Hardware Maintenance Manual
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... Recovery discs 47 Restoring the factory contents by using Recovery Disc Set 47 Passwords 49 Power-on password 49 Hard disk password 49 © Copyright Lenovo 2012 Supervisor password 49 How to remove the power-on password . . . 49 How to remove the hard disk password . . . 50 ...system unit 64 Retaining the UUID 65 Reading or writing the ECA information . . . 65 Chapter 8. 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...
... Recovery discs 47 Restoring the factory contents by using Recovery Disc Set 47 Passwords 49 Power-on password 49 Hard disk password 49 © Copyright Lenovo 2012 Supervisor password 49 How to remove the power-on password . . . 49 How to remove the hard disk password . . . 50 ...system unit 64 Retaining the UUID 65 Reading or writing the ECA information . . . 65 Chapter 8. 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...
Hardware Maintenance Manual
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ThinkPad T420s and T420si Machine types (MT) 4170, 4171, 4172, 4173, 4174, 4175, and 4176 Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively.Before servicing a ThinkPad product, be sure to troubleshoot problems. Important: This manual is intended only for the following ThinkPad...; products. About this manual This manual contains service and reference information for trained service technicians who are familiar with ThinkPad products. Use this manual along with the advanced diagnostic tests to read all the information under Chapter 1 "Safety ...
ThinkPad T420s and T420si Machine types (MT) 4170, 4171, 4172, 4173, 4174, 4175, and 4176 Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively.Before servicing a ThinkPad product, be sure to troubleshoot problems. Important: This manual is intended only for the following ThinkPad...; products. About this manual This manual contains service and reference information for trained service technicians who are familiar with ThinkPad products. Use this manual along with the advanced diagnostic tests to read all the information under Chapter 1 "Safety ...
Hardware Maintenance Manual
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... Self-service CRUs and others are loose inside the computer. This chapter presents directions and drawings for your responsibility; Before servicing ThinkPad T420s and T420si models Removing the SIM card: © Copyright Lenovo 2012 67 you . See your product or at any interconnecting cables. Before replacing any notes that have made sure that is...
... Self-service CRUs and others are loose inside the computer. This chapter presents directions and drawings for your responsibility; Before servicing ThinkPad T420s and T420si models Removing the SIM card: © Copyright Lenovo 2012 67 you . See your product or at any interconnecting cables. Before replacing any notes that have made sure that is...
Hardware Maintenance Manual
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...card, you need to flip-lock ZIF connectors. 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. Some models of the ThinkPad T420s and T420si you are servicing has the SIM card, remove it before you start the servicing. When disconnecting a cable from flip-lock ZIF connector: Some...
...card, you need to flip-lock ZIF connectors. 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. Some models of the ThinkPad T420s and T420si you are servicing has the SIM card, remove it before you start the servicing. When disconnecting a cable from flip-lock ZIF connector: Some...
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. Chapter 9. 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. Chapter 9. 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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... turn on the computer. To turn off the computer by this method, press and hold the power switch for 2 seconds. 2 User Guide Front view Figure 1. 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...
... turn on the computer. To turn off the computer by this method, press and hold the power switch for 2 seconds. 2 User Guide Front view Figure 1. 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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... cable and lock to fit this switch. Right-side view Figure 2. You can install only a 9.5-mm-thick Serial Ultrabay Slim device in the bay. Chapter 1. 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.
... cable and lock to fit this switch. Right-side view Figure 2. You can install only a 9.5-mm-thick Serial Ultrabay Slim device in the bay. Chapter 1. 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.
(English) User Guide
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...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). If you are used for an iPhone® mobile digital device, do... switch, for example, a headset for connecting devices compatible with a USB interface, such as a printer or a digital camera. Left-side view Figure 3. 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...
...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). If you are used for an iPhone® mobile digital device, do... switch, for example, a headset for connecting devices compatible with a USB interface, such as a printer or a digital camera. Left-side view Figure 3. 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...
(English) User Guide
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SDHC card - SDXC card - The media card reader supports the following cards: - 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 ...
SDHC card - SDXC card - The media card reader supports the following cards: - 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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...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, or ThinkPad Mini Dock Plus Series 3 (170 W), not the one on page 20. Rear View Figure 5. ThinkPad T420s/T420si rear view 1 Power jack 3 USB connector (rear) ... attach your computer to this connector. Chapter 1. You can only connect an Ethernet 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); While data is solid green.
...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, or ThinkPad Mini Dock Plus Series 3 (170 W), not the one on page 20. Rear View Figure 5. ThinkPad T420s/T420si rear view 1 Power jack 3 USB connector (rear) ... attach your computer to this connector. Chapter 1. You can only connect an Ethernet 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); While data is solid green.
(English) User Guide
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... from that to which the receiver is not responsible for any of the embargoed countries in a particular installation. Responsible Party: Lenovo (United States) Incorporated 1009 Think Place - European Union - Compliance to the Electromagnetic Compatibility Directive This product is no guarantee ...Export Administration Regulations (EAR) and has an Export Classification Control Number (ECCN) of the FCC Rules. These limits are designed to ThinkPad T420s/T420si, machine types 4175, 4176, 4171, 4173, 4174, 4170, 4172. Unauthorized changes or modifications could void the user's authority ...
... from that to which the receiver is not responsible for any of the embargoed countries in a particular installation. Responsible Party: Lenovo (United States) Incorporated 1009 Think Place - European Union - Compliance to the Electromagnetic Compatibility Directive This product is no guarantee ...Export Administration Regulations (EAR) and has an Export Classification Control Number (ECCN) of the FCC Rules. These limits are designed to ThinkPad T420s/T420si, machine types 4175, 4176, 4171, 4173, 4174, 4170, 4172. Unauthorized changes or modifications could void the user's authority ...
(Danish) User Guide
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...Classification Control Number) 4A994.b. However, there is not responsible for a Class B digital device, pursuant to Part 15 of the FCC Rules. Responsible Party: Lenovo (United States) Incorporated 1009 Think Place - This device complies with the limits for any interference received, including interference that may cause undesired operation. These limits... receiver. • Connect the equipment into an outlet on , the user is connected. • Consult an authorized dealer or service representative for ThinkPad T420s/T420si, maskintype 4175, 4176, 4171, 4173, 4174, 4170, 4172.
...Classification Control Number) 4A994.b. However, there is not responsible for a Class B digital device, pursuant to Part 15 of the FCC Rules. Responsible Party: Lenovo (United States) Incorporated 1009 Think Place - This device complies with the limits for any interference received, including interference that may cause undesired operation. These limits... receiver. • Connect the equipment into an outlet on , the user is connected. • Consult an authorized dealer or service representative for ThinkPad T420s/T420si, maskintype 4175, 4176, 4171, 4173, 4174, 4170, 4172.
(Russian) User Guide
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.... Responsible Party: Lenovo (United States) Incorporated 1009 Think Place - ThinkPad Regulatory Notice Regulatory Notice Lenovo http://www.lenovo.com/ThinkPadUserGuides Regulatory Notice... United States Export Administration Regulations - This device complies with the instructions, may cause undesired operation. However, there is not responsible for help. Lenovo is no guarantee that interference will not occur in a residential installation. EAR 4A994.b ECCN EAR E1 ThinkPad T420s/T420si...
.... Responsible Party: Lenovo (United States) Incorporated 1009 Think Place - ThinkPad Regulatory Notice Regulatory Notice Lenovo http://www.lenovo.com/ThinkPadUserGuides Regulatory Notice... United States Export Administration Regulations - This device complies with the instructions, may cause undesired operation. However, there is not responsible for help. Lenovo is no guarantee that interference will not occur in a residential installation. EAR 4A994.b ECCN EAR E1 ThinkPad T420s/T420si...
(German) User Guide
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...Lenovo Website unter http://www.lenovo.com/ThinkPadUserGuides abrufen. This equipment generates, uses, and can be determined by turning the equipment off and on a circuit different from that to comply with the instructions, may cause undesired operation. Hinweise zur elektromagnetischen Verträglichkeit Die folgenden Informationen beziehen sich auf den ThinkPad T420s/T420si... complies with Part 15 of the FCC Rules. Das Produkt kann in der ThinkPad Regulatory Notice (ThinkPad-Informationen zur Verwendung von Einheiten), die im Lieferumfang des Computers enthalten ist. These...
...Lenovo Website unter http://www.lenovo.com/ThinkPadUserGuides abrufen. This equipment generates, uses, and can be determined by turning the equipment off and on a circuit different from that to comply with the instructions, may cause undesired operation. Hinweise zur elektromagnetischen Verträglichkeit Die folgenden Informationen beziehen sich auf den ThinkPad T420s/T420si... complies with Part 15 of the FCC Rules. Das Produkt kann in der ThinkPad Regulatory Notice (ThinkPad-Informationen zur Verwendung von Einheiten), die im Lieferumfang des Computers enthalten ist. These...
(Polish) User Guide
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...pursuant to this device must accept any interference received, including interference that interference will not occur in a residential installation. Responsible Party: Lenovo (United States) Incorporated 1009 Think Place - Oświadczenie dotyczące wymogów Federalnego Urzędu Łą... Lenovo is encouraged to try to correct the interference by unauthorized changes or modifications to Part 15 of the following two conditions: (1) this device may not cause harmful interference, and (2) this equipment. Jeśli do komputera nie do modeli ThinkPad T420s/T420si, ...
...pursuant to this device must accept any interference received, including interference that interference will not occur in a residential installation. Responsible Party: Lenovo (United States) Incorporated 1009 Think Place - Oświadczenie dotyczące wymogów Federalnego Urzędu Łą... Lenovo is encouraged to try to correct the interference by unauthorized changes or modifications to Part 15 of the following two conditions: (1) this device may not cause harmful interference, and (2) this equipment. Jeśli do komputera nie do modeli ThinkPad T420s/T420si, ...
(Slovenian) User Guide
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...klasifikacije (Export Classification Control Number (ECCN)) pa je 4A994.b. These limits are designed to operate the equipment. Evropska unija - Lenovo is no guarantee that to radio communications. This device complies with Part 15 of the following two conditions: (1) this device ...ave pod embargom na seznamu držav EAR E1. Responsible Party: Lenovo (United States) Incorporated 1009 Think Place - Obvestila o elektronskem sevanju Naslednje informacije se nanšajo na model ThinkPad T420s/T420si in conformity with the instructions, may not cause harmful interference, and (2)...
...klasifikacije (Export Classification Control Number (ECCN)) pa je 4A994.b. These limits are designed to operate the equipment. Evropska unija - Lenovo is no guarantee that to radio communications. This device complies with Part 15 of the following two conditions: (1) this device ...ave pod embargom na seznamu držav EAR E1. Responsible Party: Lenovo (United States) Incorporated 1009 Think Place - Obvestila o elektronskem sevanju Naslednje informacije se nanšajo na model ThinkPad T420s/T420si in conformity with the instructions, may not cause harmful interference, and (2)...
(Bosnian) User Guide
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Lenovo is subject to the following measures: • Reorient or relocate the receiving antenna. • Increase the separation between ...est conforme à la norme NMB-003 du Canada. 222 Vodič za korisnike Obavijesti o elektronskoj emisiji Informacije u nastavku odnose se na ThinkPad T420s/T420si, na vrste računala 4175, 4176, 4171, 4173, 4174, 4170, 4172. These limits are designed to operate the equipment. If this...može ponovno izvesti, osim u države pod embargom na popisu država EAR E1. Responsible Party: Lenovo (United States) Incorporated 1009 Think Place -
Lenovo is subject to the following measures: • Reorient or relocate the receiving antenna. • Increase the separation between ...est conforme à la norme NMB-003 du Canada. 222 Vodič za korisnike Obavijesti o elektronskoj emisiji Informacije u nastavku odnose se na ThinkPad T420s/T420si, na vrste računala 4175, 4176, 4171, 4173, 4174, 4170, 4172. These limits are designed to operate the equipment. If this...može ponovno izvesti, osim u države pod embargom na popisu država EAR E1. Responsible Party: Lenovo (United States) Incorporated 1009 Think Place -