Kramer Electronics Car Amplifier 910 User's Manual
Contents
1. AUD AUD 2 gt 1 OK CRLF Response gt 1 INp2 PRST STO PRESET RESULT PRST RCL PRESET RESULT PRST DEL PRESET RESULT PRST AUD PRES ET In gt OUT PRST AUD PRESET N gt 1 IN PRST LST PRESET PRESET PRST STR 5 OK CRLF PRST RCL 3 OK CRLF 21 910 Commands in Protocol 3000 10 6 Audio Parameter Commands Command Syntax Response Set simple audio volume VOLUME VOLUME VOLUME VOLUME RESULT Short form VOL VOLUME Increase decrease VOLUME 1 VOLUME E4 RESULT simple audio volume Short form VOL F Read simple audio level VOLUME VOLUME VOLUME Short form VOL Set audio level in AUD LVL STAGE CHANNEL VOLUME AUD LVL STAGE CHANNEL specific amplifi2. Bass Adjusts low level tones Treble Adjusts high level tones Mid Adjusts mid level tones Loudness Toggles loudness on and off Volume to 24 Adjusts output volume Balance 0 24 Adjusts right and left volume Equalizes 7 bands from low to high Equalization o 40 each band frequency each press advances to the next band Delay in milliseconds to avoid feedback from the microphone Delay 0 to 60 Activates INPUT 4 mic and lowers all other inputs to the background Increases the dynamic range of the output by a fixed ratio Talkover Expand Mix Allows multiple inputs Decreases the dynamic range of the output by a fixed ratio Compress Stores four presets press STORE adjust for preset number press STORE Recalls four presets press RECALL adjust for preset number press RECALL Store Recall 16 KRAMER SIMPLE CREATIVE TECHNOLOGY Operating the 910 Digital Audio Preamplifier 7 2 Controlling the 910 from the PC To operate your device remotely from your PC over the RS 232 USB or Ethernet ports you need to download and install Kramer s 910 Control Application If Digital Audio Preamplifier 910 Volume Tone Equalizer Balance Delay Restart COM About Presets Mute TalkOver Expand 1 2 3 4 Mix Loudness Compress 2 2 4 Figure 8 910 Control Application Screen For an explanation of all control comman
3. Body delimiter Message CR LF Device Long Response Echoing command Address optional Sender_id Body Delimiter Command SP Param Param2 result CR LF ICR Carriage return ASCII 13 0x0D LF Line feed ASCII 10 0x0A ISP Space ASCH 32 0x20 19 910 Commands in Protocol 3000 10 910 Commands in Protocol 3000 This RS 232 RS 485 communication protocol lets you control the machine from any standard terminal software for example Windows HyperTerminal Application and uses a data rate of 115200 baud with no parity 8 data bits and 1 stop bit This section describes all commands sent to the 910 For an explanation of the syntax and use of Protocol 3000 see Section 10 10 1 Help Commands Command Syntax Protocol handshaking HOR 10 2 Device Initiated Messages Command Start message Switcher actions Audio channel has switched breakaway mode 10 3 Result and Error Codes Command ran successfully no error Protocol Errors Syntax error Command not available for this device Parameter is out of range Unauthorized access command run without the matching login Response OK CRLF Syntax Kramer Electronics LTD Device Model Version Software Version AUD IN gt OUT Syntax COMMAND PARAMETERS OK ERROO1 ERR002 ERR003 ERR004 20 KRAMER SIMPLE CR
4. Select the Internet Protocol TCP IP and click the Properties Button see Figure 3 Local Area Connection Properties 2 x General Connect using 8 IBM Netfinity 10 100 Ethernet Adapter Components checked are used by this connection MI E Client for Microsoft Networks Install Uninstall Properties Description Transmission Control Protocol Intemet Protocol The default wide area network protocol that provides communication across diverse interconnected networks Y Show icon in taskbar when connected Figure 3 Local Area Connection Properties Window 11 Connecting the 910 Digital Audio Preamplifier 6 Select Use the following IP address and fill in the details see Figure 4 7 Click OK Internet Protocol TCP IP Properties General 21x You can get IP settings assigned automatically if your network supports this capability Otherwise you need to ask your network administrator for the appropriate IP settings Obtain an IP address automatically Use the following IP address 6 2 2 6 2 3 IP address 192 168 1 2 Subnet mask 255 255 0 Default gateway Obtain DNS server address automatically Use the following DNS server addresses Preferred DNS server 5 F Altemate DNS server A A Figure 4 Internet Protocol TCP IP Properties Window Connecting the ETHERNET Port via a Network Hub Straight Through Cable You can
5. 4 MID Button Press to adjust midrange frequencies on the selected input 5 BASS Button Press to adjust low frequencies on the selected input 6 TREBLE Button Press to adjust high frequencies on the selected input 7 LOUDNESS Button Press to toggle loudness on the selected input 8 EQUALIZER Button Press to adjust 7 different frequency bands on the selected input each press advances to the next band 9 VOLUME Button Press to adjust the output volume to adjust the input volume press VOLUME and STORE together 10 BALANCE Button Press to change the relative volume between the left and right channels on the selected input 11 DELAY Button Press to adjust the delay in milliseconds on the output 12 MIX Button Press to choose multiple inputs 13 TALKOVER Button Press to allow the microphone to interrupt the selected input the background audio fades out when the microphone is loud enough and fades in when the microphone is silent again 14 EXPAND Button Press to increase the dynamic range of the output 15 COMPRESS Button Press to decrease the dynamic range of the output 16 STORE Button Press to save the device settings use the adjustment knob or the input buttons to select the preset number 17 RECALL Button Press to bring back a stored preset use the adjustment knob or the input buttons to select the preset number 18 DISPLAY 2 line 24 character LCD display 19 Adjustment Knob Turn to adjust the value of the selected function 20 INPUT 1 LEFT RIGHT RCA Connect t
6. connector enabling power supply to the 910 34 Power Switch Illuminated switch for turning the unit on and off Installing the 910 in a Rack Installing the 910 in a Rack This section describes how to install the 910 in a rack 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
7. local Port TCP local port K NetD fisz 168 1 39 Gateway 0 0 0 0 Mask 255 255 0 0 Firmware 00 09 00 2332 Build Date D DHCP Enabled Figure 6 Device Properties Screen 4 Ifrequired make changes and press Set If not click Close 6 3 Connecting via USB To connect the 910 via the USB port you must plug the USB cable into the PC and install the Kramer USB driver downloaded from our Web site at http www kramerelectronics com 6 4 Connecting a Microphone to the XLR Input Connect a microphone to the XLR input as illustrated in Figure 7 Gnd Positive Microphone Return 3 Figure 7 Connecting a Microphone to the XLR Input Note The XLR connector provides 15V phantom power when the MIC switch is set for a condenser microphone 14 KRAMER SIMPLE CREATIVE TECHNOLOGY Operating the 910 Digital Audio Preamplifier 7 1 7 1 1 7 1 3 7 1 4 Operating the 910 Digital Audio Preamplifier You can operate your 910 using e The front panel buttons see Section 7 1 e Serial commands via the RS 232 USB Ethernet ports transmitted by a touch screen system PC or other serial controller see Section 7 2 e RC IR2 Infrared remote control transmitter see Section 7 3 Using the Front Panel Buttons The 910 is operated from its front panel buttons as follows for an explanation of the front panel button functions see Table 2 1 Select an input from 1 to 4 by pressing its INPUT button
8. or stick the 4 rubber feet to O the underside E Connect the inputs Connect the outputs Connect a PC controller Unbalanced Stereo Balanced Stereo Source Digital Audi Player Professional Studio Equipment Step 3 Connect the control port see section 6 1 If required connect an RS 232 Control Port Step 4 Turn the power ON Step 5 Operate the machine see sections 7 From the front panel press the buttons to select an input and choose a function Adjust the displayed setting with the adjustment knob Or operate via the IR remote R9 232 or Ethernet Overview 3 Overview The 910 is a high performance stereo audio preamplifier It accepts balanced and unbalanced stereo audio S PDIF digital audio and microphone inputs processes the signals and outputs them to balanced unbalanced and S PDIF outputs The 910 has the following features e Grouped audio controls volume balance bass mid treble loudness equalizer delay mute expand and compress e Selectable condenser or dynamic mic input with talk over mix and override controls e A 24 character by 2 line LCD display e Memory locations that store up to 4 presets to be recalled and executed when needed e A USB port for software upgrades e Flexible control options including the front panel RS 232 with Windows based control software included Ethernet and IR e Standard 19 rack mount size of 1U w
9. 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 machine 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 KRAMER SIMPLE CREATIVE TECHNOLOGY Connecting the 910 Digital Audio Preamplifier 6 Connecting the 910 Digital Audio Preamplifier To connect the 910 as illustrated in the example in Figure 2 1 Connect the inputs e Connect an unbalanced stereo source for example a tape recorder to the left and right INPUT 1 RCA connectors e Connect an balanced stereo source for example a tape recorder to the left L L right R R and ground G terminals on the INPUT 2 terminal b
10. syntax in addition to long name syntax to allow faster typing The response is always in long syntax 10 13 Command Chaining 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 closing character only once at the beginning of the string and at the end 25 910 Commands in Protocol 3000 Commands in the string do not execute until the closing character is entered A separate response is sent for every command in the chain 10 14 Maximum String Length 64 characters 10 15 Backward Support Protocol 2000 is transparently supported by Protocol 3000 You can switch between protocols using a switch protocol command from either platform 26 KRAMER SIMPLE CREATIVE TECHNOLOGY 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 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 do
11. talk over TLK TLK TALKOVER_MODE Set expand EXPAND EXPAND_MODE EXPAND EXPAND_MODE RESULT Read expand EXPAND EXPAND EXPAND_MODE Set compress COMPRESS COMPRESS_MODE COMPRESS COMPRESS_MODE RESULT Read compress COMPRESS COMPRESS COMPRESS_MODE 22 KRAMER SIMPLE CREATIVE TECHNOLOGY 910 Commands in Protocol 3000 Parameter Description STAGE IN OUT or Numeric value of present audio processing stage For example 0 for input level 1 for pre amplifier 2 for amplifier OUT etc CHANNEL Input or Output VOLUME BASS TREBLE MID_RANGE Audio parameter in Kramer units minus sign precedes negative values increase current value decrease current value MIX TLK EXPAND COMPRESS 0 or OFF 0 or OFF 0 or OFF 0 or OFF 1 or ON 4 or ON 4 or ON Y or ON 10 7 Identification Commands Command Syntax Response Protocol handshaking CRI OK CRLF Read device model MODEL MODEL Read device serialnumber SN SN SERIAL_NUMBER Read device firmware VERSION VERSION MAJOR MINORI BUILD REVISION version Set machine name NAME MACHINE_NAME NAME MACHINE_NAME RESULT Read machine name NAME NAME M
12. 4 to 0dB 1kHz Delay 90usec to 300usec Expand 9 5dB 1kHz Compress 16dB 1kHz VOLTAGE GAIN 22 5dB at max gain COUPLING AC AUDIO THD NOISE 0 1 1kHz AUDIO 2nd HARMONIC 0 03 1kHz POWER CONSUMPTION 100 230V AC 9VA OPERATING 0 to 40 C 32 to 104 F TEMPERATURE STORAGE 40 to 70 C 40 to 158 F TEMPERATURE HUMIDITY 10 to 90 RHL non condensing DIMENSIONS 19 x 7 x 1U W D H WEIGHT 2 0kg 4 4lbs ACCESSORIES Power cord rack ears IR remote control transmitter and Windows based Kramer control software 1 Specifications are subject to change without notice 18 KRAMER SIMPLE CREATIVE TECHNOLOGY Protocol 3000 Syntax 9 1 Start 9 1 1 Start 9 1 2 Start 9 2 Start 9 2 1 Start Protocol 3000 Syntax Host Message Format Address optional Destination_id Simple Command Message CR Body Delimiter Command string with only one command without addressing Command String Command SP Parameter_1 Parameter_2 ICRI Body Delimiter Formal syntax with commands concatenation and addressing Address Destination_id Body Delimiter Command_1 Parameter1_1 Parameter1_2 Command_2 Parameter2_1 Parameter2_2 Command_3 Parameter3_1 Parameter3_2 Device Message Format Address optional Sender_id
13. ACHINE_NAME Reset machine name to NAME RST NAME RST MACHINE_FACTORY_NAME factory default RESULT Note The machine name is not the same as the model name The machine name is used to identify a specific machine or a network in use with DNS feature on IMACHINE_NAME Up to 14 alphameric chars Machine factory name Model name last 4 digits from serial number 10 8 Network Setting Commands Command Syntax Response Set IP address NET IP IP_ADDRESS NET IP IP_ADDRESS RESULT Short form NTIP Read IP address NET IP NET IP IP_ADDRESS Short form NTIP Read MAC address NET MAC NET MAC MAC_ADDRESS Short form NTMC Set subnet mask NET MASK SUBNET_MASK NET MASK SUBNET_MASK RESULT Short form NTMSK Read subnet mask NET MASK NET MASK SUBNET_MASK Short form NTMSK Set gateway address NET GATE GATEWAY_ADDRESS NET GATE GATEWAY_ADDRESS Short form NTGT RESULT Read subnet mask NET GATE NET GATE GATEWAY_ADDRESS Short form NTGT 23 910 Commands in Protocol 3000 Command Syntax Response Set DHCP mode NET DHCP DHCP_MODE NET DHCP DHCP_MODE RESULT Read subnet mask NET DHCP NET DHCP DHCP_MODE Short form NTDH Short form NTDH IDHCP_MODE 0 Don t
14. EATIVE TECHNOLOGY 910 Commands in Protocol 3000 10 4 Basic Routing Commands Switch audio Read audio connection Parameter Description Example Switch audio input 2 to output 1 AUD INP OUT INFIOUT Short form A IN gt OUT INP O OT as AUD OUT Short form A OUT AUD N Input number or 0 to disconnect output gt Connection character between in and out parameters OUT Output number or for all outputs FA 2 gt 1 CR 10 5 Preset Commands Command Store current connections to preset Recall saved preset Delete saved preset Read audio connections from saved preset Read saved presets list Parameter Description PRESET Preset number Examples Store current audio connections PRST STR 5ICR to preset 5 Recall audio connections from preset 3 Syntax PRST STO PRESET Short form PSTO PRESET PRST RCL PRESET Short form PRCL PRESE PRST DEL PRESET Short form PDEL PRESET PRST AUD PRESET OUT Short form PAUD PRESET OUT PRST AUD PRESET PRST LST Short form PLST OUT Output in preset to display for all PRCL 3CR AUD INP OUT INPUT RESULT AUD INP OUT
15. Kramer Electronics Ltd USER MANUAL Model 910 Digital Audio Preamplifier Contents Contents 1 Introduction 1 2 Getting Started 1 2 1 Achieving the Best Performance 2 2 2 Safety Instructions 2 2 3 Recycling Kramer Products 2 2 4 Quick Start 3 3 Overview 4 4 Your 910 Digital Audio Preamplifier 4 5 Installing the 910 in a Rack 8 6 Connecting the 910 Digital Audio Preamplifier 9 6 1 Connecting the RS 232 Port 10 6 2 Connecting the ETHERNET Port 10 6 2 1 Connecting the ETHERNET Port Directly to a PC Crossover Cable 11 6 2 2 Connecting the ETHERNET Port via a Network Hub Straight Through Cable 12 6 2 3 Configuring the Ethernet Port 12 6 3 Connecting via USB 14 6 4 Connecting a Microphone to the XLR Input 14 7 Operating the 910 Digital Audio Preamplifier 15 7 1 Using the Front Panel Buttons 15 7 1 1 Using MIX 15 7 1 2 Using Loudness 15 7 1 3 Using Talkover 15 7 1 4 Using Store 15 7 1 5 Using Recall 15 7 2 Controlling the 910 from the PC 17 7 3 Using the Infrared Remote Controller 17 7 4 Updating the 910 Firmware 17 8 Technical Specifications 18 9 Protocol 3000 Syntax 19 9 1 Host Message Format 19 9 1 1 Simple Command 19 9 1 2 Command String 19 9 2 Device Message Format 19 9 2 1 Device Long Response 19 10 910 Commands in Protocol 3000 20 10 1 Help Commands 20 10 2 Device Initiated Messages 20 10 3 Result and Error Codes 20 Contents 10 4 Basic Routing Commands 21 10 5 Preset Commands 21 10 6 Audio Pa
16. The selected input appears in the display 2 Select a function by pressing its appropriate button The selected input and function appear in the display 3 Adjust the function using the adjustment knob Using MIX To mix multiple inputs any or all press the MIX button and press any INPUT desired Each selected input lights Using Loudness Pressing LOUDNESS activates and deactivates the loudness function Using Talkover To use the talkover function press TALKOVER The microphone on INPUT 4 activates The audio fades out when the microphone input is loud enough and fades back in when the microphone is silent for approximately 1 5 seconds Using Store Up to four current settings can be stored in four presets To store a preset press STORE it flashes Choose a preset location by turning the adjustment knob or pressing an INPUT button Press STORE again to save the preset Using Recall To recall any of the four presets press RECALL it flashes Choose a preset location by turning the adjustment knob or pressing an INPUT button Press RECALL to activate the preset Operating the 910 Digital Audio Preamplifier Table 2 910 Front Panel Button Functions Button Display Function Meaning Range When pressed stops all output INPUT 1 Unbalanced stereo INPUT 2 Balanced stereo p Only one input lights when selected INPUT 3 S PDIF digital stereo multiple buttons light when MIX pressed INPUT 4 Microphone
17. Y 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 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 r
18. air 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 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 Limit
19. connect the Ethernet port of the 910 to the Ethernet port on a network hub or network router via a straight through cable with RJ 45 connectors Configuring the Ethernet Port To configure the Ethernet port download the P3K configuration software Extract the file to a folder and create a shortcut on your desktop to the file Follow these steps to configure the port 1 Double click the desktop icon The Connect screen appears see Figure 5 1 Available from Kramer Electronics on our Web site at http www kramerelectronics com 12 KRAMER SIMPLE CREATIVE TECHNOLOGY Connecting the 910 Digital Audio Preamplifier Connect Connection method Ethemet UDP O By IP Enter IP address And Port P2192 168 1 39 Pott i 50000 Factory Default Address O Serial Figure 5 Connect Screen 2 Select the method to connect to the Ethernet port of the 910 Select e Ethernet if you know the IP address number or the machine name The default name for the machine is KRAMER XXXX e Serial if you are connected via a serial port 3 Click OK The Device Properties window appears see Figure 6 1 The default IP address is 192 168 1 39 2 The four digits are the last four digits of the machine s serial number Connecting the 910 Digital Audio Preamplifier GG p3k wizard Fie Help Disconnect Connecting To IP 192 168 1 39 Device Properties Name KRAMER_0000 Model Serial Number UDP
20. ds see Section 10 7 3 Using the Infrared Remote Controller To operate your device using the RC IR2 infrared remote controller see the User Manual packed with the remote controller 7 4 Updating the 910 Firmware The 910 functions by means of a device microcontroller that runs firmware located in FLASH memory You can download and upgrade the latest version of firmware according to the recommendation of Kramer Technical Support 1 Available on our Web site at http www kramerelectronics com 2 The firmware is installed using the P3K software available from the Kramer Web site http www kramerelectronics com 17 Technical Specifications 8 Technical Specifications The 910 technical specifications are shown in Table 3 Table 3 910 Technical Specifications INPUTS 1 unbalanced stereo audio on an RCA connector 1 balanced stereo audio on a 5 pin terminal block 1 S PDIF on an RCA connector 1 mono balanced microphone on an XLR F connector provides 15V phantom power when the MIC switch is set for a condenser microphone OUTPUTS 1 unbalanced stereo audio on an RCA connector 1 balanced stereo audio on a 5 pin terminal block 1 S PDIF on an RCA connector OUTPUT LEVEL 8Vpp BANDWIDTH 3dB 21 7kHz S N RATIO 75dB 1kHz weighted CONTROLS Volume lt 75 to 23 5dB Bass 15 to 15dB 100Hz Mid 20 to 20dB 1kHz Treble 10 to 10dB 20kHz Balance lt 6
21. eamplifier 6 1 Connecting the RS 232 Port You can connect to the unit via a straight pin to pin RS 232 connection using for example a PC Connect the RS 232 9 pin D sub port on the unit via a straight cable pin 2 to pin 2 Pin 3 to pin 3 and pin 5 to pin 5 to the RS 232 9 pin D sub port on the PC Is a shielded cable is used connect the shield to pin 5 Note There is no need to connect any other pins 6 2 Connecting the ETHERNET Port You can use the Ethernet port to control the 910 e To connect directly to a PC using a crossover cable see Section 6 2 1 10 KRAMER SIMPLE CREATIVE TECHNOLOGY Connecting the 910 Digital Audio Preamplifier e To connect to a network hub or network router with a straight through cable see Section 6 2 2 e To configure the Ethernet port see Section 6 2 3 6 2 1 Connecting the ETHERNET Port Directly to a PC Crossover Cable You can connect the Ethernet port of the 910 to the Ethernet port on your PC via a crossover cable with RJ 45 connectors This type of connection is recommended for identification of the factory default IP Address of the 910 during the initial configuration After connecting the Ethernet port configure your PC as follows 1 Right click the My Network Places icon on your desktop 2 Select Properties 3 Right click Local Area Connection Properties 4 Select Properties The Local Area Connection Properties window appears 5
22. ed 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 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 THEOR
23. er stage Short form ADL STAGE CHANNEL VOLUME VOLUME RESULT Read audio volume level AUD LVL STAGE CHANNEL AUD LVL STAGE CHANNEL Short form ADL STAGE VOLUME Advanced commands for controlling each stage of audio amplification Set audio bass level BASS BASS BASS BASS RESULT Short form ADB BASS Read audio bass level BASS BASS BASS Short form ADB Set audio treble level TREBLE TREBLE TREBLE TREBLE RESULT Short form ADT TREBLE Read audio treble TREBLE TREBLE TREBLE Short form ADT Set audio midrange MIDRANGE MID_RANGE MIDRANGE MID_RANGE RESULT Short form ADM MID_RANGE Read audio midrange MIDRANGE MIDRANGE MID_RANGE Short form ADM Set audio loudness LOUDNESS LOUDNESS LOUDNESS LOUDNESS RESULT Short form ADS LOUDNESS Read audio loudness LOUDNESS LOUDNESS LOUDNESS Short form ADS Set audio mix MIX MIX MODE MIX MIX MODE RESULT Read audio mix MIX MIX MIX MODE Mute audio MUTE MUTE MODE MUTE MUTE MODE RESULT Read audio mute state MUTE MUTE MUTE MODE Set balance mode BALANCE BALANCE LEVEL BALANCE BALANCE LEVEL RESULT Read balance mode BALANCE BALANCE BALANCE LEVEL Set equalizer EQUALIZER BAND EQ_LEVEL EQUALIZER BAND EQ_LEVEU RESULT Read equalizer EQUALIZER BAND EQUALIZER BAND EQ_ LEVEL Set delay DELAY DELAY_VOL DELAY DELAY_VOL RESULT Read delay DELAY DELAY DELAY_VOL Set talk over TLK TALKOVER_MODE TLK JTALKOVER_MODE RESULT Read
24. es 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 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 rep
25. gins 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 24 KRAMER SIMPLE CREATIVE TECHNOLOGY 910 Commands in Protocol 3000 10 11 Message starting character For host command query For machine response Device address Optional for K NET K NET Device ID followed by Query sign follows some commands to define a query request All outputs sign defines all outputs Message closing character CR For host messages carriage return ASCII 13 CRLF For machine messages carriage return ASCII 13 line feed ASCII 10 Command chain separator character When a message string contains more then one command a pipe character separates each command Spaces between parameters or command terms are ignored 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 Ethernet or USB port on the Kramer device To enter CR press the Enter key LF 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 10 12 Command Forms Some commands have short name
26. ights 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 www kramerelectronics com where updates to this user manual may be found We welcome your questions comments and feedback Caution Safety Warning Disconnect the unit from the power supply before opening servicing P N 2900 000492 Rev 4 Kramer Electronics Ltd Web site www kramerelectronics com E mail info kramerel com P N 2900 000492 REV 4
27. ith rack ears included To achieve the best performance e 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 e Avoid interference from neighboring electrical appliances that may adversely influence signal quality and position your Kramer 910 away from moisture excessive sunlight and dust 4 Your 910 Digital Audio Preamplifier Figure 1 and Table 1 define the unit 1 Available from Kramer Electronics on our Web site at http www kramerelectronics com 4 KRAMER SIMPLE CREATIVE TECHNOLOGY Your 910 Digital Audio Preamplifier WO Digital Audio Preamplifier peppers OUTPUT 2 OUTPUT3 PROGRAM MIC OUTPUT 1 INPUT 1 INPUT2 INPUT3 INPUT 4 MODE er LEL GRIR S PDIF E Le Rew L L GRIR SPDIF tl DEAL 20000 m 1 mOao al MIG Figure 1 910 Digital Audio Preamplifier Your 910 Digital Audio Preamplifier Table 1 910 Digital Audio Preamplifier Functions Feature Function 1 IR Receiver The red LED illuminates when receiving signals from the infrared remote control transmitter 2 MUTE Button Press to toggle between turning off muting and turning on the audio output 3 INPUT Selector Buttons Press a button to select an input 1 to 4
28. lock connectors e Connect a digital audio source for example a digital audio player to the INPUT 3 S PDIF RCA connector e Connect a microphone to the INPUT 4 MIC XLR connector see Section 6 4 Set the MIC MODE button to Dynamic or Condenser pressed in 2 Connect the outputs e Connect the left and right OUTPUT 1 RCA connectors to an unbalanced stereo audio acceptor for example a power amplifier e Connect left L L right R R and ground G terminals on the OUTPUT 2 terminal block connectors to a balanced stereo audio acceptor for example a power amplifier e Connect the OUTPUT 3 S PDIF connector to a digital audio acceptor for example a digital power amplifier 3 To remotely operate the 910 make any of the following connections e RS 232 9 pin D sub port to a PC see Section 6 1 e Ethernet RJ 45 connector to a network see Section 6 2 e USB connector to a PC see Section 6 3 4 Connect the power cord not shown in Figure 2 1 Switch off the power to each device before connecting it to the 910 After connecting the 910 switch on its power and then switch on the power to each device 2 We recommend that you use only the power cord supplied with this device 9 Connecting the 910 Digital Audio Preamplifier Unbalanced Stereo Source Ethernet Balanced e Stereo O Source S Digital Audio Player Professional Studio Equipment Figure 2 Connecting the 910 Digital Audio Pr
29. o an unbalanced stereo audio source Connectors 21 INPUT 2 Terminal Block Connect to a balanced stereo audio source Connector 22 INPUT 3 S PDIF RCA Connect to a digital audio source Connector 23 INPUT 4 MIC XLR Connector Connect to a microphone The XLR connector provides 15V phantom power when the MIC switch is set for a condenser microphone 24 MIC MODE DYN COND Press IN for dynamic mic set OUT for condenser mic Pushbutton 25 OUTPUT 1 LEFT RIGHT Connect to an unbalanced stereo audio acceptor power RCA Connectors amplifier 26 OUTPUT 2 Terminal Block Connect to an balanced stereo audio acceptor power amplifier Connector 27 OUTPUT 3 S PDIF RCA Connect to a digital audio acceptor digital power amplifier Connector 28 PROGRAM Switch Slide down to upgrade the device firmware see section 7 4 slide up for normal operation KRAMER SIMPLE CREATIVE TECHNOLOGY Your 910 Digital Audio Preamplifier Feature Function 29 FACTORY DEFAULT Button Press to revert to the default settings including all the configured buttons 30 USB PROGRAM Connector Connect to the PC using a USB cable for remote control 31 RS 232 9 pin D sub F Port Connect to the RS 232 connector on the AV equipment or a PC or other serial controller for remote control 32 ETHERNET RJ 45 Connector Connects to the PC or other serial controller through computer networking LAN for remote control 33 Power Connector with Fuse AC
30. rameter Commands 22 10 7 Identification Commands 23 10 8 Network Setting Commands 23 10 9 Machine Information Commands 24 10 10 Command Terms 24 10 11 Entering Commands 25 10 12 Command Forms 25 10 13 Command Chaining 25 10 14 Maximum String Length 26 10 15 Backward Support 26 Figures Figure 1 910 Digital Audio Preamplifier 5 Figure 2 Connecting the 910 Digital Audio Preamplifier 10 Figure 3 Local Area Connection Properties Window 11 Figure 4 Internet Protocol TCP IP Properties Window 12 Figure 5 Connect Screen 13 Figure 6 Device Properties Screen 14 Figure 7 Connecting a Microphone to the XLR Input 14 Figure 8 910 Control Application Screen 17 Tables Table 1 910 Digital Audio Preamplifier Functions 6 Table 2 910 Front Panel Button Functions 16 Table 3 910 Technical Specifications 18 ii KRAMER SIMPLE CREATIVE TECHNOLOGY 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 Kramer 910 Digital Audio Preamplifier which is ideal for e Professional audio application
31. s e Avoid interference from neighboring electrical appliances that may adversely influence signal quality e Position your Kramer 910 away from moisture excessive sunlight and dust This equipment is to be used only inside a building It may be connected only to other equipment that is installed inside a building Safety Instructions Caution No operator serviceable parts inside the unit Warning Use only the Kramer Electronics input power wall adapter that is provided with the unit Warning Disconnect the power and unplug the unit from the wall before installing Recycling Kramer Products The Waste Electrical and Electronic Equipment WEEE 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 http www kramerelectronics com support recycling KRAMER SIMPLE CREATIVE TECHNOLOGY Getting Started 2 4 Quick Start This quick start chart summarizes the basic setup and operation steps Step 1 Mount the machine see section 5 Mount the machine in a rack
32. s e Sound studios e Boardrooms and classrooms e Training applications Each package includes the following items e The 910 Digital Audio Preamplifier e Power cord e RC IR2 remote control transmitter e Windows based Kramer control software 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 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 1 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 GROUP 11 Sierra Products 1 Getting Started 2 1 2 2 2 3 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 coil
33. use DHCP Use IP set by factory or IP set command T Try to use DHCP if unavailable use IP as above Change protocol ETH PORT PROTOCOL PORT ETH PORT PROTOCOL PORT RESULT Ethernet port Short form ETHP Read protocol ETH PORT PROTOCOL ETH PORT PROTOCOL PORT Ethernet port Short form ETHP TCP UDP transport layer protocol PORT Ethernet port that accepts Protocol 3000 commands 1 65535 User defined port 0 Reset port to factory default 50000 for UDP 5000 for TCP 10 9 Machine Information Commands Command Syntax Response Set device time and date TIME DATE_TIME TIME DATE_TIME RESULT Read device time and date TIME TIME DATE_TIME Note Time setting commands require administrator authorization Read in out count INFO 10 INFO IO IN INPUTS_COUNT OUT OUTPUTS_COUNT Read max preset count INFO PRST INFO PRST AUD PRESET_AUDIO_COUN Reset to factory default FACTORY FACTORY RESULT configuration 10 10 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 alphameric 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 be
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