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Lenovo 183822U, 183825U About this manual, Machine type MT, ThinkPad Tablet

Models: 183822U 183825U

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About this manual

This manual contains service and reference information for the following ThinkPad® products.

Machine	Machine type (MT)
ThinkPad Tablet	1838, 1839

Important:

•This manual is intended only for trained service technicians who are familiar with ThinkPad products. Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively.

•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 19.

© Copyright Lenovo 2011

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Lenovo 183822U, 183825U About this manual, Machine type MT, ThinkPad Tablet

Contents

Hardware Maintenance Manual ThinkPad TabletFirst Edition August Copyright Lenovo Contents ii Hardware Maintenance Manual Machine About this manualMachine type MT ThinkPad Tabletiv Hardware Maintenance Manual Electrical safety Chapter 1. Safety informationGeneral safety Disconnect all power before Performing a mechanical inspection Handling devices that are sensitive to electrostatic discharge Safety inspection guideDANGER Safety notices multilingual translationsGrounding requirements DANGER DANGER DANGER DANGER DANGER DANGER Chapter 1. Safety informationDANGER 6 Hardware Maintenance ManualPERIGO PERIGO PERIGO Chapter 1. Safety informationPERIGO PERIGO PERIGO PERIGO PERIGO 8 Hardware Maintenance ManualDANGER DANGER DANGER DANGER DANGER Chapter 1. Safety informationDANGER DANGER DANGER VORSICHT VORSICHT 10 Hardware Maintenance ManualVORSICHT VORSICHT VORSICHT VORSICHT VORSICHT VORSICHT Chapter 1. Safety information12 Hardware Maintenance Manual Chapter 1. Safety information 14 Hardware Maintenance Manual Chapter 1. Safety information 16 Hardware Maintenance Manual Chapter 1. Safety information 18 Hardware Maintenance Manual Strategy for replacing FRUs Chapter 2. Important service informationImportant notice for replacing a system board Before replacing partsFRU identification for CTO, CMV, and GAV products Strategy for replacing FRUs for CTO, CMV, and GAV Product definitionDynamic Configure To Order CTO Using PEWUsing the HMM For key commodities examples - system board and LCD 1. Click Products & Service Warranty 2. Click Check Warranty Status22 Hardware Maintenance Manual What to do first Chapter 3. General checkoutOnly certified trained personnel should service the computer When you replace FRUs, use new nylon-coated screwsChecking the internal battery condition Power system checkoutChecking the internal battery Checking the ThinkPad Tablet AC Charger Checking the internal battery statusApproximate information about the battery status Accurate information about the battery status26 Hardware Maintenance Manual Resetting a tablet preload to the factory condition Chapter 4. Related service informationLocking the screen 3. Touch Factory data resetEnabling the screen unlock function Changing the password, PIN, or pattern2. Touch Location & Security Configure lock screen 3. Touch the Screen lock sounds iconDisabling the screen lock function Power managementScreen blank mode 2. Touch Location & Security Configure lock screen2. Touch Wireless & network Wi-Fi settings Wireless network disconnect policyTurn off Wi-Fi when display is off Never turn off Wi-Fi when connect to the specified SSIDDescription Hot key32 Hardware Maintenance Manual Screw notices Chapter 6. FRU replacement noticesExternal CRU statement to customers Plastic to plastic34 Hardware Maintenance Manual Retaining serial numbers, MTM, UUID, and Asset IDBefore servicing the ThinkPad Tablet Chapter 7. Removing and replacing a FRUExternal CRU statement to customers DANGERRemoval steps of ThinkPad Tablet Pen 1010 ThinkPad Tablet PenDANGER “1010 ThinkPad Tablet Pen” on page38 Hardware Maintenance Manual Screw quantity StepColor Torque40 Hardware Maintenance Manual 1030 Speaker assemblyRemoval steps of PCI Express Mini Card for wireless WAN 1040 PCI Express Mini Card for wireless WANRemoval steps of speaker assembly 1.85 kgfcm 1050 PCI Express Mini Card for wireless LAN and Bluetooth combo card42 Hardware Maintenance Manual Page Removal steps of LCD module assembly 1060 LCD module assemblyRemoval steps of microphone assembly 1070 Microphone assemblyRemoval steps of system board and base cover 1080 System board, base cover, and LCD cableApplying labels to the base cover Removal steps of LCD cable 48 Hardware Maintenance ManualChapter 8. Locating the controls and hardware components 50 Hardware Maintenance Manual This section contains following lists of the service parts Chapter 9. Parts list“Micro-USB cable” on page “Common service tools” on page “Overall” on page “ThinkPad Tablet Keyboard Folio Case OP ” on page52 Hardware Maintenance Manual OverallFRU no Table 2. Parts list - OverallTable 2. Parts list - Overall continued ThinkPad Tablet Keyboard Folio Case Table 4. Parts list - Miscellaneous parts Miscellaneous partsThinkPad Tablet AC Charger ThinkPad Tablet Dock ac power adapterThinkPad Tablet AC Charger Micro-USB cable ThinkPad Tablet Dock power cord cableNotices Common service toolsLenovo United States, Inc 1009 Think Place - Building One Morrisville, NC U.S.A Attention Lenovo Director of LicensingTrademarks Electronic emission noticesPage Part Number 0A96158 1P P/N 0A96158 0A96158