User`s guide
Table Of Contents
- Overview
- Unpacking and Installation
- Getting Started
- Internet Phone Calls
- PSTN Phone Calls
- DPH-70 Configuration
- Additional Features
- Appendix A: Procedure for entering alphanumeric and special
- Appendix B: Troubleshooting
- All outgoing calls are PSTN calls. It does not dial in Inter
- “Please configure the phone and try again”
- “Please check the phone line and try again”
- “Password entered is incorrect. Try again”
- “The ISP line is busy, please call after some time”
- “The ISP server is not responding”
- “ISP connection could not be established, try later”
- “Please check your ISP parameters and try again”
- “Bad phone line, Please contact customer support”
- “Please check your calling card parameters and try again”
- “The number you have dialed is not locatable, please check t
- “The number you have called is busy, please call after some
- “Incorrect value. Press ‘1’ to edit, ‘2’ to skip”
- Fast error tone for a short period while disconnection phone
- All outgoing calls are PSTN calls. It does not dial in Inter
- Appendix C: DPH-70 Product Specifications

DPH-70 User’s Guide
2 Unpacking and Installation
Open the shipping carton and carefully remove all items. In addition to this User’s Guide, make
sure you have received all of the following items:
• Modem IP phone, DPH-70
• One telephone cable (RJ-11)
• Handset
• Handset cord
• Power adapter
• Warranty card
If any item appears to be missing or damaged, please contact your local reseller.
2.1 System Requirements
You will need the following to use DPH-70.
• AC power outlet (230V, 50Hz)
• Local telephone line connection
• Access to dial-up Internet connection (via ISP) that is PPP compatible
• Account with a VoIP (Internet Telephone) service provider
2.2 Installation
1. Connect the handset to DPH-70 with handset cord.
2. Plug one end of telephone cable (RJ-11) into the LINE port on the rear panel of DPH-70
and the other end into a working telephone wall jack.
3. Plug the AC power adaptor provided into an AC outlet and insert the power cord into the
connector marked “AC” on the rear panel of the DPH-70.
4. Lift the handset and listen for the dial tone that indicates the DPH-70 has been installed
properly. If you do not hear a dial tone, check that the power adaptor is plugged into a
live electrical outlet and that the power cord is pushed securely into the connector.
5. Now DPH-70 is ready for basic configuration as described in the next section.
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