Lenovo ThinkPad T420 Support Question
Lenovo ThinkPad T420 Support Question
Find answers below for this question about Lenovo ThinkPad T420.Need a Lenovo ThinkPad T420 manual? We have 38 online manuals for this item!
Question posted by amelSTACE on June 19th, 2014
What Is The P Port In Thinkpad T420
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Related Lenovo ThinkPad T420 Manual Pages
Hardware Maintenance Manual - Page 1
ThinkPad T420 and T420i Hardware Maintenance Manual
Hardware Maintenance Manual - Page 3
... underside of the system unit 62 Retaining the UUID 63 Reading or writing the ECA information . . . 63
Chapter 8. Removing and replacing a FRU 65
Before servicing ThinkPad T420 and T420i . . . 66 1010 Battery pack 67 1020 ExpressCard blank bezel 68 1030 Serial Ultrabay Enhanced device or travel bezel 69 1040 Hard disk drive...
Hardware Maintenance Manual - Page 4
Locations 129
Front view 129 Rear view 131 Bottom view 132
Chapter 10. Notices 175
Electronic emissions notices 176 Trademarks 177
ii ThinkPad T420 and T420i Hardware Maintenance Manual 1150 Speaker assembly 95 1160 LCD unit 97 1170 Fan assembly 101 1180 CPU 105 1190 Base cover assembly and ...
Hardware Maintenance Manual - Page 5
... advanced diagnostic tests to troubleshoot problems.
Important: This manual is intended only for the following ThinkPad® products. ThinkPad T420 and T420i Machine Type 4177, 4178, 4179, 4180, 4236, 4237, and 4238
Use this manual along with ThinkPad products.
About this manual
This manual contains service and reference information for trained service technicians who...
Hardware Maintenance Manual - Page 6
iv ThinkPad T420 and T420i Hardware Maintenance Manual
Hardware Maintenance Manual - Page 8
... room emergency power-off (EPO) switch, disconnecting switch, or electrical outlet. Do not use this type of the units.
• If an electrical accident occurs:
2 ThinkPad T420 and T420i Hardware Maintenance Manual If an electrical accident occurs, you can then operate the switch or unplug the power cord quickly.
• Do not...
Hardware Maintenance Manual - Page 10
... static on a double-insulated or battery-operated system, use coax or connector-outside shells on ac-operated computers. You can be verified by a certified electrician.
4 ThinkPad T420 and T420i Hardware Maintenance Manual Proper grounding of the ac plug on these systems. - Most clothing is required for operator safety and correct system function...
Hardware Maintenance Manual - Page 12
... current to burn personnel or combustible materials. DANGER Unless hot swap is allowed for at least 15 minutes. Seek medical care if any interconnecting cables.
6 ThinkPad T420 and T420i Hardware Maintenance Manual DANGER If the LCD breaks and the fluid from the fluid are present after washing.
Hardware Maintenance Manual - Page 20
14 ThinkPad T420 and T420i Hardware Maintenance Manual
Hardware Maintenance Manual - Page 24
18 ThinkPad T420 and T420i Hardware Maintenance Manual
Hardware Maintenance Manual - Page 26
20 ThinkPad T420 and T420i Hardware Maintenance Manual
Hardware Maintenance Manual - Page 28
22 ThinkPad T420 and T420i Hardware Maintenance Manual
Hardware Maintenance Manual - Page 30
... a system board and hard pushing to those components, and may cause a system malfunction. This will cause all customer data on a system board are servicing.
24 ThinkPad T420 and T420i Hardware Maintenance Manual Be extremely careful during write operations such as copying, saving, or formatting.
The solid state drive or hard disk drive...
Hardware Maintenance Manual - Page 32
... your machine type and serial number, and then click Submit.
For the Remaining FRUs (the complete list of FRUs at the MT Model level.
26 ThinkPad T420 and T420i Hardware Maintenance Manual Using the HMM For Key Commodities (Examples - Click Products & Service Warranty. 2. Click Check Warranty Status. 3. Click Product & Parts Detail and...
Hardware Maintenance Manual - Page 34
... normal use of an optical drive • Diskette drive damage caused by pressure on laptop products
The following information in the parts exchange form or parts return form that the ..., latches, pins, or connectors that have been subjected to excessive force,
or dropped.
28 ThinkPad T420 and T420i Hardware Maintenance Manual Customer's name and address
Note: During the warranty period, the ...
Hardware Maintenance Manual - Page 54
... the hard disk drive. 2.
System board.
1. Undock docking station or port replicator if it is attached. Run Diagnostics ➙ ThinkPad Devices ➙ HDD Active Protection Test.
1. System board.
1. System board...Mini PCI network card. 2. System board.
48 ThinkPad T420 and T420i Hardware Maintenance Manual Run the ThinkPad Setup program to enter SETUP
2100 Detection error on...
Hardware Maintenance Manual - Page 58
...Turn off the computer. 2. Hard disk drive f. Determine whether the problem has been solved. 6. LCD assembly
52 ThinkPad T420 and T420i Hardware Maintenance Manual Run the diagnostic test for damage. Undetermined problems
If the diagnostic tests did not identify the... simply is not operating, follow these procedures to the docking station or the port replicator c. System board b.
(English) User Guide - Page 25
...computer to display computer information. ThinkPad T420/T420i left-side view
1 ...ThinkPad Port Replicator Series 3, ThinkPad Mini Dock Series 3, ThinkPad Mini Dock Plus Series 3, and ThinkPad Mini Dock Plus Series 3 (170 W) and use a monitor connector, use the monitor connector on the ThinkPad Port Replicator Series 3, ThinkPad Mini Dock Series 3, ThinkPad Mini Dock Plus Series 3, and ThinkPad...
(English) User Guide - Page 26
While data is solid green. ThinkPad T420/T420i bottom view
8 User Guide ...ThinkPad Port Replicator Series 3, ThinkPad Mini Dock Series 3, ThinkPad Mini Dock Plus Series 3, and ThinkPad Mini Dock Plus Series 3 (170 W) and use an Ethernet connector, use the Ethernet connector on the ThinkPad Port Replicator Series 3, ThinkPad Mini Dock Series 3, ThinkPad Mini Dock Plus Series 3, and ThinkPad...
(Hebrew) User Guide - Page 23
...19
3 ThinkPad Mini Dock Plus Series 3 ,ThinkPad Mini Dock Series 3 ,ThinkPad Port Replicator Series 3וThinkPad Mini Dock-
... 2
4
6 PCI Express Mini Card WAN mSATA
4 ThinkPad T420/T420i
1 SIM 3
5
1 SIM ...
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