Polycom DOC2559B manual Replacing the Fan Drawer

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Polycom RMX 4000 Hardware Guide

Replacing the Fan Drawer

Eight fans are mounted in the Fan drawer, where the airflow is from right to left. Should one of these fans fail as indicated by a Fan LED, you are required to replace the Fan drawer.

1Unscrew the captive screws on the front panel of the Fan drawer secured to the Fan chassis.

2Use the finger grip, pull the Fan drawer out of its slot in the Backplane.

Finger

grip

3Carefully slide the Fan drawer out through the front panel.

Warning!

The Fan drawer can be replaced when the RMX unit is ON, however a replacement drawer must be inserted immediately. The temperature increase is detected by the system, when critical, a system shutdown is initiated.

4Slide in the replacement Fan drawer.

5Push the Fan drawer firmly into the Backplane, making sure it is properly seated in its slot.

6Tighten the captive screws on the front panel of the Fan drawer to the chassis.

2-9

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Contents Polycom RMX 4000 Hardware Guide USA Συμμορφωνεται Προσ ΤΙΣ Ουσιωδεισ Απαιτησεισ ΚΑΙ ΤΙΣ Russian Communication Certificate Regulatory NoticesTable of Contents Component Replacement Hardware Description Media Protocols Power SupplyPower Consumption PhysicalConferencing Capacities RMX 4000 System CapacitiesEnvironment System Functions MPM+ Mode MPMx Mode MPMx Card Resource Capacities per Card AssemblyMPM+ Card MPM+ Resource Capacities per Card Type MPM, MPM+ and MPMxCard Configuration Mode Selection During Startup / Restart MCU Card Configuration Mode GuidelinesMPMx and MPM+ Modes Site Safety Requirements Safety RequirementsRack Mount Safety Precautions General Installation PrecautionsUnpacking the RMX Installing the RMXPolycom RMX 4000 Hardware Guide Standalone RMX 4000 Installation Installing the RMX in a Rack or as a StandaloneRack Mount Preparations Placing the RMX 4000 in a 19 Rack 2Installing chassis runners and RMX in a rack3RMX 4000 Rack Mount 4Removing and attaching 19 and 23 brackets Placing the RMX 4000 in a 23 RackTo reverse mount the RMX 4000 on a 19 rack Reverse Mounting the RMX 4000 in a RackConnecting the RMX 4000 to Power Sources Connecting the RMX 4000 to AC Power Connecting the RMX 4000 to -48DC Selv Power Type a Type B Types of DC Circuit Breakers installed on the RMXTo connect the cables AC and DC systems RTM-IP Connecting Cables on the RMXFirst-time Power-up RMX 4000 Front Panel RMX 4000 ComponentsShows the front panel of an RMX 4000 DC system Component Description Component Description 9RMX 4000 AC Rear View RMX 4000 Rear Panel10RMX 4000 DC Rear View RTM-IPFollowing items appear on the RMX 4000 rear panel Standby button Toggle between CPU activation and standby RTM IsdnISDN/PSTN Clock Source RTM LANSlot ID/No Card/Component Requirement AC Power Entry Module PEMDC Power Rail Module Component Slot AllocationRTM ISDN/RTM Component RMX 4000 Front Panel LEDsLED Color Description Card Insertion Initiated If during Card removal Initiated The cardCntl 4000 Unit RTM-IP RMX 4000 Rear Panel LEDsLED Color Description Name Function Name RTM LANRTM Isdn Hardware Description Component Replacement Component Replacement Handle Using the Modified PMC Compatible Ejector LeverReplacing the Cntl 4000 Module Replacing an AC Power Supply Module Replacing an AC Power Entry Module PEM Replacing a DC Power Rail Module PRM Component Replacement Carefully slide the Fan drawer out through the front panel Replacing the Fan DrawerInserting an Air Filter Optional in the Fan Drawer Removing the MPM+/MPMx Card from the MCU Replacing an Faulty MPM+/MPMx CardComponent Replacement Installing the Replacement MPM+/MPMx Card Replacing the RTM Isdn Card Installing an MPM+/MPMx Card on the RMXPRI Cables Replacing the RTM-IP Replacing the RTM LAN Replacing the Fabric Switch Module FSM Polycom RMX 4000 Hardware Guide