USER MANUAL - KONFERENZRAUM.tv
Contents
1. INPUT When switching i e instruction codes 1 and 2 the INPUT 7 bits is set as the input number which is to be switched Similarly if switching is done via the machine s front panel then these bits are set with the INPUT NUMBER which was switched For other operations these bits are defined according to the table 3 BYTE Bit 7 Defined as 1 06 00 OUTPUT When switching ie instruction codes 1 and 2 the OUTPUT 7 bits is set as the output number which is to be switched Similarly if switching is done via the machine s front panel then these bits are set with the OUTPUT NUMBER which was switched For other operations these bits are defined according to the table 4 BYTE Bit 7 Defined as 1 Bit 5 Don t care OVR Machine number override M4 M0 MACHINE NUMBER Used to address machines in a system via their machine numbers When several machines are controlled from a single serial port they are usually configured together with each machine having an individual machine number If the OVR bit is set then all machine numbers will accept implement the command and the addressed machine will reply For a single machine controlled via the serial port always set M4 MO 1 and make sure that the machine itself is configured as MACHINE NUMBER 1 Table 6 Instruction Codes for Protocol 2000 Note All values in the table are decimal unless otherwise stat2. 82 81 82 i e request the number of outputs would be HEX codes TE 82 90 82 i e 16 outputs 11 LIMITED WARRANTY Kramer Electronics hereafter Kramer warrants this product free from defects in material and workmanship under the following terms HOW LONGIS THE WARRANTY Labor and parts are warranted for seven years from the date of the first customer purchase WHOIS PROTECTED Only the first purchase customer may enforce this warranty WHAT IS COVERED AND WHAT IS NOT COVERED Except as below this warranty covers all defects in material or workmanship in this product The following are not covered by the warranty 1 Any product which is not distributed by Kramer or which is not purchased from an authorized Kramer dealer If you are uncertain as to whether a dealer is authorized please contact Kramer at one of the agents listed in the Web site www kramerelectronics com 2 Any product on which the serial number has been defaced modified or removed or on which the WARRANTY VOID IF TAMPERED sticker has been torn reattached removed or otherwise interfered with 3 Damage deterioration or malfunction resulting from i Accident misuse abuse neglect fire water lightning or other acts of nature ii Product modification or failure to follow instructions supplied with the product iii Repair or attempted repair by anyone not authorized by Kramer iv Any shipment of the product claims must be presented to the carrier v
3. Removalor installation of the product vi Any other cause which does not relate to a product defect vii Cartons equipment enclosures cables or accessories used in conjunction with the product WHAT WE WILL PAY FORAND WHAT WE WILLNOT PAY FOR We will pay labor and material expenses for covered items We will not pay for the following 1 Removal or installations charges 2 Costs of initial technical adjustments set up including adjustment of user controls or programming These costs are the responsibility of the Kramer dealer from whom the product was purchased 3 Shipping charges HOW YOU CAN GET WARRANTY SERVICE 1 To obtain service on you product you must take or ship it prepaid to any authorized Kramer service center 2 Whenever warranty service is required the original dated invoice or a copy must be presented as proof of warranty coverage and should be included in any shipment of the product Please also include in any mailing a contact name company address and a description of the problem s 3 For the name of the nearest Kramer authorized service center consult your authorized dealer LIMITATION OF IMPLIED WARRANTIES All implied warranties including warranties of merchantability and fitness for a particular purpose are limited in duration to the length of this warranty EXCLUSION OF DAMAGES The liability of Kramer for any effective products is limited to the repair or replacement of the product at our option Kram
4. removing device or servicing unit 1 Available from Kramer Electronics on our Web site at http www kramerelectronics com 2 For example part number 2535 000251 Your 900x1 Power Amplifier 4 Your 900xI Power Amplifier Figure 1 Figure 2 Table 1 and Table 2 define the unit O 0 4 2 Orea 5 Figure 1 900xl Power Amplifier Top Front and Rear Views Table 1 900xl Power Amplifier Front and Rear Functions Feature Function 1 12V DC Connector 12V DC for powering the unit 2 RS 232 Tx Rx G Terminal Block Connect to PC Connector 3 L L R R OUT Terminal Speaker output Block Connector 4 IN 2 RIGHT RCA Connector Connect to stereo audio right input of source 2 5 IN 2 LEFT RCA Connector Connect to stereo audio left input of source 2 6 IN 1 3 5mm Mini jack Connector Connect to stereo audio input of source 1 T INPUT 1 Button Selects the input from audio source 1 8 INPUT 2 Button Selects the input from audio source 2 9 VOLUME Button Decreases output volume 10 VOLUME Button Increases output volume 11 OVER LED llluminates red when device is overheating and mutes output 12 ON LED llluminates green when receiving power KRAMER SIMPLE CREATIVE TECHNOLOGY Your 900x1 Power Amplifier Figure 2 900xl Power Amplifier Underside View Table 2 900xl Power Amplifier Und
5. Kramer Electronics Ltd USER MANUAL Model 900x1 Power Amplifier Contents Contents 1 Introduction 2 Getting Started 2 1 Quick Start 3 Overview 4 Your 900x1 Power Amplifier 5 Connecting the 900x Power Amplifier 5 1 Connecting a PC 6 Operating the 900xl Power Amplifier 6 1 Using the Front Panel Buttons 6 2 Using Serial Commands 7 Technical Specifications 8 Hex Table 9 Kramer Protocol 2000 Figures Figure 1 900x1 Power Amplifier Top Front and Rear Views Figure 2 900x1 Power Amplifier Underside View Figure 3 Connecting the 900x1 Power Amplifier Figure 4 RS 232 Control Cable Tables Table 1 900x1 Power Amplifier Front and Rear Functions Table 2 900x1 Power Amplifier Underside Functions Table 3 900x1 Technical Specifications Table 4 900x1 Hex Table Table 5 Protocol Definitions Table 6 Instruction Codes for Protocol 2000 YN 0 0 AA RA UONE pa NDAMA COO MAN Introduction 1 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 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 11 groups that are clearly defined by function Thank you for purchasing the Kr
6. PC to the 900x1 e Connect the RS 232 9 pin D sub port on your PC to the RS 232 rear panel port on the Master 900xl using a cable as shown in Figure 4 PIN 5 to PIN 1 PIN 3 to PIN 2 PIN 2 to PIN 3 3 Pin RS 232 Terminal Block Female 9 pin D sub From PC Figure 4 RS 232 Control Cable Operating the 900x Power Amplifier You can operate your 900x1 using e The front panel buttons e RS 232 serial commands transmitted by a PC touch screen system or other serial controller Using the Front Panel Buttons To operate the 900xl using the front panel buttons e To choose audio input source 1 the PC line out as shown in Figure 3 press INPUT 1 button e To choose audio input source 2 a stereo tape press INPUT 2 button Adjust the output volume to the speakers using the VOLUME and buttons Note In the case of output distortion that cannot be corrected using the volume controls try switching the LEVEL switch on the underside of the unit see Figure 2 from H to L and alter the output using the volume control Technical Specifications 6 2 Using Serial Commands To operate your device using serial commands you need to install Kramer s control software For an explanation of all control commands see sections 8 and 9 Technical Specifications 900x1 technical specifications are shown in Table 3 Table 3 900xl Technical Specifications INPUTS 1 st
7. amer TOOLS 900x1 Power Amplifier which is ideal for e Presentation rooms and multimedia applications for quick local audio amplification e Personal audio listening for example a PC and portable CD player The package includes the following items e 900x1 Power Amplifier e Power supply 12V DC 2A input e This user manual 2 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 e Use Kramer high performance high resolution cables 1 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 Accessories and Rack Adapters GROUP 11 Sierra Products 2 Download up to date Kramer user manuals from our Web site at http www kramerelectronics com 3 The complete list of Kramer cables is on our Web site at http www kramerelectronics com 1 Getting Started 2 1 Quick Start This quick start chart summarizes the basic setup and operation steps Step 1 Connect the inputs and outputs see section 5 Connect the inputs Connect the output Connect optional RS 232 control LL Unbalanced Stereo NS Audio gt P
8. ed INSTRUCTION DEFINITION FOR SPECIFIC INSTRUCTION NOTE DESCRIPTION INPUT OUTPUT 0 RESET MACHINE 0 0 1 2 SWITCH AUDIO Set equal to audio input Set equal to audio output which 2 which is to be switched is to be switched 0 disconnect 0 to all the outputs 6 REQUEST STATUS OF AN Set as SETUP Equal to output number whose 4 3 AUDIO OUTPUT status is regd 12 REQUEST VIDEO AUDIO Set as SETUP or 0 for video 3 4 6 TYPE SETTING set to 126 or 127 to 1 for audio request if machine has 2 for VGA this function 22 SET AUDIO PARAMETER Equal to output number Set as parameter value 2 11 whose parameter is to be 0 127 set 1 24 INCREASE DECREASE AUDIO Equal to output number 0 increase output 24 PARAMETER whose parameter is to be 1 decrease output increased decreased by 1 25 REQUEST AUDIO PARAMETER Equal to output number 0 6 20 24 whose parameter is requested 57 SET AUTO SAVE 13 no save 0 12 2 14 auto save 61 IDENTIFY MACHINE 2 audio machine name 0 Request first 4 digits 13 4 audio software version 1 Request first suffix 6 RS422 controller version 7 remote control name 8 remote software version 9 Protocol 2000 revision 62 DEFINE MACHINE 1 number of inputs 2 for audio 14 2 number of outputs 3 number of setups 10 KRAMER SIMPLE CREATIVE TECHNOLOGY Kramer Protocol 2000 NOTES on the above table NOTE 1 When the master switcher is reset e g when it is
9. er shall not be liable for 1 Damage to other property caused by defects in this product damages based upon inconvenience loss of use of the product loss of time commercial loss or 2 Any other damages whether incidental consequential or otherwise Some countries may not allow limitations on how long an implied warranty lasts and or do not allow the exclusion or limitation of incidental or consequential damages so the above limitations and exclusions may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from place to place NOTE All products returned to Kramer for service must have prior approval This may be obtained from your dealer This equipment has been tested to determine compliance with the requirements of EN 50081 Electromagnetic compatibility EMC generic emission standard Part 1 Residential commercial and light industry EN 50082 Electromagnetic compatibility EMC generic immunity standard Part 1 Residential commercial and light industry environment CFR 47 FCC Rules and Regulations Part 15 Radio frequency devices Subpart B Unintentional radiators CAUTION B gt Servicing the machines can only be done by an authorized Kramer technician Any user who makes changes or modifications to the unit without the expressed approval of the manufacturer will void user authority to operate the equipment B Use the supplied DC power supply to
10. ereo audio on a 3 5mm mini jack connector 2 stereo audio on RCA connectors OUTPUT 1 stereo speaker output 2 x 10W RMS 2 x 40W music power on a terminal block connector BANDWIDTH 3dB 25kHz S N RATIO 60dB CONTROLS Gain range 14 8 to 32dB at high gain 21 3 to 20 2dB at low gain 1 x RS 232 port on a terminal block connector COUPLING Input AC Output DC AUDIO THD NOISE 2 2 AUDIO 2nd HARMONIC 1 2 POWER SOURCE 12V DC 2 3A DIMENSIONS 12cm x 7 5cm x 2 5cm 4 7 x 3 0 x 1 0 W D H WEIGHT 0 2kg 0 4lbs ACCESSORIES Power supply OPTIONS 19 rack adapter 1 Download control software from our Web site at http www kramerelectronics com 2 Specifications are subject to change without notice 3 External controls IN1 IN2 VOLUME VOLUME by front panel pushbuttons RS 232 connection by 3 pin terminal block KRAMER SIMPLE CREATIVE TECHNOLOGY Hex Table 8 Hex Table Table 4 lists the Hex values described in section 9 for the 900xl Table 4 900xl Hex Table Instruction Hex Code Description 2 Switch Audio 02 81 81 81 Connect Input 1 to output 02 82 81 81 Connect Input 2 to output 22 Gain Control Input 1 Input 2 16 81 8081 16 82 80 81 Mute 16 81 81 81 16 82 81 81 16 81 82 81 16 82 82 81 1681 FF 81 1682 FF81 Maximum gain 24 Increase Decrease 18 81 80 81 Increase o
11. erside Functions Feature Function 1 LEVEL L H Switch Input level low high gain set to low in case of distortion 2 PROG ON Switch For use when upgrading device firmware Connecting the 900x1 Power Amplifier Connecting the 900xI Power Amplifier To connect the 900x1 as illustrated in Figure 3 perform the following 1 Connect an unbalanced stereo audio source for example a computer audio line out to the IN 1 mini jack connector 2 Connect an unbalanced stereo audio source for example an unbalanced stereo audio player to the LEFT and RIGHT IN 2 RCA connectors 3 Connect the SPKR OUT terminal block to a pair of loudspeakers Connect the L and the L terminal block connectors to the left loudspeaker and the R and the R terminal block connectors to the right loudspeaker Do not ground the loudspeakers 4 Connect the 12V DC power adapter to the power socket and connect the adapter to the mains electricity not shown in Figure 3 TAN DIES RS 232 Unbalanced TAAN INIA we ON Stereo SS oN Audio gt 3 Player ENY d Computer Audio lt S gt Line out Speakers Figure 3 Connecting the 900xl Power Amplifier KRAMER SIMPLE CREATIVE TECHNOLOGY Operating the 900x1 Power Amplifier 5 1 6 1 Connecting a PC You can control the 900xl1 with a PC or other controllers via the RS 232 port using serial commands To connect a
12. feed power to the machine B Please use recommended interconnection cables to connect the machine to other components FCC and CE approved using STP cable for twisted pair products 12 KRAMER SIMPLE CREATIVE TECHNOLOGY For the latest information on our products and a list of Kramer distributors visit our Web site www kramerelectronics com where updates to this user manual may be found We welcome your questions comments and feedback Safety Warning Disconnect the unit from the power supply before opening servicing Caution 9001 O 2 Si oc Ng Institute of Quality amp Control E ES Q PA G ed Guai gt Kramer Electronics Ltd Web site www kramerelectronics com E mail info kramerel com P N 2900 000344 REV 3
13. layer a a a a a a a al a Y Computer Audio Line out Speakers Step 2 Connect the power Step 3 Operate the amplifier see section 7 Choose the input source ne LE O over Adjust the volume O O O O O on 4 2 2 KRAMER SIMPLE CREATIVE TECHNOLOGY Overview Overview The Kramer 900xl is a high performance power amplifier for line level stereo audio signals It accepts either a stereo audio signal on an RCA connector or a stereo audio signal on a 3 5mm mini jack It delivers a speaker output of 10 watts RMS per channel into a 4 ohm load on a 10A 4 pin terminal block connector The 900xl includes Input selector buttons Audio gain buttons for volume control Overheating warning protection with LED indicator A 12V DC power source The 900xl is housed in a Kramer TOOLS enclosure To achieve the best performance Use only good quality connection cables to avoid interference deterioration in signal quality due to poor matching and elevated noise levels often associated with low quality cables Avoid interference from neighboring electrical appliances that may adversely influence signal quality Position your Kramer 900xl away from moisture excessive sunlight and dust No operator serviceable parts inside unit Use only the Kramer Electronics input power wall adapter that is provided with this unit Eventi Disconnect power and unplug unit from wall before installing or
14. on code If the INPUT is set to 126 for these instructions then if possible the machine will return the current setting of this function even for the case that the function is not defined NOTE 11 For machines where the audio parameter is programmable NOTE 12 Under normal conditions the machine s present status is saved each time a change is made The power down save auto save may be disabled using this code Note that whenever the machine is turned on the auto save function is set NOTE 13 This is a request to identify the switcher s in the system If the OUTPUT is set as O and the INPUT is set as 1 2 5 or 7 the machine will send its name The reply is the decimal value of the INPUT and OUTPUT If the request for identification is sent with the INPUT set as 3 or 4 the appropriate machine will send its software version number Again the reply would be the decimal value of the INPUT and OUTPUT the INPUT representing the number in front of the decimal point and the OUTPUT representing the number after it For example for version 3 5 the reply to the request to send the version number would be HEX codes 7D 83 85 81 ie 128dec 3dec for 2nd byte 128dec 5dec for 3rd byte NOTE 14 The number of inputs and outputs refers to the specific machine which is being addressed not to the system For example if six 16X16 matrices are configured to make a 48X32 system 48 inputs 32 outputs the reply to the HEX code 3E
15. turned on the reset code is sent to the PC If this code is sent to the switchers it will reset according to the present power down settings NOTE 2 These are bi directional definitions That is if the switcher receives the code it will perform the instruction and if the instruction is performed due to a keystroke operation on the front panel then these codes are sent For example if the HEX code 02 82 81 81 was sent from the PC then the switcher machine 3 will switch input 1 to output 1 If the user switched input 1 to output 1 via the front panel keypad then the switcher will send HEX codes 42 81 81 81 to the PC When the PC sends one of the commands in this group to the switcher then if the instruction is valid the switcher replies by sending to the PC the same four bytes that it was sent except for the first byte where the DESTINATION bit is set high NOTE 3 SETUP 0 is the present setting SETUP 1 and higher are the settings saved in the switcher s memory i e those used for Store and Recall NOTE 4 The reply to a REQUEST instruction is as follows the same instruction and INPUT codes as were sent are returned and the OUTPUT is assigned the value of the requested parameter NOTE 6 If INPUT is set to 127 for these instructions then if the function is defined on this machine it replies with OUTPUT 1 If the function is not defined then the machine replies with OUTPUT 0 or with an error invalid instructi
16. utput Audio Parameter 18818181 Decrease output 9 Kramer Protocol 2000 The 900x1 is compatible with Kramer s Protocol 2000 version 0 50 This RS 232 RS 485 communication protocol uses four bytes of information as defined below For RS 232 a null modem connection between the machine and controller is used The default data rate is 9600 baud with no parity 8 data bits and 1 stop bit Note Compatibility with Kramer s Protocol 2000 does not mean that a machine uses all of the commands below Each machine uses a sub set of Protocol 2000 according to its needs Table 5 Protocol Definitions MSB LSB DESTINATION INSTRUCTION 0 D N5 N4 N3 N2 NI NO 7 6 5 4 3 2 1 0 1st byte INPUT 1 16 E 14 13 12 i 10 7 6 5 4 3 2 1 0 2nd byte OUTPUT 1 06 05 04 03 02 01 00 7 6 5 4 3 2 1 0 3rd byte MACHINE NUMBER 1 OVR X M4 M3 M2 Mi MO 7 6 5 4 3 2 1 0 4th byte Kramer Protocol 2000 1 BYTE Bit 7 Defined as 0 D DESTINATION 0 for sending information to the switchers from the PC 1 for sending to the PC from the switcher NS NO INSTRUCTION The function to be performed by the switcher s is defined by the INSTRUCTION 6 bits Also if a function is performed via the machine s keyboard then these bits are set with the INSTRUCTION NO that was performed The instruction codes are defined according to the table below INSTRUCTION NO is the value to be set for N5 NO 2 BYTE Bit 7 Defined as 1 16 10
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