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tBOX311-820-FL Series User

s Manual  

Power On Procedure 

79 

 

DC-inlet Introduction 

There are three pins of the DC-in connector as below table: 

 

Pin 

Description 

Definination 

V+ 

For DC power in V+. 

V- 

For DC power in V- 

ACC 

For ACC (Ignition) 

 

ACC  means 

accessories

.  Mainly,  it  acts  both  notice  signal  to 

all electronical devices, and also provides DC from battery. 

 

W hen  user  puts  car  key  into  ignition,  and  turn  the  key  to  this 
position,  user  can  run  radio,  CD  player,  air  condition  or  other 
electronical accessories in vehicle. Below picture is a normal car 
ignition with ACC position: 

 

Summary of Contents for tBOX311-820-FL Series

Page 1: ...i tBOX311 820 FL Series Embedded System User s Manual ...

Page 2: ...ess or usefulness of any information in this document Axiomtek does not make any commitment to update the information in this manual Axiomtek reserves the right to change or revise this document and or product at any time without notice No part of this document may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or ...

Page 3: ...uld ruin sensitive components Make sure the tBOX311 820 FL is properly grounded 5 Make sure the voltage of the power source is correct before connecting the equipment to the power outlet 6 Turn OFF the system power before cleaning Clean the system using a cloth only Do not spray any liquid cleaner directly onto the screen 7 Do not leave this equipment in an uncontrolled environment where the stora...

Page 4: ... component for the computer please read and understand the details below fully When you need to clean the device please rub it with a piece of dry cloth 1 Be cautious of the tiny removable components when you use a vacuum cleaner to absorb the dirt on the floor 2 Turn the system off before you start to clean up the component or computer 3 Never drop the components inside the computer or get circui...

Page 5: ...ng alcohol You may moisten a piece of cloth a bit with some water or rubbing alcohol and rub it on the computer Unknown solvents may be harmful to the plastics parts Vacuum cleaner Absorb the dust dirt hair cigarette particles and other particles out of a computer can be one of the best methods of cleaning a computer Over time these items can restrict the airflow in a computer and cause circuitry ...

Page 6: ...ek distributor for recycling and we will make the proper arrangement Trademarks Acknowledgments Axiomtek is a trademark of Axiomtek Co Ltd Windows is a trademark of Microsoft Corporation AMI is a registered trademark of American Megatrends Inc IBM PC AT PS 2 VGA are trademarks of International Business Machines Corporation Intel and Atom are trademarks of Intel Corporation Winbond is a trademark o...

Page 7: ...stallation 11 2 2 Installing the SIM Card and Express Mini Card 14 CHAPTER 3 CONNECTORS 17 3 1 VGA Connector 18 3 2 Serial Port Connector 18 3 3 Audio Phone Jack Connector 19 3 4 USB2 0 Stack Ports 19 3 5 LED Indicators 20 3 6 CANBUS connector 20 3 7 DC Power Input connector 21 3 8 LAN Connector LAN1 LAN2 21 3 9 Digital I O Connector 22 3 10 SIM Card Connector 23 3 11 PCI Express Mini Card Connect...

Page 8: ... 10 PnP PCI Configuration Setup 54 4 11 PC Health Status 60 4 12 Load Optimized Defaults 61 4 13 Set Supervisor User Password 62 4 14 Save Exit Setup 64 4 15 Exit Without Saving 65 APPENDIX A WATCHDOG TIMER 67 APPENDIX B DIGITAL I O 71 APPENDIX C DIGITAL I O Wiring 73 APPENDIX D Power On Procedure 77 1 Introduction 77 2 Power Input Mode Setting 78 3 DC inlet Introduction 79 4 Power on cabling exam...

Page 9: ...ndows XPE Windows XP Windows CE embedded and Linux suitable for the most endurable operation It features fanless design with full feature I O supports High performance DDR2 667 SODIMM and enhanced system dependability by built in Watchdog Timer Features 1 Intel Atom processor Z520PT 1 33 GHz onboard 2 Intel US15WPT chipset 3 Fanless operation 4 Operatin temperature range of 40 C 65 C 5 1 isolated ...

Page 10: ...tFlash which makes it especially suitable for vibration environments best for transportation applications Embedded O S Supported The tBOX311 820 FL not only supports Windows XP but also supports embedded OS such as Windows XP embedded WinCE and Linux For storage device the tBOX311 820 FL supports one 2 5 SATA HDD drive bays and one CompactFlash type II slot ...

Page 11: ...DDR2 400 533MHz max up to 2GB Graphics Intel GMA500 graphics Core integrate in US15W PT 1 2 2 System I O 1 x isolated RS 232 422 485 COM 1 1 x isolated CAN bus optional 1 x RS 232 2 x VGA 1 x Audio Mic in Line out 2 x 10 100 1000Mbps Ethernet 4 x USB 2 0 1 x VDC power input connector 1 x DI DO power input connector 4 IN 4 OUT 1 x dry wet switch 1 x 12V 24V switch 1 x reset switch 3 x antenna openi...

Page 12: ...de Operating voltage DC18 32V Start voltage DC24V or higher Operation Temperature 40 C 65 C 40 F 149 F Storage Temperature 40 C 80 C 4 F 176 F Humidity 10 90 non condensation Vibration Endurance 2Grms w CF 5 500Hz X Y Z directions Weight 2 5 kg 5 5 lb without package 3 5 kg 7 7 lb with package Dimensions 244mm 9 6 W x185 4mm 7 3 D x70 4mm 2 77 H NOTE All specifications and images are subject to ch...

Page 13: ... Manual Introduction 5 1 2 4 Driver CD Content Chipset Driver Graphic Drivers Audio Drivers Ethernet Driver User Manual Quick Manual CANBUS Command User Manual CANBUS Programmer s Guide CANBUS Library AXCAN CANBUS diagnostic tool ...

Page 14: ...tBOX311 820 FL Series User s Manual Introduction 6 1 3 Dimensions The following diagrams show you dimensions and outlines of the tBOX311 820 FL ...

Page 15: ...tBOX311 820 FL Series User s Manual Introduction 7 1 4 I O Outlets The following figures show you I O outlets on front view of the tBOX311 820 FL Front View Front View drawing ...

Page 16: ...tBOX311 820 FL Series User s Manual Introduction 8 Rear View Rear View drawing CANBUS COM ...

Page 17: ... Unit x 1 tBOX311 820 FL Quick Manual x 1 CD x 1 For Driver and User s Manual Screws pack Foot pad x4 Wall mount Brackets DIO female connector HDD optional CF optional Antenna optional Express Mini Card Module optional installed or non installed SMA cable optional If you can not find this package or any items are missing please contact Axiomtek distributors immediately ...

Page 18: ...tBOX311 820 FL Series User s Manual Introduction 10 MEMO ...

Page 19: ...arious hardware configurations such as HDD Hard Disk Drive CompactFlash TM card and Express Mini Card The chapter 2 will show you how to install the hardware 2 1 HDD and CF card Installation Step 1 Turn off the system and unplug the power cord Locate thumbscrew at the front side loosen screws Step 2 Slide CF card into CF slot carefully ...

Page 20: ...tBOX311 820 FL Series User s Manual Hardware Installation 12 Step 3 Loosen screws of HDD bracket Step 4 Stick the HDD handhold malar with HDD assembly the HDD bracket together with the SATA HDD ...

Page 21: ...FL Series User s Manual Hardware Installation 13 Step 5 Install the HDD bracket into the system carefully and fasten the screw of HDD bracket Step 6 Close the HDD CF Card cover of the chassis and fasten all screws ...

Page 22: ... User s Manual Hardware Installation 14 2 2 Installing the SIM Card and Express Mini Card Step 1 Turn off the system and unplug the power cord Step 2 Turn the system upside down to locate screws at the bottom loosen screws ...

Page 23: ...tBOX311 820 FL Series User s Manual Hardware Installation 15 Step 3 Remove the bottom cover Step 4 Install SIM card into SIM card slot in right direction ...

Page 24: ...tBOX311 820 FL Series User s Manual Hardware Installation 16 Step 4 Slide Mini card into MiniCard slot cautiously Step 7 Fasten screw of Express Mini Card ...

Page 25: ... might cause problems Make sure all connectors are properly and firmly connected Here is a summary table shows you all connectors on the tBOX311 820 FL Series External Connectors Section VGA Connector 3 1 Serial Port Connector 3 2 Audio Phone Jack Connector 3 3 USB 2 0 Stack Port 3 4 LED Indicators 3 5 CANBUS connector 3 6 DC Power Input Connector 3 7 LAN connector 3 8 Digital I O Connector 3 9 In...

Page 26: ...onnector The COM Port connector is a standard DB 9 connector The pin assignment of RS 232 RS 422 RS 485 is listed on the following table If you need COM port to support RS 422 or RS 485 please selection to the BIOS items Pin RS 232 RS 422 RS 485 1 DCD Data carrier detect TX Data 2 RXD Receive data TX Data 3 TXD Transmit data RX No Use 4 DTR Data terminal ready RX No Use 5 GND ground No use No Use ...

Page 27: ...wo audio jacks ideal are for Audio Mic In and Audio Line out Pin Signal 1 Microphone In 2 Line Out 3 4 USB2 0 Stack Ports Pin Signal USB Port 0 Pin Signal USB Port 6 USB 1 2 3 4 5 6 7 8 1 USB VCC 5V level 5 USB VCC 5V level 2 USB 0_D 6 USB 6_D 3 USB 0_D 7 USB 6_D 4 Ground GND 8 Ground GND ...

Page 28: ...us WWAN WLAN P1 4 Bright BIOS process done Power On WWAN be activated WLAN be activated Programmi ng by user flash HDD active 3 6 CANBUS connector Pin Signal Isolated_GND CAN_H Chassis_GND CN4 TB 3EHDRM 4P 1 2 3 4 CAN_L 1 Isolated GND 2 CAN Data L 3 Chassis GND 4 CAN Data H ...

Page 29: ...V For DC power in V 3 ACC For ACC Ignition 3 8 LAN Connector LAN1 LAN2 The system is equipped with a RJ 45 connector for Gigabit LAN To connect the board to a 10 100 1000 Base T hub just plug one end of the cable into LAN1 and LAN2 and connect the other end to a 10 100 1000 Base T hub Pin Description LAN 1 MDI0 2 MDI0 3 MDI1 4 MDI2 5 MDI2 6 MDI1 7 MDI3 8 MDI3 A Active LED B 100 1000 LAN LED ...

Page 30: ...Signal CN2 1 EXT COM 1 COM 2 Data In 0 2 Data Out 0 3 Data In 1 3 Data Out 1 4 Data In 2 4 Data Out 2 5 Data In 3 5 Data Out 3 6 EXT COM 6 COM EXT_PWR CN3 TB ECH350RM 6Pin 1 2 3 4 5 6 EXT_COM XIN00 XIN03 XIN02 XIN01 XOUTCOM XOUT00 XOUT01 XOUT02 CN2 TB ECH350RM 6Pin 1 2 3 4 5 6 XOUT03 XOUTCOM NOTE Please refer to Appendix B for more information about Digital I O ...

Page 31: ...2 SIM_RESET C3 SIM_CLK C5 GND C6 SIM_VPP C7 SIM_DATA 3 11 PCI Express Mini Card Connector SCN4 5 6 Pin Signal Pin Signal 1 WAKE 2 3 3VSB 3 No use 4 GND 5 No use 6 1 5V 7 CLKREQ 8 No use 9 GND 10 No use 11 REFCLK 12 No use 13 REFCLK 14 No use 15 GND 16 No use 17 No use 18 GND 19 No use 20 3 3VSB 21 GND 22 PERST 23 PE_RXN4 24 3 3VSB 25 PE_RXP4 26 GND 27 GND 28 1 5V 29 GND 30 SMB_CLK 31 PE_TXN4 32 SM...

Page 32: ...l Connectors 24 Pin Signal Pin Signal 35 GND 36 USB_D3 37 GND 38 USB_D3 39 3 3VSB 40 GND 41 3 3VSB 42 LED_WWAN 43 GND 44 LED_WLAN 45 No use 46 LED_WPAN 47 No use 48 1 5V 49 No use 50 GND 51 No use 52 3 3VSB NOTE SCN6 only support USB2 0 ...

Page 33: ... or removing the CompactFlash TM disk card please make sure the system power is off Pin13 and Pin 38 power voltage can be referred to JP1 Jumper Setting See Section 3 2 1 Pin Signal Pin Signal 1 GND 26 CD1 2 Data 3 27 Data 11 3 Data 4 28 Data 12 4 Data 5 29 Data 13 5 Data 6 30 Data 14 6 Data 7 31 Data 15 7 CS0 32 CS1 8 Address 10 33 VS1 9 ATASEL 34 IORD 10 Address 9 35 IOWR 11 Address 8 36 WE 12 A...

Page 34: ...n Signal 20 Address 0 45 DASP 21 Data 0 46 PDIAG 22 Data 1 47 Data 8 23 Data 2 48 Data 9 24 IOCS16 49 Data 10 25 CD2 50 GND 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 25 50 ...

Page 35: ...high speed SATA interface ports and they can be connected to hard disk devices Pin Signal 1 GND 2 SATA_TX 3 SATA_TX 4 GND 5 SATA_RX 6 SATA_RX 7 GND 3 14 SATA Power Connector Pin Signal 1 N A 2 N A 3 N A 4 COM 5 COM 6 COM 7 5 VDC 8 5 VDC 9 5 VDC 10 COM 11 COM 12 COM 13 12 VDC 14 12 VDC 15 12 VDC 1 15 ...

Page 36: ...tBOX311 820 FL Series User s Manual Connectors 28 MEMO ...

Page 37: ...iately 4 2 Control Keys Up arrow Move to the previous item Down arrow Move to the next item Left arrow Move to the left side Right arrow Move to the right side Esc key Main Menu Quit and delete changes into CMOS Status Page Setup Menu and Option Page Setup Menu Exit current page and return to Main Menu PgUp key Increase the numeric value or make changes PgDn key Decrease the numeric value or make ...

Page 38: ...scription of the highlighted setup function is displayed at the bottom of the screen Status Page Setup Menu Option Page Setup Menu Press F1 to pop out a General Help Window that provides the description of using appropriate keys and possible selections for highlighted items Press Esc to exit the Help Window ...

Page 39: ...ect the Setup Page you intend to configure then press Enter to accept or enter its sub menu NOTE If your computer can not boot after making and saving system changes with Setup the Award BIOS will reset your system to the CMOS default settings via its built in override feature NOTE It is strongly recommended that you should avoid changing the chipset s defaults Both Award and your system manufactu...

Page 40: ...ighlight each item and use PgUp or PgDn key to select the value you want in each item Date The date format is day month date year Time This item shows current time of your system with the format hour minute second The time is calculated based on the 24 hour military time clock For example 1 p m is 13 00 00 NOTE If system is power failure the date and time will come back to previous setup ...

Page 41: ... your system Halt On This item determines whether the system will halt or not if an error is detected while powering up No errors The system booting will halt on any errors detected default All errors Whenever BIOS detects a non fatal error the system will stop and you will be prompted All But The system booting will not stop for a keyboard Keyboard error it will stop for other errors Press Esc to...

Page 42: ...1 820 FL Series User s Manual Phoenix Award BIOS Utility 34 4 6 Advanced BIOS Features This section allows you to configure and improve your system to set up some system features according to your preference ...

Page 43: ...tBOX311 820 FL Series User s Manual Phoenix Award BIOS Utility 35 CPU Features Scroll to this item and press Enter to view the CPU Feature sub menu ...

Page 44: ...tBOX311 820 FL Series User s Manual Phoenix Award BIOS Utility 36 Harddisk boot priority Scroll to this item and press Enter to view the sub menu to decide the disk boot priority ...

Page 45: ...Phoenix Award BIOS Utility 37 System System requires correct password before booting and also before permitting access to the Setup page Setup System will boot but requires correct password before permitting access to Setup Default value ...

Page 46: ... NOTE To disable the security select PASSWORD SETTING at Main Menu and then you will be asked to enter a password Do not type anything just press Enter and it will disable the security Once the security is disabled the system will boot and you can enter Setup freely ...

Page 47: ...er s Manual Phoenix Award BIOS Utility 39 APIC Mode APIC Advanced Programmable Interrupt Controller mode is enabled that provides symmetric multiprocessing SMP for systems NOTE APIC Mode has been locked and cannot be modified ...

Page 48: ... Version Control For OS This item specifies the version of the Multiprocessor Specification MPS Version 1 4 has extended configuration tables to improve support for multiple PCI bus configurations and provide future expandability Press Esc to return to the Main Menu page ...

Page 49: ...anced Chipset Features This section contains completely optimized chipset s features on the board that you are strongly recommended to leave all items on this page at their default values unless you are very familiar with the technical specifications of your system hardware ...

Page 50: ...d allows caching of the system BIOS ROM at F0000h FFFFFh resulting in better system performance However if any program writes to this memory area a system error may result The default value is Disabled Video BIOS Cacheable This item allows you to change the Video BIOS location from ROM to RAM Video Shadow will increase the video speed VGA Setting On Chip Frame Buffer Size Use this item to set the ...

Page 51: ... will be shown But its default is CRT Only and cannot be modified Panel Scaling AUTO by default This item shows the setting of panel scaling and operates the scaling function that the panel output can fit the screen resolution connected to the output port Its default is AUTO and cannot be modified Press Esc to return to the Main Menu page ...

Page 52: ...OX311 820 FL Series User s Manual Phoenix Award BIOS Utility 44 4 8 Integrated Peripherals This section allows you to configure your OnChip IDE Device Onboard Device SuperIO Device and USB Device Setting ...

Page 53: ...IDE Device IDE HDD Block Mode Block mode is also called block transfer multiple commands ormultiple sectors read write If your IDE hard drive supports block mode most new drives do select Enabled for automatic detection of the optimal number of block read writes per sector the drive can support Press Esc to return to the Integrated Peripherals page ...

Page 54: ...tBOX311 820 FL Series User s Manual Phoenix Award BIOS Utility 46 ...

Page 55: ... BIOS Utility 47 Onboard Device Scroll to this item and press Enter to view the sub menu Onboard Device Intel HD Audio Controller Choose Auto to Disabled an Intel HD Audio controller SDIO MC Controller Enabled Choose Enabled on the SDIO MMC Controller ...

Page 56: ...tBOX311 820 FL Series User s Manual Phoenix Award BIOS Utility 48 Press Esc to return to the Integrated Peripherals page ...

Page 57: ... Phoenix Award BIOS Utility 49 Super IO Device Onboard Serial Port 1 2 Select an address and corresponding interrupt for the serial port There are several options for your selection Press ESC to return to the Integrated Peripherals page ...

Page 58: ...tBOX311 820 FL Series User s Manual Phoenix Award BIOS Utility 50 ...

Page 59: ...tBOX311 820 FL Series User s Manual Phoenix Award BIOS Utility 51 ...

Page 60: ...ng Scroll to this item and press Enter to view the sub menu USB Device Setting Press Esc to return to the Integrated Peripherals page Onboard Lan Boot ROM Use this item to enable or disable the Boot ROM function of the onboard LAN chip when the system boots up Its default is disable ...

Page 61: ...Management Setup The Power Management Setup allows you to save energy of your system effectively It will shut down the hard disk and turn OFF video display after a period of inactivity ACPI Function Advanced Configuration and Power Management ACPI The function is always Enabled ...

Page 62: ...U speed while communicating with other important components This section covers very technical items that only experienced users could change default settings Reset Configuration Data Normally you leave this item Disabled Select Enabled to reset Extended System Configuration Data ESCD when you exit Setup or if installing a new add on cause the system reconfiguration a serious conflict that the ope...

Page 63: ... By The Award Plug and Play BIOS can automatically configure all boot and Plug and Play compatible devices If you select Auto all interrupt request IRQ DMA assignment and Used DMA fields disappear as the BIOS automatically assign them The default value is Auto The other option is Manual ...

Page 64: ...tBOX311 820 FL Series User s Manual Phoenix Award BIOS Utility 56 ...

Page 65: ... specific interrupt such as IRQ4 for serial port 1 2 PCI ISA PnP Devices compliant with the Plug and Play standard whether designed for PCI or ISA bus architecture The default value is PCI ISA PnP PCI VGA Palette Snoop Some non standard VGA display cards may not show colors properly This item allows you to set whether MPEG ISA VESA VGA Cards can work with PCI VGA or not When enabled a PCI VGA can ...

Page 66: ... When using DDR SDRAM and Buffer size selection another consideration in designing a payload memory is the size of the buffer for data storage Maximum Payload Size defines the maximum TLP Transaction Layer Packet data payload size for the device Press Esc to return to the Main Menu page ...

Page 67: ...tBOX311 820 FL Series User s Manual Phoenix Award BIOS Utility 59 ...

Page 68: ... Phoenix Award BIOS Utility 60 4 11 PC Health Status This section supports hardware monitoring that lets you monitor those parameters for critical voltages temperatures and fan speed of the board Press Esc to return to the Main Menu page ...

Page 69: ... 61 4 12 Load Optimized Defaults This option allows you to load your system configuration with default values These default settings are optimized to enable high performance features To load CMOS SRAM with SETUP default values please enter Y If not please enter N ...

Page 70: ...er You may also press Esc to abort this selection and not enter a password To disable the password just press Enter when you are prompted to enter a password A message will confirm the password is getting disabled Once the password is disabled the system will boot and you can enter Setup freely PASSWORD DISABLED When a password is enabled you have to type it every time you enter the Setup It preve...

Page 71: ...tBOX311 820 FL Series User s Manual Phoenix Award BIOS Utility 63 ...

Page 72: ...d BIOS Utility 64 4 14 Save Exit Setup This section allows you to determine whether or not to accept your modifications Type Y to quit the setup utility and save all changes into the CMOS memory Type N to bring you back to the Previous Setup utility ...

Page 73: ... Exit Without Saving Select this option to exit the Setup utility without saving changes you have made in this session Type Y and it will quit the Setup utility without saving your modifications and come back to Previous Setup utility Type N to return to the Setup utility ...

Page 74: ...tBOX311 820 FL Series User s Manual Phoenix Award BIOS Utility 66 MEMO ...

Page 75: ...he watchdog timer gives us solution The watchdog timer is a counter that triggers a system reset when it counts down to zero from a preset value It can be set by programming its value The software starts counter with an initial value and must reset it periodically If the counter ever reaches zero which means the software has crashed the system will reboot How to Use the Watchdog Timer Assembler Sa...

Page 76: ... out dx al Activate WDT mov dx 2Eh mov al 30h out dx al mov dx 2Fh mov al 01h out dx al Set Second or Minute mov dx 2Eh mov al F5h out dx al mov dx 2Fh mov al Nh N 00h or 08h See below Note out dx al Set base timer mov dx 2Eh mov al F6h out dx al mov dx 2Fh mov al Mh M 00h 01h 02h FFh Hex Value 0 to 255 out dx al See below Note ...

Page 77: ... seconds FF Time out occurs after 255 seconds Sample of Watchdog application Assume there is program A which needs to maintain running in a system The value of Watchdog Timer must be set bigger than the running time of program A Then after the running time of program A is finished either to disable or to reset watchdog timer When program A has problems to make system shut down the system can be re...

Page 78: ...tBOX311 820 FL Series User s Manual Watchdog Timer 70 ...

Page 79: ...Digital I O 71 APPENDIX B DIGITAL I O Digital I O Software Programming I2C to GPIO PCA9535PW GPIO Group0 3 0 is input Group0 7 4 is output I2C address 0b0100000x Registers Register 0 Input Group0 register Register 2 Output Group0 register ...

Page 80: ...tBOX311 820 FL Series User s Manual Digital I O 72 MEMO ...

Page 81: ... 4bits output Digital Input CN3 Voltage rating 0 30Vdc Vil 5Vdc max COM to DI Vih 5Vdc min COM to DI Digital Output CN2 Max output sink current 200mA per channel COM Voltage 12Vdc 24Vdc All output port is open collector DI Connection Example D W Switch in D Dry Contact Support D W Switch Ext PWR 6 1 Ext COM Int PWR 2 5V tBox311 Internal Digital Input CN3 ...

Page 82: ... W Switch 6 1 Int PWR 2 5V D W Switch in D Wet Contact Sink mode Support Switch NPN Ext Power tBox311 Internal Digital Input CN3 Power Ext Power Ext Power D W Switch 6 Digital Input CN3 1 Int PWR 2 5V D W Switch in W Wet Contact Source mode Support Switch PNP Ext Power tBox311 Internal ...

Page 83: ...tBOX311 820 FL Series User s Manual Digital I O Wiring 75 DO Connection Example Ext Power 6 Digital Output CN2 1 2 5V tBox311 Internal Ext Power Relay LED ...

Page 84: ...tBOX311 820 FL Series User s Manual Digital I O Wiring 76 MEMO ...

Page 85: ...ll stay at 13 5V 15V for 12V Mode or at 27V 30V for 24V Mode while car engine is running so specified above 13V or 26V power on will ensure that car engine is running and prevents a cold crank while car engine is started This cold crank will cause car battery voltage to drop to minimum 6V at 12V mode or more low at this time the most difficult task to provide a stable 12V output power to PC system...

Page 86: ...m when DC power source higher than this setting Low Voltage When DC power source lower than this setting intelligent vehicle powerboard will run Low voltage Counter When counter time out tBOX311 820 FL will shutdown system automatically and intelligent vehicle power board will stay in standby mode max power consumption is under 5mA Very Low Voltage When DC power source lower than this setting inte...

Page 87: ...er in V 2 V For DC power in V 3 ACC For ACC Ignition ACC means accessories Mainly it acts both notice signal to all electronical devices and also provides DC from battery When user puts car key into ignition and turn the key to this position user can run radio CD player air condition or other electronical accessories in vehicle Below picture is a normal car ignition with ACC position ...

Page 88: ...ure 80 4 Power on cabling example Due to the voltage of ACC is usually the same as V user could connect V with ACC to initial the tBOX311 820 FL 1 Power On without ACC control ACC connect to V 2 Power On with ACC control ACC connector to ignition switch ...

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