Compaq Presario CQ42-400 Notebook PC User Guide - Windows 7 - Page 22

Labels, Microsoft® Certificate of Authenticity-Contains the Windows® Product Key. You may need

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Labels The labels affixed to the computer provide information you may need when you troubleshoot system problems or travel internationally with the computer. ● Service tag-Provides important information, including the following: Component (1) (2) (3) (4) (5) Product name Serial number (s/n) Part number/Product number (p/n) Warranty period Model description Have this information available when you contact technical support. The service tag label is affixed inside the battery bay. ● Regulatory label-Provides regulatory information about the computer. The regulatory label is affixed inside the battery bay. ● Microsoft® Certificate of Authenticity-Contains the Windows® Product Key. You may need the Product Key to update or troubleshoot the operating system. This certificate is affixed to the bottom of the computer. ● Modem approval label (select models only)-Provides regulatory information about the modem and lists the agency approval markings required by some of the countries or regions in which the modem has been approved for use. You may need this information when traveling internationally. The modem approval label is affixed inside the battery bay. ● Wireless certification label or labels-Provide information about optional wireless devices and the approval markings of some of the countries or regions in which the devices have been approved for use. An optional device may be a wireless local area network (WLAN) device or an optional Bluetooth® device. If your computer model includes one or more wireless devices, one or more certification labels are included with your computer. You may need this information when traveling internationally. Wireless certification labels are affixed inside the memory module compartment. This label is affixed inside the battery bay. 12 Chapter 1 Features

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Labels
The labels affixed to the computer provide information you may need when you troubleshoot system
problems or travel internationally with the computer.
●
Service tag—Provides important information, including the following:
Component
(1)
Product name
(2)
Serial number (s/n)
(3)
Part number/Product number (p/n)
(4)
Warranty period
(5)
Model description
Have this information available when you contact technical support. The service tag label is affixed
inside the battery bay.
●
Regulatory label—Provides regulatory information about the computer. The regulatory label is
affixed inside the battery bay.
●
Microsoft® Certificate of Authenticity—Contains the Windows® Product Key. You may need the
Product Key to update or troubleshoot the operating system. This certificate is affixed to the bottom
of the computer.
●
Modem approval label (select models only)—Provides regulatory information about the modem
and lists the agency approval markings required by some of the countries or regions in which the
modem has been approved for use. You may need this information when traveling internationally.
The modem approval label is affixed inside the battery bay.
●
Wireless certification label or labels—Provide information about optional wireless devices and the
approval markings of some of the countries or regions in which the devices have been approved
for use. An optional device may be a wireless local area network (WLAN) device or an optional
Bluetooth® device. If your computer model includes one or more wireless devices, one or more
certification labels are included with your computer. You may need this information when traveling
internationally. Wireless certification labels are affixed inside the memory module compartment.
This label is affixed inside the battery bay.
12
Chapter 1
Features