6
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presents the following safety information that you need to be familiar with before you service a Lenovo notebook computer. • "General safety" on page 1 • "Electrical safety" on page 2 • "Safety inspection guide" on page 3 • "Handling devices that are sensitive to electrostatic discharge" on page - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 8
special safety precautions when you work with very high voltages. Instructions for these precautions are in the safety sections of maintenance conductive; such touching can cause personal injury and machine damage. • Do not service the following parts with the power on: - Power supply units - Pumps - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 9
service technicians from injury. This guide guide. If any unsafe conditions are present, you must determine how serious the apparent hazard could be and whether you can continue without first correcting the problem your computer. Go to: http://www.lenovo.com/serviceparts-lookup. c. Insulation must not - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 10
grounding system, such as those listed below, to provide protection that meets the specific service requirement. Note: The use of a grounding system to guard against ESD damage is desirable • German • Hebrew • Japanese • Korean • Spanish • Traditional Chinese DANGER 4 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 11
DANGER DANGER DANGER DANGER DANGER DANGER Chapter 1. Safety information 5 - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 12
DANGER 6 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 13
PERIGO PERIGO PERIGO Chapter 1. Safety information 7 - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 14
PERIGO PERIGO PERIGO PERIGO PERIGO 8 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 15
DANGER DANGER DANGER DANGER DANGER Chapter 1. Safety information 9 - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 16
DANGER DANGER DANGER VORSICHT VORSICHT 10 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 17
VORSICHT VORSICHT VORSICHT VORSICHT VORSICHT VORSICHT Chapter 1. Safety information 11 - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 18
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Chapter 1. Safety information 13 - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 20
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Chapter 1. Safety information 15 - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 22
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Laser compliance statement (multilingual translations) The laser compliance statements in this section are provided in the following languages: • English • Arabic • Brazilian Portuguese • French • German • Hebrew • Japanese • Korean • Spanish • Traditional Chinese Chapter 1. Safety information 17 - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 24
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Chapter 1. Safety information 19 - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 26
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Chapter 1. Safety information 21 - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 28
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, go to http://www.lenovo.com/Drivers and follow the instructions on the screen. Use the following strategy to prevent unnecessary expense for replacing and servicing FRUs: • If you are instructed to replace a FRU but the replacement does not correct the problem, reinstall the original FRU before - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 30
sequence in the computer you are servicing might have been changed. Be CTO). Custom Model Variant (CMV) This is a unique configuration that has been negotiated between Lenovo and the customer. A unique 4-digit MT and 3-digit model is provided to the model number. 24 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 31
FRUs are used to support CTO, CMV, and at the following Web site: http://www.lenovo.com/support/site.wss/document.do?lndocid=LOOK-WARNTY Select can be accessed at: http://www.lenovo.com/support. • To view the key commodities, Detail and then follow the instructions on the screen to reach the Product and - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 32
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to do first" on page 27 • "Checkout guide" on page 28 - "Lenovo Solution Center" on page 28 - "Quick Drives in the computer that you are servicing sequence might have been altered. If you software errors. Consider replacing a FRU only when a problem recurs. If you suspect that a FRU is defective, - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 34
symptom of unauthorized service or modification. • If the spindle of a hard disk drive becomes noisy, it might have been subject to excessive force, or dropped. Checkout guide Use the following procedures as a guide in identifying and correcting problems with the Lenovo notebook computer. Note: The - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 35
instructions on the screen to start the test. When a problem is detected, information messages are displayed. Refer to the messages to troubleshoot the problem. are servicing is not installed with the UEFI diagnostic program, you can download a bootable diagnostic program from the Lenovo Support Web - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 36
lenovo.com/diags. 2. Click Lenovo Bootable Diagnostics. 3. Follow the instructions error code descriptions and troubleshooting hints. 3. When 5. Follow the instructions on the screen code descriptions and troubleshooting hints. 2. Follow the instructions on the a power problem, see the instructions in - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 37
across pin 2 of the ac power adapter might differ from the one you are servicing. 3. If the voltage is not correct, replace the ac power adapter. 4. Battery tab. • For Windows 8: Open the Lenovo Support program and click Battery Health, or open the Lenovo Settings program and click Power. Note: If - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 38
. • If the voltage is not correct, replace the backup battery. • If the backup battery discharges quickly after replacement, replace the system board. 32 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 39
Service Web site: When the latest maintenance diskette and the system program service diskette become available, they will be posted on http://www.lenovo.com/support , go to http://www.lenovo.com/serviceparts-lookup. The recovery disc set consists of the user instructions and the following set of - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 40
the Set Up Windows screen is displayed. Follow the instructions on the screen to complete the Windows setup. 11. Fn+F10 to save changes and exit the Lenovo Setup program. Note: After restoring a drive the computer your are servicing does not perform well and the problem might be caused by Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 41
instructions on the screen. For more details about the Windows recovery solutions, refer to the help information system of the Windows 8 operating system. Passwords As many as three passwords might be needed for a Lenovo notebook Lenovo nor Lenovo authorized service technicians provide any services - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 42
Remove the battery pack. For instructions on how to remove the battery pack, see "1010 Battery pack available to the service technician, neither Lenovo nor Lenovo authorized service technicians provide any services to reset Lenovo Setup program. 3. Select Security. 36 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 43
Password field blank, and press Enter twice. 8. Press Fn+F10 to save changes and exit the Lenovo Setup program. The user hard disk password and the master hard disk password have been removed. Power Hibernation mode In hibernation mode, the following occurs: Chapter 4. Related service information 37 - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 44
the problem, put the original part back in the computer. Do not replace a nondefective FRU. This index can also help you determine, during regular servicing, what "Intermittent problems" on page 40. Note: For a device not supported by diagnostic codes in the Lenovo notebooks, see the manual for that - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 45
. 1. Run the Lenovo Setup program, and Replace the backup battery and run the Lenovo Setup program to reset the time and (two short beeps) Run the Lenovo Setup program to reset the time system does not support batteries that are not genuine Lenovo-made or . Attention: Lenovo has no responsibility - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 46
The TFT LCD for the notebook computer contains many thin-film problems can cause viewing concerns. If the LCD you are servicing • This policy applies to all Lenovo Notebooks purchased on 1 January, 2008 or LCD assembly. Intermittent problems Intermittent system hang problems can be due to - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 47
: a. Non-Lenovo devices b. Printer problem does not recur, reconnect the removed devices one at a time until you find the failing FRU. 7. If the problem remains, replace the following FRUs one at a time (do not replace a nondefective FRU): a. System board b. LCD assembly Chapter 4. Related service - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 48
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is entering sleep or hibernation mode. • Slow blinking green: The computer is in sleep mode. • Off: The computer is off or in hibernation mode. © Copyright Lenovo 2012 43 - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 50
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the default brightness level, use the Power Manager program, or go into Control Panel ➙ Performance and Maintenance ➙ Power Options and make changes as desired. © Copyright Lenovo 2012 45 - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 52
Display Utility • Wireless device drivers Previous track/scene Use these keys for multimedia control. (F10) Play/Pause (F11) Next track/scene (F12) 46 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 53
Chapter 7. Locations This chapter introduces the locations of the hardware components on Lenovo B430 models. Locating computer controls, connectors, and indicators This topic introduces the locations of the computer controls, connectors, and indicators. Front view 12 1 11 10 9 3 4 5 8 7 6 - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 54
VGA) connector 5 Security keyhole 1 2 3 2 5 1 Small bottom cover 2 Battery pack latches 3 Battery pack Locating FRUs and CRUs This topic introduces the following service parts: • "Major FRUs and CRUs" on page 50 • "LCD FRUs and CRUs" on page 52 4 4 Large bottom cover 5 Built-in stereo speakers - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 55
a list of CRUs for your product in this Hardware Maintenance Manual. An electronic version of this manual can be found at http://www.lenovo.com/support. Click User Guides & Manuals and then follow the on-screen instructions to find the manual for your product. You might be required to return the - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 56
Major FRUs and CRUs 1 23 22 2 3 21 20 4 19 5 18 17 6 16 7 8 15 9 10 14 11 13 12 50 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 57
module 19 System board assembly 20 Thermal fan 21 Thermal pipes 22 Dummy cap 23 Keyboard Self-service CRU No No No No Yes Yes Yes No No Yes No Yes Yes Yes No No No Yes No No No No No Optional-service CRU No No No No No No No No No No No No No No No No No - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 58
LCD FRUs and CRUs 7 6 52 Hardware Maintenance Manual 11 2 3 5 4 - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 59
Hinges 3 Wireless antenna assembly 4 Integrated camera assembly 5 LCD cover kit 6 LCD cable with microphone board 7 LCD panel Self-service CRU No No No No No No No Optional-service CRU No No No No No No No Looking up FRU information For detailed FRU information, including part numbers - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 60
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a list of CRUs for your product in this Hardware Maintenance Manual. An electronic version of this manual can be found at http://www.lenovo.com/support. Click User Guides & Manuals and then follow the on-screen instructions to find the manual for your product. You might be required to return the - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 62
• Ensure torque screwdrivers are calibrated correctly following country specifications. Retaining serial numbers, MTM, UUID, and Asset ID Instructions for retaining serial numbers, MTM, UUID, or asset ID can be found at the following Web site: http://support.lenovo.com 56 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 63
a list of CRUs for your product in this Hardware Maintenance Manual. An electronic version of this manual can be found at http://www.lenovo.com/support. Click User Guides & Manuals and then follow the on-screen instructions to find the manual for your product. You might be required to return the - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 64
with one hand or by using an electrostatic discharge (ESD) strap. Before servicing Lenovo B430 models Some Lenovo B430 models you are servicing might have the SIM card that the customer has installed. If the your computer. Any other battery could ignite or explode. 58 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 65
Unlock the battery latch 1 . Hold the battery lock lever in the unlocked position, and remove the battery pack 2 . 1 2 2 When installing: Install the battery pack in the slot. Make sure that the battery latch is in the locked position. 1020 Large bottom cover For access, remove this FRU: • "1010 - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 66
small bottom cover as shown in the following illustration. 1040 Optical drive or blank bezel For access, remove these FRUs in order: 60 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 67
• "1010 Battery pack" on page 58 • "1020 Large bottom cover" on page 59 Removal steps of optical drive or blank bezel 1 Note: Your models might look slightly different from the illustration above. Step 1 Screw (quantity) M2 × 3 mm, wafer-head, nylon-coated (1) Color Black Torque 0.181 Nm (1.85 - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 68
the illustration above. When installing: Note: If only one memory module is to be installed on the computer you are servicing, the memory module must be installed in SLOT-0 ( a lower slot), but not in SLOT-1 ( b upper the computer is operating or is in suspend mode. 62 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 69
Removal steps of hard disk drive assembly 1 1 2 2 Note: Your model might look slightly different from the illustration above. Step 1 Screw (quantity) M2 × 3 mm, wafer-head, nylon-coated (2) Color Black Torque 0.181 Nm (1.85 kgf-cm) 3 When installing: Make sure that the hard disk drive is - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 70
these FRUs in order: • "1010 Battery pack" on page 58 • "1020 Large bottom cover" on page 59 Torque 0.392 Nm (4 kgf-cm) 64 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 71
Removal steps of PCI Express Mini Card for wireless LAN In step 1 , unplug the connectors by using the antenna RF connector removal tool or pick the connectors with your fingers and gently unplug them in the direction of the arrows. 1 2 1 Note: Your model might look slightly different from the - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 72
Thermal fan For access, remove these FRUs in order: • "1010 Battery pack" on page 58 • "1020 Large bottom cover" on page 59 66 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 73
Removal steps of thermal fan Note: Loosen the screws 2 . 2 2 2 1 Note: Your model might look slightly different from the illustration above. When installing: Make sure that the connector is attached firmly to the system board. 3 Note: Your model might look slightly different from the illustration - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 74
of 0.2 grams, on the part marked a as shown in the following illustrations. Either too much or too less application of grease can cause a thermal problem due to imperfect contact with a component. You need to peel the thin film off from the rubbers marked b . For models with a discrete thermal pipes - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 75
a b a For models with an integrated thermal pipes b a 1110 Keyboard For access, remove these FRUs in order: • "1010 Battery pack" on page 58 • "1020 Large bottom cover" on page 59 Chapter 9. Removing or replacing a FRU 69 - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 76
and the keyboard is secured. Step 1 Screw (quantity) M2 × 8 mm, wafer-head, nylon-coated (2) Color Black Torque 0.181 Nm (1.85 kgf-cm) 2 2 70 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 77
4 4 4 4 3 5 6 Installation steps of keyboard To install the keyboard, do the following: 1. Attach the connectors. Chapter 9. Removing or replacing a FRU 71 - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 78
• "1040 Optical drive or blank bezel" on page 60 • "1060 Hard disk drive assembly" on page 62 • "1110 Keyboard" on page 69 72 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 79
Removal steps of keyboard bezel assembly 1 1 2 2 2 1 1 1 2 1 1 1 1 1 Note: Your model might look slightly different from the illustration above. Step 1 Screw (quantity) M2 × 8 mm, wafer-head, nylon-coated (10) Color Black 2 M2 × 3 mm, wafer-head, nylon-coated (4) Black Torque 0. - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 80
, release the keyboard bezel from the frame using a plastic pry tool as shown in the following illustration. 7 7 7 7 7 7 9 8 7 7 7 Removal steps of card reader 1 2 74 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 81
Step 1 Screw (quantity) M2 × 3 mm, wafer-head, nylon-coated (1) Removal steps of touch pad 3 Color Silver Torque 0.181 Nm (1.85 kgf-cm) 3 1 2 4 When installing: Make sure that the connectors are attached firmly to the keyboard bezel assembly. Removal steps of dummy cap 1 2 Chapter 9. Removing - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 82
fan" on page 66 • "1100 Thermal pipes" on page 67 Attention: The CPU is extremely sensitive. When you service the CPU, avoid any kind of rough handling. Removal steps of CPU Rotate the head of the screw in the direction direction shown by the arrow 3 to secure the CPU. 76 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 83
steps of system board Attention: The following components soldered on the top side of the system board are extremely sensitive. When you service the system board, avoid any kind of rough handling. a CPU b Platform Controller Hub (PCH) c Graphics Processing Unit (GPU) (discrete graphics card) Chapter - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 84
For models with a discrete thermal module a b c For models with an integrated thermal module a b 78 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 85
6 5 3 4 2 1 When installing: Make sure that the connectors are attached firmly to the system board. 7 7 Step 7 Screw (quantity) M2 × 5 mm, wafer-head, nylon-coated (2) Color Silver Torque 0.181 Nm (1.85 kgf-cm) Chapter 9. Removing or replacing a FRU 79 - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 86
69 • "1120 Keyboard bezel assembly, card reader, touch pad, and dummy cap" on page 72 • "1140 System board assembly" on page 77 80 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 87
Removal steps of speaker assembly 1 1 1 Step 1 Screw (quantity) M2 × 2 mm, wafer-head, nylon-coated, big head (3) Color Black Torque 0.181 Nm (1.85 kgf-cm) 2 2 When installing: Attach the speaker assembly and route the cable as shown in the following figure, and make sure that the speaker - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 88
" on page 60 • "1060 Hard disk drive assembly" on page 62 • "1110 Keyboard" on page 69 Torque 0.181 Nm (1.85 kgf-cm) 82 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 89
• "1120 Keyboard bezel assembly, card reader, touch pad, and dummy cap" on page 72 Removal steps of I/O sub card with USB connector and audio jack 1 3 2 When installing: Make sure that the connector is attached firmly to the system board. Step 3 Screw (quantity) M2 × 5 mm, wafer-head, nylon- - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 90
" on page 62 • "1110 Keyboard" on page 69 • "1120 Keyboard bezel assembly, card reader, touch pad, and dummy cap" on page 72 84 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 91
Removal steps of RJ45 sub card 3 2 1 When installing: Make sure that the connector is attached firmly to the system board. Step 3 Screw (quantity) M2 × 5 mm, wafer-head, nylon-coated (1) Color Silver Torque 0.181 Nm (1.85 kgf-cm) 4 4 Chapter 9. Removing or replacing a FRU 85 - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 92
attached firmly to the system board. Step 2 Screw (quantity) M2.5 × 5 mm, wafer-head, nylon-coated (5) Color Black Torque 0.392 Nm (4 kgf-cm) 86 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 93
In step 3 , release the wireless antenna cables from the cable guides. 33 3 3 3 3 3 3 3 3 4 4 Chapter 9. Removing or replacing a FRU 87 - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 94
In step 5 , release wireless antenna cables from the cable guides. 5 5 5 6 6 88 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 95
1200 Base cover assembly and DC-in connector For access, remove these FRUs in order: • "1010 Battery pack" on page 58 • "1020 Large bottom cover" on page 59 • "1030 Small bottom cover" on page 60 • "1040 Optical drive or blank bezel" on page 60 • "1060 Hard disk drive assembly" on page 62 • "1070 - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 96
reader, touch pad, and dummy cap" on page 72 • "1180 RJ45 sub card" on page 84 • "1190 LCD unit" on page 86 90 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 97
Removal steps of LCD bezel assembly 1 1 1 1 Step 1 Screw cap Screw (quantity) M2 × 4.5 mm, wafer-head, nylon-coated (4) Color Silver 2 2 22 2 2 2 2 2 2 Torque 0.392 Nm (4 kgf-cm) When installing: Make sure that all the latches are attached firmly. Then secure the bezel with the screws. 2020 - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 98
LCD panel and hinges 11 11 Step 1 Screw (quantity) M2.5 × 4 mm, wafer-head, nylon-coated (4) 2 Color Black Torque 0.294 Nm (3 kgf-cm) 2 92 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 99
5 4 3 When installing: Make sure that the LCD connector is attached firmly. Removal steps of hinges 1 12 1 Step 1 Screw (quantity) M2 × 3 mm, wafer-head, nylon-coated, small head (6) 1 Color Black 1 2 1 Torque 0.181 Nm (1.85 kgf-cm) 2030 Integrated camera and LCD cable with microphone board - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 100
, nylon-coated, small head (1) Color Black When installing: Make sure that the connector is attached firmly. 3 4 Torque 0.181 Nm (1.85 kgf-cm) 94 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 101
cable with microphone board" on page 93 Removal steps of wireless antenna assembly and LCD rear cover assembly Release the antenna cables from the cable guides on the LCD rear cover assembly. 1 1 2 2 2 2 Chapter 9. Removing or replacing a FRU 95 - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 102
you route the cables, make sure that they are not subject to any tension. Tension could cause the cables to be damaged by the cable guides, or a wire to be broken. a Wireless LAN AUX antenna (black) b Wireless LAN MAIN antenna (gray) a b 96 Hardware Maintenance - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 103
and verify the operation of any other product, program, or service. Lenovo may have patents or pending patent applications covering subject matter described document are not intended for use in implantation or other life support applications where malfunction may result in injury or death to - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 104
Lenovo is the trademark of Lenovo in the United States, other countries or both: The following terms are trademarks of the Microsoft group of companies: Microsoft Windows Other company, product, or service names may be the trademarks or service marks of others. 98 Hardware Maintenance Manual - Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 105
- Lenovo B430 Laptop | Hardware Maintenance Manual - Lenovo B430 - Page 106
Part Number: 0B48977_01 Printed in China (1P) P/N: 0B48977_01 *1P0B48977_01*
Hardware Maintenance Manual
Lenovo B430