PRELIMINARY USER MANUAL
Contents
1. 2900 300408 Rev 12. 6 Figure 1 PA 225NET Power Amplifier Rear Panel Function PRIORITY NET Priority is given to the Dante network signal see Section 6 2 LOCAL Priority is given to the Local input Dante RJ 45 Ethernet Connector Connect to the Dante audio source via the LAN 2 Turn clockwise to increase the amplitude of the second input LEVEL signal turn anticlockwise to decrease the level Trimmers Turn clockwise to increase the amplitude of the first input signal turn anticlockwise to decrease the level REMOTE 4 pin Terminal Block Connect to the remote 10kQ volume control for example the W LM and mute switch see Section 5 3 ONLED Lights blue when the device receives power SIGNAL LED Lights green when there is an input signal present CLIP 1 LED Lights red when the signal clips on the first input signal CLIP 2 LED Lights red when the signal clips on the second input signal POWER 2 pin Terminal Block Connect to the 48V power supply provided 3 pin Terminal Connect to a line level balanced stereo audio source for 2 LOCAL Block example a media player see Section 5 2 1 INT Input 3 pin Terminal Connect to a line level balanced stereo audio source Block 2 LINE 3 pin Terminal Connect to an unbalanced stereo audio acceptor for OUT1 Block example amplified speakers Output 2 2 pin Terminal Connect to the output 2 40 or 80 speaker Block SPEAKER 1 2 pin Terminal Connect to the ou
3. KRAMER ELECTRONICS IS NOT RESPONSIBLE FOR DIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING FROM ANY BREACH OF WARRANTY OR CONDITION OR UNDER ANY OTHER LEGAL THEORY Some countries districts or states do not allow the exclusion or limitation of relief special incidental consequential or indirect damages or the limitation of liability to specified amounts so the above limitations or exclusions may not apply to you Exclusive Remedy TO THE MAXIMUM EXTENT PERMITTED BY LAW THIS LIMITED WARRANTY AND THE REMEDIES SET FORTH ABOVE ARE EXCLUSIVE AND IN LIEU OF ALL OTHER WARRANTIES REMEDIES AND CONDITIONS WHETHER ORAL OR WRITTEN EXPRESS OR IMPLIED TO THE MAXIMUM EXTENT PERMITTED BY LAW KRAMER ELECTRONICS SPECIFICALLY DISCLAIMS ANY AND ALL IMPLIED WARRANTIES INCLUDING WITHOUT LIMITATION WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE IF KRAMER ELECTRONICS CANNOT LAWFULLY DISCLAIM OR EXCLUDE IMPLIED WARRANTIES UNDER APPLICABLE LAW THEN ALL IMPLIED WARRANTIES COVERING THIS PRODUCT INCLUDING WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE SHALL APPLY TO THIS PRODUCT AS PROVIDED UNDER APPICABLE LAW IF ANY PRODUCT TO WHICH THIS LIMITED WARRANTY APPLIES IS A CONSUMER PRODUCT UNDER THE MAGNUSON MOSS WARRANTY ACT 15 U S C A 82301 ET SEQ OR OTHER APPICABLE LAW THE FOREGOING DISCLAIMER OF IMPLIED WARRANTIES SHALL NOT APPLY TO YOU AND ALL IMPLIED WARRANTIES ON THIS PRODUCT INCLUDING WARRANT
4. A 225NET Input Connector e t Ground W Male TS BA A jumper has been added between the negative terminals and ground Ground Shield Figure 6 Connecting an unbalanced 6 5mm Phone Jack 5 3 Connecting the Remote Controls The following diagram illustrates how to connect the W LM Remote Volume Control to the PA 225NET Note The remote volume control overrides the level control on the rear of the device PA 225NET aan i Level N KI 5 iia LB E J MUTE KI Figure 7 Connecting the Remote Volume Control PA 225NET Connecting the PA 225NET EI 5 4 Connecting Speakers The following table details the cable reguirements for connecting the PA 225NET to speakers UREE UT MONE Distance m ft Up to 7 25 16 7 5 to 12 26 to 40 14 12 to 18 41 to 60 12 The speakers must be connected to the PA 225NET as shown in Figure 8 Channel 2 Figure 8 Connecting Galil 6 C Speakers to the PA 225NET PA 225NET Connecting the PA 225NET 6 Operating the PA 225NET 6 1 Indicators The following table details the LED indicators Label Color Description SIGNAL Green There is an input signal present ON Blue The device is receiving power CLIP Red The input signal is being clipped 6 2 Setting the Priority Switch The Priority switch determines which input takes priority in the event that there are tw
5. IES OF MERCHANTABILITY AND FITNESS FOR THE PARTICULAR PURPOSE SHALL APPLY AS PROVIDED UNDER APPLICABLE LAW Other Conditions This limited warranty gives you specific legal rights and you may have other rights which vary from country to country or state to state This limited warranty is void if i the label bearing the serial number of this product has been removed or defaced ii the product is not distributed by Kramer Electronics or iii this product is not purchased from an authorized Kramer Electronics reseller If you are unsure whether a reseller is an authorized Kramer Electronics reseller please visit our Web site at www kramerelectronics com or contact a Kramer Electronics office from the list at the end of this document Your rights under this limited warranty are not diminished if you do not complete and return the product registration form or complete and submit the online product registration form Kramer Electronics thanks you for purchasing a Kramer Electronics product We hope it will give you years of satisfaction For the latest information on our products and a list of Kramer distributors visit our Web site where updates to this user manual may be found We welcome your guestions comments and feedback Web site www kramerelectronics com KRAMER E mail info Okramerel com Tnstitute of Quality amp Control SAFETY WARNING T Disconnect the unit from the power supply before opening and servicing P N
6. IMPEDANCE FREGUENCY RESPONSE 3dB BANDWIDTH 3dB S N RATIO AUDIO THD NOISE SLEW RATE CONTROLS EXTERNAL MUTE LED INDICATORS POWER CONSUMPTION DIMENSIONS WEIGHT SHIPPING WEIGHT INCLUDED ACCESSORIES 2 Balanced stereo 4dBu 10kQ on a 6 pin removable terminal block 2 Line level outputs on a 3 pin terminal block 2 Mono speaker outputs on a 4 pin removable terminal block 0 5V 3dBV 2 x 35W 40 2x 25W 80 28X 26 5dB 20kQ balanced 10kQ unbalanced 30Hz to 20kHz 2 Screw trimmers for line input sensitivity remote 10kQ volume control contact closure control for mute 5 12V DC Power Signal present Clip 1 and Clip 2 Standby 3 3W Idle current draw 6 9W 1 8 current draw 14 2W 15 6cm x 11 2cm x 6 8cm 6 14 x 4 41 x 2 68 W D H 0 28 kg 0 621bs approx 0 9 kg 1 98lbs approx Power adapter Specifications are subject to change without notice at http www kramerelectronics com Technical Specifications LIMITED WARRANTY The warranty obligations of Kramer Electronics for this product are limited to the terms set forth below Whatis Covered This limited warranty covers defects in materials and workmanship in this product What is Not Covered This limited warranty does not cover any damage deterioration or malfunction resulting from any alteration modification improper or unreasonable use or maintenance misuse abuse accident neglect exposure to exce
7. Inputs 5 3 Connecting the Remote Controls 5 4 Connecting Speakers 6 Operating the PA 225NET 6 1 Indicators 6 2 Setting the Priority Switch 7 Troubleshooting 8 Technical Specifications Figures Figure 1 PA 225NET Power Amplifier Rear Panel Figure 2 Connecting the PA 225NET Power Amplifier Figure 3 Connecting a Balanced XLR Input Figure 4 Connecting a Balanced 6 5mm Phone Jack Figure 5 Connecting an unbalanced RCA Input Figure 6 Connecting an unbalanced 6 5mm Phone Jack Figure 7 Connecting the Remote Volume Control Figure 8 Connecting Galil 6 C Speakers to the PA 225NET A CONDO GI RR ONN a ek a ok oO N O OOOOOOOVI Introduction Welcome to Kramer Electronics Since 1981 Kramer Electronics has been providing a world of unigue creative and affordable solutions to the vast range of problems that confront the video audio presentation and broadcasting professional on a daily basis In recent years we have redesigned and upgraded most of our line making the best even better Our 1 000 plus different models now appear in 14 groups that are clearly defined by function GROUP 1 Distribution Amplifiers GROUP 2 Switchers and Matrix Switchers GROUP 3 Control Systems GROUP 4 Format Standards Converters GROUP 5 Range Extenders and Repeaters GROUP 6 Specialty AV Products GROUP 7 Scan Converters and Scalers GROUP 8 Cables and Connectors GROUP 9 Room Connectivity GROUP 10 Accessorie
8. KRAMER ELECTRONICS LTD PRELIMINARY USER MANUAL MODEL PA 225NET Power Amplifier P N 2900 300408 Rev 1 5 iri m PA 225NET Power Amplifier Quick Start Guide This guide helps you install and use your product for the first tme For more detailed information go to http www kramerav com manual PA 225NET to download the latest manual or scan the QR code m on the left a Step 1 Check what s in the box 2 PA 225NET Audio Amplifier 2 4 Rubber feet o A HK 1 Power cord 2 1 Quick Start sheet Step 2 Install the PA 225NET Attach the rubber feet and place on a table or mount the PA 225NET in a rack using an optional RK 1 rack mount Step 3 Connect the inputs and outputs DANTE Network Device 2 LEVEL ges Gr 2552 TT GEE E fo 2 LOCALIN 1 2LINEOUT1 REMOTE e Multimedia Amplified Player Speakers 1 ET POWER 2 SPEAKER 1 PRIORITY N O SIGNAL O CLIP 1 O CLIP 2 Speakers Step 4 Connect the power ai Connect the power adapter to the PA 225NET and plug the power adapter into the mains electricity Step 5 Operate the PA 225NET Operate the PA 225NET using the remote controls Contents 1 Introduction 2 Getting Started 2 1 Achieving the Best Performance 2 2 Safety Instructions 3 Overview 4 Defining the PA 225NET Power Amplifier 5 Connecting the PA 225NET 5 1 Connecting the PA 225NET 5 2 Wiring the
9. away from moisture excessive sunlight and dust This equipment is to be used only inside a building It may only be connected to other equipment that is installed inside a building PA 225NET Getting Started 2 2 Safety Instructions Caution There are no operator serviceable parts inside the unit Warning Use only the Kramer Electronics power supply that is provided with the unit Warning Disconnect the power and unplug the unit from the wall before installing PA 225NET Getting Started EE Overview The Kramer PA 225NET is a high performance networked power amplifier that accepts Dante a network and two balanced mono audio inputs on 3 pin terminal blocks and converts the signal into a differential stereo audio output for speakers on a 4 pin terminal block The PA 225NET Power Amplifier features Dante and analog local inputs 2 x 25W into 80 2 x 35W into 40 A balanced line level output Independent volume control per input Priority switching between the Dante and local inputs The PA 225NET Power Amplifier is housed in a Kramer TOOLS enclosure 4 Defining the PA 225NET Power Amplifier Figure 1 defines the rear panel of the PA 225NET Power Amplifier ares Dante LEVEL j w E fa 60 8 2 wo za lt N a A A E ea CEA Gee 2 SEO bad n 0 Od PRIORITY 2 LOCALIN 1 2LINE OUT1 REMOTE fe e e O POWER 2 SPEAKER 1 D 26
10. o live input signals When the switch is set to NET priority is given to the Dante network signal when the switch is set to Local priority is given to the Local Input In the absence of a signal on the priority input the secondary input is automatically selected after about three seconds Troubleshooting The PWR LED does not light Check that the power adapter is plugged into a functioning outlet and that the adapter is correctly connected to the PA 225NET No output is heard from the speakers the CLIP LED lights Check that the level control and remote volume control are not turned down Check that the input and output connections are secure Insure that the SIG LED lights to denote a signal If there is no signal detected check the signal source and that the level controls are set high enough Amplifier overheats and or shuts down Check the CLIP LED onthe rear of the amplifier to see if the signal is overdriving the signal light flashes red freguently Overdriving the amplifier for extended periods can cause a thermal shutdown Output sound is distorted or cracking Check all cables for damage or loose connections and reduce the gain on the input signal at the mixer or preamp level Replace the cables and speakers temporarily to see if this resolves the problem 8 PA 225NET Technical Specifications INPUTS OUTPUTS INPUT SENSITIVITY OUTPUT POWER AMPLIFIER TYPE MAXIMUM VOLTAGE GAIN INPUT
11. one of the following three remedies to whatever extent it shall deem necessary to satisfy a proper claim under this limited warranty 1 Elect to repair or facilitate the repair of any defective parts within a reasonable period of time free of any charge for the necessary parts and labor to complete the repair and restore this product to its proper operating condition Kramer Electronics will also pay the shipping costs necessary to return this product once the repair is complete 2 Replace this product with a direct replacement or with a similar product deemed by Kramer Electronics to perform substantially the same function as the original product 3 Issue a refund of the original purchase price less depreciation to be determined based on the age of the product at the time remedy is sought under this limited warranty What Kramer Electronics will not do Under This Limited Warranty If this product is returned to Kramer Electronics or the authorized dealer from which it was purchased or any other party authorized to repair Kramer Electronics products this product must be insured during shipment with the insurance and shipping charges prepaid by you If this product is returned uninsured you assume all risks of loss or damage during shipment Kramer Electronics will not be responsible for any costs related to the removal or re installation of this product from or into any installation Kramer Electronics will not be responsible for any costs related
12. s and Rack Adapters and GROUP 11 Sierra Video Products GROUP 12 Digital Signage and GROUP 13 Audio and GROUP 14 Collaboration Congratulations on purchasing your Kramer PA 225NET Power Amplifier which is ideal for the following typical applications e Dante network applications e Presentation rooms and multimedia applications for local audio amplification e Personal audio listening for example a PC and portable CD player 2 2 1 Getting Started We recommend that you e Unpack the equipment carefully and save the original box and packaging materials for possible future shipment e Review the contents of this user manual Use Kramer high performance cables Use only the power adapter that is supplied with this machine Go to http www kramerav com downloads PA 225NET to check for up to date user manuals application programs and to check if firmware upgrades are available where appropriate Achieving the Best Performance To achieve the best performance e Use only good quality connection cables we recommend Kramer high performance cables to avoid interference deterioration in signal quality due to poor matching and elevated noise levels often associated with low quality cables e Do not secure the cables in tight bundles or roll the slack into tight coils e Avoid interference from neighboring electrical appliances that may adversely influence signal quality e Position your Kramer PA 225NET
13. speakers to the Speaker 4 pin terminal block 8 Connect the power adapter to the PA 225NET and plug the power adapter into the mains power supply Wiring the Inputs Your PA 225NET is provided with a 3 pin terminal block for its input connection This connector can accept either a balanced or an unbalanced connection however some modifications must be made for an unbalanced connection Wiring Balanced Inputs When using a balanced input source and connector you must ensure that the hot cold and ground pins of the connector are matched up to the and ground pins of the PA 225NET terminal block connector respectively The following diagrams illustrate how to connect standard XLR and TRS connectors Input Connector 4 Figure 3 Connecting a Balanced XLR Input Input Connector MaleTRS Saal 28 Bets El kk 5 g A A Shield Figure 4 Connecting a Balanced 6 5mm Phone Jack 5 2 2 Wiring Unbalanced Inputs When using an unbalanced input source a jumper must be added between the negative and ground terminals The unbalanced source is connected to the positive and ground terminals Note A jumper is required for connecting an unbalanced input Input Connector Ground t shield N Male RCA SR i A jumper has been added between the ibe Ground negative terminals and ground Shield Figure 5 Connecting an unbalanced RCA Input PA 225NET Connecting the P
14. ss moisture fire improper packing and shipping such claims must be presented to the carrier lightning power surges or other acts of nature This limited warranty does not cover any damage deterioration or malfunction resulting from the installation or removal of this product from any installation any unauthorized tampering with this product any repairs attempted by anyone unauthorized by Kramer Electronics to make such repairs or any other cause which does not relate directly to a defect in materials and or workmanship of this product This limited warranty does not cover cartons equipment enclosures cables or accessories used in conjunction with this product Without limiting any other exclusion herein Kramer Electronics does not warrant that the product covered hereby including without limitation the technology and or integrated circuit s included in the product will not become obsolete or that such items are or will remain compatible with any other product or technology with which the product may be used How Long Does this Coverage Last Seven years as of this printing please check our Web site for the most current and accurate warranty information Whois Covered Only the original purchaser of this product is covered under this limited warranty This limited warranty is not transferable to subsequent purchasers or owners of this product What Kramer Electronics will do Kramer Electronics will at its sole option provide
15. to any setting up this product any adjustment of user controls or any programming required for a specific installation of this product How to Obtain a Remedy under this Limited Warranty To obtain a remedy under this limited warranty you must contact either the authorized Kramer Electronics reseller from whom you purchased this product or the Kramer Electronics office nearest you For a list of authorized Kramer Electronics resellers and or Kramer Electronics authorized service providers please visit our web site at www kramerelectronics com or contact the Kramer Electronics office nearest you In order to pursue any remedy under this limited warranty you must possess an original dated receipt as proof of purchase from an authorized Kramer Electronics reseller If this product is returned under this limited warranty a return authorization number obtained from Kramer Electronics will be required You may also be directed to an authorized reseller or a person authorized by Kramer Electronics to repair the product Ifitis decided that this product should be returned directly to Kramer Electronics this product should be properly packed preferably in the original carton for shipping Cartons not bearing a return authorization number will be refused Limitation on Liability THE MAXIMUM LIABILITY OF KRAMER ELECTRONICS UNDER THIS LIMITED WARRANTY SHALL NOT EXCEED THE ACTUAL PURCHASE PRICE PAID FOR THE PRODUCT TO THE MAXIMUM EXTENT PERMITTED BY LAW
16. tput 1 40 or 80 speaker Block PA 225NET Defining the PA 225NET Power Amplifier 5 5 Connecting the PA 225NET This chapter comprises the following sections e Connecting the PA 225NET see Section 5 1 e Wiring the inputs see Section 5 2 e Connecting the remote controls see Section 5 3 5 1 Connecting the PA 225NET Always switch off the power to each device before connecting it to your PA 225NET After connecting your PA 225NET connect its power and then switch on the power to each device To Dante Network Device Controls Multimedia Player Ceiling Mu meela Speaker Array Player Recording Device Figure 2 Connecting the PA 225NET Power Amplifier EH PA 225NET Connecting the PA 225NET 5 2 5 2 1 To connect the PA 225NET as illustrated in the example in Figure 2 1 Connect a balanced stereo audio source for example a multimedia player to the 6 pin Local In terminal block see Section 5 2 2 Connecta Dante network audio source to the Dante RJ 45 connector 3 Set the Priority slide switch to the required position see Section 6 2 4 Connect the 3 pin Line Out 1 terminal block to the audio acceptor for example a recording device 5 Connect a remote volume control for example the W LM to the Remote 4 pin terminal block pins V LEVEL and GND 6 Connect a remote momentary mute switch to the Remote 4 pin terminal block pins Mute and GND 7 Connect the
Download Pdf Manuals
Related Search