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VI. Activation of Cellular Service
Obtain 4G voice over LTE service (i.e. voice and data) from Verizon. Per the aforementioned installation
instructions, install an activated micro-SIM card provided by Verizon into the ETP-CI-4G-V Cellular Interface.
VII. Programming the ETP-500 Series Phone
The ETP-500 Series Phone requires specific programming for operation with the ETP-CI-4G-V Cellular
Interface. At minimum, the ETP-500 Series Phone should be programmed with the following codes:
* 4 **
* 13 * <Phone_Number_to_Dial> *
* 14 * 1 *
* 18 * 5 *
* 24 * 0 *
* 27 * 0 *
* 55 *
* 56 *
* 58 * <Speak_to_Record_Voice_Message>(optional)
For a full comprehensive list of programming codes, reference the Installation & Operation Manual for
Emergency/Information Phones.
Page 5 of 5
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sponsorship, or affiliation with such owners unless such approval, endorsement, sponsorship, or affiliation is expressly indicated.
ETP-CI-4G-V
Cellular Interface for Verizon
Installation Instructions
Rev. 12/10/2020
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