DBIT 4G BOX 300Mbps WiFi6 LTE Router User Manual

1. บทนำ

The DBIT 4G BOX 300Mbps WiFi6 LTE Router is a compact and portable wireless communication terminal designed to provide high-speed internet access. It converts 4G LTE signals into WiFi and wired (LAN) network signals, enabling various devices such as phones, computers, and smart home appliances to connect to the internet. This router is compatible with mainstream frequency band SIM cards across Europe, Asia, and Africa, offering a versatile solution for your networking needs.

หมายเหตุสำคัญ: This device does not include a SIM card. It supports standard 4G/5G SIM cards, but please be aware that while compatible with 5G SIM cards, it only operates on 4G band wireless WiFi, not 5G band. It does not support contract SIM cards (e.g., cards tied to specific devices or purely 5G band contracts).

หมายเหตุประสิทธิภาพ: Stated speed descriptions are theoretical laboratory data. Actual network speed is not fixed and varies based on the real-world network environment and end-user devices.

2. เนื้อหาบรรจุภัณฑ์

กรุณาตรวจสอบเนื้อหาแพ็คเกจเมื่อแกะกล่อง:

• 1 x DBIT 4G BOX WiFi6 LTE Router
• 1 x Power Cable (Type-C)
• 1 x SIM Card Adapter
• 1 x คู่มือผู้ใช้

บันทึก: The router supports 5V-12V/1A power supply. For optimal performance and to avoid compatibility issues, please use the original power cable provided.

3. ข้อมูลจำเพาะ

3.1. คุณสมบัติของผลิตภัณฑ์

• Supports 4G to WiFi and 4G to LAN (2 x LAN ports)
• WiFi6 2.4G wireless WiFi with speeds up to 300Mbps
• CAT4 LTE WiFi with DL150Mbps/UL50Mbps
• Supports connection for up to 32 devices
• Features WiFi hiding and SSID broadcast functions
• Includes port filtering, port mapping, and watchdog functionalities
• Supports frequency band locking
• FOTA (Firmware Over-The-Air) remote upgrade function
• Supports various protocols: TCP/UDP/PPP/HTTP/NITZ/NDIS/NTP/HTTPS/PING/PAP/CHAP

3.2. ข้อมูลจำเพาะทางเทคนิค

3.3. Supported Frequency Bands

The router supports the following frequency bands, making it applicable to Europe, Africa, Asia, and various countries/regions including Russia, Israel, South Korea, Spain, Brazil, Ukraine, France, Italy, Netherlands, India, Nigeria, Switzerland, Kazakhstan, Poland, Ghana, etc.

• FDD LTE: B1/B3/B7/B8/B20/B28
• TDD LTE: B38/B40/B41
• WCDMA: B1 / B8

4. คำแนะนำในการตั้งค่า

4.1. การติดตั้งซิมการ์ด

1. Locate the Micro SIM card slot on the side of the router.
2. ตรวจสอบให้แน่ใจว่าเราเตอร์ปิดอยู่
3. Insert a valid Micro SIM card into the slot with the chip facing downwards and the missing corner oriented inwards, as indicated by the diagram.
4. Gently push until the SIM card clicks into place.

4.2. การเชื่อมต่อไฟฟ้า

1. Connect the provided Type-C power cable to the router's power interface.
2. Plug the other end of the power cable into a suitable power adapter (5V-1A recommended).
3. Once powered on, all LED lights will flash once, then the system will start up. Wait for the LED lights to display a normal status (refer to Section 5.1 for LED indicator meanings).

4.3. Initial WiFi Connection

1. After the router powers on and initializes, search for available WiFi networks on your device (phone, computer, etc.).
2. Connect to the WiFi network with the SSID: CLM920-XXXX (the exact SSID can be found on the nameplate at the bottom of the router).
3. Enter the default WiFi Password: 12345678 (also found on the router's nameplate).

4.4. Accessing Router Configuration Page

1. Ensure your device is connected to the router's WiFi or via an Ethernet cable to one of the LAN ports.
2. เปิด web เบราว์เซอร์ (เช่น Chrome, Firefox, Edge)
3. ในแถบที่อยู่พิมพ์ 192.168.1.1 และกด Enter
4. When prompted, enter the default username: admin และรหัสผ่าน: admin.
5. Click "Login" to access the router's web management interface. You will typically be directed to a Quick Setup page.

บันทึก: The default gateway address and login credentials are printed on the label at the bottom of the router. These parameters can be modified later through the configuration page.

5. คู่มือการใช้งาน

5.1. ไฟ LED แสดงสถานะ

เราเตอร์มีไฟ LED หลายดวงเพื่อแสดงสถานะปัจจุบัน:

5.2. Web Management Interface Options

Once logged into the router's configuration page (192.168.1.1), you can access various settings:

• อินเทอร์เน็ต: Configure internet connection settings, view traffic statistics, manage PIN codes, manually select networks, set MEP, traffic settings, USSD.
• Home Network: Manage DHCP settings, view connected devices, monitor device traffic, network activity, and configure custom firewall rules, port filtering, and port forwarding.
• ไร้สาย: Adjust wireless settings, wireless security settings, and wireless MAC filters.
• เราเตอร์ : Manage user accounts, configuration, perform software upgrades, reboot the router, power off the router, and set the device time.

6. การบำรุงรักษา

To ensure the longevity and optimal performance of your DBIT 4G BOX router, please follow these maintenance guidelines:

• การจัดวาง: Place the device on a stable, horizontal surface.
• การระบายอากาศ : Keep the router away from heat sources and ensure adequate ventilation to prevent overheating.
• สิ่งแวดล้อม: Operate the device in a dust-free and dry environment.
• ระบบป้องกันฟ้าผ่า: During thunderstorms, it is recommended to disconnect the power supply and all connected cables to prevent damage from lightning strikes.

7 การแก้ไขปัญหา

7.1. Invalid Network

อาการ: Router indicates no network connection, or internet access is unavailable.

สาเหตุที่เป็นไปได้:

• Invalid SIM card (e.g., band incompatibility, incorrect insertion, data plan exhausted).
• Poor network environment or weak SIM card signal.

วิธีแก้ไข:

1. Remove the SIM card, perform a router reset (long press the RESET button for >5 seconds), and power off the device.
2. Reinsert a valid SIM card, ensuring it is correctly oriented and fully inserted. Verify the SIM card's validity and active data plan.
3. Power on the router and wait for the system to recognize the SIM card and establish a connection. Reconnect to the router's WiFi.
4. Log in to the router's IP management center (192.168.1.1) and manually lock the main working frequency band if necessary.
5. Relocate the router to an area with better network signal reception.

7.2. PC Network Connection/Access Issues

อาการ: The router appears to be functioning normally (dialing/logging in), but a connected PC cannot access the web management center or shows no internet connection (e.g., a globe/plug icon for network status).

สาเหตุที่เป็นไปได้: Conflict between wired and wireless networks, often due to the WLAN adapter being disabled on the PC.

สารละลาย:

1. On your PC, go to "Settings".
2. Navigate to "Network & Internet" and then "Status".
3. Click on "Change adapter options".
4. Locate your WLAN (Wireless Local Area Network) adapter and ensure it is enabled. If disabled, right-click and select "Enable".

8. เคล็ดลับผู้ใช้

• การตรวจสอบสถานะ: After powering on, you can connect any mobile phone or computer to the router's WiFi and log into the IP management center (192.168.1.1) to check the router's status. Many issues can be diagnosed and resolved directly from these pages.
• การเปลี่ยนแปลงการกำหนดค่า: Be aware that after any configuration changes in the web management interface, the device will restart. You will need to reconnect to the router's WiFi to regain network access.
• แหล่งจ่ายไฟ: Always try to use the original power cable for power supply to avoid potential interface compatibility issues.

9. คำถามที่พบบ่อย (FAQ)

Q: Is this router compatible with cellular networks in [Country Name, e.g., Chile, Mexico, Spain, Peru, Mozambique]?

A: The router supports specific frequency bands: FDD LTE (B1/B3/B7/B8/B20/B28), TDD LTE (B38/B40/B41), and WCDMA (B1/B8). To determine compatibility with your specific country and carrier, please check if your local cellular network operates on these bands. The router is generally applicable to Europe, Africa, and Asia regions that utilize these bands.

Q: Can I use a 5G SIM card with this router?

A: Yes, you can use a 5G SIM card. However, the router will only connect to 4G networks and provide 4G band wireless WiFi, as it does not support 5G band operation.

Q: What type of SIM card does it use?

A: The router uses a Micro SIM card. Standard and Nano SIM cards are not directly compatible without an adapter.

10. การรับประกันและการสนับสนุน

For warranty information, technical support, or any issues not covered in this manual, please contact the seller or manufacturer directly. Keep your purchase receipt for warranty claims.