SLOT1 CPU INSTALLATION GUIDE ...................................................P-1
✒
REMARK
INTEL
All other brands and product names are trademarks registered trademarks of their
respective companies.
®
is a registered trademark of Intel Corporation.
i
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B686
Chapter 1
Motherboard
Feature
Introduction
SPECIFICATIONS
System Chipset
CPU
Memory Subsystem
Integrated I / O
®
Intel
Pentium
Expandable to 384MB(3 banks) with 168-Pin
SDRAM(DIMM) Socket X3
Two high speed 16550 compatible serial ports, one
Multi-Mode Parallel Port fixed SPP/EPP/ECP
standard
Two PCI Bus master Ultra DMA/33 IDE port (up to
4 IDE Devices)
Support two 360KB / 720KB / 1.2MB / 1.44MB /
2.88MB / floppy disk driver
Support LS120 drives, ZIP 100 drives
Support two USB ports
440LX chip set ,Winbond 83977TF-AW
®
II Klamath CPU 233MHz ~ 333MHz
Support IrDA TX / RX header
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On-Board W83781D
BIOS
CPU/Power Supply /chassis Fan Revolution
Detect
CPU Fan Control ( the fan will automatically stop
when the system enters suspend mode)
CPU Overheat Warning(reserved)
Chassis Intrusion Detect (reserved)
Display Actual Current Voltage
1MB Flash ROM
Award AGP BIOS with green, plug and play, ACPI,
DMI feature support
Expansion slot
EXTRA Function
Support secondary device boot
Four 32-bit PCI Slots & three 16-bit ISA Slots
Support 3.3/5V PCI 2.1 bus Interface
Support Keyboard and PS/2 Mouse ON-NOW
Function
Suspend LED on/off
Win95 soft power off
External SMI
Wake up by ring
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Keyboard Connector
Others
Dimension
PS/2 Keyboard and PS/2 mouse Connector
Windows 95 Compatible
ATX size (350mm x 190mm), 4-layer PCB
POWER OFF CONTROL SOFTWARE
The motherboard design supports software power off Control feature
through the SMM code in the BIOS under Win95 operating system
environment. This is INTEL ATX form factor feature and you should use
ATX power supply.
First, you should connect the power switch cable (provided by the ATX
case Supplier) to the connector [ PW_ON ] on the motherboard. In the BIOS
screen of “POWER MANAGEMENT SETUP”, choose “User Defined”(or
min power saving or Max power saving) in “POWER MANAGEMENT” and
choose “Yes” in “PM Control by APM”.
In Windows 95 the “ SHUT DOWN “ option , the computer’ s Power will
switch off automatically and put the PC in a suspend mode. A bunking power
light will indicate this. To restart the system , simply press the Power Button.
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PACKAGING CHECK LIST
The motherboard comes securely packed in a durable box and shipping
carton. If any of the above items are missing or damaged , please contact
your supplier.
The motherboard contains:
Q’TYDescription
1
1
1
1
1Manual :User’s manual
Motherboard : B686
Diskette : Bus master driver
Award system BIOS utility W83781D AP
Cable : Enhanced IDE connector
Cable : F.D.D connector
1Temperature Resister : use for temperature sensor
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Chapter 2
Setup
Guide
T: Mouse
B: K/B
USB 1 / 2
Motherboard Layout Drawing
1
CPU Fan
3
T: LPT1
B:COM1/2
JP1
JP2
Winbond
3V
Battery
W83781D
ATX POWER
Connector
W83977F-AW
Intel
440LX
AGP set
SLOT 1
AGP SLOT
PC I 1
PC I 2
PC I 3
PC I 4
ISA 1
DIMM1
JP5
JP6
Intel
FW82371AB
PCI se t
DIMM2
FDD Connector
DIMM3
IDE 2
C PU FREQ JP5 JP6 JP7 JP8
233 M Hz S 0 0 S
266 MHz 0 S S S
300 MHz 0 S 0 S
333 MHz 0 0 S S
J3(USB1,USB2)- Universal Serial Bus (USB) Connectors
USB1 PinSignal NameUSB2 PinSignal Name
1USB VCC 0 1USB VCC 1
2USB Data - 2USB Data -
3USB Data + 3USB Data +
4USB GND 0 4USB GND 1
J2- Infrared Connector: IR
Pin Signal Name
1
2
3
4
5
7
8
6,9,10
VCC
FIRRX (N)
IRRX
GND
IRTX
CIRRX (N)
5VSB
NC
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FAN CONNECTOR
JP2
1
23
Fan Out +12V FanIN
JP4
1
23
GND +12V GND
JP2:For CPU COOL FAN CONNECTOR
***this fan can be controlled by w83781D AP ***(on/off)
JP4:This fan is used in CPU COOL FAN.
JP9: FAN CONNECTOR
***controlled by w83781D AP***
JP10 OTHER JUMPER SETTING
JP9
1
23
GND +12V FanIN
HDDLED
P2 5
P2 6
KEYLOCK
+
PWR_LED
PB_BT
+
10
SUS_LEDON
RESET
+
EXTSMI
SPEAKER
K
P1
P2
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Pin NameDescription
1-3 EXTSMISuspend mode
7-9 SUS _ LEDONSuspend mode LED
13-15 PB_BTPower buttem
23-25 HDLEDHard Disk LED
2-8 SPEAKERSpeaker
12-14 RESETReset buttom
18-22 PWR _ LEDPower LED
24-26 KEYLOCKKey Lock
JP1 – CMOS CLEAR
Description JP4
Normal (default) 1-2
Clear CMOS 2-3
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MEMORY INSTALLATION
No jumper setting is necessary for DRAM setting, BIOS will check
DRAM type and size automatically. B686 main board contains 3 by
168-pin DIMM sockets (DIMM1,DIMM2,and DIMM3) . B686 main
board has table-free ( or auto-bank ) feature and user can install DIMM
into any bank. The three DIMMs Sockets for system memory
expansion from 8MB to 384 MB. Each bank provides 64-bit wide data
path.
NOTE: Samples of System Memory Combinations Options
Award BIOS ROM has a built-in Setup program that allows users to
modify the basic system configuration. This type information is stored in
battery-backed RAM so that it retains the Setup information when the power
is turned off.
Entering Setup
Power on the computer and press <Del> immediately will allow you to
enter Setup. The other way to enter Setup is to power on the computer ,
when the below message appears briefly at the bottom of the screen during
the POST (Power On Self Test), press <Del> key or simultaneously press
<Ctrl>, <Alt>, and <Esc> keys.
TO ENTER SETUP BEFORE BOOT PRESS CTRL-ALT-ESC OR
DEL KEY
If the message disappears before you respond and you still wish to enter
Setup, restart the system to try again by turning it OFF then ON or pressing
the “RESET” button on the system case. You may also restart by
simultaneously press <Ctrl>, <Alt> and <Del> 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,
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PRESS F1 TO CONTINUE, CTRL-ALT-ESC OR DEL TO ENTER
SETUP
Control Keys
Up ArrowMove to previous item
Down ArrowMove to next item
Left ArrowMove to the item in the left hand
Right Arrow Move to the item in the right hand
Esc KeyMain Menu Quit and not to save changes to CMOS
Status Page setup menu and Option Page
Setup Menu Exit current page and return to Main Menu
PgUp KeyIncrease the numeric value or make changes
PgDn KeyDecrease the numeric value or make changes
F1 KeyGeneral help, only for Status Page Setup Menu and Option
Setup Menu
F2 KeyChange color from total 16 colors
F3 KeyCalendar, only for Status Page Setup Menu
F4 KeyReserved
F5 KeyRestore the previous CMOS value from BIOS, only
for Option Page Setup Menu
F6 KeyLoad the default CMOS value from BIOS default table, only
for Option Page Setup Menu
F7 KeyLoad the default
F8 KeyReserved
F9 KeyReserved
F10 KeySave all the CMOS changes, only for Main Menu
Getting Help
Main Menu
The on-line description 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 up a small help window that describes the appropriate
keys to use and the possible selections for the highlighted item. To exit the
Help Window press <Esc>.
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The Main Menu
Once you enter Award BIOS CMOS Setup Utility, the Main Menu will
appear on the Screen.. Use arrow keys to select among the items and
press to accept or enter the sub-menu.
ROM PC/ISA BIOS (2A69JPNA)
CMOS SETUP UTILITY
AWARD SOFTWARE, INC.
STANDARD CMOS SETUP
BIOS FEATURE SETUP
CHIPSET FEATURES SETUP
POWER MANAGEMENT SETUP
PNP/PCI CONFIGURATION
LOAD BIOS DEFAULTS
LOAD SETUP DEFAULTS
Esc : Quit←↑↓→ : Select Item
F10 : Save & Exit Setup(Shift) F2 : Change Color
Standard CMOS Setup
This setup page includes all the items in standard compatible BIOS.
BIOS Features Setup
INTEGRATED PERIPHERALS
SUPERVISOR PASSWORD
USER PASSWORD
IDE HDD AUTO DETECTION
SAVE & EXIT SETUP
EXIT WITHOUT SAVING
This setup page includes all the items of Award special enhanced features.
Chipset Features Setup
This setup page includes all the items of chipset special features.
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Power Management Setup
This menu provides functions for Green products by allowing users to set the
timeout value for monitor and HDD.
PNP / PCI CONFIGURATION SETUP
This menu allows the user to modify PNP / PCI configuration function.
Load BIOS Defaults
BIOS defaults indicates the most appropriate value of the system parameter
which the system would be in minimum performance.
Load Setup Defaults
Chipset defaults indicates the values required by the system for the maximum
performance.
INTEGRATED PERIPHERALS
This section page includes all the items of IDE hard drive and Programmed
Input / Output features.
Supervisor / User Password Setting
Change, set, or disable password. It allows you to limit access to the system
and Setup, or just to setup.
IDE HDD Auto Detection
Automatically configure hard disk parameters.
HDD Low Level Format
If supported by your system, this provides a hard disk low level format
utility.
Save & Exit Setup
Save CMOS value changes to CMOS and exit setup.
Exit Without Saving
Abandon all CMOS value changes and exit setup.
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Standard CMOS Setup
The items in Standard CMOS Setup Menu are divided into several
categories. Each category includes no, one or more than one setup items.
Use the arrow keys to highlight the item and then use the <PgUp> or
<PgDn> keys to select the value you want in each item.
ROM PCI/ISA BIOS (2A69JPNA)
STANDARD CMOS SETUP
AWARD SOFTWARE, INC.
Date (mm:dd:yy) : Wed, Dec 28 1994
Time (hh:mm:ss) : 12:35:50
Drive A : 1.44M, 3.5 in.
Drive B : None
3 Mode : Disable
Video : EGA/VGA
Halt On : All Errors
ESC : Quit
F1 : Help
:
:
Auto
Auto
:
:
Auto
SIZECYLSHEADPRECOMPLANDZSECTORMODE
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
: Select Item PU/PD/+/-:Modify
(Shift) F2 : Change Color
0
0
0
0
Base Memory : 640K
Extended Memory : 7168K
Other Memory : 384K
Total Memory : 8192K
0
0
0
0
Auto
Auto
Auto
Auto
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BIOS Features Setup
ROM PCI/ISA BIOS (2A69JPNA)
AWARD SOFTWARE, INC
BIOS FEATURE SETUP
Virus Warning: DisabledVideo BIOS Shadow
CPU Internal Cache: EnabledC8000-CBFFF Shadow
External Cache: EnabledCC000-CFFFF Shadow
Quick Power On Self Test: EnabledD0000-D3FFF Shadow
Boot Sequence: A, C ,SCSID4000-D7FFF Shadow
Swap Floppy Drive: DisabledD8000-DBFFF Shadow
Boot Up Floppy Seek
Boot Up NumLock Status: On
Boot Up System Speed: High
Gate A20 Option: Fast
Typematic Rate Setting: Disabled
Typematic Rate (Chars/Sec): 6
Typematic Delay (Msec): 250
Security Option: Setup
PCI/VGA Palette Snoop: Disabled
OS Select For DRAM > 64MB: Non-OS2
:
Enabled
DC000-DFFFF Shadow
Esc : Quit ↑↓→← : Selection Item
F1 : Help PU/PD/+/- : Modify
F5 : Old Values (Shift) F2 : Color
F6 : Load BIOS Default
F7 : Load Setup Default
This category flashes on the screen. During and after system boots up, any
attempt to write to the boot sector or partition table of the hard disk drive will
halt the system and the following error message will appear, in the mean
time , you can run anti-virus programs to locate the problem.
!WARNING!
Disk boot sector is to be modified
Type “Y” to accept write or “N” to abort write
Award Software, Inc.
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EnabledActivate automatically when the system boots up causing a
warning message to appear when anything attempts to access
the boot sector or hard disk partition table.
DisabledNo warning message to appear when anything attempt to
access the boot sector or hard disk partition table.
CPU Internal Cache/External Cache
These two categories speed up memory access. However, it depends on
CPU/chipset design. The default value is Enabled.
Enabled:Enabled cache
Disabled: Disabled cache
Quick Power On Self Test
This category speeds up Power On Self Test (POST) after you power on the
computer. If it is set to Enable, BIOS will shorten or skip some check items
during POST.
Enabled: Enable quick POST
Disabled:Normal POST
Boot Sequence
This category determines which drive computer searches first for the hard
disk operation system (i.e., DOS).
A, C,SCSI:System will first search for floppy disk drive then second
search hard disk driver, then SCSI driver.
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C,A,SCSI/ D,A,SCSI/ E,A,SCSI/ F,A,SCSI:
System will first search for IDE hard disk driver ( C: D: or E:
or F☺ then second search floppy disk driver then SCSI hard
disk driver.
SCSI,A,C:System will first search SCSI hard disk driver then second
search for floppy disk driver then IDE hard disk driver.
CDROM,C,A:
System will first search for the CDROM driver ( If the
CDROM has a bootable CD title.)and second search hard disk
driver then floppy disk driver .
C,CDROM,A:
System will first search for the hard disk driver and second
search for CDROM driver ( If the CDROM has a bootable CD
title,) then searches floppy disk driver.
LS120,C:System will first search LS120 disk driver and second search
for IDE hard disk driver.
Swap Floppy Drive
Users can enable this item so that the BIOS will see the hardware “Drive A:”
as “Drive B:”” , and hardware “Drive B:”” as “Drive A:””.
Boot Up Floppy Seek
During POST, BIOS will determine if the Floppy disk drive installed is 40 or
80 tracks. 360 K type is 40 tracks while 720K, 1.2M and 1.44M drive type
as they 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.
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Boot Up NumLock Status
The default value is On.
On: Keypad is number keys
Off: Keypad is arrow keys
Boot Up System Speed
It selects the default system speed – the speed that the system will run at
immediately after power up.
High:Set the speed to high
Low: Set the speed to low
Gate A20 Option
The Gate A20 Option default setting is fast.”. This is the optimum
setting for this mainboard.
Typematic Rate Setting
This determines the typematic rate.
Enabled:Enable typematic rate
Disabled:Disable typematic rate
Typematic Rate (Chars/Sec)
6 : 6 characters per second
8 : 8 characters per second
10 : 10 characters per second
12 : 12 characters per second
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15 : 15 characters per second
20 : 20 characters per second
24 : 24 characters per second
30 : 30 characters per second
Typematic Delay (Msec)
When holding the key, the time between the first and second character will be
displayed.
250 : 250 msec
500 : 500 msec
750 : 750 msec
1000 : 1000 msec
Security Option
This category allows you to limit access to the system and Setup, or just to
Setup.
System:The system will not boot and access to Setup will be denied if
the correct password is not entered at the prompt.
Setup:The system will boot, but access to Setup will be denied if the
correct password is not entered at the prompt.
Note: To disable security, select PASSWORD SETTING at Main Menu and
then you will 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.
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Video BIOS Shadow
It determines whether video BIOS will be copied to RAM, however, it is
optional from chipset design. Video shadow will increase the video
speed.
Enabled:Video shadow is enabled
Disabled:Video shadow is disabled
C8000-CBFFF Shadow/DC000-DFFFF Shadow
These categories determine whether optional ROM will be copied to RAM
by 16K byte.
Enabled:Optional shadow is enabled
Disabled:Optional shadow is disabled
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Chipset Features Setup
ROM PCI/ISA BIOS (2A69JPNA)
CHIPSET FEATURES SETUP
AWARD SOFTWARE, INC
Auto Configuration
DRAM Speed Selection
MA Wait State
EDO RAS# To CAS#
EDO RAS# Precharge Time
EDO DRAM Read Burst
EDO DRAM Write Burst
DRAM Data Integrity Mode: Non-ECCCurrent CPUFAN2 Speed
CPU-To-PCI IDE Posting: EnabledCurrent CPUFAN3 Speed
System BIOS Cacheable: DisabledIN0 (V):IN1 (V)
Video BIOS Cacheable: DisabledIN2 (V):+ 5 V
Video RAM Cacheable: Disabled+12 V- 12 V
8 Bit I/O Recovery Time: 1- 5 V
16 Bit I/O Recovery Time: 1
Memory Hole At 15M-16M
Passive Release
Delayed Transaction
AGP Aperture Size (MB)
SDRAM RAS-to-CAS Delay
SDRAM RAS Precharge Time
: Enabled
: 60ns
: Slow
: 3
: 3
: x333
: x222
: Disabled
: Enable
: Disabled
: 64
: Slow
: Slow
SDRAM CAS latency Time
Auto Detect DIMM/PCI Clk
Spread Spectrum Modulated
CPU Warning Temperature
Current System Temp
Current CPU1 Temperature
Current CPUFAN1 Speed
Esc : Quit ↑↓→← : Selection Item
F1 : Help PU/PD/+/- : Modify
F5 : Old Values (Shift) F2 : Color
F6 : Load BIOS Default
F7 : Load Setup Default
: 3
: Enabled
: Disabled
: Disabled
: 0± D043
;!1!SQN
;!1!SQN
;!1!SQN
This setup menu is optimized for this motherboard by your computer vendor.
Unless you are a qualified engineer & know the items, functions you are
going to modify. We do not recommend you to change the default setting.
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Power Management
ROM PCI/ISA BIOS (2A69JPNA)
POWER MANAGEMENT SETUP
AWARD SOFTWARE, INC.
Power Management: User Define ** Reload Global Timer Events **
PM Control by APM: YesIRQ [3-7,9-15],NMI : Enabled
Video Off Method: V/H SYNC+BlackPrimary IDE 0 : Disabled
Video Off After : StandbyPrimary IDE 1 : Disabled
MODEM Use IRQ: NASecondary IDE 0 : Disabled
Doze Mode: DisabledSecondary IDE 1 : Disabled
Suspend Mode: DisabledFloppy Disk: Disabled
HDD Power Down: DisabledSerial Port : Enabled
Throttle Duty Cycle: 62.5 %Parallel Port : Disabled
ZZ Active in Suspend: Disabled
VGA Active in Suspend: Enabled
Soft-off by PWR-BTTN: Delay 4 Sec
CPUFAN off In Suspend: Enabled
Resume by Ring: Disabled
IRQ 8 Break Suspend: Disabled
ESC: Quit ↑↓→←: Select Item
F1 : Help PU / PD / + / - : Modify
F5 : Old Values (Shift)F2 : Color
F6 : Load BIOS Defaults
F7 : Load Setup Defaults
This category determines the power consumption for the system after
selecting below items. Default value is Disabled. The following pages tell
you the options of each item & describe the meanings of each option.
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ItemOptionsDescriptions
A. Power Management1. DisableGlobal Power Management will
be disabled
2. User DefineUsers can configure their own
power management
3. Min SavingPre-defined timer values are used
such that all timers are in their
MAX value
4. Max SavingPre-defined timer values are used
such that all timers MIN value
ItemOptionsDescriptions
3 PM Control by APM1. NoSystem BIOS will ignore APM
when power managing the system
2. YesSystem BIOS will wait for APM’ s
prompt before it enter any PM
mode e.g. DOZE, STANDBY or
SUSPEND
Note: If APM is installed, & if there is a task running,
even the timer is time out, the APM will not prompt the
BIOS to put the system into any power saving mode!
Note: − if APM is not installed, this option has no effect
To make the APM function work, users have to install
power.exe (supported by MS-DOS 5.0 or higher) in
Config.exe. To make the Windows 3.1 work regularly,
in “ Windows Setup”, users have to set the
“Computer” item to “ MS-DOS System with APM”
C. Video Off Option1. Always OnSystem BIOS will never turn off
the screen
2. Suspend
−> Off
3. Susp, Stby
−> Off
Screen off when system is in
SUSPEND mode
Screen off when system is in
STANDBY or SUSPEND mode
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4. All Modes
−> Off
D. Video1. Blank ScreenThe system BIOS will only blanks
2. V/H SYN
C+Blank
ItemOptionsDescriptions
D. Video3. DPMSThis function is enabled for only
E. HDD Power Down1. DisableHDD’ s motor will not off
(#) Remark 22.1 Min
2 Min
3 Min
4 Min
5 Min
6 Min
7 Min
8 Min
9 Min
10 Min
11 Min
12 Min
13 Min
14 Min
15 Min
3. When SuspendBIOS will turn the HDD’ s motor
Note:
- (2) & (3) can’ t be selected at the same time
- When HDD is in power saving mode, any access
to the HDD will wake the HDD up
Screen off when system is in
DOZE, STANDBY or SUSPEND
mode
off the screen when disabling
video
In addition to (1), BIOS will also
turn off the V-SYNC & HSYNC signals form VGA cards to
monitor
the VGA card supporting DPM
Defines the continuous HDD idle
time before the HDD entering
power saving mode (motor off)
off when system is in SUSPEND
mode
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ItemOptionsDescriptions
3 Doze Mode
(*) Remark 1
3 Standby Mode
(*) Remark 1
1. DisableSystem will never enter DOZE
mode
2.10
20
30
40
1
3
5
10
15
20
30
40
1
2
3
Note: Normally, STANDBY mode puts the system
into low speed or 8 MHz, screen may be
off depend on (E)
1. DisableSystem will never enter
2.10
20
30
40
1
3
5
10
15
20
30
40
1
2
3
Normally, STANDBY mode puts the system into low
speed or 8, screen may be off depend on (E)
Sec
Sec
Sec
Sec
Min
Min
Min
Min
Min
Min
Min
Min
Hr
Hr
Hr
Sec
Sec
Sec
Sec
Min
Min
Min
Min
Min
Min
Min
Min
Hr
Hr
Hr
Defines the continuous idle time
before the system entering DOZE
mode.
If any item defined in (J) is
enabled & active, DOZE timer
will be reloaded.
STANDBY mode
Defines the continuous idle time
before the system entering
STANDBY mode.
If any item defined in (J) is
enabled & active, STANDBY
timer will be reloaded
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ItemOptionsDescriptions
H. Suspend Mode
(*) Remark 1
I. PCI Master Activity
COM Ports Activity
LPT Ports Activity
20 Sec
30 Sec
40 Sec
1 Min
3 Min
5 Min
10 Min
15 Min
20 Min
30 Min
40 Min
1 Hr
2 Hr
3 Hr
Note: Normally, SUSPEND mode puts the system
into low speed or 8 MHz, clock is stopped,
screen may be off depend on (E)
1. DisableThe specified event’ s activity will
2. EnableThe specified event’ s activity
Defines the continuous idle time
before the system entering
SUSPEND mode.
if any item defined in (J) is
enabled & active, SUSPEND
timer will be reloaded
not affect the PM timers
causes the PM Timers to be
reloaded.
i.e. the Power Management
Unit(PMU) monitors the specified
activities as PM events
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* Remark 1: All items mark with (*) in this menu, will be loaded with
predefined values as long as the item "Power Management" is not configured
to "User Defined"
# Remark 2: Although the item "HDD Power Down" is not controlled
by item "Power Management" in terms of timer value, the HDD (s) will not
power down if the global power management is disabled!
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PNP / PCI Configuration Setup
ROM PCI/ISA BIOS(2A69JPNA)
PNP/PCI CONFIGURATION
AWARD SOFTWARE, INC.
PNP OS Installed: NoPCI IDE IRQ Map TO:ISA
Resources Controlled By: Auto
Reset Configuration Data: Disabled
ESC: Quit ↑↓→←: Select Item
F1 : Help PU / PD / + / - : Modify
F5 : Old Values
(Shift)F2 : Color
F6 : Load BIOS Defaults
F7 : Load Setup Defaults
The following pages tell you the options of each item & describe the
meanings of each option.
ItemOptionsDescriptions
A. 1st Available IRQ
2nd Available IRQ
3rd Available IRQ
4th Available IRQ
3
4
5
7
The system BIOS will assign these 4
available IRQs to the found PCI devices
9
10
11
12
14
15
NA
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ItemOptionsDescriptions
B. PCI IDE 2nd ChannelEnable
Disable
C. PCI IDE IRQ Map ToPCI-
AUTO
PCISLOT1
PCISLOT2
ISA
Enable/disable 2nd channel of PCI/IDE card.
It includes I/O port (170H~177H) and IRQ 15
assignment
PCI-AUTO
The BIOS will:
− scan for PCI IDE devices &
determine the location of the PCI
IDE device
F. Primary IDE INT#
Secondary IDE INT#
PCIAUTO
PCISLOT1
PCISLOT2
ISA
A
B
PCI-SLOT1
PCI-SLOT2
− assign IRQ 14 for primary IDE INT#
IRQ 15 for secondary IDE INT# for the
specified slot
ISA
− The BIOS will not assign any IRQs even
if PCI IDE card is found!
Because some IDE cards connect the
IRQ 14 & 15 directly from ISA slot through a
cord. (This cord is called Legacy Header)
To tell which INT# does the PCI IDE card is
using for its interrupts
Your computer vendor optimizes the other items, please do not modify them
unless you know its function exactly.
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B686
INTEGRATED PERIPHERALS
ROM PC/ISA BIOS(2A69JPNA)
INTEGRATED PERIPHERALS
AWARD SOFTWARE, INC.
IDE HDD Block Mode: EnableUART Mode Select
IDE Primary Master PIO: AUTO
IDE Primary Slave PIO: AUTO
IDE Secondary Master PIO: AUTOOnboard Parallel Port
IDE Secondary Slave PIO: AUTOParallel Port Mode
IDE Primary Master UDMA: AUTO
IDE Primary Slave UDMA: AUTO
IDE Secondary Master UDMA: AUTO
IDE Secondary Slave UDMA: AUTO
On-Chip Primary PCI IDE: Enabled
On-Chip Secondary PCI IDE: Enabled
USB keyboard Support: Disabled
POWER ON Function
KBC input clock
Onboard FDC Controller: Enabled
Onboard Serial 1
Onboard Serial 2
: Button Only
: 8MHZ
: 3F8/IRQ4
: 2F8/IRQ3
Esc : Quit ↑↓→← : Selection Item
F1 : Help PU/PD/+/- : Modify
F5 : Old Values (Shift) F2 : Color
F6 : Load BIOS Default
F7 : Load Setup Default
: Normal
: 378H/IRQ
: SPP
This setup menu is optimized for this motherboard by your computer vendor.
Unless you are a qualified engineer & know the items, function you are going
to modify. We do not recommend you to change the default setting.
!
This Motherboard ( B686 ) can support “ ON-NOW”
Function, so the item of “POWER ON Function” is
Enabled.
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Load BIOS Default
When you access "Load BIOS Default", the following message appears:
Load BIOS Default (Y/N) ?N
The BIOS Default values are the "worst case" default, and are the most stable
values for the system. Use them if the system is performing erratically due
to hardware problems. To load the BIOS Default values, press <Y> then
<Enter>.
Load Setup Default
When you access "Load Setup Default", you are shown the following
message:
Load Setup Default (Y/N) ?N
The Setup Default values represent the "best case" defaults, and should
provided optimum system performance. To load the Setup Default values,
press <Y> then <Enter>.
Supervisor / User Password Setting
When you select this function, the following message will appear at the
center of the screen to assist you in creating a password.
ENTER PASSWORD
Type the password, up to eight characters, and press <Enter>. The
password typed now will clear any previously entered password from CMOS
memory. You will be asked to confirm the password. Type the password
again and press <Enter>. You may also press <Esc> to abort the selection
and not enter a password.
If you select System at Security Option of BIOS Features Setup Menu, you
will be prompted for the password every time the system is rebooted or
anytime you try to enter Setup. If you select Setup at Security Option of
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BIOS Features Setup Menu, you will be prompted only when you try to enter
Setup.
IDE HDD Auto Detection
This feature allows you to check all the information on your hard disk
formation. When you access "IDE HDD Auto Detection", the system
executes auto detection.
At the prompt, it represents all the information on your HDD, and you are
asked:
Do you accept this drive C: (Y/N) ?
1If you accept the test result, press [Y] then [Enter] and the result is
saved, then the system continues to detect another HDD.
2If not, press [N] then [enter] and the system continues to detect another
HDD.
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Winbond W83781D Setup Guide
The w83781D supports 3 Temperature Resister Sensors , voltage detection,
and fan speed sensor control.
1. 3 Temperature Resister Sensors:
a. RT2: This function is the CPU’s temperature sensor.
b. RT1/RT3: These functions are the temperature sensor for the surrounded
PC environment.
c. You can connect the temperature resister wire to the RT2 socket in order
to sensor the CPU’ s temperature, when you have placed the
temperature resister wire , tape the wire on top of the CPU heat sink.
d. You can connect the temperature resister wire to the RT1 socket in order
to control the system fan (JP9),when over temperature 60 degree
(default),the fan will turn on.
e. If you put the resister on top of RT1,RT2,RT3, you will be able to read
the temperature on W83781D AP.
2. Fan speed sensor control:
a. JP2 is the CPU’ s Fan speed sensor control.
b. JP9 is the system Fan.
c. JP2 and JP9 is an optional function.
3. Voltage detection:
You can see the Voltage detection on W83781D AP.
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