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JETWAY J-791A, User Manual

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JETWAY J-791A User Manual Download Page 6

 
 
 
                                                                                                                                                                                                                                                                                                                                                         

 
 
 

 

5 

Jumpers 

1)  U4 

p.  7  DIP Switch for CPU Ratio Selection  

2) 

JBAT1 

p.  7  CMOS RAM (Normal/Clear CMOS Data)

 (Yellow

  

 

  

color selector)

 

3)  U2                               p.  7   DIP Switch for CPU BUS Frequency Selection  
 

Connectors 

1)  CN1                  

p. 10  ATX Power connector (20-pin Block) 

2)  KB/MS                         p. 11  PS/2 Keyboard & PS/2 Mouse connector (6-pin Female)   
3)  LPT1 

p. 11  Parallel Port connector (25-pin Block) 

4)  COM1, COM2 

p. 11  Serial Port COMA & COMB (10-pin Block) 

5)  FDD1     

p. 12  Floppy Driver connector (34-pin Block) 

6)  IDE1     

p. 12 Primary IDE connector (40-pin Block) 

7)  IDE2 

p. 12  Secondary IDE connector (40-pin Block) 

8)  SMI_SW(J9 2&4) 

p. 13  SMI Suspend Switch lead  (2-pin) 

9)  HDLED 

(J9 1&3) 

p. 13  IDE activity LED connector (2-pin) 

10) TBLED 

p. 13  Turbo LED switch (2-pin) 

11) RESET     

p. 13  Reset Switch lead (2-pin) 

12) KEYLOCK/Power LEDp. 13  Keyboard Lock Switch Power/LED (5-pin) 
13) SPEAKER 

p. 13  Speaker connector (4-pin) 

14) JIR1 

p. 13  Infrared Module connector (5-pin) 

15) USB1

 

   

p. 14  USB Port connector 

16) CPUFAN            

p. 14  CPU Fan connector 

17) FAN1 

p. 14  Extra fanning system connectors 

18) PWR_BTN

(J5 2&4)

 

p. 15  Power-On Button connector

     

 

19) SB_LINK1                    p.15  SBLINK connector 
20) WON 1                         p.15  Wake On Lan connector 
 
 

 

Expansion Slots 

1)  DIMM Slots       

p.  8  DRAM Memory Expansion slots 

2)  Slot-1 

p.  8  Slot for Central Processing Unit (CPU) 

3)  AGP Slot 

p.  9   AGP Expansion slot 

4)  ISA 1,2 

p.  9  16-bit ISA Bus Expansion slots 

5)  PCI 1,2,3,4 

p.  9   32-bit PCI Bus Expansion slots 

 
 
 

Summary of Contents for J-791A

Page 1: ...P 17 3 3 CHIPSET FEATURES SETUP 21 3 4 POWER MANAGEMENT SETUP 22 3 4 1 The Description of the Power Management 22 3 4 2 Description of the Green Functions 23 3 5 PNP PCI CONFIGURATION SETUP 24 3 6 LOAD BIOS DEFAULTS 25 3 7 LOAD SETUP DEFAULTS 25 3 8 INTEGRATED PERIPHERALS SETUP 26 3 9 SUPERVISOR USER PASSWORD 28 3 10 IDE HDD AUTO DETECTION 28 3 11 SAVE EXIT SETUP 30 3 12 EXIT WITHOUT SAVING 30 3 1...

Page 2: ...AM Memory Support Support 3x168 pin DIMMs of 16MB 32MB 64MB 128MB 256MB from a memory size between 16MB to 768M AGP ISA and PCI Expansion Slots Provides an AGP slot two 16 bit ISA slots and four 32 bit PCI slots Super Multi I O Provides two high Speed UART compatible serial ports and one parallel port with EPP and ECP capabilities Two floppy drives of either 5 25 or 3 5 1 44MB or 2 88MB are also s...

Page 3: ...orts two USB port connectors for USB devices ATX Form Factor Dimensions 30 5cmx18cm Optional IrDA This motherboard supports an optional infrared port module for wireless interface with independent 3rd UART 32 byte FIFO Fans Support two Extra fan connectors to evacuate the heat from CPU and the heat within the computer case PC HEALTH MONITOR Only in J 791A L To frack PC system temperature system Vo...

Page 4: ...e damage to your board Be sure there are no shipping and handling damages on the board before proceeding After opening the mainboard carton extract the system board and place it only on a grounded anti static surface component side up Again inspect the board for damage Press down on all of the socket IC s to make sure that they are properly inserted Do this only on with the board placed on a firm ...

Page 5: ...O WER LE D SPEAK R SE T TUR BO LED TUBRO SW SMI SW 4 3 1 2 J9 PS 2 MO USE K B CO M1 C O M2 CO M2 C O M PO RT CO M PO RT LPT1 PR INT CPUFAN 1 3 2 1 IDE 2 40 39 2 1 IDE 1 40 39 PC I 1 PCI 2 PC I 3 ISA2 ISA1 JP2 1 VT82C 596 BATT JBAT1 1 3 BO IS 1 5 JIR1 U4 O N 4 3 2 1 DIMM3 DIMM2 DIMM1 IDE 2 IDE 1 USB1 SB LINK 1 1 J5 PWB BIN 4 3 1 2 PC I 4 WO N1 1 3 U14 J10 Figure 2 1 ...

Page 6: ...end Switch lead 2 pin 9 HDLED J9 1 3 p 13 IDE activity LED connector 2 pin 10 TBLED p 13 Turbo LED switch 2 pin 11 RESET p 13 Reset Switch lead 2 pin 12 KEYLOCK Power LEDp 13 Keyboard Lock Switch Power LED 5 pin 13 SPEAKER p 13 Speaker connector 4 pin 14 JIR1 p 13 Infrared Module connector 5 pin 15 USB1 p 14 USB Port connector 16 CPUFAN p 14 CPU Fan connector 17 FAN1 p 14 Extra fanning system conn...

Page 7: ...F OFF Pentium Ⅱ 300 OFF ON OFF ON OFF OFF OFF OFF Pentium Ⅱ 333 OFF OFF ON ON OFF OFF OFF OFF Pentium Ⅱ 350 ON OFF OFF ON OFF OFF ON OFF Pentium Ⅱ 400 OFF ON ON ON OFF OFF ON OFF Pentium Ⅱ 450 OFF ON OFF ON OFF OFF ON OFF CPU ratio selector U4 BUS Frequency selector U2 NO Ratio 1 2 3 4 NO 1 2 3 4 2 5X ON ON OFF ON 66 6MHz OFF OFF OFF OFF 3 0X ON OFF ON ON 75MHz OFF ON OFF OFF 3 5X ON OFF OFF ON 10...

Page 8: ...4 ON SDRAM clock same as AGP clock 66MHz Asynchronous U2 4 OFF SDRAM clock same as CPU Bus clock 66MHz 75MHz 100MHz 103MHz 112MHz Synchronous 3 CMOS RAM JBAT1 Yellow color selector WARNING Make sure your computer is POWER OFF when you are CLEAR CMOS Connect a jumper Cap over this jumper for a few seconds will clears information stored in the CMOS RAM Chip that input by user such as hard disk infor...

Page 9: ... none 512MB 256MB 256MB 256MB 768MB 2 4 Central Processing Unit CPU The motherboard provides a Slot 1 for Pentium II processor The CPU on board must have a fan or heat sink attached to prevent overheating WARNING Without a fan or heat sink the CPU will overheat and cause damage to both the CPU and the motherboard To install a CPU first turn off your system and remove its cover Locate the Slot 1 an...

Page 10: ...16 IRQs available but most of them are occupied by the system and leaves 6 free for expansion cards Either AGP ISA or PCI expansion cards may require an IRQs System IRQs are available to cards installed in the ISA expansion first and any remaining IRQs can be used by PCI cards Currently there are two types of ISA cards An original ISA expansion card design know as Legacy ISA cards they request con...

Page 11: ...NT A Assigning DMA Channels for ISA Cards Some ISA cards both Legacy and PNP may also need to use a DMA Direct Memory Access channel DMA assignments for this motherboard are handled the same way as the IRQ assignment process described above You can select a DMA channel in the PCI and PNP configuration section of the BIOS Setup utility In the BIOS setup you should choose Yes for those IRQ s and DMA...

Page 12: ...onnected to the serial port You can enable the parallel port and choose the IRQ through BIOS Setup on page 25 Onboard Parallel Port C OM2 Parallel Printer Connector Pin 1 LPT1 4 Serial port COMA and COMB Connector Two 10 pin block COM1 COM2 These connectors support the provided serial port ribbon cables with mounting bracket Connect the ribbon cables to these connectors and mount the bracket to th...

Page 13: ...nstall two hard disks you must configure the second drive to Slave mode by setting its jumpers accordingly Please refer to the documentation of your hard disk for the jumper settings Primary IDE Connector Pin 1 7 Secondary IDE Connector 40 pin block IDE2 This connector connects to the next set of Master and Slave hard disks Follow the same procedure described for the primary IDE connector You may ...

Page 14: ...o the case mounted reset switch for rebooting your computer without having to turn off your power switch This is a preferred method of rebooting in order to prolong the life of the system s power supply See the figure below 12 Keyboard lock switch lead KEYLOCK This 5 pin connector connects to the case mounted key switch for locking the keyboard for security purposes See the figure below 13 Speaker...

Page 15: ... also configure the setting through BIOS setup Use the four pins as shown on the Back View and connect a ribbon cable from the module to the motherboard according to the pin definitions Infrared Module Connector N C IRRX GND IRTX VCC JIR 1 15 USB Port connector UBS1 USB Port Connector USB 16 FAN connector CPUFAN CPUFAN 12V R P M SENCE GND Fan Connector 3 1 17 FAN connector FAN1 ...

Page 16: ...r 18 Power On button connector PWR_BTN J5 2 4 Power On button connector PWR BTN GND Push Button 2 4 1 3 19 SB LINK connector SB_LINK1 SB_link connector 1 2 PCI REQN PCI GNTN GND GND GND 20 Wake On Lan connector WON1 WON1 1 3 Wake On Lan Chapter 3 ...

Page 17: ...MENT SETUP POWER MANAGEMENT SETUP POWER MANAGEMENT SETUP PNP PCI CONFIGURATION PNP PCI CONFIGURATION PNP PCI CONFIGURATION PNP PCI CONFIGURATION LOAD BIOS DEFAULTS LOAD BIOS DEFAULTS LOAD BIOS DEFAULTS LOAD BIOS DEFAULTS LOAD SETUP DEFAULTS LOAD SETUP DEFAULTS LOAD SETUP DEFAULTS LOAD SETUP DEFAULTS INTEGRATED PERIPHERALS INTEGRATED PERIPHERALS INTEGRATED PERIPHERALS INTEGRATED PERIPHERALS PASSWOR...

Page 18: ...er Auto 0 0 0 0 0 0 Auto Secondary Slave Auto 0 0 0 0 0 0 Auto Secondary Slave Auto 0 0 0 0 0 0 Auto Secondary Slave Auto 0 0 0 0 0 0 Auto Secondary Slave Auto 0 0 0 0 0 0 Auto Drive A 1 44M 3 5 in Drive A 1 44M 3 5 in Drive A 1 44M 3 5 in Drive A 1 44M 3 5 in Drive B None Drive B None Drive B None Drive B None Video EGA VGA Video EGA VGA Video EGA VGA Video EGA VGA Halt On All Errors Halt On All ...

Page 19: ...AM 64MB Non OS Select For DRAM 64MB Non OS Select For DRAM 64MB Non OS2 OS2 OS2 OS2 HDD S M A R T Capability Disabled HDD S M A R T Capability Disabled HDD S M A R T Capability Disabled HDD S M A R T Capability Disabled Report No FDD For WIN 95 YES Report No FDD For WIN 95 YES Report No FDD For WIN 95 YES Report No FDD For WIN 95 YES Video Video Video Video BIOS Shadow Enabled BIOS Shadow Enabled ...

Page 20: ...ed Floppy A B will be not swap Boot Up Floppy Seek During POST BIOS will determine if the floppy disk drive installed is 40 or 80 tracks 360K type is 40 tracks while 760K 1 2M and 1 44M are all 80 tracks The default value is Enabled 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 tra...

Page 21: ...stem 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 incorrect password is 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 t...

Page 22: ...ture 40 C 104 C 104 C 104 C 104 F F F F Current CPU FAN Speed 4500 Current CPU FAN Speed 4500 Current CPU FAN Speed 4500 Current CPU FAN Speed 4500 Only Only Only Only Current FAN1 Speed 0 Current FAN1 Speed 0 Current FAN1 Speed 0 Current FAN1 Speed 0 in in in in Shutdown Temperature 60 Shutdown Temperature 60 Shutdown Temperature 60 Shutdown Temperature 60 C 140 C 140 C 140 C 140 F F F F Esc Quit...

Page 23: ...imary INTR ON Primary INTR ON Primary INTR ON IRQ3 COM 2 Primary IRQ3 COM 2 Primary IRQ3 COM 2 Primary IRQ3 COM 2 Primary IRQ4 COM 1 Primary IRQ4 COM 1 Primary IRQ4 COM 1 Primary IRQ4 COM 1 Primary IRQ5 LPT 2 Primary IRQ5 LPT 2 Primary IRQ5 LPT 2 Primary IRQ5 LPT 2 Primary IRQ6 Floppy Disk Primary IRQ6 Floppy Disk Primary IRQ6 Floppy Disk Primary IRQ6 Floppy Disk Primary IRQ7 LPT 1 Primary IRQ7 LP...

Page 24: ...d is executed again Doze Mode The system hardware will drop down CPU clock from normal working speed when Doze mode timeout occurred Standby Mode When the system standby mode timer ran out it will enter the standby mode and retain CPU at slow working speed The screen will be blanked out Suspend Mode When the system suspend timer time out the system will enter the suspend mode and the chipset will ...

Page 25: ...1 Retry Disabled PCI 2 Access 1 Retry Disabled PCI 2 Access 1 Retry Disabled PCI 2 Access 1 Retry Disabled AGP Master 1 WS Write Enabled AGP Master 1 WS Write Enabled AGP Master 1 WS Write Enabled AGP Master 1 WS Write Enabled AGP Master 1 WS Read Disabled AGP Master 1 WS Read Disabled AGP Master 1 WS Read Disabled AGP Master 1 WS Read Disabled PCI IRQ Actived By Level PCI IRQ Actived By Level PCI...

Page 26: ...ype Time Date Hard Disk Type Time Date Hard Disk Type Figure 3 8 3 7 LOAD SETUP DEFAULTS The LOAD SETUP DEFAULTS function loads the system default data directly from ROM and initialize associated hardware properly This function will be necessary only when the system CMOS data is corrupted ROM PCI ISA BIOS 2A69JJ1B ROM PCI ISA BIOS 2A69JJ1B ROM PCI ISA BIOS 2A69JJ1B ROM PCI ISA BIOS 2A69JJ1B CMOS S...

Page 27: ...F8 IRQ3 Onboard Serial Port 2 2F8 IRQ3 UART 2 Mode Normal UART 2 Mode Normal UART 2 Mode Normal UART 2 Mode Normal IR Function Duplex Half IR Function Duplex Half IR Function Duplex Half IR Function Duplex Half RxD TxD Active Hi Hi RxD TxD Active Hi Hi RxD TxD Active Hi Hi RxD TxD Active Hi Hi Onboard Parallel Port 378 IRQ7 Onboard Parallel Port 378 IRQ7 Onboard Parallel Port 378 IRQ7 Onboard Para...

Page 28: ... controller Onboard Serial Port 1 This field allows the user to select the serial port The default value is COM1 COM1 Enable Onboard Serial port 1 and address is 3F8H COM2 Enable Onboard Serial port 1 and address is 2F8H COM3 Enable Onboard Serial port 1 and address is 3E8H COM4 Enable Onboard Serial port 1 and address is 2E8H Disabled Disable Onboard CHIP s Serial port 1 Onboard Serial port 2 Thi...

Page 29: ...press Enter The following message appears Enter Password 2 The first time you run this option enter your password up to only 8 characters and press Enter The screen does not display the entered characters For no password just press Enter 3 After you enter the password the following message appears prompting you to confirm the password Confirm Password 4 Enter exact the same password you just typed...

Page 30: ...L LBA LARGE NORMAL mode Generic access mode in which neither the BIOS nor the IDE controller will make any transformations during accessing The maximum number of cylinders head sectors for NORMAL mode are 1024 16 63 no Cylinder 1024 x no Head 16 x no Sector 63 x no per sector 512 528 Megabytes If user set this HDD to NORMAL mode the maximum accessible HDD size will be 528 Megabytes even though its...

Page 31: ...d in the Award HDD Service Routine 1NT 13h It may be failed to access a HDD with LBA LARGE mode selected if you are running under a Operating System which replaces the whole INT 13h UNIX operating systems do not support either LBA or LARGE and must set to the Standard mode UNIX can support drives larger than 528MB 3 11 SAVE EXIT SETUP The SAVE EXIT SETUP option will bring you back to boot up proce...

Page 32: ... 022 023 CHIPSET control registers I O ports 040 05F TIMER control registers 060 06F KEYBOARD interface controller 8042 070 07F RTC ports CMOS I O ports 080 09F DMA register 0A0 0BF INTERRUPT controller Slave 0C0 0DF DMA controller Slave 0F0 0FF MATH COPROCESSOR 1F0 1F8 HARD DISK controller 278 27F PARALLEL port 2 2B0 2DF GRAPHICS adapter controller 2F8 2FF SERIAL port 2 360 36F NETWORK ports 378 ...

Page 33: ... 7 Available 3 15 INTERRUPT MAP NMI Parity check error IRQ H W 0 System TIMER interrupt from TIMER 0 1 KEYBOARD output buffer full 2 Cascade for IRQ 8 15 3 SERIAL port 2 4 SERIAL port 1 5 PARALLEL port 2 6 FLOPPY DISK SMC CHIP 7 PARALLEL port 1 8 RTC clock 9 Available 10 Available 11 Available 12 PS 2 Mouse 13 MATH coprocessor 14 Onboard HARD DISK IDE1 channel 15 Onboard HARD DISK IDE2 channel 3 1...

Page 34: ...ller 1 Processor Test 1 Processor Status 1 FLAGS Verification Tests the following processor status flags carry zero sign overflow The BIOS will set each of these flags verify the are set then turn each flag off and verify it is off 2 Processor Test 2 Read Write Verify all CPU registers except SS SP and BP with data pattern FF and OO 3 Initialize Chips Disable NMI PIE AIE UEI SOWV Disable video par...

Page 35: ..._INT_HDLR and initialize INT 00h 1Fh according to INT_TBL B Test CMOS RAM Checksum Test CMOS RAM Checksum if bad or insert key pressed load defaults C Initialize keyboard Detect type of keyboard controller optional Set NUM_LOCK status D Initialize Video Interface Detect CPU clock Read CMOS location 14h to find out type of video in use Detect and Initialize Video Adapter E Test Video Memory Test vi...

Page 36: ...d memory above 1MB 31 Test Base and Extended Memory Test base memory from 256K to 640K and extended memory above 1MB using various patterns NOTE This will be skipped in EISA mode and can be skipped with ESC key in ISA mode 32 Test EISA Extended Memory If EISA Mode flag is set then test EISA memory found in slots initialization NOTE This will be skipped in ISA mode and can be skipped with ESC key i...

Page 37: ...AM and clear screen 51 Pre boot Enable Enable parity checker Enable NMI Enable cache before boot 52 Initialize Option ROMs Initialize any option ROMs present from C8OOOh to EFFFFh NOTE When FSCAN option is enabled will initialize from C8OOOh to F7FFFh 53 Initialize Time Value Initialize time value in 40h BIOS area 60 Setup Virus Protect Setup virus protect according to Setup 61 Set Boot Speed Set ...

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