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Popular Lenovo ThinkPad S431 Manual Pages
Hardware Maintenance Manual - Page 1
Hardware Maintenance Manual
ThinkPad S431
Hardware Maintenance Manual - Page 3
... 50 LCD FRUs and CRUs 52 Miscellaneous parts and other FRUs . . . . 53 Looking up FRU information 53
Chapter 8. Removing or replacing a FRU 59
Before servicing the computer 60
i Safety information 1
General safety 1 Electrical safety 2 Safety inspection guide 3 Handling devices that are sensitive to -FRU index 37 Numeric error codes 38 Error messages 38 No-beep symptoms 39...
Hardware Maintenance Manual - Page 5
...ThinkPad S431 Machine Type (MT) 20AX and 20BA
Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively. Use this manual along with the advanced diagnostic tests to read all the information under Chapter 1 "Safety information" on page 1 and Chapter 2 "Important service information" on page 21.
© Copyright Lenovo 2013
iii Before servicing a ThinkPad...
Hardware Maintenance Manual - Page 27
... replacements for the Lenovo® authorized service technicians are available in this manual: • "Strategy for replacing a system board" on the screen and install the necessary software.
Enter the product number of them does not correct the problem, reinstall that applies to all software fixes, drivers, and UEFI BIOS downloads are installed before you are instructed to replace...
Hardware Maintenance Manual - Page 28
... recommended that those components, and might have this task. For instructions on the computer you are servicing. Improper handling of a system board can be the cause of the error. How to support the Intel® Rapid Start Technology. Whatever causes the first error code might alter the settings. The machine label, iBase, and eSupport will cause all...
Hardware Maintenance Manual - Page 31
...reasons that the model of the machine and the FRU part number are correct.
• A FRU should service the computer.
• Before replacing any FRU, ...service technician 2. Consider replacing a FRU only when a problem recurs. If you suspect that you attach to the following list:
© Copyright Lenovo 2013
25 Date on the display, and beep symptoms 6. Failure symptoms, error codes...
Hardware Maintenance Manual - Page 32
... information, along with the ThinkPad notebook computer.
The following are intended to troubleshoot and resolve memory module problems.
26 Hardware Maintenance Manual For more information about the Lenovo Solution Center program, refer to the help information system of the program.
Checkout guide
Use the following symptoms might be a symptom of unauthorized service or modification. •...
Hardware Maintenance Manual - Page 41
... no SVP has been set: 1. Hard disk password
There are two modes for a scheduled fee.
The Master + User mode requires two HDPs;
Remove the backup battery. Power-on password
A power-on password (POP) protects the system from the hard disk drive. If it has, it to get access to enter the ThinkPad Setup program.
Connect the ac power adapter and...
Hardware Maintenance Manual - Page 42
... enter ThinkPad Setup. 3. Select Password. 5. Type the current master HDP in the Setup Notice window. Both user HDP and master HDP will have been saved window, press Enter. 9. When the ThinkPad logo comes up window opens. 6. Select Password. 6.
To put the computer into sleep mode automatically:
36 Hardware Maintenance Manual A pop-up , immediately press F1 to replace the...
Hardware Maintenance Manual - Page 46
... pixels, it will be deemed as cosmic radiation, electrostatic discharge, or software errors. Table 6. LCD assembly. 3. LCD assembly. 4.
Turn off the computer. 2. Replace any replacement LCD will not provide warranty replacement if the LCD is within specifications because we cannot
guarantee that all ThinkPad notebook computers purchased on , and a blank LCD during POST.
• LCD...
Hardware Maintenance Manual - Page 55
... for your product in this manual can install yourself, called a "Customer Replaceable Unit" or "CRU." Self-service CRUs: These CRUs unplug or are available from Lenovo at http://www.lenovo.com/support. Optional-service CRUs: These CRUs are shipped with finger print reader and touch pad. - CRU information and replacement instructions are isolated parts within thirty (30) days of...
Hardware Maintenance Manual - Page 61
... 180 degrees after the screw head touches the surface of this Hardware Maintenance Manual. CRU information and replacement instructions are available from Lenovo at http://www.lenovo.com/support. Click User Guides & Manuals and then follow the on installing the CRU, Lenovo will be required to return the defective part that a Service Provider install the CRU according to tighten. Do...
Hardware Maintenance Manual - Page 65
... responsibility. Click User Guides & Manuals and then follow any computer unless you might be sure to return the defective part that pertain to , and can resolve some problems with your product and are shipped with one hand or by , electrostatic discharge. Do not try to service any notes that is sensitive to replacement. 8. Installation of damaging parts. 2. When removing...
Hardware Maintenance Manual - Page 76
... fan assembly is attached firmly. • Replace the thermal fan assembly if you observe the following instructions to take the thermal fan assembly. • Do not shake or drop the thermal fan assembly. • Ensure that the fan connector is deformed or damaged. - • Do not touch the fan inlet hole. • Do...
Hardware Maintenance Manual - Page 81
...(GPU) For models with a discrete thermal module
c
b a
Chapter 9.
Removing or replacing a FRU 75 For access, remove these FRUs in order: • "1020 Base cover assembly" on page 61 • "1030 Battery pack" on page... dropped, be sure to drop or stack the system board. • If you service the system board, avoid any kind of rough handling.
1130 System board assembly
Important notices...
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