Paradyne 496-15149 User's Manual
Contents
1. PARADY NE 2 Slot Power Supply Installation Instructions Document Number 9000 A2 GN1A 10 April 1998 Before You Begin The 2 slot housing can hold one power supply which is already installed in the housing Should you need to replace this power supply be sure to review the following information CAUTION Refer installation of power supplies to qualified service personnel A HANDLING PRECAUTIONS FOR STATIC SENSITIVE DEVICES This product is designed to protect sensitive components from damage due to electrostatic discharge ESD during normal operation When performing installation procedures however take proper static control precautions to Y prevent damage to equipment If you are not sure of the proper static control precautions contact your nearest sales or service representative 496 15149 Package Checklist Verify that your package contains the following L An ac power supply See following specifications J An ac power cord Technical Specifications Specification Criteria Rated Voltage nominal 100 250 Vac 50 60 Hz Rated Current 1 0 Amps Operating Voltage Range limits 90 265 Vac 47 63 Hz Power Consumption typical 120 Vac 29 7 watts 452 mA 230 Vac 29 9 watts 270 mA Result 102 Btu per hour Installing a Replacement Power Supply Install a replacement power supply using the following instructions A WARNING Before you remove the powe2. k the AC receptacle for earth ground If the power source does not provide a ground connection consult an electrician to determine another method of grounding the carrier before proceeding with the installation Verification Checklist L Did the NAM s OK LED light If not see Troubleshooting Troubleshooting Symptom Possible Cause Solutions No power The power cord is not Check that the power cord securely plugged into the wall receptacle or is not connected to the power inlet at the rear of the housing is securely attached at both ends The wall receptacle has no power Check the wall receptacle power by plugging in some equipment that is known to be working Check the circuit breaker Power supply is not fully inserted into the housing Reinstall the power supply making sure that you gently push it all the way into the housing Power supply is defective Replace power supply If you are still having problems with the power supply contact your service representative Power Failure Recovery In cases of loss and restoration of nominal voltage conditions this product automatically restores to service without manual intervention 9000 A2 GN1A 10 Copyright 1998 Paradyne Corporation
3. r supply module you must unplug the power cord from the power receptacle and from the rear of the housing before attempting to remove the module 1 Unplug the power cord from the power receptacle and from the rear of the housing 2 Remove the front bezel by depressing the latch at the top of the housing and lifting the bezel out of the two slots in the bottom of the housing 496 15123 3 Unscrew the two screws on the current power supply using a flatolade screwdriver 4 Remove the current power supply by pulling on the handle 496 15126 5 Remove the new power supply from its shipping box Handle only by the top and bottom edges of the sheet metal bracket to avoid damaging it 6 At the front of the housing use the attached handle on the power supply to carefully slide the housing into the slot towards the midplane until you feel it connect Be sure that you slide the power supply in using the guides provided on the housing 7 Tighten the two screws on the power supply using the screwdriver 8 Reattach the front bezel to the housing 9 Reattach the power cord Power Up Verification A WARNING The power cord contains a 3 wire grounding type plug which has a grounding pin This is a safety feature Grounding of the carrier is vital to ensure safe operation Do not defeat the purpose of the grounding plug by modifying it or by using an adapter Prior to installation use an outlet tester or voltmeter to chec
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