Page 1 Hardware Maintenance Manual ThinkPad Edge E430, E430c, and E435...
Page 2 Appendix A “Notices” on page 101. First Edition (May 2012) © Copyright Lenovo 2012. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant a General Services Administration “GSA” contract, use, reproduction, or disclosure is subject to restrictions set forth in Contract No. GS-35F-05925.
Page 3: Table Of Contents
Checkout guide ....Chapter 8. FRU replacement Lenovo Solution Center ..notices ....53 Quick test programs.
Page 4 1070 PCI Express Mini Card for wireless LAN . . 1190 RJ45 sub card ... . 1080 PCI Express Mini Card for wireless WAN or 1200 LCD unit ....mSATA solid state drive .
Page 5: About This Manual
Before servicing a ThinkPad product, be sure to read all the information under Chapter 1 “Safety information” on page 1 and Chapter 2 “Important service information” on page 23. © Copyright Lenovo 2012...
Page 6 Hardware Maintenance Manual...
Page 7: Chapter 1. Safety Information
• Reinstall all covers correctly before returning the machine to the customer. • Fan louvers on the machine help to prevent overheating of internal components. Do not obstruct fan louvers or cover them with labels or stickers. © Copyright Lenovo 2012...
Page 8: Electrical Safety
Electrical safety Observe the following rules when working on electrical equipment. Important: • Use only approved tools and test equipment. Some hand tools have handles covered with a soft material that does not insulate you when working with live electrical currents. •...
Page 9: Safety Inspection Guide
0.1 ohm or less between the external ground pin and the frame ground. b. The power cord should be the authorized type specified for your computer. Go to: http://www.lenovo.com/serviceparts-lookup. c. Insulation must not be frayed or worn. 4. Check for cracked or bulging batteries.
Page 10: Grounding Requirements
Notes: 1. Use product-specific ESD procedures when they exceed the requirements noted here. 2. Make sure that the ESD protective devices you use have been certified (ISO 9000) as fully effective. When handling ESD-sensitive parts: • Keep the parts in protective packages until they are inserted into the product. •...
Page 11 DANGER DANGER DANGER DANGER DANGER DANGER Chapter 1 Safety information...
Page 12 DANGER Hardware Maintenance Manual...
Page 13 PERIGO PERIGO PERIGO Chapter 1 Safety information...
Page 14 PERIGO PERIGO PERIGO PERIGO PERIGO Hardware Maintenance Manual...
Page 15 DANGER DANGER DANGER DANGER DANGER Chapter 1 Safety information...
Page 16 DANGER DANGER DANGER VORSICHT VORSICHT Hardware Maintenance Manual...
Page 17 VORSICHT VORSICHT VORSICHT VORSICHT VORSICHT VORSICHT Chapter 1 Safety information...
Page 18 Hardware Maintenance Manual...
Page 19 Chapter 1 Safety information...
Page 20 Hardware Maintenance Manual...
Page 21 Chapter 1 Safety information...
Page 22 Hardware Maintenance Manual...
Page 23: Laser Compliance Statement (Multilingual Translations)
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...
Page 24 Hardware Maintenance Manual...
Page 25 Chapter 1 Safety information...
Page 26 Hardware Maintenance Manual...
Page 27 Chapter 1 Safety information...
Page 28 Hardware Maintenance Manual...
Page 29: Chapter 2. Important Service Information
UEFI BIOS downloads. Telephone numbers for Lenovo Support are available at: http://www.lenovo.com/support/phone • System disassembly and reassembly videos that show the FRU removal or replacement procedures for the Lenovo authorized service technicians are available at: http://www.lenovoservicetraining.com/ion/ Strategy for replacing FRUs Before replacing parts: Make sure that all software fixes, drivers, and UEFI BIOS downloads are installed before you replace any FRUs listed in this manual.
Page 30: Strategy For Replacing A Hard Disk Drive
Dynamic Configure To Order (CTO) This provides the ability for a customer to configure a Lenovo solution from an eSite, and have this configuration sent to fulfillment, where it is built and shipped directly to the customer. The machine label, Product Entitlement Warehouse (PEW), and eSupport will load these products as the 4-digit MT and 3-digit model, where model = “CTO”...
Page 31: Fru Identification For Cto, Cmv, And Gav Products
• eSupport can be used to view the list of key commodities built in a particular machine serial (this is the same record found in PEW). • eSupport can be accessed at: http://www.lenovo.com/support. • To view the key commodities, do the following: 1.
Page 32 Hardware Maintenance Manual...
Page 33: Chapter 3. General Checkout
This chapter presents following information: • “What to do first” on page 27 • “Checkout guide” on page 28 – “Lenovo Solution Center” on page 28 – “Quick test programs” on page 28 – “UEFI diagnostic program” on page 29 –...
Page 34: Checkout Guide
It also can be downloaded from http://www.lenovo.com/diags. To run the Lenovo Solution Center program, click Start ➙ Control Panel ➙ System and Security ➙ Lenovo - System Health and Diagnostics, and then follow the instructions on the screen.
Page 35: Uefi Diagnostic Program
F12 key. 3. Press the Tab key to switch to the Application Menu window. 4. Use the arrow keys to select Lenovo Diagnostics and then press Enter. The main screen of the UEFI diagnostic program is displayed.
Page 36: Power System Checkout
3. Follow the instructions on the Web site to create a bootable diagnostic medium on a USB device or CD. To use the diagnostic medium you have created, do one of the following: • If you have created the bootable diagnostic medium on a USB device, do the following: 1.
Page 37: Checking Operational Charging
1. Unplug the ac power adapter cable from the computer. 2. Measure the output voltage at the plug of the ac power adapter cable. See the following figure: Voltage (V dc) Ground (20V) Note: Output voltage across pin 2 of the ac power adapter might differ from the one you are servicing. 3.
Page 38: Checking The Backup Battery
Terminal Voltage (V dc) + 0 to + 12.6 Ground (-) 3. If the voltage is less than +11.0 V dc, the battery pack has been discharged. Note: Recharging will take at least 3 hours, even if the indicator does not turn on. If the voltage is still less than +11.0 V dc after recharging, replace the battery.
Page 39: Chapter 4. Related Service Information
For information on which discs to order, go to http://www.lenovo.com/serviceparts-lookup. The recovery disc set consists of the user instructions and the following set of DVDs to restore the computer to the original factory configuration.
Page 40: Passwords
If a master hard disk password has been set, it can be used to access the hard disk drive. If no master hard disk password is available, neither Lenovo nor Lenovo authorized service technicians provide Hardware Maintenance Manual...
Page 41: Supervisor Password
Attention: If User only mode is selected and the user hard disk password has been forgotten and cannot be made available to the service technician, neither Lenovo nor Lenovo authorized service technicians provide any services to reset the user hard disk password, or to recover data from the hard disk drive. The hard disk drive can be replaced for a scheduled fee.
Page 42: Power Management
1. Turn on the computer. 2. When the ThinkPad logo is displayed, immediately press F1 to enter the ThinkPad Setup program. 3. Select Security. 4. Select Password. 5. Select Hard-disk x password where x is the letter of the hard disk drive. A pop-up window opens. 6.
Page 43: Hibernation Mode
Note: The computer does not accept any input immediately after it enters sleep mode. Wait a few seconds before taking any action to reenter operation mode. Hibernation mode In hibernation mode, the following occurs: • The system status, RAM, VRAM, and setup data are stored on the hard disk drive. •...
Page 44: Numeric Error Codes
2. Thermal grease. 3. System board. This system does not support batteries that are not Replace the battery. genuine Lenovo-made or authorized. The system will continue to boot, but may not charge unauthorized batteries. Attention: Lenovo has no responsibility for the...
Page 45: No-Beep Symptoms
If the LCD you are servicing has two or less visible defective pixels, it should not be considered faulty. However, if the LCD has three or more visible defective pixels, it will be deemed as defective by Lenovo and it should be replaced.
Page 46: Undetermined Problems
Undetermined problems If the diagnostic tests did not identify the device that has failed, if wrong devices are installed, or if the system simply is not operating, follow these procedures to isolate the failing FRU (do not isolate FRUs that have no defects). Verify that all attached devices are supported by the computer.
Page 47: Copyright Lenovo
Press F9 to enable or disable the wireless features. You can quickly change the power state of each feature on the list. Power status • Green: The ac power adapter is connected. • Off: The ac power adapter is not connected. © Copyright Lenovo 2012...
Page 48 Table 5. Status indicators (continued) Indicator Meaning System status The illuminated dot in the ThinkPad logo on the outer lid of the computer and on the palm rest works as a system status indicator: it shows whether the computer is in sleep, hibernation, or normal mode.
Page 49: Chapter 6. Special Keys
(F8) is to change the brightness level temporarily. To change 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...
Page 50 Table 6. Special keys (continued) Description Special key Wireless radio control Press this key to enable or disable the built-in wireless networking features. When you (F9) press this key, a list of wireless features is displayed. You can quickly change the state of each feature on the list.
Page 51: Chapter 7. Locations
TrackPoint pointing stick ® Always On USB connector UltraNav pointing device Combo audio jack Power button System status indicator : For the description of the system status indicator, see Chapter 5 “Status indicators” on page 41. © Copyright Lenovo 2012...
Page 52: Rear View
Rear view External monitor connector System status indicator USB connectors Security keyhole HDMI port : For the description of the system status indicator, see Chapter 5 “Status indicators” on page 41. Bottom view Small bottom cover Large bottom cover Battery pack latches Built-in stereo speakers Battery pack : The wireless WAN card or mSATA solid state drive, and the backup battery are located underneath...
Page 53 CRUs, you can either install the CRU yourself or you can request that a Service Provider install the CRU according to the warranty service for your product. If you intend on installing the CRU, Lenovo will ship the CRU to you. CRU information and replacement instructions are shipped with your product and are available from Lenovo at any time upon request.
Page 54: Major Frus And Crus
Major FRUs and CRUs Hardware Maintenance Manual...
Page 55 Table 7. Major FRUs and CRUs FRU description Self-service CRU Optional-service CRU LCD unit Power button sub card Keyboard bezel Backup battery Wireless WAN card or mSATA solid state drive Half-size wireless WAN card bracket Wireless LAN card Battery pack RJ45 sub card DC-in connector Optical drive or blank bezel...
Page 56: Lcd Frus And Crus
LCD FRUs and CRUs Hardware Maintenance Manual...
Page 57: Looking Up Fru Information
Optional-service CRU LCD bezel Hinges Wireless antenna assembly Integrated camera assembly LCD rear cover LCD cable LCD panel Looking up FRU information For detailed FRU information, including part numbers, descriptions, and substitution part numbers, go to http://www.lenovo.com/serviceparts-lookup. Chapter 7 Locations...
Page 58 Hardware Maintenance Manual...
Page 59: Chapter 8. Fru Replacement Notices
Lenovo will ship the CRU to you. CRU information and replacement instructions are shipped with your product and are available from Lenovo at any time upon request. You can find 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.
Page 60: Retaining Serial Numbers
If you replace the system board, you must restore the serial number of the system unit to its original value. Before replacing the system board, save the original serial number by doing the following: 1. Install the LENOVO ThinkPad Hardware Maintenance Diskette Version 1.76 or later, and restart the computer.
Page 61: Retaining The Uuid
When you replace the system board, you must set the UUID on the new system board as follows: 1. Install the LENOVO ThinkPad Hardware Maintenance Diskette Version 1.76 or later, and restart the computer.
Page 62 If the system board is being replaced, try to read the ECA information from the old system board and transfer the information to the new system. If the system board is inoperable, this will not be possible. Hardware Maintenance Manual...
Page 63: Chapter 9. Removing Or Replacing A Fru
Lenovo will ship the CRU to you. CRU information and replacement instructions are shipped with your product and are available from Lenovo at any time upon request. You can find 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.
Page 64: Before Servicing Thinkpad Edge E430 And E430C Models
The only exception to this is if the battery pack is physically damaged or a customer is reporting a possible safety issue. • If Lenovo Solution Center is not installed in the computer, the customer should download this program before a non-physically damaged battery pack is replaced. Note that a physically damaged battery pack is a non-warranty replacement part.
Page 65: 1020 Large Bottom Cover
Unlock the battery latch . Hold the battery lock lever in the unlocked position, and remove the battery pack 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: •...
Page 66: 1030 Small Bottom Cover
When installing: Attach the large bottom cover as shown in the following illustration. 1030 Small bottom cover For access, remove this FRU: • “1010 Battery pack” on page 58 Removal steps of small bottom cover Note: Loosen the screw When installing: Attach the small bottom cover as shown in the following illustration. 1040 Optical drive or blank bezel For access, remove these FRUs in order: Hardware Maintenance Manual...
Page 67: 1050 Memory Modules
• “1010 Battery pack” on page 58 • “1020 Large bottom cover” on page 59 Removal steps of optical drive or blank bezel Note: Your models might look slightly different from the illustration above. Torque Step Screw (quantity) Color M2 × 3 mm, wafer-head, nylon-coated (1) Black 0.181 Nm (1.85 kgfcm)
Page 68: 1060 Hard Disk Drive Assembly
Removal steps of memory modules Note: Your model might look slightly different from 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 ( lower slot), but not in SLOT-1 ( upper slot).
Page 69: Step Screw (Quantity) M2 × 3 Mm, Wafer-Head, Nylon-Coated
Removal steps of hard disk drive assembly Note: Your model might look slightly different from the illustration above. Step Screw (quantity) Color Torque Black 0.181 Nm M2 × 3 mm, wafer-head, nylon-coated (2) (1.85 kgfcm) When installing: Make sure that the hard disk drive is attached firmly. Chapter 9 Removing or replacing a FRU...
Page 70: 1070 Pci Express Mini Card For Wireless Lan
Removal steps of hard disk drive bracket Step Screw (quantity) Color Torque M3 × 3 mm, wafer-head, nylon-coated (4) Silver 0.392 Nm (4 kgfcm) 1070 PCI Express Mini Card for wireless LAN For access, remove these FRUs in order: • “1010 Battery pack”...
Page 71: 1080 Pci Express Mini Card For Wireless Wan Or Msata Solid State Drive
Removal steps of PCI Express Mini Card for wireless LAN In step , 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. Note: Your model might look slightly different from the illustration above.
Page 72 • “1010 Battery pack” on page 58 • “1030 Small bottom cover” on page 60 Removal steps of PCI Express Mini Card for wireless WAN In step , 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.
Page 73 Removal steps of PCI Express Half Mini Card for wireless WAN In step , 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. When installing: Plug the red cable into the jack marked MAIN, and the blue cable into the jack marked AUX on the card.
Page 74 Removal steps of mSATA solid state drive Attention: • Do not drop the drive or apply any physical shock to it. The drive is sensitive to physical shock. Improper handling can cause damage and permanent loss of data. • Before removing the drive, have the user make a backup copy of all the information on it if possible. •...
Page 75: 1090 Backup Battery
1090 Backup battery For access, remove these FRUs in order: • “1010 Battery pack” on page 58 • “1030 Small bottom cover” on page 60 Removal steps of backup battery DANGER Use only the authorized battery specified for your computer. Any other battery could ignite or explode.
Page 76: 1100 Thermal Fan
1100 Thermal fan For access, remove these FRUs in order: • “1010 Battery pack” on page 58 • “1020 Large bottom cover” on page 59 Removal steps of thermal fan Note: Loosen the screws 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.
Page 77 • “1100 Thermal fan” on page 70 Removal steps of thermal pipes Loosen the screws in ascending alphabetic order as illustrated. When attaching the thermal pipes, secure the screws in reverse order. Note: Different models might have different numbers of screws. Note: Your model might look slightly different from the illustration above.
Page 78: 1120 Keyboard
For models with an integrated thermal pipes 1120 Keyboard For access, remove these FRUs in order: • “1010 Battery pack” on page 58 • “1020 Large bottom cover” on page 59 Hardware Maintenance Manual...
Page 79 Removal steps of keyboard Note: Your model might look slightly different from the illustration above. When installing: Make sure that the screws are fastened and the keyboard is secured. Step Screw (quantity) Color Torque M2 × 8 mm, wafer-head, nylon-coated (2) Black 0.181 Nm (1.85 kgfcm)
Page 80 Installation steps of keyboard To install the keyboard, do the following: 1. Attach the connectors. Hardware Maintenance Manual...
Page 81: 1130 Keyboard Bezel
2. Attach the keyboard and ensure that the keyboard edges are under the frame. 3. To make sure that the front side of the keyboard is housed firmly, gently press the keys with your thumbs and slide the keyboard toward you until the keyboard is in place. 4.
Page 82 Removal steps of top case assembly Note: Your model might look slightly different from the illustration above. Step Screw (quantity) Color Torque M2 × 8 mm, wafer-head, nylon-coated (10) Black 0.181 Nm (1.85 kgfcm) M2 × 3 mm, wafer-head, nylon-coated (4) Black 0.181 Nm (1.85 kgfcm)
Page 83: 1140 Cpu
When installing: Make sure that the connectors are attached firmly to the system board. In step , release the keyboard bezel from the frame using a plastic pry tool as shown in the following illustration. 1140 CPU For access, remove these FRUs in order: •...
Page 84: 1150 System Board Assembly
Removal steps of CPU Rotate the head of the screw in the direction shown by the arrow to release the lock; then remove the When installing: Place the CPU above the CPU socket, and then rotate the head of the screw in the direction shown by the arrow to secure the CPU.
Page 85 • “1020 Large bottom cover” on page 59 • “1030 Small bottom cover” on page 60 • “1040 Optical drive or blank bezel” on page 60 • “1050 Memory modules” on page 61 • “1060 Hard disk drive assembly” on page 62 •...
Page 86 For models with an integrated thermal module When installing: Make sure that the connectors are attached firmly to the system board. Hardware Maintenance Manual...
Page 87: 1160 Speaker Assembly
Torque Step Screw (quantity) Color M2 × 5 mm, wafer-head, nylon-coated (2) Silver 0.181 Nm (1.85 kgfcm) When installing: Make sure that the connector is attached firmly to the system board. 1160 Speaker assembly For access, remove these FRUs in order: •...
Page 88 • “1130 Keyboard bezel” on page 75 • “1150 System board assembly” on page 78 Removal steps of speaker assembly Torque Step Screw (quantity) Color M2 × 2 mm, wafer-head, nylon-coated, big head (3) Black 0.181 Nm (1.85 kgfcm) Hardware Maintenance Manual...
Page 89: 1170 Power Button Sub Card
When installing: Attach the speaker assembly and route the cable as shown in the following figure, and make sure that the speaker connector is attached firmly. 1170 Power button sub card For access, remove these FRUs in order: • “1010 Battery pack” on page 58 •...
Page 90 • “1040 Optical drive or blank bezel” on page 60 • “1060 Hard disk drive assembly” on page 62 • “1120 Keyboard” on page 72 • “1130 Keyboard bezel” on page 75 Removal steps of I/O sub card with USB connector and audio jack When installing: Make sure that the connector is attached firmly to the system board.
Page 91: 1190 Rj45 Sub Card
1190 RJ45 sub card For access, remove these FRUs in order: • “1010 Battery pack” on page 58 • “1020 Large bottom cover” on page 59 • “1040 Optical drive or blank bezel” on page 60 • “1060 Hard disk drive assembly” on page 62 •...
Page 92 Removal steps of RJ45 sub card When installing: Make sure that the connector is attached firmly to the system board. Torque Step Screw (quantity) Color M2 × 5 mm, wafer-head, nylon-coated (1) Silver 0.181 Nm (1.85 kgfcm) Hardware Maintenance Manual...
Page 93: 1200 Lcd Unit
1200 LCD unit 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 •...
Page 94 In step , release the wireless antenna cables from the cable guides. Hardware Maintenance Manual...
Page 95 In step , release wireless antenna cables from the cable guides. Chapter 9 Removing or replacing a FRU...
Page 96: 1210 Base Cover Assembly And Dc-In Connector
1210 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 •...
Page 97 Applying labels to the base cover The new base cover FRU is shipped with a kit containing labels of several kinds. The following illustration shows the correct location of each label. Chapter 9 Removing or replacing a FRU...
Page 98: 2010 Lcd Bezel Assembly
If the Windows Certificate of Authentication (COA) label is attached to a part that is replaced, return the old part with the label attached to the customer, or provide a letter to the customer stating what the label was originally on the computer and what the label part number, serial number, and product key were. When you replace the base cover, apply the following labels: FCC label Serial number label...
Page 99 • “1080 PCI Express Mini Card for wireless WAN or mSATA solid state drive” on page 65 • “1120 Keyboard” on page 72 • “1130 Keyboard bezel” on page 75 • “1190 RJ45 sub card” on page 85 • “1200 LCD unit” on page 87 Removal steps of LCD bezel assembly Torque Step...
Page 100: 2020 Lcd Panel And Hinges
2020 LCD panel and hinges 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 •...
Page 101 When installing: Make sure that the LCD connector is attached firmly. Chapter 9 Removing or replacing a FRU...
Page 102: 2030 Integrated Camera And Lcd Cables
Removal steps of hinges Torque Step Screw (quantity) Color M2 × 3 mm, wafer-head, nylon-coated, small head (6) Black 0.181 Nm (1.85 kgfcm) 2030 Integrated camera and LCD cables For access, remove these FRUs in order: • “1010 Battery pack” on page 58 •...
Page 103 Removal steps of integrated camera Step Screw (quantity) Color Torque M2 × 3 mm, wafer-head, nylon-coated, small head (1) Black 0.181 Nm (1.85 kgfcm) When installing: Make sure that the connector is attached firmly. Chapter 9 Removing or replacing a FRU...
Page 104: 2040 Wireless Antenna Assembly And Lcd Rear Cover Assembly
Removal steps of LCD cables 2040 Wireless antenna assembly and LCD rear cover assembly 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 •...
Page 105 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. Note: Your model might not have the wireless WAN antenna assembly. Note: Your model might not have the wireless WAN antenna assembly. Cable routing: When you install the wireless antenna assembly, route the cables as shown in the following figures.
Page 106 Note: Your model might not have the wireless WAN antenna assembly. Hardware Maintenance Manual...
Page 107: Appendix A. Notices
Lenovo representative for information on the products and services currently available in your area. Any reference to a Lenovo product, program, or service is not intended to state or imply that only that Lenovo product, program, or service may be used. Any functionally equivalent product, program, or service that does not infringe any Lenovo intellectual property right may be used instead.
Page 108: Electronic Emission Notices
Electronic emission notices For electronic emission information on Class B digital devices, refer to the corresponding information in the User Guide. Trademarks The following terms are trademarks of Lenovo in the United States, other countries or both: Lenovo ThinkPad TrackPoint...
Page 110 Part Number: 0B48438 (1P) P/N: 0B48438 *0B48438*...

This manual is also suitable for:

Thinkpad edge e430 Thinkpad edge e430c

Lenovo ThinkPad Edge E435 Hardware Maintenance Manual

About this Manual

Chapter 1. Safety Information

Chapter 2. Important Service Information

Chapter 3. General Checkout

Chapter 4. Related Service Information

Chapter 5. Status Indicators

Chapter 6. Special Keys

Chapter 7. Locations

Chapter 8. FRU Replacement Notices

Chapter 9. Removing or Replacing a FRU

Step Screw (Quantity) M2 × 3 MM, Wafer-Head, Nylon-Coated

Appendix A. Notices

Quick Links

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Summary of Contents for Lenovo ThinkPad Edge E435

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Table of Contents