Polycom DOC2548A manual Component Replacement

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Chapter 2- Component Replacement

4Using a star screw driver, disconnect the two wires connected to the Terminal block (-48 VDC & RTN) of the failed DC PRM unit.

5Unscrew the captive screws on the rear panel of the PRM unit that secures the unit to the chassis.

6Using the handle fitted to the DC PRM, pull and slide the PRM unit out.

7Slide in the replacement PRM unit.

8Push the PRM unit firmly into the chassis, making sure it is properly seated in its slot.

9Tighten the captive screws on the rear panel of the PRM unit to the rear chassis.

10Connect the black wire into the -48 VDC terminal block and the red wire to the RTN terminal block and tighten the two screws.

11Replace the transparent plastic cap on the terminal block.

12Turn ON the Main that supplies power to the RMX.

13Turn ON the circuit breaker on each of the DC Power Rail Modules.

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Contents Polycom RMX 4000 Hardware Guide USA Συμμορφωνεται Προσ ΤΙΣ Ουσιωδεισ Απαιτησεισ ΚΑΙ ΤΙΣ Regulatory Notices Russian Communication CertificateTable of Contents Component Replacement Hardware Description Physical Power SupplyPower Consumption IP ProtocolsSystem Functions Capacity System CapacitiesFollowing table summarizes the different system capacities HD720p HD1080p @30fps @60fps MPM+ MPM+ Resource CapacitiesCard Resources Type Resource Type Maximum Capacity 4 MPM+ Cards CIFSafety Requirements Site Safety RequirementsGeneral Installation Precautions Rack Mount Safety PrecautionsInstalling the RMX Unpacking the RMXPolycom RMX 4000 Hardware Guide Rack Mount Preparations Installing the RMX in a Rack or as a StandaloneStandalone RMX 4000 Installation 2Installing chassis runners and RMX in a rack Placing the RMX 4000 in a 19 Rack3RMX 4000 Rack Mount Placing the RMX 4000 in a 23 Rack 4Removing and attaching 19 and 23 bracketsReverse Mounting the RMX 4000 in a Rack To reverse mount the RMX 4000 on a 19 rackConnecting the RMX 4000 to Power Sources Connecting the RMX 4000 to AC Power Make sure that the power button is switched OFF on the RMXConnecting the RMX 4000 to -48DC Selv Power Types of DC Circuit Breakers installed on the RMX Type a Type BConnecting Cables on the RMX To connect the cables AC and DC systems RTM-IPRTM LAN on First-time Power-upFor more information about specific card connections, see RMX 4000 Components RMX 4000 Front PanelShows the front panel of an RMX 4000 DC system Component Description RMX 4000 Rear Panel 9RMX 4000 AC Rear ViewRTM-IP 10RMX 4000 DC Rear ViewFollowing items appear on the RMX 4000 rear panel LAN 3 CntlRTM Isdn Standby button Toggle between CPU activation and standbyAC Power Entry Module PEM ISDN/PSTN Clock SourceSlot ID/No Card/Component Requirement DC Power Rail ModuleComponent Slot Allocation RTM ISDN/RTM Component RMX 4000 Front Panel LEDsFollowing items appear on the RMX 4000 front panel LED Color DescriptionCard removal Initiated The card Card Insertion Initiated If duringCntl 4000 Unit Following LEDs appear on the RTM-IP 4000 card RMX 4000 Rear Panel LEDsRTM-IP LED Color Description NameFollowing LEDs appear on the RTM LAN Function NameRTM Isdn Following LEDs appear on the RTM IsdnComponent Replacement Component Replacement Using the Modified PMC Compatible Ejector Lever HandleReplacing 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 Replacing the Fan Drawer Carefully slide the Fan drawer out through the front panelInserting an Air Filter Optional in the Fan Drawer Replacing a Faulty MPM+ Card Removing the MPM+ Card from the MCUComponent Replacement Installing the Replacement MPM+ Card Carefully slide the MPM+ card out through the front panelInstalling a New MPM+ Card in a Powered On RMX Replacing a RTM Isdn CardPRI Cables Replacing the RTM-IP Replacing the RTM LAN Replacing the Fabric Switch Module FSM