1. Bubuka
The Grandstream DP735 is a ruggedized DECT cordless IP phone designed to provide mobility and high-performance telephony within various environments, including business, warehouse, retail, and residential settings. This handset is intended for use with Grandstream's DP750, DP752, and DP755 DECT VoIP base stations (sold separately), offering a robust and flexible communication solution.
This manual provides essential information for setting up, operating, and maintaining your DP735 handset, ensuring optimal performance and longevity.
2. Émbaran Kasalametan
Please read and follow these safety precautions to prevent damage to the device or injury to yourself and others:
- Use only the approved power adapter and battery pack provided or recommended by Grandstream.
- Do not expose the handset to extreme temperatures, direct sunlight, or excessive moisture.
- Avoid dropping or subjecting the handset to severe impact, despite its ruggedized design.
- Jauhkeun alat tina alat médis, sabab tiasa ngaganggu operasina.
- Do not attempt to disassemble or repair the handset yourself. Refer all servicing to qualified personnel.
- Buang batré sareng alatna numutkeun peraturan lokal.
3. Eusi Paket
Pariksa yén pakét anjeun ngandung barang-barang ieu:
- Grandstream DP735 DECT Handset
- Ngecas Lawu
- Adaptor kakuatan
- Pack batré Rechargeable
- Klip sabuk
- Quick Start Guide (This User Manual provides comprehensive details)
4. Produk Langkungview
The DP735 handset features a robust design and a comprehensive set of telephony functions.

Figure 4.1: Grandstream DP735 DECT Handset in its charging cradle, showcasing the display and keypad.

Gambar 4.2: Hareupeun view of the Grandstream DP735 DECT Handset, highlighting the 2.4-inch color TFT LCD display and the full keypad with navigation buttons.
Fitur konci:
- tampilan: 2.4-inch color TFT LCD display for clear navigation and information.
- Audio: Full HD audio for superior call quality and clarity, with a full duplex speakerphone.
- Konektipitas: 3.5mm headset jack for hands-free operation.
- Rekening: Supports up to 20 SIP accounts per handset when paired with a DP755 base station.
- Kaamanan: DECT authentication & encryption technology to protect calls and accounts.
- Konferensi: 3-way audio conferencing capability.
- Tombol Husus: Dedicated Push-to-Talk button for instant communication.
- Sénsor: Built-in proximity and accelerometer sensors.
- Daya tahan: Ruggedized design, IP67 Rated (Waterproof, dust-proof, cleaning chemical resistant, anti-microbial casing), and drop safe from 2.5m.
- Kahirupan batré: Up to 65 hours of talk time and 650 hours of standby time.
5. Setélan
5.1. Masang Batré
- Cabut panutup batré di tukangeun handset.
- Insert the rechargeable battery pack, ensuring the contacts align correctly.
- Pasang deui panutup batréna, pencét pageuh dugi ka ngaklik kana tempatna.
5.2. Ngecas Handset
- Sambungkeun adaptor kakuatan ka cradle ngecas.
- Colokkeun adaptor kakuatan kana stop kontak témbok.
- Place the DP735 handset into the charging cradle. The display will indicate charging status.
- Allow the handset to charge fully before first use (approximately 4 hours).
5.3. Ngapasangkeun sareng Stasion Basis DECT
The DP735 handset must be registered to a Grandstream DECT VoIP base station (DP750, DP752, or DP755) to function. Refer to your base station's user manual for specific registration instructions. Generally, the process involves:
- Activating registration mode on your DECT base station.
- On the DP735 handset, navigate to the registration menu (usually found under "Settings" or "Registration").
- Select the base station to register with and enter the system PIN if prompted (default is often 0000).
- The handset will display a confirmation message upon successful registration.
5.4. Initial Configuration (SIP Accounts)
Once registered, SIP accounts need to be configured on the base station and assigned to the handset. This can be done via:
- Web Antarmuka pangguna (Web UI) of the DECT Base Station: Access the base station's IP address via a web browser and configure SIP accounts.
- Zero Config Provisioning: If using Grandstream's UCM series of IP PBXs, the DP735 supports Zero Config provisioning for automated setup.
- Provisioning otomatis: Options include TR-069 and XML config files for large deployments.
6. Parentah Operasi
6.1. Nyieun jeung Nampa Telepon
- Pikeun nelepon: Pencét nomer nganggo keypad teras pencét Tombol Telepon Héjo.
- Pikeun Ngajawab Telepon: Pencét éta Tombol Telepon Héjo nalika telepon hurung.
- Pikeun ngeureunkeun telepon: Pencét éta Red End Call Button.
6.2. Using Speakerphone
Nalika nelepon, pencét éta Tombol Speakerphone (often indicated by a speaker icon) to toggle between handset earpiece and speakerphone mode. The DP735 features a full duplex speakerphone for clear hands-free communication.
6.3. 3-Way Audio Conferencing
Pikeun ngamimitian telepon konperénsi 3 arah:
- Make a call to the first party.
- Sakali nyambung, pencét éta Tombol Konférénsi (or navigate to "Conference" option on the display).
- Dial the number of the second party and press the Tombol Telepon Héjo.
- Sakali pihak kadua ngajawab, pencét éta Tombol Konférénsi deui ngagabung ka sadaya pihak.
6.4. Push-to-Talk (PTT)
The DP735 features a dedicated Push-to-Talk button. When configured, this allows for instant, one-way communication with other compatible devices or groups. Refer to your system administrator or base station manual for PTT setup and usage details.
6.5. Navigasi Menu
Use the navigation cluster (up, down, left, right, and center "OK" button) below the display to browse menus, select options, and adjust settings on the 2.4-inch color TFT LCD display.
6.6. Ngagunakeun Headsét
Plug a compatible 3.5mm headset into the headset jack on the side of the DP735 handset for private conversations or hands-free operation.
7. Pangropéa
7.1. Cleaning the Handset
The DP735 features an anti-microbial casing and is resistant to cleaning chemicals. To clean the handset:
- Disconnect the handset from the charging cradle.
- Ngagunakeun lemes, damp cloth with a mild, non-abrasive cleaning solution.
- Wipe the surface gently. Avoid excessive moisture near openings.
- Ulah make bahan kimia kasar atawa bahan abrasive.
7.2. Kaperawatan batré
Pikeun maksimalkeun umur batre sareng kinerja:
- Ngeusi héndsét rutin.
- Hindarkeun sering-sering ngeusi batre.
- Store the handset in a cool, dry place if not in use for extended periods.
- If the battery performance significantly degrades, consider replacing it with an authorized Grandstream battery pack.
7.3. Ruggedized Features
The DP735 is designed for durability:
- Dipeunteun IP67: This means it is protected from dust ingress and can withstand immersion in water up to 1 meter for 30 minutes. Ensure all port covers are securely closed to maintain water resistance.
- Drop Safe: The handset is designed to withstand drops from up to 2.5 meters.
- While ruggedized, avoid intentional abuse or exposing the device to conditions beyond its specified ratings.
8. Cara ngungkulan
This section addresses common issues you might encounter with your DP735 handset.
| Masalah | Mungkin Cukang lantaranana | Solusi |
|---|---|---|
| Handset teu hurung. | Batré henteu dieusi atanapi henteu dipasang leres. | Pastikeun batréna dipasang kalayan leres sareng ngecas handset sahenteuna 30 menit. |
| Teu bisa nyieun/nampa telepon. | Handset not registered to base station; SIP account not configured; out of range. | Verify handset registration. Check SIP account configuration on base station. Move closer to the base station. |
| Kualitas audio goréng. | Weak DECT signal; network issues; headset problem. | Move closer to the base station. Check network connection of the base station. Test with a different headset. |
| Tampilan handset kosong. | Handset is off; battery drained; display settings. | Press any button to wake up. Charge the handset. Check display brightness settings. |
9. Spésifikasi
Below are the technical specifications for the Grandstream DP735 DECT Handset:
- model: DP735
- Alat anu cocog: Grandstream’s UCM series of IP PBXs, Grandstream’s DP750, DP752 and DP755 DECT VoIP base stations, SIP-based systems
- tampilan: 2.4-inch (240x320) color TFT LCD
- Audio: HD audio, full duplex speakerphone
- Headset Jack: 3.5 mm
- Akun SIP: Up to 20 per handset (with DP755)
- Waktu ngobrol: Nepi ka 65 jam
- Waktu sayaga: Nepi ka 650 jam
- rentang: Up to 400 meters outdoors (with DP755), 50 meters indoors
- Daya tahan: IP67 Rated (Waterproof, dust-proof, cleaning chemical resistant, anti-microbial casing), drop safe from 2.5m
- Sénsor: Built-in proximity and accelerometer
- ukuran: Approximately 20 x 13 x 9 cm (Parcel Dimensions)
- beurat: 0.53 kg
- Sumber Daya: Batré Powered
10. Garansi jeung Rojongan
For warranty information, please refer to the warranty card included with your product or visit the official Grandstream website. Technical support and additional resources can also be found on the Grandstream support portal.
For further assistance, please contact your vendor or Grandstream technical support directly.





