Polycom DOC2559A 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 Regulatory Notices Table of Contents Component Replacement Hardware Description RMX 4000 Specifications Following table summarizes the different system capacities RMX 4000 System CapacitiesResource Type MPMx S MPMx D MPMx Resource CapacitiesMPM+ Resource Capacities Operating Mode Selection During Startup / Restart MCU Mode GuidelinesMPMx and MPM+ Modes Polycom RMX 4000 Hardware Guide 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 Types of DC Circuit Breakers installed on the RMX To 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 RTM Isdn ISDN/PSTN Clock Source RTM LANDC Power Rail Module AC Power Entry Module PEMComponent Slot Allocation RTM ISDN/RTM RMX 4000 Front Panel LEDs RMX 4000 LEDsCard removal Initiated The card Cntl 4000 Unit RTM-IP RMX 4000 Rear Panel LEDsRTM LAN RTM 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 a 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