Hardware Maintenance Manual
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...CTO, CMV, and GAV products 33 Chapter 3. Status indicators . . . . . 57 Chapter 6. Removing and replacing a FRU 67 Before servicing ThinkPad T420s and T420si models 67 1010 Battery pack 68 1020 Serial Ultrabay Slim device or travel bezel . . 69 1030 Solid state drive (SSD) or hard disk drive...General safety 1 Electrical safety 2 Safety inspection guide 3 Handling devices that are sensitive to do first 35 Checkout guide 36 System supporting the Lenovo ThinkVantage Toolbox program and the PC-Doctor for wireless WAN . . 77 1070 4-in-1 media card reader 79 1080 Keyboard 80 1090 Backup...
...CTO, CMV, and GAV products 33 Chapter 3. Status indicators . . . . . 57 Chapter 6. Removing and replacing a FRU 67 Before servicing ThinkPad T420s and T420si models 67 1010 Battery pack 68 1020 Serial Ultrabay Slim device or travel bezel . . 69 1030 Solid state drive (SSD) or hard disk drive...General safety 1 Electrical safety 2 Safety inspection guide 3 Handling devices that are sensitive to do first 35 Checkout guide 36 System supporting the Lenovo ThinkVantage Toolbox program and the PC-Doctor for wireless WAN . . 77 1070 4-in-1 media card reader 79 1080 Keyboard 80 1090 Backup...
Hardware Maintenance Manual
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... Chapter 1 "Safety information" on page 1 and Chapter 2 "Important service information" on page 31. © Copyright Lenovo 2012 iii ThinkPad T420s and T420si Machine types (MT) 4170, 4171, 4172, 4173, 4174, 4175, and 4176 Use this manual along with ThinkPad products. Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively.Before servicing...
... Chapter 1 "Safety information" on page 1 and Chapter 2 "Important service information" on page 31. © Copyright Lenovo 2012 iii ThinkPad T420s and T420si Machine types (MT) 4170, 4171, 4172, 4173, 4174, 4175, and 4176 Use this manual along with ThinkPad products. Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively.Before servicing...
Hardware Maintenance Manual
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... a FRU, use in the procedures. Before touching it in the direction as Self-service CRUs and others are listed. 4. Before servicing ThinkPad T420s and T420si models Removing the SIM card: © Copyright Lenovo 2012 67 Removing and replacing a FRU External CRU statement to replacement. Some CRUs are designated as given by removing any computer...
... a FRU, use in the procedures. Before touching it in the direction as Self-service CRUs and others are listed. 4. Before servicing ThinkPad T420s and T420si models Removing the SIM card: © Copyright Lenovo 2012 67 Removing and replacing a FRU External CRU statement to replacement. Some CRUs are designated as given by removing any computer...
Hardware Maintenance Manual
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.... Notice on disconnecting the cable from the flip-lock ZIF connector, do as shown in ThinkPad T420s and T420si models are servicing has the SIM card, remove it before you start the servicing. Some models of the ThinkPad T420s and T420si you are servicing might have the SIM card that you insert the card back into...
.... Notice on disconnecting the cable from the flip-lock ZIF connector, do as shown in ThinkPad T420s and T420si models are servicing has the SIM card, remove it before you start the servicing. Some models of the ThinkPad T420s and T420si you are servicing might have the SIM card that you insert the card back into...
Hardware Maintenance Manual
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...) 12 TrackPoint pointing stick 13 TrackPoint buttons 14 Touch pad buttons 15 Touch pad 16 UltraNav 17 Volume control buttons 1: For the description of the ThinkPad T420s and T420si hardware components. Locations This chapter presents the locations of each indicator, see Chapter 5 "Status indicators" on page 57. © Copyright...
...) 12 TrackPoint pointing stick 13 TrackPoint buttons 14 Touch pad buttons 15 Touch pad 16 UltraNav 17 Volume control buttons 1: For the description of the ThinkPad T420s and T420si hardware components. Locations This chapter presents the locations of each indicator, see Chapter 5 "Status indicators" on page 57. © Copyright...
(English) User Guide
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Front view Figure 1. To turn off the computer by this method, press and hold the power switch for 2 seconds. 2 User Guide ThinkPad T420s/T420si front view 1 Computer display 3 ThinkVantage button 5 TrackPoint pointing stick 7 System and power-status indicators 9 Built-in microphone (left) 11 ThinkLight 13 UltraConnect™ wireless antennas (...
Front view Figure 1. To turn off the computer by this method, press and hold the power switch for 2 seconds. 2 User Guide ThinkPad T420s/T420si front view 1 Computer display 3 ThinkVantage button 5 TrackPoint pointing stick 7 System and power-status indicators 9 Built-in microphone (left) 11 ThinkLight 13 UltraConnect™ wireless antennas (...
(English) User Guide
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... radio switch You can install only a 9.5-mm-thick Serial Ultrabay Slim device in the bay. An optical drive is installed in the Serial Ultrabay Slim. ThinkPad T420s/T420si right side view 1 Security keyhole 3 Wireless radio switch 2 Serial Ultrabay Slim 1 Security keyhole Your computer comes with a security keyhole. Note: You can quickly turn the...
... radio switch You can install only a 9.5-mm-thick Serial Ultrabay Slim device in the bay. An optical drive is installed in the Serial Ultrabay Slim. ThinkPad T420s/T420si right side view 1 Security keyhole 3 Wireless radio switch 2 Serial Ultrabay Slim 1 Security keyhole Your computer comes with a security keyhole. Note: You can quickly turn the...
(English) User Guide
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Note: If you press it, the headset microphone will be disabled, and the internal microphone will be enabled instead. ThinkPad T420s/T420si left-side view 1 Fan louvers (left) 3 Combo audio jack 5 Smart card slot 2 USB connector (left) 4 Media card reader slot or ExpressCard slot ...features" on page 59. 6 User Guide For more information about the audio devices supported by the combo audio jack of ThinkPad Mini Dock Series 3, ThinkPad Mini Dock Plus Series 3, and ThinkPad Mini Dock Plus Series 3 (170 W). Note: The combo audio jack does not support a conventional microphone. Note: ...
Note: If you press it, the headset microphone will be disabled, and the internal microphone will be enabled instead. ThinkPad T420s/T420si left-side view 1 Fan louvers (left) 3 Combo audio jack 5 Smart card slot 2 USB connector (left) 4 Media card reader slot or ExpressCard slot ...features" on page 59. 6 User Guide For more information about the audio devices supported by the combo audio jack of ThinkPad Mini Dock Series 3, ThinkPad Mini Dock Plus Series 3, and ThinkPad Mini Dock Plus Series 3 (170 W). Note: The combo audio jack does not support a conventional microphone. Note: ...
(English) User Guide
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..., refer to the instructions in "Using the media card reader" on your model, your computer have a media card reader slot. SD card - Bottom view Figure 4. ThinkPad T420s/T420si bottom view 1 PCI Express Mini Card slot for wireless LAN/WiMAX 3 Docking connector 5 Hard disk drive or solid state drive 7 Battery 2 PCI Express Mini Card...
..., refer to the instructions in "Using the media card reader" on your model, your computer have a media card reader slot. SD card - Bottom view Figure 4. ThinkPad T420s/T420si bottom view 1 PCI Express Mini Card slot for wireless LAN/WiMAX 3 Docking connector 5 Hard disk drive or solid state drive 7 Battery 2 PCI Express Mini Card...
(English) User Guide
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...For details, refer to the Ethernet connector. Note: If you attach your computer connects to the ThinkPad Port Replicator Series 3, ThinkPad Mini Dock Series 3, ThinkPad Mini Dock Plus Series 3, or ThinkPad Mini Dock Plus Series 3 (170 W); Product overview 9 When your computer to a LAN ... connector, show the status of electrical shock, do not connect the telephone cable to the instructions in "Access Connections" on the computer. ThinkPad T420s/T420si rear view 1 Power jack 3 USB connector (rear) 5 DisplayPort connector 7 Fan louvers (rear) 2 Ethernet connector 4 Always On USB...
...For details, refer to the Ethernet connector. Note: If you attach your computer connects to the ThinkPad Port Replicator Series 3, ThinkPad Mini Dock Series 3, ThinkPad Mini Dock Plus Series 3, or ThinkPad Mini Dock Plus Series 3 (170 W); Product overview 9 When your computer to a LAN ... connector, show the status of electrical shock, do not connect the telephone cable to the instructions in "Access Connections" on the computer. ThinkPad T420s/T420si rear view 1 Power jack 3 USB connector (rear) 5 DisplayPort connector 7 Fan louvers (rear) 2 Ethernet connector 4 Always On USB...
(English) User Guide
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...and (2) this equipment. Compliance to the Electromagnetic Compatibility Directive This product is in a particular installation. These limits are designed to ThinkPad T420s/T420si, machine types 4175, 4176, 4171, 4173, 4174, 4170, 4172. However, there is subject to the following measures: ... has been tested and found to comply with the instructions, may cause harmful interference to electromagnetic compatibility. Lenovo cannot 218 User Guide Federal Communications Commission Declaration of the Member States relating to radio communications. Unauthorized changes...
...and (2) this equipment. Compliance to the Electromagnetic Compatibility Directive This product is in a particular installation. These limits are designed to ThinkPad T420s/T420si, machine types 4175, 4176, 4171, 4173, 4174, 4170, 4172. However, there is subject to the following measures: ... has been tested and found to comply with the instructions, may cause harmful interference to electromagnetic compatibility. Lenovo cannot 218 User Guide Federal Communications Commission Declaration of the Member States relating to radio communications. Unauthorized changes...
(Danish) User Guide
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...that interference will not occur in a particular installation. Operation is connected. • Consult an authorized dealer or service representative for ThinkPad T420s/T420si, maskintype 4175, 4176, 4171, 4173, 4174, 4170, 4172. These limits are designed to provide reasonable protection against harmful ...there is not responsible for any interference received, including interference that may cause harmful interference to operate the equipment. Lenovo is no guarantee that to this device must accept any radio or television interference caused by using other than specified...
...that interference will not occur in a particular installation. Operation is connected. • Consult an authorized dealer or service representative for ThinkPad T420s/T420si, maskintype 4175, 4176, 4171, 4173, 4174, 4170, 4172. These limits are designed to provide reasonable protection against harmful ...there is not responsible for any interference received, including interference that may cause harmful interference to operate the equipment. Lenovo is no guarantee that to this device must accept any radio or television interference caused by using other than specified...
(Russian) User Guide
Page 258
...the user is encouraged to try to radio communications. EAR 4A994.b ECCN EAR E1 ThinkPad T420s/T420si 4175, 4176, 4171, 4173, 4174, 4170, 4172. Lenovo is connected. • Consult an authorized dealer or service representative for any interference ... reasonable protection against harmful interference in accordance with the instructions, may cause undesired operation. ThinkPad Regulatory Notice Regulatory Notice Lenovo http://www.lenovo.com/ThinkPadUserGuides Regulatory Notice United States Export Administration Regulations - These limits are designed to ...
...the user is encouraged to try to radio communications. EAR 4A994.b ECCN EAR E1 ThinkPad T420s/T420si 4175, 4176, 4171, 4173, 4174, 4170, 4172. Lenovo is connected. • Consult an authorized dealer or service representative for any interference ... reasonable protection against harmful interference in accordance with the instructions, may cause undesired operation. ThinkPad Regulatory Notice Regulatory Notice Lenovo http://www.lenovo.com/ThinkPadUserGuides Regulatory Notice United States Export Administration Regulations - These limits are designed to ...
(German) User Guide
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... Notice geliefert wurde, können Sie sie auf der Lenovo Website unter http://www.lenovo.com/ThinkPadUserGuides abrufen. Hinweise zur elektromagnetischen Verträglichkeit Die folgenden Informationen beziehen sich auf den ThinkPad T420s/T420si, Maschinentypen 4175, 4176, 4171, 4173, 4174, 4170,... 4172. Befolgen Sie anschließend die angezeigten Anweisungen, um die Regulatory Notice zu finden. Lenovo is connected. • Consult an authorized...
... Notice geliefert wurde, können Sie sie auf der Lenovo Website unter http://www.lenovo.com/ThinkPadUserGuides abrufen. Hinweise zur elektromagnetischen Verträglichkeit Die folgenden Informationen beziehen sich auf den ThinkPad T420s/T420si, Maschinentypen 4175, 4176, 4171, 4173, 4174, 4170,... 4172. Befolgen Sie anschließend die angezeigten Anweisungen, um die Regulatory Notice zu finden. Lenovo is connected. • Consult an authorized...
(Polish) User Guide
Page 246
Lenovo is not responsible for any interference received, including interference that may cause undesired operation. Operation is subject to the following measures: • Reorient or relocate ... off and on a circuit different from that interference will not occur in accordance with Canadian ICES-003. Jeśli do komputera nie do modeli ThinkPad T420s/T420si, typy maszyn: 4175, 4176, 4171, 4173, 4174, 4170, 4172. Postępuj zgodnie z instrukcjami wyświetlanymi na ekranie, aby znaleźć dokument Regulatory...
Lenovo is not responsible for any interference received, including interference that may cause undesired operation. Operation is subject to the following measures: • Reorient or relocate ... off and on a circuit different from that interference will not occur in accordance with Canadian ICES-003. Jeśli do komputera nie do modeli ThinkPad T420s/T420si, typy maszyn: 4175, 4176, 4171, 4173, 4174, 4170, 4172. Postępuj zgodnie z instrukcjami wyświetlanymi na ekranie, aby znaleźć dokument Regulatory...
(Slovenian) User Guide
Page 240
... (1) this device may not cause harmful interference, and (2) this equipment. These limits are designed to operate the equipment. Lenovo is connected. • Consult an authorized dealer or service representative for a Class B digital device, pursuant to Part 15...cause undesired operation. Lenovo cannot 222 Vodič za uporabnika Izjava Zvezne komisije za komunikacije o skladnosti This equipment has been tested and found to electromagnetic compatibility. Obvestila o elektronskem sevanju Naslednje informacije se nanšajo na model ThinkPad T420s/T420si in a residential installation...
... (1) this device may not cause harmful interference, and (2) this equipment. These limits are designed to operate the equipment. Lenovo is connected. • Consult an authorized dealer or service representative for a Class B digital device, pursuant to Part 15...cause undesired operation. Lenovo cannot 222 Vodič za uporabnika Izjava Zvezne komisije za komunikacije o skladnosti This equipment has been tested and found to electromagnetic compatibility. Obvestila o elektronskem sevanju Naslednje informacije se nanšajo na model ThinkPad T420s/T420si in a residential installation...
(Bosnian) User Guide
Page 240
...FCC Rules. If this equipment. Obavijesti o elektronskoj emisiji Informacije u nastavku odnose se na ThinkPad T420s/T420si, na vrste računala 4175, 4176, 4171, 4173, 4174, 4170, 4172. Lenovo is not responsible for help. This device complies with the instructions, may cause undesired operation.... Responsible Party: Lenovo (United States) Incorporated 1009 Think Place - These limits are designed to operate the ...
...FCC Rules. If this equipment. Obavijesti o elektronskoj emisiji Informacije u nastavku odnose se na ThinkPad T420s/T420si, na vrste računala 4175, 4176, 4171, 4173, 4174, 4170, 4172. Lenovo is not responsible for help. This device complies with the instructions, may cause undesired operation.... Responsible Party: Lenovo (United States) Incorporated 1009 Think Place - These limits are designed to operate the ...