1. הקדמה
The D-Link DUB-H4 is a 4-port USB 2.0 hub designed to expand the number of available USB ports on your computer or laptop. This device allows for easy connection of multiple USB 1.1 or 2.0 peripherals such as printers, digital cameras, scanners, and webcams. Featuring Plug & Play functionality, the DUB-H4 requires no special configuration or driver installation and is compatible with Windows, Mac, and Linux operating systems.
2. פּעקל אינהאַלט
ביטע באַשטעטיקן אַז אייער פּעקל כּולל די פאלגענדע זאכן:
- D-Link DUB-H4 4-פּאָרט וסב 2.0 הוב
- USB 2.0 Type-A to Type-B Cable
- Power Adapter (5V == 2.5A)
3. פּראָדוקט איבערview
The DUB-H4 hub provides four downstream USB Type-A ports for connecting your USB devices and one upstream USB Type-B port for connecting to your computer or another USB hub. It supports high-speed data transfer rates of up to 480 Mbps and includes LED indicators for port activity.

פיגורע 3.1: פראָנט-אויבן view of the D-Link DUB-H4 USB Hub, showing its compact black design and four USB Type-A ports.

פיגורע 3.2: דערציען view of the D-Link DUB-H4 USB Hub, illustrating the USB Type-B upstream port and the DC 5V == 2.5A power input.
4. סעטאַפּ אינסטרוקציעס
- פאַרבינדן די מאַכט אַדאַפּטער: Insert the power adapter cable into the DC 5V == 2.5A input port on the rear of the DUB-H4 hub. Plug the other end of the power adapter into a standard electrical outlet.
- פאַרבינדן צו דיין קאָמפּיוטער: Use the provided USB 2.0 Type-A to Type-B cable. Connect the Type-B end to the upstream USB port on the rear of the DUB-H4 hub. Connect the Type-A end to an available USB port on your computer.
- פאַרבינדן וסב דעוויסעס: Plug your USB devices (e.g., mouse, keyboard, printer, external hard drive) into the available USB Type-A ports on the DUB-H4 hub.
- אָטאַמאַטיק דערקענונג: The DUB-H4 is Plug & Play. Your operating system should automatically detect and install the necessary drivers for the hub. No manual driver installation is typically required.
5. אַפּערייטינג ינסטרוקטיאָנס
Once the DUB-H4 hub is connected and recognized by your computer, it operates transparently. Simply connect your USB devices to the hub's downstream ports. The hub will manage power distribution and data transfer for all connected devices. LED indicators on the hub will typically illuminate to show active connections and data transfer.
6. וישאַלט
To ensure optimal performance and longevity of your D-Link DUB-H4 hub, follow these maintenance guidelines:
- רייניקונג: Disconnect the hub from power and your computer before cleaning. Use a soft, dry cloth to wipe the exterior. Avoid using liquid cleaners or abrasive materials.
- ינווייראַנמענאַל טנאָים: Operate the hub within its specified temperature range of 0 to 40 °C (32 to 104 °F). Avoid exposing the device to extreme temperatures, humidity, or direct sunlight.
- קאַבלע פאַרוואַלטונג: Ensure all cables are connected securely and are not excessively bent or strained.
7. טראָובלעשאָאָטינג
If you encounter issues with your D-Link DUB-H4 hub, consider the following troubleshooting steps:
- מיטל ניט דערקענט:
- Ensure the hub's power adapter is securely connected to a working electrical outlet.
- Verify that the USB cable connecting the hub to your computer is properly seated at both ends.
- Try connecting the USB device directly to your computer's USB port to confirm the device itself is functional.
- Test the hub with a different USB port on your computer.
- לאַנגזאַמע דאַטן טראַנספער:
- Ensure all connected devices are USB 2.0 compatible for optimal speeds. USB 1.1 devices will operate at their native slower speeds.
- Avoid connecting too many high-bandwidth devices simultaneously if experiencing performance issues.
- מאַכט ישוז:
- Confirm the power adapter is correctly connected and providing power. The hub requires external power for reliable operation, especially with multiple devices.
- If using a power strip, ensure it is switched on and functioning.
If these steps do not resolve the issue, please refer to the D-Link support resources mentioned in Section 9.
8. ספּעסאַפאַקיישאַנז
| סאָרט | ד-לינק |
| מאָדעל נומער | DUB-H4 |
| קאָליר | שוואַרץ |
| צובינד | וסב 2.0 |
| נומער פון פּאָרץ | 4 x USB Type-A (downstream), 1 x USB Type-B (upstream) |
| דאַטאַ אַריבערפירן קורס | אַרויף צו 480 Mbps |
| אַפּערייטינג סיסטעם קאַמפּאַטאַבילאַטי | Windows 7/Vista/XP, Mac OS X 10.4 or higher, Linux |
| ספּעציעלע פֿעיִקייטן | OHCI, EHCI, Plug and Play, LED indicators |
| מאַטעריאַל | פּאָליקאַרבאָנאַטע |
| דימענסיעס (L X W X H) | 12.1 X 8.7 X 9 סענטימעטער |
| מאַכט אַרייַנשרייַב | DC 5V == 2.5A |
| אַפּערייטינג טעמפּעראַטור | 0 צו 40 °C (32-104 °F) |
9. וואָראַנטי אינפֿאָרמאַציע
The D-Link DUB-H4 is covered by a manufacturer's warranty. D-Link provides a three-year warranty against manufacturing defects for this product. Please retain your proof of purchase for warranty claims.
10. שטיצן
פֿאַר טעכנישע שטיצע, פּראָדוקט רעגיסטראַציע, אָדער צו דאַונלאָודן די לעצטע דרייווערס און פירמווער, ביטע באַזוכט די אָפֿיציעלע ד-לינק שטיצע website. You can typically find support resources by searching for your product model (DUB-H4) on their webפּלאַץ.
די-לינק אפיציעל Webפּלאַץ: www.dlink.com





