Paradyne - 8820-S2-900

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Contents

PARADYNE Replacement Fan Tray Assembly for the 8820 Broadband Access Concentrator Model 8820 S2 900 Installation Instructions Document Number 8820 A2 GZ44 10 June 2004 What is the Fan Tray Assembly The fan tray assembly is a dedicated cooling device installed in the chassis of the 8820 Broadband Access Concentrator BAC to provide forced air cooling of the chassis The fans located at the top of the BAC chassis draw cooling air upwards from the bottom of the chassis through the circuit cards or card cage forcing the air out the opening located at the top rear of the chassis The fan tray assembly consists of six fans a metal bracket and a printed wiring board PWB with a press fit connector and five status LEDs Each fan provides a sense wire that ind ...