Thinkpad edge series topseller notebooks & desktop, usb 3.0 secure 1tb hard drive, 90w ultraslim ac/dc combo adapter, ultraslim plus wireless keyboard and mouse, essential notebook stand, thinkpad mini dock plus series 3 with usb 3.0 - 90w (248 pages)
® This manual contains service and reference information for the following ThinkPad products. ThinkPad X131e Chromebook Machine type (MT) 6283 Use this manual along with the advanced diagnostic tests to troubleshoot problems. Important: This manual is intended only for trained service technicians who are familiar with ThinkPad products.
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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. • Many customers have, near their equipment, rubber floor mats that contain small conductive fibers to decrease electrostatic discharges.
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 on the Web page http://www.lenovo.com/serviceparts-lookup. c. Insulation must not be frayed or worn.
When handling ESD-sensitive parts: • Keep the parts in protective packages until they are inserted into the product. • Avoid contact with other people. • Wear a grounded wrist strap against your skin to eliminate static on your body. • Prevent the part from touching your clothing. Most clothing is insulative and retains a charge even when you are wearing a wrist strap.
• Plastic parts, latches, pins, or connectors that have been cracked or broken by excessive force • Damage caused by liquid spilled into the system • Damage caused by the improper insertion of a PC Card or the installation of an incompatible card •...
Checking operational charging To check whether the battery pack charges properly during operation, do the following: Note: Before you begin, install a discharged battery pack or a battery pack that has less than 50% of the total power remaining in the computer. 1.
® • Advise customers to contact the Lenovo Customer Support Center if they need any assistance. 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/...
LCD technology, but excessive pixel problems can cause viewing concerns. 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. Notes: •...
1829-F1U. • PEW can be accessed at the following Web site: http://www.lenovo.com/support/site.wss/document.do?lndocid=LOOK-WARNTY Select Warranty lookup. Input the MT and the Serial number and the list of key commodities will be returned in the PEW record under COMPONENT INFORMATION.
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(this is the same record found in PEW). eSupport can be accessed at http://www.lenovo.com/support. To view the warranty status of the key commodities on your computer, do the following: 1.
Rear view System status indicator USB 3.0 connectors Wireless status indicator Fan louver Combo audio connector Video graphics array (VGA) connector RJ45 Ethernet connector : For more information, see Chapter 4 “Status indicators” on page 15. Bottom view Battery pack Bottom slot cover Battery pack latches Speaker...
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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. 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.
Major FRUs and CRUs Table 3. Major FRUs and CRUs FRU description Self-service CRU Optional-service LCD unit (See “LCD FRUs and CRUs” on page 24.) Keyboard bezel assembly I/O board Hardware Maintenance Manual...
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Table 3. Major FRUs and CRUs (continued) FRU description Self-service CRU Optional-service Battery Base cover assembly DC-in cable assembly Bottom slot cover PCI Express Mini Card for wireless LAN mSATA solid-state drive Memory module Speaker assembly CRT board assembly System board Thermal fan assembly Microphone Keyboard...
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.
Do the following when you service this machine: • Keep the screw kit in your tool bag. For the part number of the screw kit, go to http://www.lenovo.com/serviceparts-lookup. • It is recommended to use new screws. • It is recommended to use each screw only once.
Removal steps of battery pack DANGER Use only the authorized battery specified for your computer. Any other battery could ignite or explode. When installing: Ensure that the battery latch is in the locked position. 1020 Bottom slot cover For access, remove this FRU: •...
Removal steps of memory modules When installing: Note: If only one memory module is to be installed on the computer you are servicing, installed it in SLOT , not in SLOT Insert the notched end of the memory module into the slot. Press the memory module firmly, and pivot it until it snaps into place.
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Removal steps of PCI Express Mini Card for wireless LAN In step , unplug the connectors by using the removal tool antenna RF connector. If the removal tool is not available, pick the connectors with your fingers and gently unplug them. Step Screw (quantity) Color...
1050 mSATA solid-state drive For access, remove these FRUs in order: • “1010 Battery pack” on page 28 • “1020 Bottom slot cover” on page 29 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.
1060 Keyboard For access, remove these FRUs in order: • “1010 Battery pack” on page 28 • “1020 Bottom slot cover” on page 29 Removal steps of keyboard When installing: Ensure that the screws have been fastened to secure the keyboard. Torque Step Screw (quantity)
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Installation steps of keyboard To install the keyboard, do the following: 1. Attach the connectors. 2. Attach the keyboard and ensure that the hooks on the front edge of the keyboard are under the frame. 3. When the front edge of the keyboard is housed firmly, gently press the keys with your fingers and slide the keyboard toward you until the keyboard is in place.
4. Secure the keyboard by tightening the screws from the bottom side of the computer. 1070 Keyboard bezel assembly For access, remove these FRUs in order: • “1010 Battery pack” on page 28 • “1020 Bottom slot cover” on page 29 •...
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When installing: Ensure that the connectors are attached firmly. Torque Step Screw (quantity) Color M2 × 5 mm, wafer-head, nylon-coated (3) Black 0.181 Nm (1.85 kgf-cm) In step , release the keyboard bezel assembly from the frame as shown in the following illustration using a plastic pry tool, and remove the keyboard bezel assembly in the direction shown by the arrow When installing: Ensure that all the projections of the keyboard bezel assembly are attached firmly to the guide holes of the base cover.
1080 Microphone For access, remove these FRUs in order: • “1010 Battery pack” on page 28 • “1020 Bottom slot cover” on page 29 • “1060 Keyboard” on page 34 • “1070 Keyboard bezel assembly” on page 37 Removal steps of microphone 1090 Speaker assembly For access, remove these FRUs in order: •...
Removal steps of speaker assembly Step Screw (quantity) Color Torque Black 0.181 Nm M2 × 5.5 mm, shoulder screw, nylon-coated (4) (1.85 kgf-cm) When installing: Attach the speaker assembly and route the cable as shown in the following illustration, and ensure that the speaker connector is attached firmly.
Removal steps of I/O board Step Screw (quantity) Color Torque M2 × 3 mm, wafer-head, nylon-coated (1) Black 0.181 Nm (1.85 kgf-cm) When installing: Ensure that the connector is attached firmly. 1110 CRT board assembly (with cable) For access, remove these FRUs in order: •...
Removal steps of CRT board assembly Torque Step Screw (quantity) Color M2 × 3 mm, wafer-head, nylon-coated (2) Black 0.181 Nm (1.85 kgf-cm) When installing: Ensure that the connector is attached firmly to the system board. 1120 System board assembly and thermal fan assembly Important notices for handling the system board: Some components mounted on a system board are very sensitive.
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• “1040 PCI Express Mini Card for wireless LAN” on page 31 • “1050 mSATA solid-state drive” on page 33 • “1060 Keyboard” on page 34 • “1070 Keyboard bezel assembly” on page 37 Removal steps of system board When installing: Ensure that the connectors are attached firmly to the system board. Step Screw (quantity) Color...
When installing: Ensure that the connector is attached firmly. Removal steps of thermal fan assembly Loosen the screws in ascending alphabetic order as illustrated, but do not remove them. When installing: Ensure that the connectors are attached firmly. 1130 DC-in cable and base cover assembly For access, remove these FRUs in order: •...
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• “1120 System board assembly and thermal fan assembly” on page 42 • “2010 LCD unit” on page 46 Removal steps of DC-in cable Applying labels to the base cover The new base cover FRU is shipped with a kit containing labels of several kinds, including but not limited to those described in this topic.
Note: If the base cover has two FCC labels, apply both to the new base cover. 2010 LCD unit For access, remove these FRUs in order: • “1010 Battery pack” on page 28 • “1020 Bottom slot cover” on page 29 •...
• “1120 System board assembly and thermal fan assembly” on page 42 • “2010 LCD unit” on page 46 Removal steps of LCD bezel assembly Step Screw cap Screw (quantity) Color Torque Black 0.181 Nm M2 × 5 mm, wafer-head, nylon-coated (4) (1.85 kgf-cm) When installing: Ensure that all the latches are attached firmly.
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Removal steps of LCD panel and LCD cable Step Screw (quantity) Color Torque M1.7 × 3 mm, wafer-head, nylon-coated (4) Silver 0.181 Nm (1.85 kgf-cm) When installing: Ensure that the connectors are attached firmly. Removal steps of hinges Step Screw (quantity) Color Torque M2 ×...
2040 Camera and camera cable For access, remove these FRUs in order: • “1010 Battery pack” on page 28 • “1020 Bottom slot cover” on page 29 • “1040 PCI Express Mini Card for wireless LAN” on page 31 • “1060 Keyboard”...
2050 Antenna kit and LCD rear cover assembly For access, remove these FRUs in order: • “1010 Battery pack” on page 28 • “1020 Bottom slot cover” on page 29 • “1040 PCI Express Mini Card for wireless LAN” on page 31 •...
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Cable routing: When you install the antenna kit, route the cables as shown in the following illustration. As you route the cables, ensure 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. Wireless LAN AUX antenna (black) Wireless LAN MAIN antenna (gray) Hardware Maintenance Manual...
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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 UltraNav Chromebook and Chrome OS are trademarks of Google Inc.
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Part Number: 0C10473 Printed in China (1P) P/N: 0C10473 *1P0C10473*...