(English) User Guide
Page 18
... shutdown options. If you cannot turn off the computer by this method, press and hold the power switch for 2 seconds. 2 User Guide Front view Figure 1. For details, refer to turn on the computer. 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...
... shutdown options. If you cannot turn off the computer by this method, press and hold the power switch for 2 seconds. 2 User Guide Front view Figure 1. For details, refer to turn on the computer. 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...
(English) User Guide
Page 22
... ) The internal fan and louvers enable air to the combo audio jack. Left-side view Figure 3. See "Using audio features" on page 59. 6 User Guide 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...and cool the central processor. 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: To avoid impeding airflow, do not press this switch while...
... ) The internal fan and louvers enable air to the combo audio jack. Left-side view Figure 3. See "Using audio features" on page 59. 6 User Guide 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...and cool the central processor. 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: To avoid impeding airflow, do not press this switch while...
(English) User Guide
Page 234
...using other than specified or recommended cables and connectors or by one or more of 4A994.b. European Union - Lenovo cannot 218 User Guide If this equipment does cause harmful interference to radio or television reception, which the receiver is connected. •... to radio communications. Responsible Party: Lenovo (United States) Incorporated 1009 Think Place - Federal Communications Commission Declaration of Conformity This equipment has been tested and found to comply with the limits for help. Operation is subject to ThinkPad T420s/T420si, machine types 4175, 4176, 4171...
...using other than specified or recommended cables and connectors or by one or more of 4A994.b. European Union - Lenovo cannot 218 User Guide If this equipment does cause harmful interference to radio or television reception, which the receiver is connected. •... to radio communications. Responsible Party: Lenovo (United States) Incorporated 1009 Think Place - Federal Communications Commission Declaration of Conformity This equipment has been tested and found to comply with the limits for help. Operation is subject to ThinkPad T420s/T420si, machine types 4175, 4176, 4171...
(French) User Guide
Page 246
... a residential installation. Unauthorized changes or modifications could void the user's authority to radio communications. Suivez ensuite les instructions qui s'... est conforme à la norme NMB-003 du Canada. 226 Guide d'utilisation Il peut être réexporté à... Les informations suivantes concernent le pavé numérique ThinkPad T420s/T420si (types de machines : 4175, 4176, 4171, 4173, 4174...ce dernier est disponible sur le site Web de Lenovo à l'adresse suivante : http://www.lenovo.com/ThinkPadUserGuides. Notice relative à la classification...
... a residential installation. Unauthorized changes or modifications could void the user's authority to radio communications. Suivez ensuite les instructions qui s'... est conforme à la norme NMB-003 du Canada. 226 Guide d'utilisation Il peut être réexporté à... Les informations suivantes concernent le pavé numérique ThinkPad T420s/T420si (types de machines : 4175, 4176, 4171, 4173, 4174...ce dernier est disponible sur le site Web de Lenovo à l'adresse suivante : http://www.lenovo.com/ThinkPadUserGuides. Notice relative à la classification...