Lenovo ThinkPad X230i Hardware Maintenance Manual - Page 3

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Contents About this manual iii Chapter 1. Safety information 1 General safety 1 Electrical safety 1 Safety inspection guide 3 Handling devices that are sensitive to electrostatic discharge 3 Grounding requirements 4 Safety notices (multilingual translations 4 Chapter 2. Important service information 17 Strategy for replacing FRUs 17 Strategy for replacing a hard disk drive . . . 18 Important notice for replacing a system board 18 How to use error message 18 Strategy for replacing FRUs for CTO, CMV, and GAV 19 Product definition 19 FRU identification for CTO, CMV, and GAV products 19 Chapter 3. General checkout . . . . . 21 What to do first 21 Checkout guide 22 Lenovo Solution Center 22 Quick test programs 22 UEFI diagnostic program 23 Bootable diagnostic programs 23 Power system checkout 24 Checking the ac power adapter 24 Checking operational charging 25 Checking the battery pack 25 Checking the backup battery 26 Chapter 4. Related service information 27 Restoring the factory contents by using Product Recovery discs 27 Restoring the factory contents using the recovery disc set 27 Passwords 29 Power-on password 29 Hard disk password 29 Supervisor password 29 How to remove the power-on password . . . 29 © Copyright Lenovo 2012 How to remove the hard disk password . . . 30 Power management 30 Screen blank mode 30 Sleep mode 31 Hibernation mode 31 Symptom-to-FRU index 32 Numeric error codes 33 Error messages 37 Beep symptoms 38 No-beep symptoms 38 LCD-related symptoms 39 Intermittent problems 39 Undetermined problems 40 Chapter 5. Status indicators . . . . . 41 Chapter 6. Fn key combinations . . . 45 Chapter 7. Locations 47 Locating computer controls, connectors, and indicators 47 Front view 47 Rear view 48 Bottom view 48 Locating FRUs and CRUs 48 Major FRUs and CRUs 50 LCD FRUs and CRUs 52 Looking up FRU information 53 Chapter 8. FRU replacement notices 55 Screw notices 55 Retaining serial numbers 56 Restoring the serial number of the system unit 56 Retaining the UUID 57 Reading or writing the ECA information . . . 57 Chapter 9. Removing or replacing a FRU 59 General guidelines 59 Before servicing the computer 60 Removing the SIM card 60 1010 Tablet Digitizer Pen 60 1020 Battery pack 61 1030 Hard disk drive or solid-state drive . . . . 61 1040 Memory module 63 1050 Hinge cap 65 i

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Contents
About this manual
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iii
Chapter 1. Safety information
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1
General safety
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1
Electrical safety
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Safety inspection guide
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3
Handling devices that are sensitive to electrostatic
discharge
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3
Grounding requirements
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Safety notices (multilingual translations)
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4
Chapter 2. Important service
information
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17
Strategy for replacing FRUs
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17
Strategy for replacing a hard disk drive
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18
Important notice for replacing a system
board
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18
How to use error message
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Strategy for replacing FRUs for CTO, CMV, and
GAV
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19
Product definition
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19
FRU identification for CTO, CMV, and GAV
products
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19
Chapter 3. General checkout
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21
What to do first
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21
Checkout guide
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22
Lenovo Solution Center
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22
Quick test programs
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22
UEFI diagnostic program
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23
Bootable diagnostic programs
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23
Power system checkout
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24
Checking the ac power adapter
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24
Checking operational charging
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25
Checking the battery pack
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25
Checking the backup battery
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26
Chapter 4. Related service
information
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27
Restoring the factory contents by using Product
Recovery discs
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27
Restoring the factory contents using the recovery
disc set
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27
Passwords
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29
Power-on password
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Hard disk password
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Supervisor password
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29
How to remove the power-on password .
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How to remove the hard disk password .
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30
Power management
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30
Screen blank mode
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Sleep mode
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31
Hibernation mode
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31
Symptom-to-FRU index
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32
Numeric error codes
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Error messages
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37
Beep symptoms
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38
No-beep symptoms
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38
LCD-related symptoms
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39
Intermittent problems
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Undetermined problems
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40
Chapter 5. Status indicators
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41
Chapter 6. Fn key combinations
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45
Chapter 7. Locations
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47
Locating computer controls, connectors, and
indicators
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47
Front view
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47
Rear view
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48
Bottom view
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48
Locating FRUs and CRUs
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48
Major FRUs and CRUs
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50
LCD FRUs and CRUs
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52
Looking up FRU information
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53
Chapter 8. FRU replacement
notices
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55
Screw notices
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55
Retaining serial numbers
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56
Restoring the serial number of the system
unit
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56
Retaining the UUID
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57
Reading or writing the ECA information .
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57
Chapter 9. Removing or replacing a
FRU
..................
59
General guidelines
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.
59
Before servicing the computer
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60
Removing the SIM card
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60
1010 Tablet Digitizer Pen
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60
1020 Battery pack
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61
1030 Hard disk drive or solid-state drive
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61
1040 Memory module
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63
1050 Hinge cap
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65
© Copyright Lenovo 2012
i