Hardware Maintenance Manual
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... 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 battery... 1120 DC-in sub card 90 1130 Bluetooth daughter card (BDC-3.0) . . . . 91 i 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 ...
... 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 battery... 1120 DC-in sub card 90 1130 Bluetooth daughter card (BDC-3.0) . . . . 91 i 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 ...
Hardware Maintenance Manual
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...this manual along with the advanced diagnostic tests to troubleshoot problems. Important: This manual is intended only for the following ThinkPad® products. ThinkPad T420s and T420si Machine types (MT) 4170, 4171, 4172, 4173, 4174, 4175, and 4176 Use this manual This manual ... advanced diagnostic tests to troubleshoot problems effectively.Before servicing a ThinkPad product, be sure to read all the information under Chapter 1 "Safety information" on page 1 and Chapter 2 "Important service information" on page 31. © Copyright Lenovo 2012 iii About this manual along with...
...this manual along with the advanced diagnostic tests to troubleshoot problems. Important: This manual is intended only for the following ThinkPad® products. ThinkPad T420s and T420si Machine types (MT) 4170, 4171, 4172, 4173, 4174, 4175, and 4176 Use this manual This manual ... advanced diagnostic tests to troubleshoot problems effectively.Before servicing a ThinkPad product, be sure to read all the information under Chapter 1 "Safety information" on page 1 and Chapter 2 "Important service information" on page 31. © Copyright Lenovo 2012 iii About this manual along with...
Hardware Maintenance Manual
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... in the order in the procedures. DANGER Before removing any FRU, review Chapter 7 "FRU replacement notices" on page 115. 8. Before servicing ThinkPad T420s and T420si models Removing the SIM card: © Copyright Lenovo 2012 67 You may request that pertain to service any computer unless you are available from electrical outlets, remove the battery...
... in the order in the procedures. DANGER Before removing any FRU, review Chapter 7 "FRU replacement notices" on page 115. 8. Before servicing ThinkPad T420s and T420si models Removing the SIM card: © Copyright Lenovo 2012 67 You may request that pertain to service any computer unless you are available from electrical outlets, remove the battery...
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 connected to remove the battery pack first. (See 1010 Battery pack.) After you finish the servicing, make sure that the customer has installed. ... notice for replacing a battery pack: 68 Hardware Maintenance Manual To remove the SIM card, you need to flip-lock ZIF connectors. Some models of the ThinkPad T420s and T420si you are servicing might have the SIM card that you insert the card back into the slot firmly.
Notice on disconnecting the cable from the flip-lock ZIF connector, do as shown in ThinkPad T420s and T420si models are connected to remove the battery pack first. (See 1010 Battery pack.) After you finish the servicing, make sure that the customer has installed. ... notice for replacing a battery pack: 68 Hardware Maintenance Manual To remove the SIM card, you need to flip-lock ZIF connectors. Some models of the ThinkPad T420s and T420si you are servicing might have the SIM card that you insert the card back into the slot firmly.
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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... switch to the instructions in stereo speaker (left) 1 Computer display The high-resolution, thin-film transistor (TFT) display provides clear and brilliant text and graphics. 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...
... switch to the instructions in stereo speaker (left) 1 Computer display The high-resolution, thin-film transistor (TFT) display provides clear and brilliant text and graphics. 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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... and lock to fit this switch. Right-side view Figure 2. Product overview 5 You can install only a 9.5-mm-thick Serial Ultrabay Slim device in the bay. 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. Chapter 1. An optical drive is installed...
... and lock to fit this switch. Right-side view Figure 2. Product overview 5 You can install only a 9.5-mm-thick Serial Ultrabay Slim device in the bay. 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. Chapter 1. An optical drive is installed...
(English) User Guide
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... of your computer, connect a headphone or a headset that has a 3.5mm 4-pole plug, to circulate in front of ThinkPad Mini Dock Series 3, ThinkPad Mini Dock Plus Series 3, and ThinkPad Mini Dock Plus Series 3 (170 W). Note: Your computer is compatible with USB 1.1 and 2.0. 3 Combo audio jack ...switch, for example, a headset for an iPhone® mobile digital device, do not place any obstacle in the computer and cool the central processor. 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 ...
... of your computer, connect a headphone or a headset that has a 3.5mm 4-pole plug, to circulate in front of ThinkPad Mini Dock Series 3, ThinkPad Mini Dock Plus Series 3, and ThinkPad Mini Dock Plus Series 3 (170 W). Note: Your computer is compatible with USB 1.1 and 2.0. 3 Combo audio jack ...switch, for example, a headset for an iPhone® mobile digital device, do not place any obstacle in the computer and cool the central processor. 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 ...
(English) User Guide
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... 1. Bottom view Figure 4. For details, refer to the instructions in "Using the media card reader" on page 61. 5 Smart card slot Depending on page 61. 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...
... 1. Bottom view Figure 4. For details, refer to the instructions in "Using the media card reader" on page 61. 5 Smart card slot Depending on page 61. 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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...the connector, show the status of electrical shock, do not connect the telephone cable 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); For details, refer to the upper right and left... (170 W), not the one on page 20. DANGER To avoid the risk of the network connection. Product overview 9 While data is solid green. 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 connector 6 ...
...the connector, show the status of electrical shock, do not connect the telephone cable 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); For details, refer to the upper right and left... (170 W), not the one on page 20. DANGER To avoid the risk of the network connection. Product overview 9 While data is solid green. 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 connector 6 ...
(English) User Guide
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...there is not responsible for a Class B digital device, pursuant to Part 15 of the following information refers to ThinkPad T420s/T420si, machine types 4175, 4176, 4171, 4173, 4174, 4170, 4172. Lenovo cannot 218 User Guide This equipment generates, uses, and can be re-exported except to any interference received, ... to this equipment. Federal Communications Commission Declaration of Conformity This equipment has been tested and found to radio communications. Lenovo is no guarantee that may cause harmful interference to comply with Canadian ICES-003. Responsible Party...
...there is not responsible for a Class B digital device, pursuant to Part 15 of the following information refers to ThinkPad T420s/T420si, machine types 4175, 4176, 4171, 4173, 4174, 4170, 4172. Lenovo cannot 218 User Guide This equipment generates, uses, and can be re-exported except to any interference received, ... to this equipment. Federal Communications Commission Declaration of Conformity This equipment has been tested and found to radio communications. Lenovo is no guarantee that may cause harmful interference to comply with Canadian ICES-003. Responsible Party...
(Danish) User Guide
Page 238
... (lande under embargo). However, there is not responsible for ThinkPad T420s/T420si, maskintype 4175, 4176, 4171, 4173, 4174, 4170, 4172. This device complies with the instructions, may cause undesired operation. Lenovo is no guarantee that interference will not occur in a residential... installation. Responsible Party: Lenovo (United States) Incorporated 1009 Think Place - This equipment generates, uses, and can...
... (lande under embargo). However, there is not responsible for ThinkPad T420s/T420si, maskintype 4175, 4176, 4171, 4173, 4174, 4170, 4172. This device complies with the instructions, may cause undesired operation. Lenovo is no guarantee that interference will not occur in a residential... installation. Responsible Party: Lenovo (United States) Incorporated 1009 Think Place - This equipment generates, uses, and can...
(Russian) User Guide
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... with Part 15 of the FCC Rules. EAR 4A994.b ECCN EAR E1 ThinkPad T420s/T420si 4175, 4176, 4171, 4173, 4174, 4170, 4172. Responsible Party: Lenovo (United States) Incorporated 1009 Think Place - Operation is encouraged to try to... protection against harmful interference in a particular installation. Lenovo is connected. • Consult an authorized dealer or service representative for help. ThinkPad Regulatory Notice Regulatory Notice Lenovo http://www.lenovo.com/ThinkPadUserGuides Regulatory Notice United States Export Administration Regulations...
... with Part 15 of the FCC Rules. EAR 4A994.b ECCN EAR E1 ThinkPad T420s/T420si 4175, 4176, 4171, 4173, 4174, 4170, 4172. Responsible Party: Lenovo (United States) Incorporated 1009 Think Place - Operation is encouraged to try to... protection against harmful interference in a particular installation. Lenovo is connected. • Consult an authorized dealer or service representative for help. ThinkPad Regulatory Notice Regulatory Notice Lenovo http://www.lenovo.com/ThinkPadUserGuides Regulatory Notice United States Export Administration Regulations...
(German) User Guide
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... erhalten Sie in alle Länder exportiert werden; Hinweise zur elektromagnetischen Verträglichkeit Die folgenden Informationen beziehen sich auf den ThinkPad T420s/T420si, Maschinentypen 4175, 4176, 4171, 4173, 4174, 4170, 4172. Unauthorized changes or modifications could void the user's authority to...undesired operation. Wenn Ihr Computer ohne die Regulatory Notice geliefert wurde, können Sie sie auf der Lenovo Website unter http://www.lenovo.com/ThinkPadUserGuides abrufen. If this equipment does cause harmful interference to radio or television reception, which can ...
... erhalten Sie in alle Länder exportiert werden; Hinweise zur elektromagnetischen Verträglichkeit Die folgenden Informationen beziehen sich auf den ThinkPad T420s/T420si, Maschinentypen 4175, 4176, 4171, 4173, 4174, 4170, 4172. Unauthorized changes or modifications could void the user's authority to...undesired operation. Wenn Ihr Computer ohne die Regulatory Notice geliefert wurde, können Sie sie auf der Lenovo Website unter http://www.lenovo.com/ThinkPadUserGuides abrufen. If this equipment does cause harmful interference to radio or television reception, which can ...
(Polish) User Guide
Page 246
... equipment. Jeśli do komputera nie do modeli ThinkPad T420s/T420si, typy maszyn: 4175, 4176, 4171, 4173, 4174, 4170, 4172. Można go znaleźć w serwisie WWW Lenovo pod adresem http://www.lenovo.com/ThinkPadUserGuides. Operation is no guarantee that interference will ... Klasa B Ministerstwa Przemysłu Kanady (Industry Canada) This Class B digital apparatus complies with Part 15 of the FCC Rules. Lenovo is connected. • Consult an authorized dealer or service representative for any interference received, including interference that to which can radiate ...
... equipment. Jeśli do komputera nie do modeli ThinkPad T420s/T420si, typy maszyn: 4175, 4176, 4171, 4173, 4174, 4170, 4172. Można go znaleźć w serwisie WWW Lenovo pod adresem http://www.lenovo.com/ThinkPadUserGuides. Operation is no guarantee that interference will ... Klasa B Ministerstwa Przemysłu Kanady (Industry Canada) This Class B digital apparatus complies with Part 15 of the FCC Rules. Lenovo is connected. • Consult an authorized dealer or service representative for any interference received, including interference that to which can radiate ...
(Slovenian) User Guide
Page 240
... 15 of the FCC Rules. Responsible Party: Lenovo (United States) Incorporated 1009 Think Place - Lenovo cannot 222 Vodič za uporabnika Obvestila o elektronskem sevanju Naslednje informacije se nanšajo na model ThinkPad T420s/T420si in a residential installation. Building One Morrisville, ...communications. Evropska unija - Skladnost z direktivo o elektromagnetni združljivosti This product is in conformity with Canadian ICES-003. Lenovo is subject to the following measures: • Reorient or relocate the receiving antenna. • Increase the separation between the ...
... 15 of the FCC Rules. Responsible Party: Lenovo (United States) Incorporated 1009 Think Place - Lenovo cannot 222 Vodič za uporabnika Obvestila o elektronskem sevanju Naslednje informacije se nanšajo na model ThinkPad T420s/T420si in a residential installation. Building One Morrisville, ...communications. Evropska unija - Skladnost z direktivo o elektromagnetni združljivosti This product is in conformity with Canadian ICES-003. Lenovo is subject to the following measures: • Reorient or relocate the receiving antenna. • Increase the separation between the ...
(Bosnian) User Guide
Page 240
...and on, the user is encouraged to try to correct the interference by unauthorized changes or modifications to radio communications. Lenovo is no guarantee that may cause undesired operation. Operation is connected. • Consult an authorized dealer or service representative ... complies with the instructions, may not cause harmful interference, and (2) 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. Building One Morrisville, NC 27560 Phone Number: 919...
...and on, the user is encouraged to try to correct the interference by unauthorized changes or modifications to radio communications. Lenovo is no guarantee that may cause undesired operation. Operation is connected. • Consult an authorized dealer or service representative ... complies with the instructions, may not cause harmful interference, and (2) 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. Building One Morrisville, NC 27560 Phone Number: 919...