Table of Contents
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220-Watt DC-DC ATX Power Supply
1.
Getting Started......................................................................................................................................1
1.1. Introduction...........................................................................................................................................1
1.2.
Product Photo ...............................................................................................................................2
1.3.
Block Diagram...............................................................................................................................2
1.4.
Included Contents and Optional Accessories................................................................................2
2.1.
Recommended Additional Supplies ..............................................................................................3
2.2.
Recommended Tools ....................................................................................................................3
2.3.
Connection Overview Diagram .....................................................................................................3
2.4.
Precautions and Warnings ............................................................................................................3
2.5.
Detailed Connection Diagram .......................................................................................................4
2.6.
Bench Testing ...............................................................................................................................4
2.7.
Quick Installation Steps.................................................................................................................5
3.
User Guide ............................................................................................................................................5
3.1.
Theory of Operation ......................................................................................................................5
3.2.
Modes of Operation.......................................................................................................................5
3.3.
LED Codes....................................................................................................................................6
3.4.
Basic Mode Timing Diagram .........................................................................................................6
3.5.
Features Explained .......................................................................................................................6
4.
Serial Port Connectivity .......................................................................................................................8
4.1.
Serial Port Adapters ......................................................................................................................8
4.2.
Serial Port Overview .....................................................................................................................8
4.3.
Basic Programming Control ..........................................................................................................8
4.4.
Diagnostic Feed ............................................................................................................................8
4.5.
Extended Basic Programming Examples ......................................................................................9
4.6.
Advanced Features .....................................................................................................................10
4.7.
Advanced Feature Tables ...........................................................................................................10
5.
Specifications .....................................................................................................................................11
5.1.
Electrical .....................................................................................................................................11
5.2.
Mechanical..................................................................................................................................11
5.3.
Connector Pin Locations .............................................................................................................12
7.
Mpegbox.com Limited Warranty .......................................................................................................13
1. Getting Started
1.1.
Introduction
Thank you for purchasing a DSATX 220 Watt Automotive Power Supply. Please take some time to read
through this manual before attempting to use this product.
The DSATX is the most advanced DC-DC Automotive Computer Power Supply available. It is capable of
properly powering most Pentium 4 and AMD based computers in a motor vehicle as well as their accessories.
Its advanced microprocessor control enables features such as Startup/Shutdown Sequencing, Low Voltage
DSATX Manual
DuraWatt DSATX
User Manual
Version 1.0
Table of Contents
Copyright 2006 Mpegbox.com
Page 1 of 13
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Table of Contents
Summary of Contents for MPEGbox DuraWattDSATX
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Page 1: Table Of Contents
Electrical .............................11 5.2. Mechanical..........................11 5.3. Connector Pin Locations ......................12 Mpegbox.com Limited Warranty .......................13 1. Getting Started 1.1. Introduction Thank you for purchasing a DSATX 220 Watt Automotive Power Supply. Please take some time to read through this manual before attempting to use this product. -
Page 2: Product Photo
3 : Insolated Terminal Ring Crimp/Solder Connectors 12-10AWG Optional: Acroname Serial Port Adapter PN:S13-SERIAL-INT-CONN Acroname USB Serial Adapter PN:S19-USB-SERIAL-INT-CONN 12” 20-pin ATX Power Cable with 2 HDD Power Connectors and 3 Floppy Connectors Page 2 of 13 DSATX Manual Copyright 2006 Mpegbox.com... -
Page 3: Recommended Additional Supplies
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. -
Page 4: Detailed Connection Diagram
12-AmpHour capacity will be sufficient in most cases. Do not connect a Car Battery Charger directly to the DSATX. Page 4 of 13 DSATX Manual Copyright 2006 Mpegbox.com... -
Page 5: Quick Installation Steps
P2 adjusts the Low Voltage Cutout (10-12 Volts, 11 Volts Default, P2=50%) No Serial Port Adapter is required A switch connected at JP1 pins D1,D2 (User Switch) will allow a quick shutdown Page 5 of 13 DSATX Manual Copyright 2006 Mpegbox.com... -
Page 6: Led Codes
This way the DSATX does not get into a weird state where it turns the computer on/off when it wasn’t suppose to due to the user issuing a manual startup/shutdown. 3.5.2. Input Voltage Monitoring and Engine Cranking Page 6 of 13 DSATX Manual Copyright 2006 Mpegbox.com... - Page 7 F1 and F2 is ground. A relay or transistor is required to deliver a 12 volt output at this location. This pin should sink no more than 50mA and has an allowable pull-up range of 0-25 volts. Page 7 of 13 DSATX Manual Copyright 2006 Mpegbox.com...
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Page 8: Serial Port Connectivity
This is enabled by first typing ‘E’ to enable writing, and ‘F’ to enable the Feed. It is turned Off by typing ‘O’. These are case sensitive commands. The DSATX will remember the Page 8 of 13 DSATX Manual Copyright 2006 Mpegbox.com... -
Page 9: Extended Basic Programming Examples
Use POTs? y/n >n Type the letter n LOWVOLTS: >1050 Type ‘1050’ (must type 4 numbers) TIMER1: >0600 Type ‘0600’ (must type 4 numbers) VTURNON? y/n >y Type the letter y DONE Page 9 of 13 DSATX Manual Copyright 2006 Mpegbox.com... -
Page 10: Advanced Features
Current State: 0 = Wakeup, 1 = Startup, 2 = Running, 3 = Count Down, 4 Shut CurrentState Down, 5 Sleep, 6 Bad Temp MainCounter Current Value of Counter used when Counting Down to Swtich States P_VERSION Flash Memory Version Number E_VERSION EEPROM Memory Version Number Page 10 of 13 DSATX Manual Copyright 2006 Mpegbox.com... -
Page 11: Specifications
Mechanical Specification Board Dimmensions 4.15"L x 3.5"W x 1.0"H (106x99mm) Mounting hole corridnates (in) (0.2, 0.2) (0.2, 3.3) (3.5, 3.3) (3.5, 0.2) Mounting hole size (in) 0.125 Board Thickness (in) 0.062 Page 11 of 13 DSATX Manual Copyright 2006 Mpegbox.com... -
Page 12: Connector Pin Locations
(F) AUX_SW (E) SL_SEN COMM (D) USER_SW (C) USER1 RX(IN) (B) USER0 +5VD TX(OUT) RESET# (A) +5VD P1 & P2 POTS Fuse = More Time 20 Amp Mini-Auto = Higher Voltage Page 12 of 13 DSATX Manual Copyright 2006 Mpegbox.com... -
Page 13: Mpegbox.com Limited Warranty
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.
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