AIMB-250 Series LCD Inverter Connector JBKL1 | Advantech specs

AIMB-250 Series

2.4.17LCD Inverter Connector (JBKL1)

Signal

+12V

GND

ENBKL

VR

+5V

PIN

1

2

3

4

5

Note:

For inverters with adjustable Backlight function, it is possible to control the LCD brightness through the VR signal controlled by JMISC. Please see the JMISC section for detailed circuitry information.

2.4.17.1 Signal Description – LCD Inverter Connector (JBKL1)

Signal	Signal Description
VR	Vadj = 0.75V ~ 4.25V (Recommended: 4.7KΩ, >1/16W)
ENBKL	LCD backlight ON/OFF control signal

48 AIMB-250 Series User’s Manual

Image 48

Advantech AIMB-250 Series LCD Inverter Connector JBKL1, Signal Description LCD Inverter Connector JBKL1, GND Enbkl

Contents

Mini-ITX AIMB-250 Series 1st Ed January FCC Statement Copyright NoticeTrademark Acknowledgement AIMB-250 Series Disclaimer Life Support PolicyMessage to the Customer User’s Manual Technical Support Advantech Corp Product Warranty Contents Bios Setup Keyboard Error or no Keyboard Present Memory Size has Changed Since Last BootSystem HALTED, CTRL-ALT-DEL to Reboot Offending Address not Found Hard Disks fail → Unable to recalibrate fixed disk Safety Precautions Packing List Document Amendment History Revision Date CommentJan Initial release Manual Objectives System Specifications System Display Mechanical & Environmental Block Diagram Architecture Overview User’s Manual Intel 855GME and ICH4 AIMB-250 Series ECC Dram Interface Intel 855GME PCI Interface 8 USB VIA VT1616 Audio Codec AIMB-250 Series Chrontel CH7009A TV/DVI Transmitter Page AIMB-250 Series Winbond W83627HF Compact Flash Interface Hardware Configuration Product Overview Installation Procedure Processor Installation Installing Pentium M CPU Installing the Fan and Heat Sink Removing CPU User’s Manual Main Memory DIMM1 AIMB-250 Series Jumper and Connector List Label FunctionJP2, JP3 Connectors KBMS1 Setting Jumpers & Connectors 2 COM1 Pin 9 Signal Select JP1 +5V Ring +12VClear Cmos JBAT1 Protect RS-422 RS-422 RS-485 RS-485 ATX Power Connector ATXPWR1 BIT1 BIT2 OFFVccsb Pwrok GND User’s Manual CPU Fan Connector CFAN1 Signal Description CPU Fan Connector CFAN1TAC AIMB-250 Series Parallel Port Connector & VGA Connector CN1 Signal Description VGA Connector CN1COM RED GND Green DAT Blue Hsync VCC Vsync DCK Serial Port 1 Connector in RS-232 Mode CN1 DCDDTR GND DSR RTS CTS DTR AIMB-250 Series Serial Port 1 Connector in RS-422 Mode CN1 Serial Port 1 Connector in RS-485 Mode CN1 Data DATA+ GND AIMB-250 Series Audio Connector CN2 Audio-In 12 RJ-45 Ethernet / USB 0 & 1, 4 & 5 Connectors CN3, CN413 4/5/8-Wire Touch Screen Connector CN5, optional User’s Manual Floppy Connector FLP1 GND WPT Rdata SIDE1 Dskchg AIMB-250 Series Signal Description Floppy Connector FLP Moatsa User’s Manual Primary IDE Connector IDE1 AIMB-250 Series Secondary IDE Connector IDE2 RESET# IOR#IOW# Iordy AIMB-250 Series LCD Inverter Connector JBKL1 Signal Description LCD Inverter Connector JBKL1GND Enbkl User’s Manual CD-ROM Audio Input Connector JCD1 Signal Description CD-ROM Audio Input Connector JCD1Serial Port 2 Connector JCOM1 AIMB-250 Series Serial Port 3/4 Connector JCOM2, JCOM3 JCOM2 JCOM3 Digital Input / Output Connector JDIO1 Signal Description Digital Input / Output Connector JDIO1Smbclk Smbdata AIMB-250 Series Front Panel Connector JFP1 Signal Description Front Panel Connecter JFP1HDD LED User’s Manual IrDA Connector JIR1 Signal Description IrDA Connecter JIR1Irrx GND Irtx Irrx AIMB-250 Series Lvds Connector JLVDS1 Signal Description Lvds Connector JLVDS12CDAT 2CCLK GND 2CDAT, I 2CCLK User’s Manual Miscellaneous Setting Connector JMISC1 Signal Description Miscellaneous Setting Connecter JMISC1CASEOPEN# VTIN3 GND Thrmdn #MASTER AIMB-250 Series Tmds DVI Connector JTMDS1 Signal Description Tmds Connecter JTMDS1 User’s Manual TV Out Connector JTV1 Signal Description TV Out Connecter JTV1Tvcvb GND TVYFCC2 TVCFCC2 Tvcvb AIMB-250 Series USB Connector 2 & 3 JUSB1 USB Connector 4 & 5 JUSB2Signal Description USB Connecter 2, 3, 4 & 5 JUSB1, JUSB2 System Fan Connector 1 & 2 SFAN1, SFAN2 Signal Description System Fan Connector SFAN1, SFAN2 Bios Setup Starting Setup Press DEL to enter SetupPress F1 to Continue, DEL to enter Setup Using Setup Navigating Through The Menu Bar Case of Problems Getting HelpUser’s Manual To Display a Sub Menu Main Menu User’s Manual Standard Cmos Features Main Menu Selection IDE Adapter Setup User’s Manual Advanced Bios Features CPU FeatureQuick Power On Self Test Virus Warning AIMB-250 Series First/Second/Third/Other Boot Device Boot Up NumLock Status Select power on state for NumLockTypematic Rate Setting Swap Floppy Drive Apic Mode MPS Version Control For OSOS Select for Dram 64MB Report No FDD For WIN95 AIMB-250 Series Advanced Chipset Features Active to Precharge DelayDram Timing Selectable CAS Latency Time User’s Manual Dram RAS# to CAS# Delay Dram Data Integrity ModeSystem Bios Cacheable Video Bios Cacheable Delayed Transaction Delay Prior to ThermalAIMB-250 Series Memory Hole At 15M-16M AGP Aperture Size MB User’s Manual Integrated Peripherals OnChip IDE Device Onboard Device IDE User’s Manual Super IO Device Watch Dog Timer 2E8/IRQ3, AutoECP+EPP IRQ3, IRQ4, IRQ5 User’s Manual Power Management Setup Power ManagementAcpi Function Acpi Suspend Type Power On By Ring Resume By AlarmAIMB-250 Series Modem Use IRQ Soft-Off by PWR-BTTN User’s Manual PnP / PCI Configuration Reset Configuration DataResources Controlled By PCI / VGA Palette Snoop AIMB-250 Series PC Health Status Case Open Warning User’s Manual Frequency / Voltage Control Auto Detect PCI ClkSpread Spectrum CPU Host / 3V66 / PCI Clock AIMB-250 Series Load Fail-Safe Defaults Load Optimized Defaults User’s Manual Set Supervisor / User Password Password Disabled Save & Exit Setup User’s Manual Exit Without Save Drivers Installation Install Driver StepUser’s Manual Click AIMB-250 Mechanical Drawing Unit mm Award Bios Post Error Messages OverviewPost Beep Eisa Configuration Checksum Error Eisa Configuration Is Not Complete User’s Manual Invalid Eisa Configuration Memory Address Error atMemory parity Error at Memory Verify Error at Should Be Empty But Eisa Board Found Should Have Eisa Board But Not FoundSlot Not Empty Keyboard error or no keyboard present Bios ROM checksum error System haltedUser’s Manual Wrong Board In Slot Manufacturing Post loop AIMB-250 Series Post Codes 40.1Normal Post CodeE1-EF User’s Manual AIMB-250 Series User’s Manual AIMB-250 Series AIMB-250 User’s Manual101 AIMB-250 Series 40.2Quick Post Codes AIMB-250 User’s Manual103 AIMB-250 Series 40.3S4 Post Codes SMI 40.4BootBlock Post Codes