1. Introduktion
The TRENDnet N300 Wireless Access Point (model TEW-638APB) is designed to provide a high-speed wireless N network solution. This device supports data rates up to 300Mbps and offers extended wireless coverage. It features Power over Ethernet (PoE) for flexible installation, allowing both power and data to be transmitted over a single Ethernet cable. The TEW-638APB is compliant with IEEE 802.11n, 802.11g, and 802.11b standards, ensuring compatibility with a wide range of wireless devices. It supports various operating modes including Access Point, Client, Wireless Distribution System (WDS), and Bridge, making it a versatile component for expanding or integrating into existing network infrastructures.

Image 1.1: TRENDnet N300 Wireless Access Point (TEW-638APB) with detachable antennas. This image shows the front and side view of the black access point, highlighting its compact design and the two external antennas.
2. Pakkens indhold
Bekræft, at din pakke indeholder følgende varer:
- TEW-638APB Wireless Access Point
- Vejledende installationsvejledning til flere sprog
- CD-ROM (Setup Wizard and User's Guide)
- 1 x Network Cable (0.6 m / 2 ft.)
- Strømadapter (12V DC, 0.5A)
3. Produktfunktioner
The TEW-638APB offers a range of features designed for enhanced wireless networking:
- Wireless N300 Performance: Provides data rates up to 300Mbps, suitable for streaming and general internet use.
- Power over Ethernet (PoE): Supports PoE for flexible placement without needing a nearby power outlet.
- Aftagelige antenner: Features two 2dBi detachable antennas for improved signal customization and coverage.
- Flere driftstilstande: Functions as an Access Point, AP Client, Wireless Distribution System (WDS), and Wireless Bridge.
- Wi-Fi Protected Setup (WPS): Allows for quick and secure wireless network connection with a single button press.
- Avanceret sikkerhed: Supports 64/128-bit WEP, WPA/WPA2-RADIUS (AP mode only), and WPA/WPA2-PSK encryption protocols.
- Servicekvalitet (QoS): Wi-Fi Multimedia (WMM) support prioritizes audio and video traffic for smoother performance.
- Bred kompatibilitet: Compliant with IEEE 802.11n, 802.11g, and 802.11b standards.
- GREENnet-teknologi: Reduces energy consumption by up to 50%.
4. Opsætning
Follow these steps to set up your TRENDnet N300 Wireless Access Point:
- Udpak og tilslut: Carefully unpack all components. Connect the detachable antennas to the access point.
- Strømtilslutning: Connect the power adapter to the access point and a power outlet, or use a PoE-enabled Ethernet cable from a PoE switch/injector to the access point's Ethernet port.
- Adgang til indledende konfiguration:
- Using the Setup Wizard (Windows only): Insert the provided CD-ROM and run the Setup Wizard. Follow the on-screen instructions.
- Manuel konfiguration: Connect a computer directly to the access point's Ethernet port. Configure your computer's network adapter to obtain an IP address automatically (DHCP) or set a static IP address within the 192.168.10.x range (e.g., 192.168.10.101). The default IP address of the TEW-638APB is 192.168.10.100. Åbn a web browser og naviger til http://192.168.10.100 at få adgang til web-baseret styringsgrænseflade.
- Konfiguration af trådløst netværk: Once logged into the management interface, configure your desired wireless settings, including SSID (network name), security type (WPA2-PSK recommended), and password.
- WPS (Wi-Fi Protected Setup): For compatible devices, press the WPS button on the access point and then on your wireless client device to establish a secure connection automatically.
Refer to the Quick Installation Guide included in the package for detailed, step-by-step instructions and visual aids.
5. Driftstilstande
The TEW-638APB supports several operating modes to suit various networking needs:
- Access Point (AP) tilstand: This is the default mode. The device acts as a central hub for wireless clients, allowing them to connect to a wired network. It broadcasts a wireless signal (SSID) that other Wi-Fi devices can join.
- AP Client Mode (Wireless Adapter): In this mode, the device connects wirelessly to an existing Wi-Fi network and provides an Ethernet port for a wired device (e.g., a gaming console, printer, or DVR) to access the wireless network. It essentially turns a wired device into a wireless one.
- Wireless Distribution System (WDS) Mode: WDS allows multiple access points to communicate wirelessly with each other to expand the wireless network coverage without requiring wired connections between them. This mode can be used for repeating or bridging.
- Wireless Bridge Mode: This mode connects two separate wired networks wirelessly. For example, it can link two Ethernet segments in different buildings without running a physical cable between them.
Configuration for each mode is performed through the web-baseret styringsgrænseflade.
6. Vedligeholdelse
Regular maintenance helps ensure optimal performance and longevity of your access point:
- Firmwareopdateringer: Tjek TRENDnet med jævne mellemrum website for firmware updates. Firmware updates can improve performance, add new features, and address security vulnerabilities. Follow the instructions provided with the firmware update carefully.
- Rensning: Keep the device clean and free from dust. Use a soft, dry cloth to wipe the exterior. Do not use liquid cleaners or solvents. Ensure ventilation openings are not obstructed.
- Placering: Ensure the access point is placed in a well-ventilated area, away from direct sunlight, heat sources, and strong electromagnetic fields. Optimal placement can significantly impact wireless coverage and performance.
- Sikkerhed vedrview: Regelmæssigt vedrview your wireless security settings (SSID, password, encryption type) to ensure your network remains secure. Change passwords periodically.
7. Fejlfinding
If you encounter issues with your TEW-638APB, consider the following troubleshooting steps:
- Kan ikke få adgang Web Grænseflade (192.168.10.100):
- Ensure your computer's IP address is in the same subnet as the access point (e.g., 192.168.10.x with a subnet mask of 255.255.255.0).
- Verify that the Ethernet cable is securely connected between your computer and the access point.
- Deaktiver midlertidigt enhver firewall-software på din computer, der muligvis blokerer adgang.
- Prøv en anden web browser.
- Ingen trådløs forbindelse:
- Check if the access point is powered on and its indicator lights are functioning correctly.
- Ensure the SSID is being broadcast and your wireless client is within range.
- Verify that the correct wireless security key (password) is being used.
- Confirm that the access point is in the correct operating mode (e.g., AP mode if you expect it to broadcast a Wi-Fi network).
- Langsom trådløs hastighed:
- Ensure there are no obstructions or sources of interference (e.g., microwaves, cordless phones) near the access point.
- Adjust the position of the detachable antennas for better signal strength.
- Check for other wireless networks in the area and consider changing your Wi-Fi channel to avoid congestion.
- Ensure your wireless client devices support 802.11n for optimal N300 speeds.
- Network Disconnections:
- Restart the access point by unplugging and replugging the power adapter.
- Tjek for løse kabelforbindelser.
- If using PoE, ensure the PoE source is stable and providing adequate power.
- Gendan fabriksindstillinger: If all else fails, perform a factory reset. Locate the reset button (usually a small pinhole) on the device. With the device powered on, use a paperclip to press and hold the reset button for 5-10 seconds until the lights flash. This will revert all settings to their factory defaults, including the IP address (192.168.10.100).
8. Specifikationer
| Mærke | TRENDnet |
| Modelnavn | TEW-638APB |
| Trådløse standarder | IEEE 802.11n, 802.11g, 802.11b |
| Frekvensbånd | 2.4 GHz |
| Dataoverførselshastighed | Op til 300 Mbps |
| Antenner | 2 x 2dBi aftagelige antenner |
| Forbindelsesteknologi | Trådløs |
| Ethernet-port | 1 x 10/100 Mbps LAN-port |
| Sikkerhedsprotokoller | WPA-PSK, WPA2-PSK, WPS, 64/128-bit WEP, WPA/WPA2-RADIUS (AP mode only) |
| Strømindgang | 12V DC, 0.5A (Power Adapter included) / Power over Ethernet (PoE) |
| Coverage (Indoor) | Op til 100 meter (328 fod) |
| Operativsystemkompatibilitet | RouterOS (for internal firmware), compatible with various OS for client access |
| Varens vægt | 15.2 ounce |
9. Garanti og support
Garantioplysninger: The TRENDnet N300 Wireless Access Point (TEW-638APB) comes with a 3 års begrænset garantiGem venligst din købsbevis i tilfælde af garantikrav.
Teknisk support: For technical assistance, troubleshooting beyond this manual, or to check for the latest firmware updates, please visit the official TRENDnet webwebstedet eller kontakt deres kundesupport. Du kan finde flere oplysninger og ressourcer på TRENDnet Store.