USER MANUAL
Contents
1. Using the VA 680D Digital Audio Delay 5 Using the VA 680D Digital Audio Delay To adjust a lip sync error when using a scaler use the VA 680D as the example in Figure 2 illustrates 1 Connect the audio output of the DVD players to the S PDIF and or OPTICAL INPUTS inputs 1 to 4 on the VA 680D 2 Connect the S PDIF and or OPTICAL OUTPUTS on the VA 680D to the audio input on the audio receiver for example an AV receiver 3 Connect the 12V DC power adapter to the power socket and connect the adapter to the mains electricity 4 Press an INPUT SELECTOR button 1 to 4 to select the desired source to switch to the outputs 5 Set the Delay Control as section 5 1 describes To a Scaler and then to Plasma Display Figure 2 Connecting the VA 680D Digital Audio Delay 1 Not shown in Figure 2 2 Both outputs are available 4 KRAMER SIMPLE CREATIVE TECHNOLOGY Using the VA 680D Digital Audio Delay 5 1 5 2 Setting the Delay Time Set the delay time via the and buttons on the front side panel Delay time 1s displayed in msec on the 7 segment display located next to these buttons The maximum delay time is set according to the input sampling rate as described in Table 2 Table 2 Delay Time Settings According to Sampling Rate Sampling Rate Delay Time Range kHz msec 32 0 999 44 1 0 740 48 0 680 96 0 340 The delay time setting per channel2. Hz DTS 96 24 AUDIO DELAY CAPABILITIES DIPSWITCH SETTINGS 0 999ms for 32kHz sample rate signals 0 740ms for 44 1kHz sample rate signals 0 680ms for 48kHz sample rate signals 0 340ms for 96kHz sample rate signals 4 user programmable presets 1 per input POWER SOURCE 12V DC 300mA DIMENSIONS 12 cm x 7 5 cm x 2 5 cm 4 7 x 2 95 0 98 W D H WEIGHT 0 3 kg 0 67 lbs approx ACCESSORIES Power adapter mounting bracket OPTIONS 19 rack adapters RK T1 RK T3 1 Specifications are subject to change without notice KRAMER SIMPLE CREATIVE TECHNOLOGY LIMITED WARRANTY Kramer Electronics hereafter Kramer warrants this product free from defects in material and workmanship under the following terms HOW LONG IS THE WARRANTY Labor and parts are warranted for three years from the date of the first customer purchase WHO IS 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
3. Kramer Electronics Ltd LS KRAMER USER MANUAL Model VA 680D Digital Audio Delay Contents Contents 1 Introduction 2 Getting Started 3 Overview 4 Your VA 680D Digital Audio Delay 5 Using the VA 680D Digital Audio Delay 5 1 Setting the Delay Time 52 Setting the Display Brightness Dimmer Setting Level 6 Technical Specifications Figures Figure 1 VA 680D Digital Audio Delay Figure 2 Connecting the VA 680D Digital Audio Delay Tables Table 1 Features and Functions of the VA 680D Digital Audio Delay Table 2 Delay Time Settings According to Sampling Rate Table 3 Technical Specifications of the VA 680D Digital Audio Delay DUAANDNDR eS Un UY ADDENDUM this data is included at the end of the Overview section This addendum adds the following information to the user manual No operator serviceable parts inside unit Use only the Kramer Electronics input power wall adapter that is provided with this unit MET Disconnect power and unplug unit from wall before installing or removing device or servicing unit 1 For example model number AD2512C part number 2535 00025 1 2900 9999992 Al Introduction 2 Introduction Welcome to Kramer Electronics since 1981 a world of unique creative and affordable solutions to the infinite range of problems that confront the video audio and presentation professional on a daily basis In recent years we have redesign
4. Lets you adjust for lip sync errors so that the audio delay will match the video delay Lets you adjust the brightness of the display via the dimmer setting Automatically sets the maximum delay time according to the input sample rate for each input channel Recalls the previously set display brightness level and input settings via 1ts non volatile memory after powering up Provides a delay time ranging from 0 up to 999 milliseconds in increments of 1msec Is EIAJ CP1201 IEC 60958 AES3 S PDIF compatible and supports 32kHz to 96kHz sample frequency range Is fully transparent to the digital stream making it ideal for the most demanding audio applications including home cinema and professional audio applications such as PCM Dolby Digital DTS AES and so on Is 12VDC fed and is housed in a DigiTOOLS enclosure Achieving the best performance means Connecting only good quality connection cables thus avoiding interference deterioration in signal quality due to poor matching and elevated noise levels often associated with low quality cables Avoiding interference that may adversely influence signal quality and positioning the VA 680D away from moisture excessive sunlight and dust 4 Your VA 680D Digital Audio Delay Figure 1 and Table 1 define the VA 680D Digital Audio Delay 1 An example of a TV broadcasting lip sync error is when the sound is heard before the speakers lips move 2 Input sampling rate and delay time for eac
5. been defaced modified or removed 3 Damage deterioration or malfunction resulting from 1 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 Removal or 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 FOR AND WHAT WE WILL NOT PAY FOR We will pay labor and material expenses for covered items We will not pay for the following L 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 ER For the name of the
6. ed and upgraded most of our line making the best even better Our 350 plus different models now appear in 8 Groups which are clearly defined by function Congratulations on purchasing your VA 680D which is ideal for audio video broadcasting and production studios The package includes the following items e VA 680D Digital Audio Delay e Power adapter 12V DC Input e This user manual 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 Video and Audio Switchers Matrix Switchers and Controllers GROUP 3 Video Audio VGA XGA Processors GROUP 4 Interfaces and Sync Processors GROUP 5 Twisted Pair Interfaces GROUP 6 Accessories and Rack Adapters GROUP 7 Scan Converters and Scalers and GROUP 8 Cables and Connectors 2 Download up to date Kramer user manuals from the Internet at this URL http www kramerelectronics com 3 The complete list of Kramer cables is on our Web site at http www kramerelectronics com 1 Overview Overview The Kramer VA 680D is a digital delay line that can be used as a coax to optical or optical to coax converter as a coax or optical repeater as a digital audio switcher and as an audio delay line The high performance VA 680D
7. h channel 3 Depending on the input sample rate signal see Table 2 KRAMER SIMPLE CREATIVE TECHNOLOGY Your VA 680D Digital Audio Delay 1 spor 2 3 optica 4 SIPDIF OPTICAL INPUTS Digital Audio Delay INPUT SELECTOR OUTPUTS __ VA 680D DELAY msec Oooo doc Figure 1 VA 680D Digital Audio Delay Table 1 Features and Functions of the VA 680D Digital Audio Delay Feature Function 1 12V DC 12V DC connector for powering the unit 2 S PDIF RCA Connector 1 Connect to the digital audio source 1 3 g S PDIF RCA Connector 2 Connect to the digital audio source 2 4 gt OPTICAL Connector 3 Connect to the digital audio source 3 5 OPTICAL Connector 4 Connect to the digital audio source 4 6 E S PDIF Connect to the digital audio acceptor 7 5 OPTICAL Connect to the digital audio acceptor 8 INPUT SELECTOR Buttons Press button 1 to 4 to select the input 9 gt Button Press to decrease the delay time 10 a 2 Button Press to increase the delay time 11 Q DELAY msec 7 segment Display Displays the delay time 12 LOCKLED Lights when the audio is locked 1 For step by step response press and release these button s as required Press continuously for a quicker response 2 Both the and buttons are used when setting the brightness of the display see section 5 2 3 Ranging from 0 to 999 milliseconds in increments of Imsec see section 5 1
8. is saved in the non volatile memory Setting the Display Brightness Dimmer Setting Level Use the dimmer settings to modify the brightness of the four input buttons and the display To set the brightness dimmer setting level do the following 1 Press both the and buttons continuously for 3 seconds The four input buttons illuminate The 7 segment display shows the brightness level 2 Press the or button to increase or decrease the brightness level The brightness of the four input buttons and the display is adjusted accordingly 3 After setting the brightness exit the dimmer setting by either Pressing any of the four input buttons This button is then selected and the unit returns to normal operation OR Waiting 20 seconds The unit returns to normal operation The dimmer setting is saved in the non volatile memory 1 in Imsec steps 2 Ranging from 1 to 100 Technical Specifications 6 Technical Specifications Table 3 includes the technical specifications Table 3 Technical Specifications of the VA 680D Digital Audio Delay INPUTS 2 S PDIF input on an RCA connector 2 Toslink optical connector OUTPUTS 1 S PDIF output on an RCA connector 1 Toslink optical connector AUDIO SIGNAL COMPATIBILITY Digital Audio S PDIF All current broadcast DVD standards including Dolby Digital EX DTS ES and PCM Audio sample rates of 32kHz 44 1kHz 48kHz standard DVD and 96k
9. 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 Kramer 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 23 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 en
10. vironment CFR 47 FCC Rules and Regulations Part 15 Radio frequency devices Subpart B Unintentional radiators CAUTION B 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 gt Use the supplied DC power supply to feed power to the machine B Please use recommended interconnection cables to connect the machine to other components 7 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 Kramer Electronics Ltd Web site www kramerelectronics com E mail info Okramerel com P N 2900 000075 REV 1
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