ARRIS TM3402A
ARRIS TM3402 DOCSIS 3.1 Telephony Cable Modem User Manual
Model: TM3402A
1. Pengenalan
The ARRIS Touchstone TM3402 is a high-performance DOCSIS 3.1 home telephony modem designed to deliver gigabit-speed data services and integrated telephony services in a single unit. It serves as a central hub for service delivery within a home or small office environment, providing high-speed data, voice, and IP video capabilities to connected devices.
This modem supports advanced DOCSIS 3.1 OFDM/OFDMA technology with 2x2 channels, alongside 32x8 DOCSIS 3.0 SC-QAM channel bonding, enabling robust Gigabit service delivery. It features four Gigabit Ethernet (GigE) LAN ports for wired connections and two FXS RJ-11 ports for carrier-grade VoIP telephony, utilizing the Touchstone Voice stack for high-quality voice communication.
Ciri-ciri utama termasuk:
- DOCSIS 3.1 and DOCSIS 3.0 compatibility for high-speed internet.
- 2x2 OFDM/OFDMA and 32x8 SC-QAM channel bonding for enhanced bandwidth.
- Four 10/100/1000 Base-T Ethernet (RJ45) ports for wired network devices.
- Two FXS RJ-11 ports for Voice over IP (VoIP) telephony services.
- Optimized for Gigabit data services over DOCSIS 3.1 WAN.
Note: This device is not supported for Cox Cable Services.
2. Kandungan Pakej
- ARRIS TM3402A Telephony Cable Modem
- Penyesuai Kuasa
- Kabel Ethernet
- Panduan Mula Pantas (jika disertakan)
3. Fizikal Overview

Rajah 1: Depan view of the ARRIS TM3402A modem. This image displays the modem's front panel, featuring LED indicators for Power, US/DS (Upstream/Downstream), Online, Tel1, Tel2, and Battery status. The ARRIS logo is visible at the bottom.

Rajah 2: sebelah view of the ARRIS TM3402A modem with its power adapter. This image shows the modem from a slightly angled side perspective, highlighting its compact design and the included power adapter, which connects to the modem's power input.
Penunjuk Panel Hadapan
| Penunjuk | Status | Penerangan |
|---|---|---|
| kuasa | Hijau Pejal | Modem dihidupkan. |
| AS / DS | Hijau Pejal | Upstream and Downstream channels are connected. |
| Hijau Berkelip | Scanning for channels. | |
| dalam talian | Hijau Pejal | The modem is online and connected to the internet. |
| Hijau Berkelip | Mendapatkan alamat IP. | |
| Tel1 / Tel2 | Hijau Pejal | Telephone line is active. |
| Hijau Berkelip | Telephone line is in use. | |
| Bateri | Hijau Pejal | Battery is charged and present (if applicable). |
4. Persediaan dan Pemasangan
Follow these steps to set up your ARRIS TM3402A modem. It is recommended to contact your Internet Service Provider (ISP) to activate the modem after physical installation.
- Sambungkan Kabel Sepaksi: Connect one end of a coaxial cable to the cable wall outlet and the other end to the "Cable In" port on the back of the modem. Ensure the connection is finger-tight.
- Sambungkan Kabel Ethernet: Connect one end of the supplied Ethernet cable to any of the yellow Ethernet ports (LAN 1-4) on the back of the modem. Connect the other end to the WAN/Internet port of your router or directly to your computer's Ethernet port.
- Connect Telephone Lines (if applicable): If you have telephone service, connect your telephone(s) to the Tel1 and/or Tel2 ports on the back of the modem using standard RJ-11 phone cables.
- Sambungkan Penyesuai Kuasa: Plug the small end of the power adapter into the "Power" port on the back of the modem. Plug the other end into a standard electrical wall outlet.
- Hidupkan kuasa: The modem will automatically power on. Wait for the LED indicators on the front panel to stabilize. The Power, US/DS, and Online LEDs should turn solid green. The Tel1/Tel2 LEDs will turn solid green if telephone service is active. This process may take several minutes.
- Activate with ISP: Once the modem lights are stable, contact your Internet Service Provider (ISP) to activate the modem. You will typically need to provide the modem's MAC addresses (CMAC and MTA MAC), which are usually found on a label on the bottom or back of the modem.
Important: Ensure your ISP supports the ARRIS TM3402A model for both internet and voice services before purchasing, as compatibility can vary. Some ISPs may require specific firmware or model variants (e.g., TM3402 vs. TM3402A) for full voice functionality.
5. Mengendalikan Modem
Once successfully installed and activated by your ISP, the ARRIS TM3402A operates continuously to provide internet and telephone services. No regular user interaction is typically required beyond ensuring it remains powered on and connected.
Kesambungan Rangkaian
The four Gigabit Ethernet ports allow you to connect multiple wired devices such as computers, gaming consoles, smart TVs, or a Wi-Fi router. For optimal performance, use high-quality Ethernet cables (Cat5e or Cat6).
Perkhidmatan Suara
If you subscribe to voice services, the Tel1 and Tel2 ports provide connections for standard analog telephones. The corresponding LEDs on the front panel will indicate the status of these lines (solid green for active, flashing for in use).
6. Penyelenggaraan
The ARRIS TM3402A is designed for reliable, low-maintenance operation. Follow these guidelines to ensure its longevity and performance:
- penempatan: Place the modem in a well-ventilated area, away from direct sunlight, heat sources, and moisture. Avoid placing it in enclosed spaces that can restrict airflow.
- Pembersihan: Dust the modem regularly with a soft, dry cloth. Do not use liquid cleaners or aerosol sprays directly on the unit.
- Berbasikal Kuasa: If you experience minor connectivity issues, a simple power cycle (unplugging the power adapter for 10-15 seconds and then plugging it back in) can often resolve them.
- Kemas kini Firmware: Firmware updates are typically managed automatically by your Internet Service Provider. Do not attempt to manually update the firmware unless instructed by your ISP.
7. Penyelesaian masalah
If you encounter issues with your ARRIS TM3402A modem, refer to the following common troubleshooting steps:
Tiada Kuasa
- Pastikan penyesuai kuasa disambungkan dengan selamat ke modem dan soket elektrik yang berfungsi.
- Sahkan alur keluar elektrik berfungsi dengan memasang peranti lain.
No Internet Connection (Online LED Off or Flashing)
- Check all cable connections: coaxial, Ethernet, and power. Ensure they are secure.
- Power cycle the modem: Unplug the power cord, wait 10-15 seconds, then plug it back in. Allow several minutes for the modem to restart and re-establish connection.
- Verify that the US/DS LED is solid green. If it's flashing or off, there might be an issue with the cable signal from your ISP.
- If using a router, power cycle the router as well.
- If the issue persists, contact your Internet Service Provider. The modem may need to be re-provisioned or there might be a service outage di kawasan anda.
Telephone Service Not Working (Tel1/Tel2 LED Off)
- Ensure the telephone cables are securely connected to the Tel1/Tel2 ports on the modem and to your telephone(s).
- Verify that the modem has a stable internet connection (Online LED is solid green). Telephone service relies on the internet connection.
- Power cycle the modem.
- Contact your Internet Service Provider. There may be an issue with your voice service provisioning or a line problem.
Tetapan Semula Kilang
A factory reset will restore the modem to its original factory settings. This should only be performed if instructed by your ISP or as a last resort, as it will erase any custom configurations. To perform a factory reset:
- With the modem powered on, locate the recessed Reset button on the back of the modem (often inside a small hole).
- Use a paperclip or a similar pointed object to press and hold the Reset button for at least 10-15 seconds.
- Release the button. The modem will restart and begin the boot-up sequence.
8. Spesifikasi
| Ciri | Perincian |
|---|---|
| Nombor Model | TM3402A |
| Standard DOCSIS | DOCSIS 3.1, DOCSIS 3.0 |
| Saluran Hilir | 2x2 OFDM/OFDMA, Up to 32 SC-QAM |
| Saluran Hulu | 2x2 OFDM/OFDMA, Up to 8 SC-QAM |
| Pelabuhan Ethernet | 4 x 10/100/1000 Base-T (RJ45) Gigabit Ethernet |
| Voice Ports | 2 x FXS RJ-11 (VoIP) |
| Teknologi Ketersambungan | Ethernet |
| Dimensi (lebih kurang) | 9.57 x 7.83 x 3.27 inci |
| Berat (lebih kurang) | 1 paun |
| Input Kuasa | DC power inlet with integrated 5-pin telemetry |
9. Waranti dan Sokongan
Maklumat Waranti
ARRIS products typically come with a limited warranty. For specific warranty terms and conditions, please refer to the warranty card included with your product or visit the official ARRIS webtapak. Simpan bukti pembelian anda untuk tuntutan waranti.
Sokongan Teknikal
For technical assistance, troubleshooting, or questions regarding your internet and voice services, it is recommended to contact your Internet Service Provider (ISP) first. Your ISP is responsible for activating and supporting the modem on their network.
You may also find additional support resources, FAQs, and contact information on the official ARRIS support webtapak:
Ask a question about this manual
Ask about setup, troubleshooting, compatibility, parts, safety, or missing instructions. Manuals+ will review the question and use this page’s manual context to help answer it.