Chapter 4: Power-On Self-Test (POST) Notebook PC E-Manual 63
The Power-On Self-Test (POST) The POST (Power-On Self-Test) is a series of software-controlled diagnostic tests that run when you turn on or restart your Notebook PC. The software that controls the POST is installed as a permanent part of the Notebook PC’s architecture. Using POST to access BIOS and Troubleshoot During POST, you can access the BIOS settings or run troubleshooting options using the function keys of your Notebook PC. You may refer to the following information for more details.
Accessing BIOS Enter the BIOS settings by using any of the following methods: • Restart your Notebook PC then press • Launch the Start menu, and choose Settings > Update & security > Recovery, then select Restart now under Advanced startup. When you enter the Advanced startup screen, select Troubleshoot > Advanced options > UEFI Firmware Settings > Restart. Notebook PC E-Manual during POST.
Recovering your system Using recovery options on your Notebook PC allows you to restore the system to its original state or simply refresh its settings to help improve performance. IMPORTANT! • Backup all your data files before doing any recovery option on your Notebook PC. • Note down important customized settings such as network settings, user names, and passwords to avoid data loss. • Ensure that your Notebook PC is plugged in to a power source before resetting your system.
• Go back to an earlier build - This option allows you to go back to an earlier build. Use this option if this build is not working for you. • Advanced startup - Using this option allows you to perform other advanced recovery options on your Notebook PC such as: - Using a USB drive, network connection or Windows recovery DVD to startup your Notebook PC.
2. 68 Under the Update and security option, select Recovery then select the recovery option you would like to perform.
Tips and FAQs Notebook PC E-Manual 69
Useful tips for your Notebook PC To help you maximize the use of your Notebook PC, maintain its system performance, and ensure all your data are kept secured, here are some useful tips that you can follow: • Update Windows® periodically to ensure that your applications have the latest security settings. • Use an anti-virus software to protect your data and keep this updated too. • Unless absolutely necessary, refrain from using force shutdown to turn off your Notebook PC.
Hardware FAQs 1. A black dot, or sometimes a colored dot, appears onscreen when I turn on the Notebook PC. What should I do? Although these dots normally appear onscreen, they will not affect your system. If the incident continues and subsequently affects system performance, consult an authorized ASUS service center. 2. My display panel has an uneven color and brightness.
4. 5. My battery charge indicator does not light up. What’s wrong? • Check whether the power adapter or battery pack is attached correctly. You may also disconnect the power adapter or battery pack, wait for a minute, then reconnect them again to the power outlet and Notebook PC. • If the problem still exists, contact your local ASUS service center for assistance. Why is my touchpad not working? Press 6. to enable your touchpad.
8. My Notebook PC cannot do keystrokes correctly because my cursor keeps on moving. What should I do? Make sure that nothing accidentally touches or presses on your touchpad while you type on the keyboard. You can also disable your touchpad by pressing Notebook PC E-Manual .
Software FAQs 1. When I turn on my Notebook PC, the power indicator lights up but nothing appears on my screen. What can I do to fix this? You can try doing any of the following suggestions: 2. • Force shutdown your Notebook PC by pressing the power button for at least four (4) seconds. Check if the power adapter and battery pack are inserted correctly then turn on your Notebook PC. • If the problem still exists, contact your local ASUS service center for assistance.
4. My Notebook PC does not boot up. How can I fix this? You can try doing any of the following suggestions: 5. • Remove all connected devices to your Notebook PC then restart your system. • If the problem still exists, contact your local ASUS service center for assistance. Why can’t my Notebook PC wake up from sleep mode? • You need to press the power button to resume your last working state. • Your system might have completely used up its battery power.
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Appendices Notebook PC E-Manual 77
Internal Modem Compliancy The Notebook PC with internal modem model complies with JATE (Japan), FCC (US, Canada, Korea, Taiwan), and CTR21. The internal modem has been approved in accordance with Council Decision 98/482/EC for pan-European single terminal connection to the public switched telephone network (PSTN).
Network Compatibility Declaration Statement to be made by the manufacturer to the Notified Body and the vendor: “This declaration will indicate the networks with which the equipment is designed to work and any notified networks with which the equipment may have interworking difficulties.
This table shows the countries currently under the CTR21 standard.
This information was copied from CETECOM and is supplied without liability. For updates to this table, you may visit http://www.cetecom.de/technologies/ctr_21.html. 1 National requirements will apply only if the equipment may use pulse dialling (manufacturers may state in the user guide that the equipment is only intended to support DTMF signalling, which would make any additional testing superfluous). In The Netherlands additional testing is required for series connection and caller ID facilities.
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. • Consult the dealer or an experienced radio/TV technician for help. WARNING! The use of a shielded-type power cord is required in order to meet FCC emission limits and to prevent interference to the nearby radio and television reception. It is essential that only the supplied power cord be used. Use only shielded cables to connect I/O devices to this equipment.
Compliance Statement of Innovation, Science and Economic Development Canada (ISED) This device complies with Innovation, Science and Economic Development Canada license exempt RSS standard(s). Operation is subject to the following two conditions: (1) this device may not cause interference, and (2) this device must accept any interference, including interference that may cause undesired operation of the device.
Caution (i) the device for operation in the band 5150-5250 MHz is only for indoor use to reduce the potential for harmful interference to co-channel mobile satellite systems; (ii) for devices with detachable antenna(s), the maximum antenna gain permitted for devices in the bands 5250-5350 MHz and 5470-5725 MHz shall be such that the equipment still complies with the e.i.r.p.
Radio Frequency (RF) Exposure Information The radiated output power of the Wireless Device is below the Innovation, Science and Economic Development Canada (ISED) radio frequency exposure limits. The Wireless Device should be used in such a manner such that the potential for human contact during normal operation is minimized. This device has been evaluated for and shown compliant with the ISED Specific Absorption Rate (“SAR”) limits when operated in portable exposure conditions.
UL Safety Notices Required for UL 1459 covering telecommunications (telephone) equipment intended to be electrically connected to a telecommunication network that has an operating voltage to ground that does not exceed 200V peak, 300V peak-to-peak, and 105V rms, and installed or used in accordance with the National Electrical Code (NFPA 70).
Power Safety Requirement Products with electrical current ratings up to 6A and weighing more than 3Kg must use approved power cords greater than or equal to: H05VV-F, 3G, 0.75mm2 or H05VV-F, 2G, 0.75mm2. TV Notices Note to CATV System Installer—Cable distribution system should be grounded (earthed) in accordance with ANSI/NFPA 70, the National Electrical Code (NEC), in particular Section 820.
Nordic Lithium Cautions (for lithium-ion batteries) CAUTION! Danger of explosion if battery is incorrectly replaced. Replace only with the same or equivalent type recommended by the manufacturer. Dispose of used batteries according to the manufacturer’s instructions. (English) ATTENZIONE! Rischio di esplosione della batteria se sostituita in modo errato. Sostituire la batteria con un una di tipo uguale o equivalente consigliata dalla fabbrica. Non disperdere le batterie nell’ambiente.
CTR 21 Approval (for Notebook PC with built-in Modem) Danish Dutch English Finnish French Notebook PC E-Manual 89
German Greek Italian Portuguese Spanish Swedish 90 Notebook PC E-Manual
Declaration of Compliance for Product Environmental Regulation ASUS follows the green design concept to design and manufacture our products, and makes sure that each stage of the product life cycle of ASUS product is in line with global environmental regulations. In addition, ASUS disclose the relevant information based on regulation requirements. Please refer to http://csr.asus.com/Compliance.htm for information disclosure based on regulation requirements ASUS is complied with.
ASUS Recycling/Takeback Services ASUS recycling and takeback programs come from our commitment to the highest standards for protecting our environment. We believe in providing solutions for you to be able to responsibly recycle our products, batteries, other components as well as the packaging materials. Please go to http://csr.asus.com/english/Takeback.htm for detailed recycling information in different regions.
ENERGY STAR Qualified Product ENERGY STAR is a joint program of the U.S. Environmental Protection Agency and the U.S. Department of Energy helping us all save money and protect the environment through energy efficient products and practices. All ASUS products with the ENERGY STAR logo comply with the ENERGY STAR standard, and the power management feature is enabled by default.
Regional notice for Singapore Complies with IMDA Standards DB103778 This ASUS product complies with IMDA Standards. Notices for removable batteries • Risk of explosion if battery is replaced by an incorrect type. • The battery and its component must be recycled or disposed of properly. Avis concernant les batteries remplaçables • La batterie de l’appareil peut présenter un risque d’incendie ou de brûlure si celle-ci est retirée ou désassemblée.
Simplified EU Declaration of Conformity ASUSTek Computer Inc. hereby declares that this device is in compliance with the essential requirements and other relevant provisions of Directive 2014/53/EU. Full text of EU declaration of conformity is available at https://www.asus.com/support/.
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