{"product_id":"avaya-definity-tn775b-epn-maintenance-circuit-pack-refurbished","title":"Avaya Definity TN775B EPN Maintenance Circuit Pack - Refurbished","description":"\u003cp\u003eThe TN775B is the maintenance circuit pack for Avaya (Lucent) Definity expansion port network (EPN) cabinets. It watches the cabinet's alarms, power and environment and reports them to the system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCondition: Refurbished.\u003c\/strong\u003e Cleaned and fully tested.\u003c\/p\u003e\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\n\u003cul\u003e\u003cli\u003eTN775B circuit pack\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMaintenance board for an Expansion Port Network (EPN) cabinet\u003c\/li\u003e\n\u003cli\u003eMonitors cabinet power, the battery charger, airflow and temperature sensors\u003c\/li\u003e\n\u003cli\u003eThree-position switch for emergency transfer control\u003c\/li\u003e\n\u003cli\u003eRS-232 port for an administration terminal\u003c\/li\u003e\n\u003cli\u003eSerial links to the port network's Expansion Interface (EI) circuit packs\u003c\/li\u003e\n\u003cli\u003eInstalls in the EPN cabinet's maintenance slot\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePart number\u003c\/th\u003e\n\u003ctd\u003eTN775B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFunction\u003c\/th\u003e\n\u003ctd\u003eEPN maintenance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTerminal port\u003c\/th\u003e\n\u003ctd\u003eRS-232\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eEmergency transfer\u003c\/th\u003e\n\u003ctd\u003eThree-position control switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCompatible systems\u003c\/th\u003e\n\u003ctd\u003eAvaya Definity expansion port network cabinets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAvaya (Lucent) Definity expansion port networks (EPN cabinets)\u003c\/li\u003e\n\u003cli\u003eCommunication Manager port networks that still use an EPN maintenance board\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBefore you buy\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMatch the suffix on your existing board; later systems use the TN775C or TN775D.\u003c\/li\u003e\n\u003cli\u003eCheck that your software release supports this vintage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePart numbers\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTN775C: Later vintage\u003c\/li\u003e\n\u003cli\u003eTN775D: Later vintage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWarranty:\u003c\/strong\u003e This item comes with a 1-year warranty from Enterprise Resale Solutions.\u003c\/p\u003e","brand":"Avaya","offers":[{"title":"Default Title","offer_id":67816796913834,"sku":"DS-TN775B-REF","price":123.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1287\/5695\/files\/1281594753054.jpg?v=1793816072","url":"https:\/\/www.enterpriseresale.com\/products\/avaya-definity-tn775b-epn-maintenance-circuit-pack-refurbished","provider":"Enterprise Resale","version":"1.0","type":"link"}