Kramer Electronics 905XL audio amplifier
Contents
1. 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 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 pursue2. 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 questions comments and feedback Web site www kramerelectronics com KRAMER E mail info kramerel com SAFETY WARNING Disconnect the unit from the power a supply before opening and servicing P N 2900 300196 Rev 3
3. Connecting the 905xI Power Amplifier 6 1 3 Connect the Output terminal block to a pair of speakers Connect the L and the L terminal block connectors to the left speaker and the R and the R terminal block connectors to the right speaker Do not ground the loudspeakers 4 Connect the power cord to the power socket and connect the cord to the mains electricity not shown in Figure 2 5 If required connect a PC and or controller to the RS 232 port see Section 6 1 Connecting to the 905xl via RS 232 You can connect to the 905xl via an RS 232 connection using for example a PC Note that a null modem adapter connection is not required To connect to the 905xI via RS 232 e Connect the RS 232 9 pin D sub rear panel port on the 905xl unit via a 9 wire straight cable only pin 2 to pin 2 pin 3 to pin 3 and pin 5 to pin 5 need to be connected to the RS 232 9 pin D sub port on your PC 7 7 1 TAA 7 2 Operating the 905xI Power Amplifier Operating the 905xI Power Amplifier You can operate your 905x using e The front panel buttons see Section 7 1 e The Audio Control program see Section 7 2 e RS 232 serial commands see Section 10 Using the Front Panel Buttons Adjusting the Volume To adjust the volume of the output signal 1 Press the up volume button A to increase the volume 2 Press the down volume button Y to decrease the volume Muting the Output To mute the o
4. EE Directive 2002 96 EC aims to reduce the amount of WEEE sent for disposal to landfill or incineration by requiring it to be collected and recycled To comply with the WEEE Directive Kramer Electronics has made arrangements with the European Advanced Recycling Network EARN and will cover any costs of treatment recycling and recovery of waste Kramer Electronics branded equipment on arrival at the EARN facility For details of Kramer s recycling arrangements in your particular country go to our recycling pages at htto www kramerelectronics com support recycling Overview The 905xl is a high quality power amplifier for stereo audio signals It accepts either a stereo audio signal on RCA connectors or a balanced stereo audio signal on a terminal block connector It delivers a speaker output of 110 watts RMS per channel into a 40 load on a 10A 4 pin terminal block connector In particular the 905xl features An unbalanced stereo input on RCA connectors A balanced stereo input on a terminal block connector Two input selector buttons Volume control buttons A mute button Bass treble midrange volume balance and loudness controls via software An RS 232 serial control port You can control the 905x1 using the front panel buttons or remotely via RS 232 serial commands transmitted by a PC touch screen system or other serial controller JALIJALIY 1aMod XG 4 Defining the 905x1 Power Amplifie
5. KRAMER ELECTRONICS LTD USER MANUAL MODEL S05xI Power Amplifier P N 2900 3001 96 Rev 3 905xl Quick Start Guide h This guide helps you install and use your product for the first time For more detailed information go to http hwww kramerelectronics com support product downloads asp to download the latest 4 manual or scan the QR code on the left Step 1 Check the contents of the box A 905xI Power Amplifier A 1 Auick Start Guide 1 Power cord A 4 Rubber Feet 1 Set of rack ears Step 2 Install the 905xI Mount the device in a rack using the included rack ears or attach the rubber feet and place it on a shelf Step 3 Connect the inputs and output 000000 Step 4 Connect the power Connect the power cord to the 905xl and plug it into the mains electricity Step 5 Operate the 905xl O Select an input o Adjust the volume Contents 1 Introduction 2 Getting Started 2 1 Achieving the Best Performance 2 2 Safety Instructions 2 3 Recycling Kramer Products 3 Overview 4 Defining the 905xI Power Amplifier 5 Installing in a Rack 6 Connecting the 905xI Power Amplifier 6 1 Connecting to the 905xl via RS 232 7 Operating the 905xI Power Amplifier TA Using the Front Panel Buttons 7 2 Using the Audio Control Program 7 3 Upgrading the Firmware 8 Technical Specifications 9 Default Communication Parameters 10 Protocol 3000 10 1 Kramer Protocol 3000 Synta
6. S 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 2301 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 WARRANTIES 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
7. 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 If itis 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 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 CONDITION
8. command query For device response Device address Optional for K NET K NET Device ID followed by Auery sign follows some commands to define a query request Message closing character CRI For host messages carriage return ASCII 13 CRLF For device messages carriage return ASCII 13 line feed ASCII 10 Command chain separator character When a message string contains more than one command a pipe character separates each command Spaces between parameters or command terms are ignored 10 1 4 10 1 5 10 1 6 10 1 7 10 2 Entering Commands You can directly enter all commands using a terminal with ASCII communications software such as HyperTerminal Hercules etc Connect the terminal to the serial or Ethernet port on the Kramer device To enter CR press the Enter key ILF is also sent but is ignored by command parser For commands sent from some non Kramer controllers like Crestron some characters require special coding such as X Refer to the controller manual Command Forms Some commands have short name syntax in addition to long name syntax to allow faster typing The response is always in long syntax Chaining Commands Multiple commands can be chained in the same string Each command is delimited by a pipe character When chaining commands enter the message starting character and the message c
9. e 1 Attach both ear brackets to the machine To do so remove the screws from each side of the machine 3 on each side and replace those screws through the ear brackets 2 Place the ears of the machine against the rack rails and insert the proper screws not provided through each of the four holes in the rack ears Note In some models the front panel may feature built in rack ears Detachable rack ears can be removed for desktop use Always mount the machine in the rack before you attach any cables or connect the machine to the power e If you are using a Kramer rack adapter kit for a machine that is not 19 see the Rack Adapters user manual for installation instructions available from our Web site 905xl Installing in a Rack 6 Connecting the 905x1 Power Amplifier Always switch off the power to all devices before connecting them to your 905xl After connecting your 905xI connect its power and then switch on the power to each device DVD 332933339 amaaa DVD Speakers Figure 2 Connecting the 905xl Power Amplifier To connect the 905xl Power Amplifier as illustrated in the example in Figure 2 1 Connect an unbalanced stereo audio source for example the unbalanced output of a DVD player to the Input 1 L and R RCA connectors 2 Connect a balanced stereo audio source for example the balanced stereo audio output of a DVD player to the Input 2 terminal block connector 905xI
10. e the original box and packaging materials for possible future shipment e Review the contents of this user manual Go to http www kramerelectronics com 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 high resolution 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 905xI 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 Safety Instructions 1 Caution There are no operator serviceable parts inside the unit Warning Use only the power cord that is supplied with the unit Warning Do not open the unit High voltages can cause electrical shock Servicing by qualified personnel only Warning Disconnect the power and unplug the unit from the wall before installing 905xl Getting Started 2 3 Recycling Kramer Products The Waste Electrical and Electronic Equipment WE
11. es 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 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
12. for rack mounting the unit Before installing in a rack be sure that the environment is within the recommended range OPERATING TEMPERATURE STORAGE TEMPERATURE HUMIDITY T CAUTION When installing on a 19 rack avoid hazards by taking care that 1 Itis located within the recommended environmental conditions as the operating ambient temperature of a closed or multi unit rack assembly may exceed the room ambient temperature 2 Once rack mounted enough air will still flow around the machine 3 The machine is placed straight in the correct horizontal position 4 You do not overload the circuit s When connecting the machine to the supply circuit overloading the circuits might have a detrimental effect on overcurrent protection and supply wiring Refer to the appropriate nameplate ratings for information For example for fuse replacement see the value printed on the product label 5 The machine is earthed grounded in a reliable way and is connected only to an electricity socket with grounding Pay particular attention to situations where electricity is supplied indirectly when the power cord is not plugged directly into the socket in the wall for example when using an extension cable or a power strip and that you use only the power cord that is supplied with the machine 0 to 40 C 32 to 104 F 40 to 70 C 40 to 158 F 10 to 90 RHL non condensing To rack mount a machin
13. losing character only once at the beginning of the string and at the end Commands in the string do not execute until the closing character is entered A separate response is sent for every command in the chain Maximum String Length 64 characters Kramer Protocol 3000 Commands Command Description 905xl Protocol 3000 CO l 3000 Command Description LIMITED WARRANTY The warranty obligations of Kramer Electronics for this product are limited to the terms set forth below What is 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 excess 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 cabl
14. r Figure 1 defines the front and rear panels of the 905xI J INPUTS VOLUME MUTE Power Amplifier INPUT 1 Figure 1 905xl Power Amplifier Front and Rear Panels Feature Function 1 INPUTS 1 and 2 Buttons Press to select input audio source 1 unbalanced or 2 balanced 2 VOLUME and Buttons Press to increase or decrease the output volume MUTE Button Press to mute the audio output the button lights Press again to unmute the audio output see Section 7 1 2 4 INPUT 1 LEFT RCA Connector Connect to the left channel of the unbalanced stereo audio source see Section 6 RIGHT RCA Connector Connect to the right channel of the unbalanced stereo audio source see Section 6 5 INPUT 2 5 pin Terminal Block Audio Input Connect to the left and right channels of the balanced stereo audio source 6 SPKR OUT 4 pin Terminal Block Speaker Output Connect to the left and right channels of a balanced stereo acceptor speakers T4 RS 232 9 pin D sub Serial Port Connector Connect to a PC serial controller see Section 6 1 8 PROGRAM Switch Switch up to perform firmware upgrades Leave down for normal operation 9 Mains Power Connector Fuse and Power Switch Plug in the power cord and switch the device on and off Installing in a Rack This section provides instructions
15. ressing Start Body Delimiter Command SP Parameter 1 Parameter 2 ICRI 10 1 1 2 Command String Formal syntax with command concatenation and addressing Start Address Delimiter Destination _id Command 1 Parameter1 1 Parameter1 2 ICRI Command_2 Parameter2_1 Parameter2_2 Command_3 Parameter3 1 Parameter3 2 10 1 2 Device Message Format Start Address optional Body delimiter 10 1 2 1 Device Long Response Echoing command Start Address optional Body Delimiter Sender_id Command SP Param1 Param2 result CR LF CRI Carriage return ASCII 13 0x0D ILF Line feed ASCII 10 0x0A ISP Space ASCII 32 0x20 ET 905x1 Protocol 3000 10 1 3 Command Terms Command A sequence of ASCII letters A Z a z and Command and parameters must be separated by at least one space Parameters A sequence of alphanumeric ASCII characters 0 9 A Z a z and some special characters for specific commands Parameters are separated by commas Message string Every command entered as part of a message string begins with a message starting character and ends with a message closing character Note A string can contain more than one command Commands are separated by a pipe character Message starting character For host
16. tor OUTPUT POWER 55 W per channel into 8 Q110W per channel into 4 A MAX VOLTAGE GAIN 80 49dB unbalanced 45dB balanced 40 47dB unbalanced 44dB balanced OUTPUT MUSIC POWER 300W per channel into4 Q BANDWIDTH 3aB gt 26kHz S N RATIO 80dB CROSSTALK 120dB 1kHz 111dB 20kHz CONTROLS Bass 15dB to 14dB 100Hz Mid 13 7dB to 13 7dB 1kHz Treble 13 7dB to 13 8dB 10kHz Balance 46 9dB to 0dB Volume 80dB to 32dB 1kHz ADDITIONAL CONTROLS Loudness 9dB 500Hz 9dB 1kHz 8 5dB 15kHz 01 Qik OPERATING 0 to 40 C 32 to 104 F TEMPERATURE STORAGE 40 to 70 C 40 to 158 F TEMPERATURE 10 to 90 RHL non condensing 19 x 7 24 x 1U W D H 12 905xl Technical Specifications 9 Default Communication Parameters RS 232 Baud Rate 9600 Data Bits eoo Stop Bits A Command Format ASCII Example Switch to Input 1 AUD IN 1 lt CR gt 905xl Default Communication Parameters 10 Protocol 3000 The 905xI can be operated using serial commands from a PC remote controller or touch screen using the Kramer Protocol 3000 This section describes e Kramer Protocol 3000 syntax see Section 10 1 e Kramer Protocol 3000 commands see Section 10 2 10 1 Kramer Protocol 3000 Syntax 10 1 1 Host Message Format Start Address optional Body Delimiter 10 1 1 1 Simple Command Command string with only one command without add
17. utput e Press the Mute button The button lights and the audio is muted To turn on the output e Press the Mute button The button no longer lights and the audio is unmuted at the previous volume level Using the Audio Control Program The 905xI Audio Control program allows you to adjust the volume and to operate equalization controls for treble mid level and bass which cannot be adjusted from the front panel A 905 Audio Control File Help Connected to COMS5 Com Port coms issamen Volume Middle 20 Mute Input Olt O In2 Loudness Balance Bb Figure 3 Audio Control Window To use the Audio Control Program 1 Download and install the program on your PC from http www kramerelectronics com 2 Connect the 905xl to the correct COM port of the PC see Section 6 3 Open the Audio Control program The Audio Control window appears see Figure 3 4 Select Input 1 or 2 5 Make volume equalization and balance adjustments by dragging the sliders in the window 6 Turn loudness on and off by checking or unchecking the Loudness checkbox 7 3 Upgrading the Firmware For instructions on upgrading the firmware see Upgrading the 905x Firmware Using the FLIP Software 905xl Operating the 905xI Power Amplifier EE 8 Technical Specifications 1 Unbalanced stereo audio input on RCA connectors 1 Balanced stereo audio input on a 5 pin terminal block connec
18. x 10 2 Kramer Protocol 3000 Commands Figures Figure 1 905xl Power Amplifier Front and Rear Panels Figure 2 Connecting the 905xl Power Amplifier Figure 3 Audio Control Window 0 CO OC ON ON A ONNN as 3 O N aiu mk OAA Introduction Welcome to Kramer Electronics Since 1981 Kramer Electronics has been providing a world of unique creative and affordable solutions to the vast range of problems that confront video audio presentation and broadcasting professionals 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 11 groups that are clearly defined by function GROUP 1 Distribution Amplifiers GROUP 2 Switchers and Routers 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 Accessories and Rack Adapters and GROUP 11 Sierra Video Products Congratulations on purchasing your Kramer 905xI Power Amplifier which is ideal for the following typical applications e Presentation rooms and multimedia applications for quick local audio amplification e Personal audio listening for example a PC and portable CD player 2 2 1 2 2 Getting Started We recommend that you e Unpack the equipment carefully and sav
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