CarNetix PSU-PC19 V2.0 Installation Manual
CarNetix PSU-PC19 DC-DC Power Supply
Installation and Operation of the PSU-PC19 with the Xenarc SC8
Version 1.0
(applies to Version 2.0+ hardware)
February 1, 2006
- 1 -
Page 1: ...arNetix PSU PC19 V2 0 Installation Manual CarNetix PSU PC19 DC DC Power Supply Installation and Operation of the PSU PC19 with the Xenarc SC8 Version 1 0 applies to Version 2 0 hardware February 1 2006 1 ...
Page 2: ...Primary Output Voltage Selection 14 2 3 Connecting the Wiring 14 2 3 Connecting the Wiring 15 2 4 Optionally Connecting the Xenarc LCD Screen 18 3 0 Using the Pulse Start Feature 20 3 1 Pulse Start Connections 20 3 2 Pulse Start Operation 20 3 2 1 What is a pulse 20 3 2 2 Starting the PSU with a pulse 20 3 2 3 Stopping the PSU with a pulse 21 3 2 4 Prolonging the Shutdown Delay State 21 3 2 5 Shut...
Page 3: ...s not supplied by CarNetix CarNetix makes no express warranties or conditions beyond those stated in this warranty statement CarNetix disclaims all other warranties and conditions express or implied including without limitation implied warranties and conditions of merchantability and fitness for a particular purpose Some states do not allow limitations on how long an implied warranty lasts so the ...
Page 4: ... 1 1 Introduction The PSU PC19 is a 140 watt intelligent DC DC power regulator designed to provide safe reliable power to the Xenarc SC8 Figure 1 CarNetix PSU PC19 The PSU PC19 provides two outputs The primary output is jumper selectable for 18V 19V or 20V operation and can provide up to 6 32 amps 125 Watts 20V The secondary output is jumper selectable to provide either 12V to power your Xenarc LC...
Page 5: ...The PSU PC19 includes all of the sophisticated features of its predecessors P1260 and P1280 90 such as Startup Shutdown controller Pulse Start remotely start the PSU PC19 with door locks car alarm or wireless device and DelayON prevents speaker thump during booting The PSU PC19 fully and safely supports Standby mode and will automatically shut itself down by detecting excess current drain if the X...
Page 6: ... or car alarm remote start system Over current protection on both outputs with graceful forced shutdown of main output Powers both your Xenarc SC8 AND your Xenarc LCD screen or USB devices Full safe support for Windows Standby mode including auto shutdown if PC fails to shutdown Over voltage surge suppression on battery input for protection of harsh automotive environment User replaceable fuse on ...
Page 7: ...simultaneously power your Xenarc SC8 Xenarc LCD screen and USB devices Download the CNX P5V Installation Manual from our website for instructions and details Using the Secondary Output for 5V devices The 5V selection is typically used to power USB devices such as external USB sound cards ie Audigy 2NX or powered USB hubs The 5V output can provide up to 3 Amps When jumpered for 5V operation the sec...
Page 8: ... the Xenarc SC8 begins its bootup or shutdown process the SSC enters a bootup lockout state that prevents the user from attempting to reverse this process until it has completed In addition the SSC provides control and monitoring to allow the Xenarc SC8 to safely enter Hibernation or Standby Mode These modes are selected jumpers on the PSU PC19 and are described in more detail in Section 3 The SSC...
Page 9: ...ved in CarPCs that you purchase as a minimum a simple VOM volt ohm meter or DMM Digital Multi Meter These devices are inexpensive starting around 20 and will save you and me a great deal of time They can be purchase over the web or at your local retail electronics store Radio Shack Home Depot some hardware stores some auto parts stores Installation of the PSU PC19 consists of Setting the Jumpers C...
Page 10: ...reful to place the jumper in the correct position or erratic behavior could result Double check your settings before replacing the lid Pins 1 2 3 4 5 6 7 8 9 10 Function Pulse Start Input Deadman Timer Hibernate Standby Not Used Shutdown Delay Time Open default Connect to external contact closure Deadman Timer Disabled Hibernate Not Used 6 Seconds Jumpered Connect to external contact closure Deadm...
Page 11: ...BIOS settings If Standby is selected the PSU PC19 will continue to provide output power on the Primary and Secondary outputs after the Shutdown Delay and Shutdown Sequences have expired This state is used when your Xenarc SC8 is set to go into Standby when its ACPI power button is pressed This state is designed to provide a low level of power to the Xenarc SC8 to maintain the system state in RAM I...
Page 12: ...e the Secondary Output follow the control used to turn ON and OFF the Primary Output Thus when the Primary Output is ON the Secondary Output will also be ON If the Primary Output is OFF the Secondary Output will be OFF This setting is affected by the jumper setting of the Shutdown Delay AND Hibernate Standby jumpers on JP1 as described in the next sections Shutdown Delay Effects on JP4 If you have...
Page 13: ...TPUT REGULATOR JP5 controls which power input is applied to the Secondary Output regulator Below is a simple diagram which illustrates the concept The following rules apply to this jumper setting 1 If you have set JP2 Secondary Output Voltage to 5V you MUST set JP5 to the 5V Setting which routes the 12V battery input to the Secondary Output regulator 2 If you have set JP2 Secondary Output Voltage ...
Page 14: ...Primary Output Voltage Selection JP6 allows you to select the output voltage that appears on the Primary Output J2 Pin 4 The selections are 18V 19V or 20V as shown below Note the actual voltage is set approximately 5 Volts higher to compensate for any wiring losses you may have in your installation This jumper should be set for 19V operation for the Xenarc SC8 19V 20V 18V Use 19V setting for Xenar...
Page 15: ...C8 to not survive engine cranking Connect the battery wire to BOTH red input wires on J1 pins 3 6 Step 2 Connect Ground to the PSU PC19 We recommend that you either run another wire directly to the battery or connect directly to the car chassis for grounding the PSU PC19 If you run a wire to the battery make sure it is that same size as your 12V battery wire used in step 1 If you run a ground wire...
Page 16: ...d into the PSU PC19 J2 connector white 8 pin Molex connector The green black ACPI power button cable should be attached to JP3 inside the PSU PC19 You must remove the lid of the PSU PC19 to get access to JP3 Below is a diagram of the PSU PC19 PCB showing the location of the JP3 jumper header Replace the lid after you have attached the connection Figure 4 ACPI Relay Jumper JP3 16 ...
Page 17: ...tion and measure the voltage on the power connector pins 1 2 as shown in the diagram below The voltage should read approximately 19 4 volts Pin Wire Color Function 1 RED 19V 2 WHITE 19V 3 BLACK GND 4 YELLOW GND Step 6 Connect the CNX CA XSC8 power cable to the Xenarc SC8 Insert both the power connector and the ACPI connector into the SC8 as shown in the diagram below Figure 5 Xenarc SC8 PSU PC19 c...
Page 18: ...ondary output Set the jumpers as outlined in section 3 2 3 JP3 and 3 2 5 JP5 above for a 12V output on the Secondary Output Step 2 Connect the LCD screen power cable to the PSU PC19 Secondary Output Here you have two options 1 Cut off the Xenarc LCD screen cigarette adapter and splice the screen power cable into the PSU PC19 Secondary Output 2 Purchase the optional CarNetix Screen Power Cable and ...
Page 19: ...CarNetix PSU PC19 Ver 1 1 Pre production Installation Manual 19 ...
Page 20: ...ransition from 0V to V The value of the V can be any voltage from approximately 2V to 20V Typical voltages are 5V or 12V The value of 0V must be below 2V or open circuit ie you could drive this input with a relay that momentarily connects to a 12V source and then provides an open circuit The current required to drive this input is very low milliamps Contact Closure Pulse on Pins 1 2 of JP1 When co...
Page 21: ...mal Shutdown Delay time Once the Shutdown Delay has timed out the PSU enters the Shutdown Lockout State At this point the SSC ignores any pulse input until the PSU enters the Idle State 3 2 5 Shutting down the PSU with double pulses If two pulses are detected within a 5 second window during the Shutdown Delay State the PSU will skip any remaining Shutdown Delay Time and immediately enter the Shutd...
Page 22: ...the PSU PC19 so that it can retain the processor state in RAM If for some reason the Xenarc SC8 did not properly shut down when it received the ACPI shutdown pulse from the PSU PC19 it will continue to draw current from the PSU PC19 If this current exceeds approximately 1 amp the PSU PC19 will automatically shut itself down 2 Any USB devices connected to your Xenarc SC8 via the USB connector will ...
Page 23: ...6 seconds default and 15 minutes During this Shutdown Delay State turning the ignition switch back on will cause the SSC to re enter the Run State and cancel the shutdown sequence Also a remotely applied pulse can either prolong the Shutdown Delay State or send the PSU immediately into Shutdown Sequence State see Section 6 Remote Start Pulse When this Shutdown Delay time has elapsed the SSC enters...
Page 24: ...ils of the LED codes 4 2 7 Forced Shutdown State If the SSC detects either 1 a low battery 10 6volts for 10seconds 2 a fan fault or 3 an Over Current condition the SSC enters a Forced Shutdown state During this state the SSC immediately begins a Shutdown Sequence without first entering the Shutdown Delay State The Shutdown Sequence cannot be exited by turning on or leaving on the ignition After a ...
Page 25: ...cur until after boot period This time period is set to 60 seconds ON ON Run State PSU is on and motherboard is running No faults have been detected ON BLINK10 Shutdown Delay PSU is waiting before going into shutdown cycle This delay period is jumper selectable for 6 sec default or 15 min After this delay PSU goes into shutdown Lockout state ON BLINK50 Shutdown Lockout PSU is in the process of shut...
Page 26: ...ry fan fault over current fault and the PSU is in Forced Shutdown state There is no Shutdown Delay before shutdown begins Shutdown time is set to approximately 60 seconds Once Forced Shutdown begins clearing the fault condition will not abort the Forced Shutdown cycle After Forced Shutdown PSU waits for IGN ACC switch to be turned off then on before it will attempt to restart OFF BLINK10 Abnormal ...
Page 27: ...PAID Any Returns with freight collect or COD will be refused and returned to you 7 CarNetix must RECEIVE all returned goods within the warranty period CarNetix can send the replacement part before you return the defective part if you provide us with your valid credit card number to cover the cost of the replacement You must return the defective part within fourteen 14 days from date of delivery of...
Page 28: ...rn Policy If you are an end user customer who purchased products directly from CarNetix you may return the product to CarNetix within thirty 30 days of the purchase date for a refund of the purchase amount minus a 15 re stocking fee Shipping charges and insurance are not included and will not be refunded to you Returned products must be in as new condition and include all components cables and all...
