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Lenovo 27763CU, 27763DU, 27763PU The options on the test menu are as follows:

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Note: PC-Doctor menu does not mean the formal support device list. Some

unsupported device names may appear in the PC-Doctor menu.

The options on the test menu are as follows:

Diagnostics Interactive Tests

v Run Normal Test v Run Quick Test v CPU/Coprocessor v Systemboard v Video Adapter v Serial Ports v Fixed Disks v Diskette Drives v Other Devices v ThinkPad Devices v Communication v Wireless LAN v PM Memory v Keyboard v Video v Internal Speaker v Mouse v Diskette v System Load v Optical Drive Test v Intel 5XXX WLAN Radio Test

Notes:

v In the Keyboard test in Interactive Tests, the Fn key should be held down for

at least 2 seconds; otherwise, it cannot be sensed.

v Video Adapter test supports only the LCD display on the ThinkPad computer.

If you have an external monitor attached to your computer, detach it before

running PC-Doctor for DOS.

v To test Digital Signature Chip, the security chip must be set to Active.

4. Run the applicable function test.

5. Follow the instructions on the screen. If there is a problem, PC-Doctor shows

messages describing it.

6. To exit the test, select Quit — Exit Diag.

To cancel the test, press Esc.Note: After running PC-Doctor, check the time and date on the system and reset them if they are incorrect.

Diagnostics

Run NormalTest

Run QuickTest

CPU/Coprocessor

Systemboard

Video Adapter

Serial Ports

Fixed Disks

Diskette Drives

Other Devices

Communication

PM Memory

InteractiveTests Hardware Info Utility Quit F1=Help

PC-DOCTOR 2.0 Copyright 2002 PC-Doctor, Inc. All Rights Reserved.

Use the cursor keys and ESC to move in menus.Press ENTER to select.

Wireless LAN

General checkout 27

Contents

Main Page Page Page Contents About this manual . . . . . . . . . .v Safety information . . . . . . . . . .1 Copyright Lenovo 2008 Important service information . . . . .17 General checkout . . . . . . . . . .23 Notices . . . . . . . . . . . . . . 135 iv About this manual Copyright Lenovo 2008 Page Safety information Copyright Lenovo 2008 General safety 2 Electrical safety Observe the following rules when working on electrical equipment. Safety information 3 4 Safety inspection guide Safety information 5 Handling devices that are sensitive to electrostatic discharge 6 Grounding requirements The use of a grounding system to guard against ESD damage is desirable but not necessary. Safety notices: multilingual translations Safety information 7 Safety notice 2 8 Safety notice 3 Safety information 9 Safety notice 4 10 Safety information Safety notice 6 12 Safety notice 7 Safety notice 8 Safety information 13 Laser compliance statement 14 CAUTION: Safety information 15 Page Important service information Copyright Lenovo 2008 Strategy for replacing FRUs Strategy for replacing a hard disk drive 18 Important notice for replacing a system board How to use error message Strategy for replacing FRUs for CTO, CMV, and GA V Product definition Dynamic Configure To Order (CTO) Important service information 19 Custom Model Variant (CMV) General Announce Variant (GAV) Using eSupport 20 Using the HMM Important information about replacing RoHS compliant FRUs Important service information 21 Current or original part Replacement FRU Current or original part Page General checkout Copyright Lenovo 2008 What to do first 24 Checkout guide General checkout 25 Diagnostics using PC-Doctor for DOS 26 Testing the computer The options on the test menu are as follows: General checkout 27 Wireless LAN Use the cursor keys and ESC to move in menus.Press ENTER to select. InteractiveTests Hardware Info Utility Quit F1=Help PC-Doctor for Windows PC-Doctor for Rescue and Recovery Power system checkout General checkout 29 2 Checking the AC adapter 1 Checking operational charging 30 1(+)2(+)3456(-) 7(-) Checking the battery pack Terminal Voltage (V dc) 1 + 0 to + 12.6 7 Ground (-) Checking the backup battery General checkout 31 Black (-) Wire Voltage (V dc) Red +2.5 to +3.2 Black Ground Page Related service information Copyright Lenovo 2008 Restoring the factory contents by using Product Recovery discs Passwords 34 Power-on password Hard-disk password Supervisor password How to remove the power-on password Related service information 35 How to remove the hard-disk password 36 Power management Related service information 37 Screen blank mode Standby mode Hibernation mode 38 Symptom-to-FRU index Related service information 39 Numeric error codes System board. 0176 System SecurityThe system has been tampered with. 40 Page 42 Error messages Related service information 43 Device Error. 1. The device you want to boot from. Beep symptoms 44 System board (security chip) Five short beeps and a blank screen. System board No-beep symptoms LCD-related symptoms Related service information 45 5 8 10 UXGA, WUXGA, QXGA 5 13 13 LCD assembly . Intermittent problems 46 Undetermined problems ThinkPad X301 Copyright Lenovo 2008 Specifications The following table lists the specifications of the ThinkPad X301 : 48 Status indicators The system status indicators show the status of the computer, as follows: ThinkPad X301 49 2 13456789 2 3 4 50 Green: The computer is connected to the ac power supply. 4 Battery status FRU tests The following table shows the test for each FRU. ThinkPad X301 51 52 Fn key combinations ThinkPad X301 53 54 FRU replacement notices ThinkPad X301 55 (Cross-section) Screw notices 90degrees more Retaining serial numbers 56 Restoring the serial number of the system unit Retaining the UUID ThinkPad X301 57 Reading or writing the ECA information 58 Removing and replacing a FRU ThinkPad X301 59 Before servicing ThinkPad X301 60 1010 Battery pack ThinkPad X301 61 1020 Optical drive or second battery or travel cover For access, remove this FRU: 62 Note: For models with the travel cover, skip step 1. Step Screw (quantity) Color Torque 1030 Solid state drive (SSD) or hard disk drive (HDD) For access, remove these FRUs in order: v 1010 Battery pack on page 61 ThinkPad X301 63 Table 13. Removal steps of SSD or HDD (continued) 64 When installing: Make sure that the SSD connector or HDD connector is attached firmly. 1040 DIMM ThinkPad X301 65 Table 14. Removal steps of DIMM (continued) 66 ab 1050 PCI Express Mini Card for wireless LAN ThinkPad X301 67 68 ThinkPad X301 69 1060 Wireless USB adapter or Intel Turbo Memory 70 ThinkPad X301 71 72 1070 Keyboard For access, remove these FRUs in order: v 1010 Battery pack on page 61 ThinkPad X301 73 1a Step Screw (quantity) Color Torque 74 When installing the keyboard, do as follows: 1. Attach the keyboard connector. ThinkPad X301 75 Table 18. Installation of the keyboard (continued) 76 1080 Backup battery ThinkPad X301 77 When installing: Make sure that the battery connector is attached firmly. 1090 PCI Express Mini Card for wireless WAN 78 Table 20. Removal steps of PCI Express Mini Card for wireless WAN (continued) ThinkPad X301 79 1100 Palm rest or palm rest with fingerprint reader 80 Table 21. Removal steps of palm rest (continued) 1110 Bluetooth daughter card (BDC-2) 82 Step Screw (quantity) Color Torque (1.7 kgfcm) When installing: Make sure that connector is attached firmly. 1120 Keyboard bezel ThinkPad X301 83 Table 23. Removal steps of keyboard bezel (continued) 84 Table 23. Removal steps of keyboard bezel (continued) ThinkPad X301 85 1130 Audio FPC and audio sub card 86 When installing: Make sure that the connectors are attached firmly. Note: Step from 1 to4 are for the audio FPC, and step 5 to7 are for the audio sub card. Table 24. Removal steps of audio FPC and audio sub card (continued) ThinkPad X301 87 1140 Speaker assembly 88 1150 LCD assembly ThinkPad X301 89 Table 26. Removal steps of LCD assembly (continued) 90 Table 26. Removal steps of LCD assembly (continued) ThinkPad X301 91 1160 VGA cable and DC-in connector 92 Table 27. Removal steps of VGA cable and DC-in connector (continued) ThinkPad X301 93 1170 System board, fan, and base cover assembly 94 b ThinkPad X301 95 c d 96 Step Screw (quantity) Color Torque ThinkPad X301 97 When installing: Make sure that the fan connector is attached to the system board firmly. Table 29. Application of the thermal grease 98 789 ThinkPad X301 99 2 3 41 13 2010 LCD bezel assembly 100 2020 LCD panel and LCD cable ThinkPad X301 101 a ab Table 31. Removal steps of LCD panel and LCD cable 102 Table 31. Removal steps of LCD panel and LCD cable (continued) ThinkPad X301 103 Table 31. Removal steps of LCD panel and LCD cable (continued) 104 Cable routing: When you install the LCD cable, route the cable as shown in this figure. 2030 Integrated camera ThinkPad X301 105 2040 Antenna assembly 106 Table 33. Removal steps of antenna assembly (continued) ThinkPad X301 107 108 2050 Hinge L and hinge R ThinkPad X301 109 nylon-coated (2) Step Screw cap Screw (quantity) Color Torque 1 Silver 0.167 Nm (1.7 kgfcm) 2 M2 3 mm, small-head, nylon-coated (2) 110 2060 LED sub card, LED cable and LCD cover assembly ThinkPad X301 112 Locations Front view ThinkPad X301 Rear view 114 Bottom view Parts list ThinkPad X301 Overall b 116 a Table 36. Parts listOverall No. FRU FRU no. RoHS ID ThinkPad X301 42W8039 R N 42T0961 R ** 43Y6477 R ** 118 42T0997 R ** 42W8114 R N 42W8143 R N 42W8144 R N Table 36. Parts listOverall (continued) No. FRU FRU no. RoHS ID ThinkPad X301 43Y6459 R ** 42T0965 R ** 42T0975 R ** 120 42T4518 R * 42T2509 R ** 42T4520 R * 42X5137 R * Table 36. Parts listOverall (continued) No. FRU FRU no. RoHS ID ThinkPad X301 121 41W0519 R ** 42T4522 R * 42T1898 R ** 122 42T1323 R ** 43R1775 R ** 43R1989 R ** 43R1969 R ** Table 36. Parts listOverall (continued) No. FRU FRU no. RoHS ID CRU ID Thermal grease 91P8835 R N AC adapter (see AC adapters on page 129.) ThinkPad X301 123 LCD FRUs a 124 13.3-inch WXGA+ TFT Table 37. Parts list13.3-inch WXGA+ TFT (continued) No. FRU FRU no. RoHS ID ThinkPad X301 125 42T3564 R N 8 Hinge L 42X5135 R N 9 LED cable 43Y9802 R N 10 LED sub card 43Y9172 R N Keyboard 126 Miscellaneous parts FRU P/N RoHS ID ThinkPad X301 127 45N3051 R N 42X5129 R N 128 AC adapters Power cords 130 Recovery discs Windows XP Professional DVDs ThinkPad X301 131 Language P/N RoHS ID Windows Vista Business (32 bit) DVDs 132 Language P/N RoHS ID Windows Vista Ultimate (32 bit) DVDs Common service tools 134 Notices Copyright Lenovo 2008 Trademarks 136 Other company, product, or service names may be the trademarks or service marks of others.