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PEAK 637 User‘s Guide

Jumper Setting and Pin Assignment 2-

Chapter 2 Switches and Connectors

This chapter gives the definitions and shows where to locate the positions of switches and

connectors.

Connector Function

CPU Fan Header

J2 SMBUS

Connector

J3, J4

DIMM Socket

Primary IDE Connector

Secondary IDE Connector

J10 Reset

Connector

J12

ATX Power Connector

J13

IDE Active LED

J15 Parallel

Connector

J16

ATX Power Button

J17 FDD

Connector

J18 Speaker

Connector

J19 USB

Connector

J20

External Keyboard Connector

J21 MOUSE

Connector

J22 KEYBOARD

Connector

J23 COM2
J24 COM1
J25

Wake On LAN Connector

JP3 Key

Lock

JP5 IR

Connector

J16: ATX Power Button

PIN No.

Description

1 +3.3V
2 PWRBT#

RTC Clear

JP4

Enabled 1-2

*Disabled N/C

Summary of Contents for PEAK 637

Page 1: ...ty of such damages This document contains proprietary information protected by copyright All rights are reserved No part of this manual may be reproduced by any mechanical electronic or other means in any form without prior written permission of the manufacturer Trademarks PEAK 637 is registered trademarks of NEXCOM Co Ltd IBM PC is a registered trademark of International Business Machines Corpora...

Page 2: ...rful features System architecture Full size SBC with PCI ISA Gold finger Intel Brand New Socket 370 Celeron Pentium III with 66 100MHz FSB PCI V2 1 complied PICMG 1 0 Rev 2 0 complied CPU Support Intel Celeron Pentium III FC PGA CPU with 128 256 cache on die up 850MHz and future Intel 100MHZ FSB CPU to 1GHZ or 1 1GHZ Supports streaming SIMD instruction Main Memory Support SDRAM up to 512MB Max 168...

Page 3: ...Port Bi directional SPP EPP ECP support One 26 pin connector on board Keyboard One PS 2 type connector Mouse One PS 2 type connector USB Supports 2 USB channels share one USB power fuse 6pin header Dimensions 338 mm D 122 mm W Power Requirements 5V 10A Max 12V 500mA Max 12V 50mA Max Environments Operating temperatures 10 C to 60 C Storage temperatures 40 C to 80 C Relative humidity 5 95 RH no cond...

Page 4: ...ocket J8 Primary IDE Connector J9 Secondary IDE Connector J10 Reset Connector J12 ATX Power Connector J13 IDE Active LED J15 Parallel Connector J16 ATX Power Button J17 FDD Connector J18 Speaker Connector J19 USB Connector J20 External Keyboard Connector J21 MOUSE Connector J22 KEYBOARD Connector J23 COM2 J24 COM1 J25 Wake On LAN Connector JP3 Key Lock JP5 IR Connector J16 ATX Power Button PIN No ...

Page 5: ...1 CPU Fan Header Connector PIN No Description 1 GND 2 12V 3 Sense J8 J9 IDE Connector PIN No Description PIN No Description 1 Reset 2 Ground 3 Data 7 4 Data 8 5 Data 6 6 Data 9 7 Data 5 8 Data 10 9 Data 4 10 Data 11 11 Data 3 12 Data 12 13 Data 2 14 Data 13 15 Data 1 16 Data 14 17 Data 0 18 Data 15 19 Ground 20 N C 21 DMA REQ 22 Ground 23 IOW 24 Ground 25 IOR 26 Ground 27 IOCHRDY 28 Ground 29 DMA ...

Page 6: ...ound 20 Ground 21 Ground 22 Ground 23 Ground 24 Ground 25 Ground 26 N C J17 FDD Connector PIN No Description PIN No Description 1 Ground 2 Density Select 3 Ground 4 N C 5 N C 6 Drate0 7 Ground 8 Index 9 Ground 10 Motor Enable A 11 Ground 12 Drive Select B 13 Ground 14 Drive Select A 15 Ground 16 Motor Enable B 17 Ground 18 Direction 19 Ground 20 Step 21 Ground 22 Write Data 23 Ground 24 Write Gate...

Page 7: ... Data 3 N C 4 GND 5 5V J21 Mouse Connector PIN No Description 1 MOUSE DATA 2 N C 3 GND 4 5V 5 MOUSE CLK 6 N C J22 Keyboard Connector PIN No Description 1 KBDATA 2 N C 3 GND 4 5V 5 KBCLK 6 N C J23 J24 RS232 Connector PIN No Description 1 Data Carrier Detect DCD 2 Receive Data RXD 3 Transmit Data TXD 4 Data Terminal Ready DTR 5 Ground GND 6 Data Set Ready DSR 7 Request to Send RTS 8 Clear to Send CT...

Page 8: ...ting and Pin Assignment 2 5 J25 Wake On LAN Connector PIN No Description 1 5VSB 2 GND 3 PME JP3 KEYLOCK Connector PIN No Description 1 VCC 2 N C 3 GND 4 KEYLOCK 5 GND JP5 IR Connector PIN No Description 1 5V 2 IRRXH 3 IRRX 4 GND 5 IRTX ...

Page 9: ...uld set time and can clear the counter function When time is up WDT can send Reset or NMI signal Operator has to write a value into WDT Configuration Register Write the control value to the Configuration Port and clear WDT counter read the Configuration Port Watch Dog Timer character and function WDT Configuration port F2 Default at F2 Watch Dog Timer Disabled 1 Default at disabled Enabled 2 Enabl...

Page 10: ...Disable watch dog timer 1 Select NMI 0 Select Reset Don t care Watch Dog Timer Programming Procedure Power on or reset the system The initial value of WDT Control Register D4 D0 is zero when power is on or reset the system The following means the initial value of WDT 00000000b Bit Value Mean 4 0 Select Reset 3 0 Disable watch dog timer 2 1 0 0 0 0 Select 64 second Initialize the SQW of RTC set SQW...

Page 11: ...the initial value is zero before enabling the WDT WDT Control Register Write to WDT configuration port You can set the WDT Control Register to control the WDT working mode The initial value of the WDT Control Register is as the following Setting the WDT Control Register as AL Mov al 0h Setting initial value 0 for the WDT Control Register You must plan the option of following 1 Select NMI or Reset ...

Page 12: ... Control Register s value to the WDT Configuration Port Then WDT will start according to the above setting MOV dx F2h Setting WDT Configuration Port OUT dx al Output the Control Register Value You should build in a mechanism in the program to continue to read the WDT Configuration Port for clearing WDT before the time out ...

Page 13: ...ing Ctrl Alt and Delete keys If you do not press the keys at the correct time and the system does not boot an error message will be displayed and you will again be asked to PRESS F1 TO CONTINUE CTRL ALT ESC OR DEL TO ENTER SETUP Control Keys Up arrow Move to previous item Down arrow Move to next item Left arrow Move to the item in the left hand Right arrow Move to the item in the right hand Esc ke...

Page 14: ...l appear on the screen The Main Menu allows you to select from ten setup functions and two exit choices Use arrow keys to select among the items and press Enter to accept or enter the sub menu Standard CMOS Setup This setup page includes all the items in a standard compatible BIOS BIOS Features Setup This setup page includes all the items of Award special enhanced features Chipset features setup T...

Page 15: ...ximum performance The OEM manufacturer may change to defaults through MODBIN before the binary image burn into the ROM Integrated Peripherals This category allows you to set up all the on board I O controllers like IDE SCSI FDC etc Supervisor User Password Change set or disable password of supervisor or user It allows you to limit access to the system and Setup or just to Setup IDE HDD auto detect...

Page 16: ... key The time is calculated based on the 24 hour military time clock For example 1 p m is 13 00 00 Primary Master Primary Slave Secondary Master Secondary Slave The categories identify the types of 2 channels that have been installed in the computer If a hard disk has not been installed select NONE and press Enter Drive A type Drive B type The category identifies the types of floppy disk drive A o...

Page 17: ...it will stop for all other errors Memory The category is display only which is determined by POST Power On Self Test of the BIOS Base Memory The POST of the BIOS will determine the amount of base or conventional memory installed in the system The value of the base memory is typically 512K for systems with 512K memory installed on the motherboard or 640K for systems with 640K or more memory install...

Page 18: ...ng a warning message to appear when anything attempts to access the boot sector or hard disk partition table Disabled No warning message to appear when anything attempts to access the boot sector or hard disk partition table Note This function is available only for DOS and other OSes that do not trap INT13 CPU Internal Cache External Cache These two categories speed up memory access However it dep...

Page 19: ...pe is 40 tracks while 760K 1 2M and 1 44M are all 80 tracks Enabled BIOS searches for floppy disk drive to determine if it is 40 or 80 tracks Note that BIOS can not tell from 720K 1 2M or 1 44M drive type as they are all 80 tracks Disabled BIOS will not search for the type of floppy disk drive by track number Note that there will not be any warning message if the drive installed is 360K Boot Up Nu...

Page 20: ... be asked to enter password Do not type anything and just press Enter it will disable security Once the security is disabled the system will boot and you can enter Setup freely PCI VGA Palette Snoop Enable PCI controller support PCI VGA palette snoop or not if enabled VGA cycle will transfer to ISA bus If disabled VGA cycle only transfer to PCI bus OS Select for DRAM 64MB This segment is specifica...

Page 21: ...rol Enable enable secondary IDE port and BIOS will assign IRQ15 for this port Disable disable secondary IDE port and IRQ15 is available for other device The item is optional only for PCI BIOS 3 Some of the sound cards have an onboard CD ROM controller which uses IDE Secondary Port In order to avoid PCI IDE conflict the IDE secondary channel control has to select disable then CD ROM can work ...

Page 22: ...MOS Many fields in this screen are not available when Auto Configuration is Enabled The Choice Enabled Disabled EDD DRAM Speed Selection The DRAM timing is controlled by the DRAM Timing Registers The timings programmed into this register are dependent on the system design Slower rates may be required in certain system designs to support loose layouts or slow memory 50ns DRAM Timing Type 60ns DRAM ...

Page 23: ...00h F7FFFh resulting in better video performance However if any program writes to this memory area a system error may result Enabled Video BIOS access cached Disabled Video BIOS access not cached Video RAM Cacheable Select Enabled allows caching of the video RAM resulting in better system performance However if any program writes tothis memory area a system error may result 8 Bit I O Recovery Time...

Page 24: ...space Host cycles that hit the aperture range are forwarded to the AGP without any translation The choice 4 8 16 32 64 128 256 Auto Detect DIMM PCI Clk When enabled this item will auto detect if the DIMM and PCI socket have devices and will send clock signal to DIMM and PCI devices When disabled it will send the clock signal to all DIMM and PCI socket The choice Enabled Disabled Spread Spectrum Th...

Page 25: ...de 1 hr Suspend Mode 1 hr and HDD Power Down 15 min Max Power Saving Maximum power management Doze Mode 1 min Standby Mode 1 min Suspend Mode 1 min and HDD Power Down 1 min User Define Allows you to set each mode individually When not disabled each of the ranges are from 1 min to 1 hr except for HDD Power Down which ranges from 1 min to 15 min and disable PM Control by APM When enabled an Advanced...

Page 26: ...ime of system inactivity all devices except the CPU will be shut off HDD Power Down When enabled and after the set time of system inactivity the hard disk drive will be powered down while all other devices remain active Throttle Duty Cycle When the system enters Doze mode the CPU clock runs only part of the time You may select the percent of time that the clock runs The Choice 12 5 25 0 37 5 50 0 ...

Page 27: ...eset Configuration Data Normally you leave this field Disabled Select Enabled to reset Extended System Configuration Data ESCD when you exit Setup if you have installed a new add on and the system reconfiguration has caused such a serious conflict that the operating system cannot boot The choice Enabled and Disabled Assing IRQ For VGA Assing IRQ for VGA Enabled Not assign IRQ for VGA Disabled IRQ ...

Page 28: ... Slot 1 use IRQ No Assign IRQ to slot 1 2 3 4 by User or Auto Used MEM base addr Select a base address for the memory area used by any peripheral that requires high memory The Choice C800 CC00 D000 D400 D800 DC00 N A Assing IRQ For USB Assing IRQ for USB Enabled Not assign IRQ for USB Disabled PCI Latency Timer CLK Adjust PCI Latency Timer by users ...

Page 29: ...tically determines the best mode for each device IDE Primary Secondary Master Slave UDMA Ultra DMA 33 implementation is possible only if your IDE hard drive supports it and the operating environment includes a DMA driver Windows 95 OSR2 or a third party IDE bus master driver If your hard drive and your system software both support Ultra DMA 33 select Auto to enable BIOS support The Choice Auto Dis...

Page 30: ...ermine which Infra Red IR function of onboard I O chip The Choice IrDA 1 0 Standard ASKIR HPSIR RxD TxD Active This item allows you to determine the active of RxD TxD The choice Hi Hi Lo Lo Lo Hi Hi Lo IR Transmission delay This item allows you to enable disable IR transmission delay The choice Enabled Disabled Onboard Parallel Port This item allows you to determine access onboard parallel port co...

Page 31: ...ssword every time your system is rebooted This would prevent unauthorized use of your computer You determine when the password is required within the BIOS Features Setup Menu and its Security option see Section 4 If the Security option is set to System the password will be required both at boot and at entry to Setup If set to Setup prompting only occurs when trying to enter Setup IDE HDD Auto Dete...

Page 32: ...t device Then reboot the system DISKETTE DRIVES OR TYPES MISMATCH ERROR RUN SETUP Type of diskette drive installed in the system is different from the CMOS definition Run Setup to reconfigure the drive type correctly DISPLAY SWITCH IS SET INCORRECTLY Display switch on the motherboard can be set to either monochrome or color This indicates the switch is set to a different setting than indicated in ...

Page 33: ... KEYBOARD PRESENT Cannot initialize the keyboard Make sure the keyboard is attached correctly and no keys are being pressed during the boot If you are purposely configurating the system without a keyboard set the error halt condition in Setup to HALT ON ALL BUT KEYBOARD This will cause the BIOS to ignore the missing keyboard and continue the boot Memory Address Error at Indicates a memory address ...

Page 34: ...x BIOS Reference POST Codes Note ISA POST codes are output to port address 80h POST hex Description C0 1 Turn off OEM specific cache shadow 2 Initialize all the standard devices with default values standard devices includes DMA controller 8237 Programmable Interrupt Controller 8259 Programmable Interval Timer 8254 RTC chip C1 Auto detection of onboard DRAM Cache C3 1 Test system BIOS checksum 2 Te...

Page 35: ...ST will go faster 01 Clear base memory 0 640K 0C Initial interrupt vector 00 1FH 0D Initial ISA VGA 41H Enable FDD and detect media type FFH Boot from FDD BIOS Default Drive Table This is a current list of the drive type table contained in Setup Type Size MB Cylinders Heads Sectors Write Precomp Land Zone Example Model 1 10 306 4 17 128 305 TEAC SD510 MMI 112 5412 2 20 615 4 17 300 615 Seagate ST2...

Page 36: ... Maxtor 1105 1120 4780 31 83 925 11 17 None 1023 Maxtor 1170 32 69 1024 9 17 None 926 CDC 9415 33 85 1024 10 17 None 1023 34 102 1024 12 17 None 1023 35 110 1024 13 17 None 1023 36 119 1024 14 17 None 1023 37 17 1024 2 17 None 1023 38 136 1024 16 17 None 1023 39 114 918 15 17 None 1023 Maxtor 1140 4380 40 40 820 6 17 None 820 Seagate ST251 41 42 1024 5 17 None 1023 Seagate 4053 Miniscribe 3053 605...

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