DSX12VD Manual Short
Contents
1. your automotive computing system DSX12VD Manual Copyright 2006 Mpegbox com Page 1 of 6 1 2 Product Photo 1 3 Block Diagram DSX12VD 140W DC DC POWER SUPPLY Chassis Ground GND 12V to 12V 12 Volts In VIN Power Molex 4p Accessory In ACC Supply 0 25 Spade 12V FAN Communication Port Requires RS 232 or USB MotherBoard Switch Translator Computer On Sense Advanced Options 1 4 Included Contents and Optional Accessories Included DSX12VD 140 Watt 12V Power Supply 12 4 pin ATX 12V Power Cable CPU Power Cable 0 1 Shunt Jumpers 24 2 pin to 2 pin Mother Board Power Switch Cable Insolated Terminal Ring Crimp Solder Connectors 12 10AWG W e N Optional e Acroname Serial Port Adapter PN S13 SERIAL INT CONN e Acroname USB Serial Adapter PN S19 USB SERIAL INT CONN DSX12VD Manual Copyright 2006 Mpegbox com Page 2 of 6 Installation Guide 1 5 Recommended Additional Supplies 12 AWG Hookup Wire for Vin and Gnd Inputs Minimum Recommended Gauge 12 24 AWG Hookup Wire for Acc Input Very little current flows through this wire Mounting Screws 4 40 or 6 32 Mounting Standoffs Optional Power Supply Cooling Fan or assure adequate airflow over the DSX12VD Custom Enclosure 1 6 Recommended Tools e Soldering Iron and or Crimp Tool Secure Input Power Connections e Philips Jewelers Screwdrivers for P1 P2 Adjustment Pots e Philips Head Screwdriver for Mounting Screws and J8 Terminal Screw2. Copyright 2006 Mpegbox com Page 3 of 6 1 9 Detailed Connection Diagram gonpsas0 ocoo Me spo ogoook Power Input J8 Gnd Vin Acc F1 Input Fuse Power Output J6 Vout J10 Vout J1 FAN Control JP1 Pins G1 G2 Pins F1 F2 Pins E1 E2 Pins D1 D2 Pins C1 C2 Pins B1 B2 Pins A1 A2 P1 Countdown Adj P2 Low Voltage Adj D8 LED indicator J2 Serial Port Ground Input connect to the chassis or the battery terminal 12 Volts Input connect directly to the battery terminal Accessory Input Connect to a switched 12 volt supply wire ignition or fuse box 15 Amp mini automotive fuse yellow 0 25 Faston Spade 12 volt output connection 4 pin 12 volt output connection Molex 39 31 0040 Connects to a 12 Volt 3 pin fan to cool the DSX12VD Connects to Motherboard Power Switch Header G2 Signal G1 Signal Aux Connection for Amp Enable or Slave Power Supply F1 Open Collector On_Sense connect to any 5 volt line to detect when computer is on off User Switch will zero countdown timer when shorted User RESERVED User0 RESERVED A1 5V A2 nReset RESERVED In Basic Mode clockwise rotation adds time to the Countdown Timer 0 20m In Basic Mode clockwise rotation raises the low voltage threshold 10V 12V Indicates Operation Timer States and Faults Enables Advanced Modes field upgrades and diagnostics Note Do Not Over Turn P1 and P2 only 270 degrees is available DSX12
3. DuraWatt DS12VD 140 Watt DC DC 12 Volt Power Supply Short Form User Manual Version 1 0 Table of Contents Ms Getting Starte O arrsa a cecsedeexeceneecsescaessandecwsenedveoecdeeasensseuectecteeestes 1 1 1 IMPFOGUCTION sirsa a a a aa ii 1 1 2 PrOOUCUR NOO iriran N 2 E3 EOC AC IA ikes cease ce ee oc a e a a a ee i dee 2 1 4 Included Contents and Optional ACCESSOLICS ccccccccceeeecseeseeeeeeeeeeaeeeeeceesceaeeeeeeeeeeessaaeeeeeeeees 2 1 5 Recommended Additional Supplies cece ccccceccceseeeeeeeeeeeeeeeeeeeeeeeseeseeeeeeeeeeesseaeseeeeeeeessaaaeeseeeees 3 1 6 Recommended TOO Srecna A E AE A AA 3 1 7 Connection Overview Diagram cceeccccccececcseeeeeceeeeesaeeeeeeeeeeseeeeseeeeeeeseueeeeeeeeeeesseaaeeeeeessaaaseess 3 1 8 PRECAUTIONS ANG Warnings seisein a a aa AE 3 1 9 Detailed Connection Dag Mees es ad ieee vee ce en Generac ein i tiu exec rede cen Seteerers 4 2 SDECINCAUONS csipni vere cris ccauecesaatedd E AEEA a aAa ENSS EE aaa aN 5 2d Elec Meala a a aa a a a ee 5 2 2 ACY lk g os Rae memento a a a a ee eee ee ee 5 4 Mpegbox com Limited Warranty wiusice ci cece this accents tec hde stated dwn cevoeananuen ele ctadenwsleaavensideeteies 6 1 Getting Started 1 1 Introduction Thank you for purchasing a DSX12VD Automotive 12 Volt Power Supply Please take some time to read through this manual before attempting to use this product The DSX12VD is the optimal solution for providing a stable and
4. VD Manual Copyright 2006 Mpegbox com Page 4 of 6 DSX12VD Manual 2 Specifications 2 1 Electrical Electrical Specifications Input Voltage Operating Input Voltage Full Load Input Current Output Power No Load Operating Current Sleep Current All Rails Off Efficiency Individual Supply Outputs 12 0 Volts 2 Electraical I O Specifications ACC Input Threshold ACC Input Impedance MB Power Switch Output Drive On_Sense Pull Up On_ Sense Detect Voltage AUX Output Drive User Switch Pull Up Drive Serial Port Rx Tx 6 24 Volts Non Regulated 8 16 Volts Non Regulated 15A 15A mini blade fuse 140 Watts Max lt 0mMA lt 4mA gt 95 Max Output Current 12 Amps Nominal 15 Amps Peak Low lt 4V High gt 7V 30V Max 100k Ohms Open Collector 50mA Max 10k Ohms to 5 volts Low lt 0 7V High gt 2V 5V Max Open Collector 50mA Max 10k Ohms to 5V Low lt 0 7V High gt 2V 5V Max Supervisor Specifications Basic Mode P1 Countdown Timer Range P2 Low Voltage Cutout Range Operating Temperature Range Controlled Temperature Range MB Turn On Delay MB Power Switch Duration Max Shutdown Timer Range 2 2 Mechanical Mechanical Specification Board Dimmensions Mounting hole corridnates in Mounting hole size in Board Thickness in Copyright 2006 Mpegbox com 0 20 minutes 10 minutes default 10 12 volts 11 volts default 40 to 90 degrees Celsius 10 to 55 degrees C
5. clean 12 volt power source to a variety of electronic devices in an automobile A stable 12 volts is achieved by the buck boost topology which allows the input to be above or below the output The DSX12VD provides a stable 12 volts even if the input has dips spikes or noise This makes it optimal for powering 12 volt computers intended for indoor use These computers typically use an AC DC converter that puts out a stable 12 volts i e 10 Automotive 12 volt power systems do put out 12 volts however the drain from motors heaters headlights etc cause the voltage to vary outside the 5 or 10 required by sensitive computing equipment A voltage range of 8 16 volts is not uncommon in a 12 volt automotive system which is effectively 12 volts 50 Subjecting electronic devices to voltage ranges this far outside their specification can at best cause erratic behavior and at worst cause failure or fire The DSX12VD has advanced microprocessor control enabling features such as Startup Shutdown Sequencing Low Voltage Battery Protection and Temperature Protection Features also include Serial Port Control Diagnostics and Upgradeability Desktop computer motherboards are typically not designed to work in automotive environments the design and engineering that went into the DSX12VD makes every attempt to compensate for this Having purchased a DSX12VD you will rest assured that you ve invested in a flexible product that can grow and expand with
6. elsius 1 second 1 second 90 seconds 4 38 L x 1 9 W x 1 0 H 0 2 0 2 0 2 3 475 1 7 3 475 1 7 0 2 0 125 0 062 Page 5 of 6 3 Troubleshooting Please visit the www mpegbox com support forums for troubleshooting tips 4 Mpegbox com Limited Warranty The DSX12VD Power Supply carries a Limited Warranty for the Period of 1 year from the date of purchase Mpegbox com warrants its products to be free from defects in workmanship and materials for a period of one 1 year from the date of purchase Mpegbox com will repair or replace the unit at our option without charge for parts or labor After the period of one year the customer will be responsible for all charges for parts and labor This limited warranty is extended only to the original purchaser It does not cover any equipment connected to the DSX12VD or other consumable parts transportation costs or any damage incurred in transit This warranty will become void if the serial number identification has be wholly or partially removed or altered Repair ore replacement under the terms and conditions of this warranty does not extent the term of this warranty Any modification of the temperature control system parameters or modifications to the mechanical or electrical structure of this product will void this limited warranty A Return Material Authorization RMA must be obtained prior to returning the product by emailing support mpegbox com The RMA number must be marked on the out
7. s 1 7 Connection Overview Diagram DSX12VD 140W DC DC POWER SUPPLY 7 Computer ELA i Motherboard ji Supply 12V tot 2V 4 Pin fot OO F VIN 4 Protection Power E Si d Supply Temp Sensor gt Fansite Microcontroller DD Serial Diagnostics Status Le ia and Control LED 1 8 Precautions and Warnings Operating a personal computer in a motor vehicle can be dangerous Improper use or negligence can result in damage and or loss of life to self and others Safety precautions must be considered when operating a personal computer in a motor vehicle Displays must not be distracting to the driver and should not display motion video or otherwise distracting content Check with the local government in your area for laws and guidelines regarding the use of potentially distracting electronic devices in motor vehicles Mpegbox com and the people responsible for its content shall not be held responsible for loss or damage as a result of the content procedures or the use of the product s outlined in this manual A personal computer used in a motor vehicle should only be operated as a personal computer when then vehicle is not moving Use this product at your own risk Various safety features are built into this product and any attempt to override them will void any warranties and may cause increased risk of damage to persons or property r kaad ae Power Supply Fan DSX12VD Manual
8. side of the shipping container and copy of a sales receipt or invoice must be included Please include a brief description of the symptoms your name address email and any other relevant instructions Returns must be shipped prepaid in a static safe with adequate padding before returning to Mpegbox com DSX12VD Manual Copyright 2006 Mpegbox com Page 6 of 6
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