American Megatrends 42 Series User Manual Download Page 17

Page: 17 / 93

Step 1 Set Switch and Jumper Options,

Continued

Selecting the Motherboard Frequency

The motherboard frequency is set as follows:

Jumper/
Location

For 33 MHz
Operation

For 40 MHz
Operation

J37

OPEN

J35

Short pins 2-3

Short pins 1-2

U38

PRESENT

J38 Hardware Deturbo Jumper

J38 is a two-pin berg. Connect this berg to the hardware turbo switch that selects Low or High speed.

Summary of Contents for 42 Series

Page 1: ...American Megatrends Inc Series 42 Mark V Baby Screamer 80386 Motherboard User s Guide ...

Page 2: ...MAN 642 Rev C 9 11 92 ...

Page 3: ...es of any kind whatsoever whether direct indirect incidental or consequential arising from the design or use of this product or the support materials provided with the product Trademarks American Megatrends acknowledges the following trademarks FasMath is a trademark of Cyrix Corporation Fujitsu is a registered trademark of Fujitsu America Inc Hitachi is a registered trademark of Hitachi America L...

Page 4: ...Step 10 Install Hard Disk 30 Step 11 Perform Initial Test and Configuration 31 Chapter 3 BIOS Power On Self Test POST 33 AMIBIOS Displayed Messages 35 BIOS NMI Handler Messages 37 Chapter 4 AMIBIOS Setup 39 Section 1 Running AMIBIOS Setup 41 Setup Keys 42 AMIBIOS Setup Main Menu 43 Auto Configuration With Power On Defaults 44 Write to CMOS and Exit 44 Do Not Write to CMOS RAM and Exit 44 Section 2...

Page 5: ...d Check Option 56 Shadow RAM Option 56 Section 4 ADVANCED CHIPSET SETUP 57 On Board Serial Port 1 58 On Board Serial Port 2 59 On Board Parallel Port 60 On Board Floppy Controller 61 On Board IDE Controller 61 8 bit DMA Active Clock 61 16 bit DMA Active Clock 61 DMA Clocks 61 Command Delay 8 bit Cycle 61 Command Delay 16 bit Cycle 62 8 bit I O Wait States 62 16 bit I O Wait States 62 Section 5 AMI...

Page 6: ...er who purchases a computer with the Mark V Baby Screamer motherboard It is assumed that you the computer manufacturer will use this manual as a sourcebook of information and that parts of this manual will be included in the computer owner s manual Technical Support If an American Megatrends motherboard fails to operate as described or you are in doubt about a configuration option please call tech...

Page 7: ...y handles modems with data transmission rates from 1 200 to 14 400 bps If using an HST modem call 404 246 8780 If using a non HST modem call 404 246 8782 BBS Phone Numbers The following table lists the BBS phone numbers The BBS requires no parity 8 data bits and 1 stop bit Phone Number Characteristics 404 246 8780 Supports HST and v 42 404 246 8781 Supports HST and v 42 404 246 8782 Dual standard ...

Page 8: ... AT compatible motherboard approximately 8 55 by 13 inches It is identical in size to a standard XT motherboard with identical mounting hole locations The height of the board components is no more than 1 inches Allow 2 inches of clearance for the power supply connectors See the following graphic ...

Page 9: ...g Ctrl Alt or Ctrl Alt or by changing the Deturbo switch connected to J38 Cache Memory The Mark V Baby Screamer can have either 64 KB or 256 KB of SRAM cache memory The cache memory operates on up to 32 MB of system memory Cache memory operates at zero wait state cache for both read and write hits System Memory The Mark V Baby Screamer can have up to 32 MB on the motherboard The Mark V uses 256 KB...

Page 10: ...e controller two serial ports and a parallel port adapter on the motherboard AMIBIOS The Hi Flex AMIBIOS used in the Mark 5 Baby Screamer has a built in Setup utility built in hard disk drive utilities user definable hard disk drive types and error message suppression to permit the configuration of systems such as file servers that are missing a monitor floppy drive or keyboard CMOS RAM The Mark V...

Page 11: ...Hz Mark V and 10 MHz for the 40 MHz Mark V 8 and 16 bit IBM AT compatible expansion slots the standard I O address space of 100h through 3FFh 24 bit memory addresses to access 16 MB of memory uses the I O channel check to generate an NMI has I O wait state generation has an open bus structure allowing multiple microprocessors to share the system s resources including memory allows system memory re...

Page 12: ... of the anti static mat Similarly a strip of conductive aluminum foil wrapped around the wrist and grounded through a 1 megohm resistor serves the same purpose as the wrist band 3 Inside the carton the motherboard is packed in an anti static bag and sandwiched between sheets of sponge Remove the sponge and remove the anti static bag Place the motherboard on a grounded anti static surface component...

Page 13: ......

Page 14: ...ions Page 2 Install memory Page 3 Install coprocessors Page 4 Install motherboard Page 5 Connect the power supply Page 6 Connect the keyboard Page 7 Connect cables Page 8 Install adapter cards Page 9 Install floppy drives Page 10 Install hard disk drive Page 11 Perform initial test and configuration Page Standoffs and mounting screws are not supplied with the 80386 Mark V Baby Screamer motherboard...

Page 15: ... switch is factory set to Off for a monochrome display adapter MDA Set On for a color graphics adapter CGA This switch has no effect on EGA and VGA adapters 3 Video Shadow The video ROM segment beginning at C000h is copied from ROM to faster RAM for faster video operation This switch is factory set to On Enable 4 System BIOS Shadow Similar to video shadow except the entire system BIOS 64 KB in len...

Page 16: ...ROM Access 0 Wait State J14 is a two pin single inline berg This jumper is factory shipped with pins 1 2 jumpered for 0 wait ROM access J18 BIOS ROM Size Select J18 is a three pin single inline berg Short pins 1 2 to select 27256 ROM chips this is the default Short pins 2 3 to select 27512 ROM chips Selecting the Cache Memory Size The setting of four pin berg jumpers J50 and J51 and the presence o...

Page 17: ...therboard frequency is set as follows Jumper Location For 33 MHz Operation For 40 MHz Operation J37 OPEN OPEN J35 Short pins 2 3 Short pins 1 2 U38 PRESENT PRESENT J38 Hardware Deturbo Jumper J38 is a two pin berg Connect this berg to the hardware turbo switch that selects Low or High speed ...

Page 18: ...mory configurations on the motherboard using SIMMs The following table describes the memory configurations Bank0 Bank1 Switch 5 Switch 6 Switch 7 Switch 8 Total Memory 256 KB None ON ON ON ON 640 KB 256 KB 256 KB ON OFF ON ON 1 64 MB 1 MB None ON ON ON OFF 3712K 1 MB 1 MB ON OFF ON OFF 7808K 4 MB None ON ON OFF OFF 16000K 4 MB 4 MB ON OFF OFF OFF 32384K The amount of system memory displayed by AMI...

Page 19: ... Mode Fast Refresh CAS before RAS tCAC 20 ns tRAC 80 ns tAA 45 ns tRP 70 ns tCPA 45 ns SIMM Part Numbers Memory Type Manufacturer Part Number 256 K x 9 Siemens HYB514256AJ 70 1 MB x 9 Fujitsu MB85235 70 Toshiba THM91000AS 70 NEC MC 42100A9 70 Siemens HYM910005 70 4 MB x 9 Oki MSC2340 70459 Toshiba THM94000S 70 NEC MC 85235 70 ...

Page 20: ... type of SIMM to fill each memory bank 1 Place the motherboard on an anti static mat 2 Firmly push the SIMM into the socket with the component side facing the interior of the motherboard When properly inserted the SIMM will click into place The following graphic illustrates SIMM installation SIMM Types The graphic below shows the two types of SIMMs ...

Page 21: ...the cache memory and microprocessor The socket is labeled Weitek Pin 1 of the socket is near the chamfered edge of the socket This corner corresponds to pin 1 of the Weitek also identified by a chamfered edge on the bottom of the coprocessor Check for bent pins on the coprocessor Gently straighten any bent pins using a pair of pliers Install the component into the socket Align the pins and press t...

Page 22: ...The 80387 and 83D87 are 64 pin PGA mount coprocessors Surface mount coprocessors will not work When installing the Cyrix or Intel coprocessor align pin 1 as described for the Weitek remember the chamfered edge is on the bottom of the coprocessor and insert the coprocessor in the center of the socket leaving the outer set of pin sockets empty See the figures on the following page ...

Page 23: ...t displayed reinstall the coprocessor Switch off the power check the orientation of the coprocessor press the chip firmly to make sure that it is fully inserted and then power the system up again If the same result occurs call Technical Support Step 4 Install the Motherboard The mounting hole pattern on the Mark V Baby Screamer motherboard is identical to the mounting hole pattern on the IBM XT mo...

Page 24: ... The standoffs lock in place f Find the slots provided for the standoffs on the chassis g Hold the motherboard component side up with the edge with three standoffs toward the front and the edge with the power supply connector away from the front The edge connectors for the adapter cards should be on the left h Carefully slide the motherboard into the chassis Make certain that the standoffs fit the...

Page 25: ...t least a 200 watt or larger power supply which should have built in filters to suppress radiated emissions The filters will help pass the appropriate FCC certification testing The power supply is connected to P2 and P3 on the motherboard The connectors should be keyed to prevent connecting the plugs to the wrong connectors The keys on the connector must be cut to fit on some power supplies Key 6 ...

Page 26: ... figure for the location of connectors P2 and P3 AT compatible power supplies have two 6 pin connectors that are inserted in P2 and P3 The 6 pin connector with 3 red wires and 2 black wires is connected to P3 and the remaining 6 pin connector is connected to P2 ...

Page 27: ...ck 2 Keyboard data 3 Not used 4 Ground 5 VCC Step 7 Connect Cables When connecting chassis connectors to the motherboard connect the correct connector end Most connector wires are color coded Match the color of the wires leaving the switch or LED to the same pin on the connector end There may be more than one connector with the same color coded wires If so follow the wire to the switch or LED Pin ...

Page 28: ...le to J11 External Battery connector to J2 Keyboard Lock cable to J10 Turbo LED cable to J15 Connect DIAG LED to J13 Hardware Deturbo Switch to J38 Connect the Reset Button Connector J12 is a two pin single inline berg When this button is pressed the system will perform a hard reset Pin 1 is ground and Pin 2 is Hard Reset See the following figure ...

Page 29: ...lowing graphic shows how J11 must be connected The J11 pinout is shown in the following table Pin Description 1 Data Out 2 Key 3 Ground 4 VCC J2 External Battery Connector J2 is a four pin berg that connects to a 6 volt external battery The positive terminal normally indicated by a red wire connects to the pin labeled The pinout for J2 follows Pin Description 1 6 Volt DC 2 Not used 3 Not used 4 Gr...

Page 30: ...This connector is keyed with a blank hole Pin 1 on the motherboard is labeled with a 1 Pin Description 1 LED power 2 Keyboard Lock 3 Ground 4 Ground 5 Vcc J15 Turbo LED J15 is a two pin berg The LED lights when the board runs at high speed Connect the Turbo LED to J15 See the figure on page J38 Hardware Deturbo Switch J38 is a two pin berg that connects to a two position hardware speed selection s...

Page 31: ... Port 2 COM2 P4 is a 10 pin dual inline berg P1 is a 10 pin dual inline berg P1 and P4 connect a serial port receptacle to the motherboard These connectors provide an AT compatible serial port interface The connecting cable is a 10 pin double row ribbon that connects the motherboard to a male 9 pin D sub connector fastened to the chassis The serial port pinout is shown below Pin Use Pin Use 1 Carr...

Page 32: ...ued P5 Pinout Pin Use Pin Use 1 STROBE 14 AUTOFEED 2 PD0 15 ERROR 3 PD1 16 INIT 4 PD2 17 SLCTIN 5 PD3 18 GND 6 PD4 19 GND 7 PD5 20 GND 8 PD6 21 GND 9 PD7 22 GND 10 ACK 23 GND 11 BUSY 24 GND 12 PE 25 GND 13 SLCT 26 N C Cutting Pins ...

Page 33: ...adapter cards 16 Bit ISA Extension Pinout The following 16 bit pins are an extension of the 8 bit board layout and are used in conjunction with the 8 bit board standard pins Pin Use Pin Use C1 SBHE D1 MEMCS16 C2 LA23 D2 IOCS16 C3 LA22 D3 IRQ10 C4 LA21 D4 IRQ11 C5 LA20 D5 IRQ12 C6 LA19 D6 IRQ13 C7 LA18 D7 IRQ14 C8 LA17 D8 DACK0 C9 MEMR D9 DREQ0 C10 MEMW D10 DACK5 C11 SD08 D11 DREQ5 C12 SD09 D12 DAC...

Page 34: ...7 12 A8 SD01 B8 OWS A9 SD00 B9 12 A10 IOCHRDY B10 GND A11 AEN B11 SMEMW A12 SA19 B12 SMEMR A13 SA18 B13 IOW A14 SA17 B14 IOR A15 SA16 B15 DACK3 A16 SA15 B16 DREQ3 A17 SA14 B17 DACK1 A18 SA13 B18 DREQ1 A19 SA12 B19 REF A20 SA11 B20 SYSCLK A21 SA10 B21 IRQ7 A22 SA09 B22 IRQ6 A23 SA08 B23 IRQ5 A24 SA07 B24 IRQ4 A25 SA06 B25 IRQ3 A26 SA05 B26 DACK2 A27 SA04 B27 T C A28 SA03 B28 BALE ...

Page 35: ...A29 SA02 B29 5 A30 SA01 B30 OSC A31 SA00 B31 GND ...

Page 36: ...he P6 34 pin floppy connector The Mark V Baby Screamer supports 3 and 5 floppy disk drive in low density 360 KB 720 KB and high density 1 2 MB 1 44 MB Up to two floppy disk drives can be connected to the interface The connecting cable is a 34 pin ribbon connector with two 34 pin edge connectors for connection to the floppy disk drives There should be a small twist in the cable between the floppy c...

Page 37: ...0 11 GND 12 FDSEL1 13 GND 14 FDSEL0 15 GND 16 MOTOR1 17 GND 18 DIR 19 GND 20 STEP 21 GND 22 WDATA 23 GND 24 WGATE 25 GND 26 TRK0 27 GND 28 WRPROT 29 GND 30 RDATA 31 GND 32 HDSEL 33 GND 34 DSKCHNG Twist in Floppy Cable Floppy B to A Floppy B to A Floppy B to A Floppy B to A 10 to 16 12 to 14 14 to 12 16 to 10 11 to 15 13 to 13 15 to 11 ...

Page 38: ...nboard IDE interface to use an ISA bus ESDI RLL or MFM hard disk drive controller The pinout is Pin Use Pin Use 1 RESET 2 GND 3 DATA7 4 DATA8 5 DATA6 6 DATA9 7 DATA5 8 DATA10 9 DATA4 10 DATA11 11 DATA3 12 DATA12 13 DATA2 14 DATA13 15 DATA1 16 DATA14 17 DATA0 18 DATA15 19 GND 20 KEY N C 21 N C 22 GND 23 IOW 24 GND 25 IOR 26 GND 27 N C 28 ALE 29 N C 30 GND 31 INT14 32 IOCS16 33 HA1 34 N C 35 HA0 36 ...

Page 39: ...re are any problems turn off the unit immediately Reinstall the connectors Call Technical Support if there are additional problems BIOS Errors If the system operates normally a display should appear on the monitor POST should execute If POST does not run successfully it will beep or display error messages If the system beeps a serious problem exists with the system configuration or hardware The be...

Page 40: ... Run the AMIBIOS Setup utility You must enter the requested information and save the configuration data in CMOS RAM The system will then reset run POST and boot the operating system See the documentation on configuring the system through STANDARD CMOS SETUP which begins on page ...

Page 41: ...l operations and System Configuration Verification compare defined configuration with hardware actually installed BIOS Error Reporting Errors are reported in one of two ways If Then the error occurs before the display device is initialized a series of beeps will sound Beep codes indicate that a fatal error has occurred The AMIBIOS Beep Codes are described on the next page the error occurs after th...

Page 42: ...or in first 64 KB of memory 3 Base 64 KB Memory Failure Memory failure in first 64 KB 4 Timer Not Operational Memory failure in the first 64 KB of memory or Timer 1 is not functioning 5 Processor error Error generated by the CPU on the motherboard 6 8042 Gate A20 Failure Cannot switch to protected mode via the 8042 7 Processor Exception Interrupt Error The CPU on the motherboard has generated an e...

Page 43: ...t AT motherboards have two timers An error occurred in Timer 2 CMOS Battery State Low CMOS RAM is powered by a battery The battery power is low Replace the battery CMOS Checksum Failure After configuration values are saved a checksum value is generated for error checking The previous value is different than the current value Run AMIBIOS Setup CMOS System Options Not Set The configuration data in C...

Page 44: ...drive A but cannot boot the system with it Use another boot diskette and follow the screen instructions Keyboard Is Locked Unlock It The keyboard lock on the system is engaged The system must be unlocked to continue the boot process Keyboard Error There is a timing problem with the keyboard Make sure a Keyboard Controller AMIBIOS is installed Set the Keyboard option in STANDARD CMOS SETUP to Not I...

Page 45: ...nd serial port3 If AMIBIOS cannot resolve the conflict it generates an error message that there is a conflict The end user can override the autodetect feature by setting the On Board Serial Port1 On Board Serial Port 2 On Board Parallel Port On Board IDE and On Board Floppy options in ADVANCED CHIPSET SETUP BIOS NMI Handler Messages The AMIBIOS nonmaskable interrupt NMI messages are ISA NMIs Expla...

Page 46: ...t Step Action 1 Enable Wait for F1 If any Error in ADVANCED CMOS SETUP before using this method 2 When a problem occurs freeze the screen by powering on the system and holding a key down on the keyboard to cause a Keyboard Error 3 The following is displayed after POST completes Hit DEL if you want to run SETUP Press Del to access AMIBIOS Setup BIOS Configuration Summary Screen System Configuration...

Page 47: ...able cache memory at any time by pressing Ctrl Alt Shift or disable cache by pressing Ctrl Alt Shift Setup The AMIBIOS Setup utility is divided into three parts STANDARD CMOS SETUP ADVANCED CMOS SETUP and ADVANCED CHIPSET SETUP STANDARD CMOS SETUP STANDARD CMOS SETUP configures and sets system components such as floppy drives hard disk drives time and date monitor type and keyboard These options a...

Page 48: ...TUP ADVANCED CMOS SETUP configures advanced system options ADVANCED CMOS SETUP is discussed in Section 3 on page ADVANCED CHIPSET SETUP ADVANCED CHIPSET SETUP configures chipset specific features and is discussed in Section 4 on page ...

Page 49: ...onfigured with these values unless CMOS RAM has been corrupted AMIBIOS Setup resides in ROM and is available when the computer is turned on If for some reason CMOS RAM becomes corrupted the system is configured with the default values stored in this ROM file There are two sets of values stored in the ROM file the BIOS Setup default values and the Power On default values Starting Setup When POST ha...

Page 50: ...tores the values resident when the current Setup session began These values are taken from CMOS RAM if CMOS RAM was uncorrupted at the start of the session Otherwise they will be the BIOS Setup default values F6 Loads all features in the ADVANCED CMOS SETUP and ADVANCED CHIPSET SETUP with the BIOS Setup defaults F7 Loads all features in the ADVANCED CMOS SETUP and ADVANCED CHIPSET SETUP with the P...

Page 51: ...for Changing Time Date Hard Disk Type etc ESC Exit F2 F3 Color F10 Save Exit Warning Message A warning is displayed every time STANDARD CMOS SETUP ADVANCED CMOS SETUP or ADVANCED CHIPSET SETUP is selected Auto Configuration With BIOS Defaults Auto Configuration the BIOS default values which are best case values that should optimize system performance If CMOS RAM is corrupted the BIOS defaults are ...

Page 52: ... and configured in Standard Setup ADVANCED CMOS SETUP ADVANCED CHIPSET SETUP and New Password Setup are stored in CMOS RAM when this option is selected A checksum is calculated and written to CMOS RAM Control is then passed to the BIOS The following appears Write to CMOS and Exit Y N Press N and Enter to return to the Main Menu Press Y and Enter to save the system parameters and continue the boot ...

Page 53: ...te and Day Ranges for each value are shown in the lower right corner of the screen Move the cursor to the Date field via or and set the Date and Day by pressing PgUp and PgDn to change values Time Configuration This option uses a 24 hour clock format For PM numbers add 12 to the hour Enter 4 30 P M as 16 30 00 Move the cursor to the Time field via or and set the time by pressing PgUp and PgDn to c...

Page 54: ...rives whose hard disk parameters do not match the parameters for the hard disk drive in the system Type 47 can be used for both hard disks C and D The parameters for type 47 under Hard Disk C and Hard Disk D can be different permitting user definable hard disk drives If you choose type 47 you must enter all hard drive paramaters These parameters are described below Configuring ESDI Drives Choose h...

Page 55: ...tion circuitry on the hard disk compensates for the physical difference in sector size by boosting the write current for sectors on inner tracks This parameter is the track number where write precompensation begins Landing Zone This number is the cylinder location where the heads normally park when the system is shut down Sectors The number of sectors per track MFM drives have 17 sectors per track...

Page 56: ...10 820 3 65535 820 17 20 MB 11 855 5 65535 855 17 35 MB 12 855 7 65535 855 17 50 MB 13 306 8 128 319 17 20 MB 14 733 7 65535 733 17 43 MB 16 612 4 0 663 17 20 MB 17 977 5 300 977 17 41 MB 18 977 7 65535 977 17 57 MB 19 1024 7 512 1023 17 60 MB 20 733 5 300 732 17 30 MB 21 733 7 300 732 17 43 MB 22 733 5 300 733 17 30 MB 23 306 4 0 336 17 10 MB 24 925 7 0 925 17 54 MB 25 925 9 65535 925 17 69 MB 26...

Page 57: ...MB 37 615 8 128 615 17 41 MB 38 987 3 987 987 17 25 MB 39 987 7 987 987 17 57 MB 40 820 6 820 820 17 41 MB 41 977 5 977 977 17 41 MB 42 981 5 981 981 17 41 MB 43 830 7 512 830 17 48 MB 44 830 10 65535 830 17 69 MB 45 917 15 65535 918 17 114 MB 46 1224 15 65535 1223 17 152 MB 47 Enter the parameters provided by the hard disk drive manufacturer ...

Page 58: ...skless workstations Monitor Move the cursor to these fields via or and select a hard disk drive type by pressing PgUp and PgDn to change values The settings are Monochrome Color 40x25 VGA PGA EGA Color 80x25 or Not Installed Not Installed can be used for network file servers Keyboard Move the cursor to these fields via or and select a hard disk drive type by pressing PgUp and PgDn to change values...

Page 59: ......

Page 60: ...Typematic Rate Chars Sec Above 1 MB Memory Test Memory Test Tick Sound Memory Parity Error Check Hit DEL Message Display Hard Disk Type 47 RAM Area Wait for F1 if Any Error System Boot Up Num Lock Weitek Processor Floppy Drive Seek at Boot System Boot Up Sequence System Boot Up CPU Speed Fast Gate A20 Option Turbo Switch Option Password Checking Option and Shadow Ram Option ...

Page 61: ...eserved Typematic Rate Programming Disabled Typematic Rate Delay msec 250 Typematic Rate Chars Sec 30 0 Above 1 MB Memory Test Disabled Memory Test Tick Sound Disabled Memory Parity Error Check Enabled Hit DEL Message Display Disabled Hard Disk Type 47 RAM Area 0 300 Wait for F1 If Any Error Enabled System Boot Up Num Lock On Weitek Processor Absent Floppy Drive Seek At Boot Disabled System Boot U...

Page 62: ...Typematic Rate value Above 1 MB Memory Test The settings are Enabled or Disabled This feature when enabled will execute the POST memory routines on the RAM above 1 MB if present on the system If disabled AMIBIOS only checks the first 1 MB of RAM Memory Test Tick Sound The settings are Enabled or Disabled Enables or disables the ticking sound during the memory test Memory Parity Error Check The set...

Page 63: ... must be entered in STANDARD CMOS SETUP see page This option specifies the type 47 data storage area 0 300h in lower system RAM or in the top 1 KB of applications memory starting at address 639K or 511K depending on how much base memory the system has Type 47 data is stored in shadow RAM if shadowing is enabled The following graphic illustrates type 47 data storage ...

Page 64: ...ttings are On or Off Weitek Processor Specifies that a Weitek numeric processor WTK3167 is configured The settings are Absent or Present Floppy Drive Seek At Boot The settings are Enabled or Disabled The default for this option is Disabled to allow a fast boot and to decrease the possibility of damage to the heads System Boot Up Sequence The settings are C A or A C AMIBIOS boots from floppy drive ...

Page 65: ...t constantly change from conventional memory to memory addresses above 1 MB Turbo Switch Option This option enables or disables use of the turbo switch The settings are Enabled or Disabled Password Check Option This option allows the end user to enable password check every time the system boots or runs Setup The settings are Setup or Always If Always is chosen a user password prompt appears every ...

Page 66: ...4 ADVANCED CHIPSET SETUP Only advanced users should modify the values in these options The warning screen appears when ADVANCED CMOS SETUP is selected Press any key to continue The following screen is displayed ...

Page 67: ...changed to 3E8h via ADVANCED CHIPSET SETUP 3F8h 3E8h Can be disabled via ADVANCED CHIPSET SETUP If changed to 3F8h an I O port address conflict occurs 3E8h 3F8h Can be disabled via ADVANCED CHIPSET SETUP If changed to 3E8h an I O port address conflict occurs 3F8h 3E8h Disabled If changed to 3F8h or 3E8h an I O port address conflict occurs P4 is serial port 1 on the Mark V Baby Screamer motherboard...

Page 68: ...nged to 2E8h via ADVANCED CHIPSET SETUP 2F8h 2E8h Can be disabled via ADVANCED CHIPSET SETUP If changed to 2F8h an I O port address conflict occurs 2E8h 2F8h Can be disabled via ADVANCED CHIPSET SETUP If changed to 2E8h an I O port address conflict occurs 2F8h 2E8h Disabled If changed to 3F8h or 3E8h an I O port address conflict occurs P1 is serial port 2 on the Mark V Baby Screamer motherboard If...

Page 69: ...h Can be disabled or changed to 278h via ADVANCED CHIPSET SETUP 378h 278h Can be disabled via ADVANCED CHIPSET SETUP If changed to 378h an I O port address conflict occurs 278h 378h Can be disabled via ADVANCED CHIPSET SETUP If changed to 278h an I O port address conflict occurs 378h 278h Disabled If changed to 378h or 278h an I O port address conflict occurs P5 is the parallel port on the Mark V ...

Page 70: ...is connected to P7 on the motherboard 8 bit DMA Active Clock The settings are 2 3 or 4 CLKs This option sets the number of clock cycles that the command is active for 8 bit DMA cycles 16 bit DMA Active Clock The settings are 2 3 or 4 CLKs This option sets the number of clock cycles that the command is active for 16 bit DMA cycles DMA Clocks This option sets the DMA clock rate The settings are SCLK...

Page 71: ... sets one extra command delay for 16 bit memory cycles The settings are Yes or No 8 bit I O Wait States The PC AT compatible value is 4 wait states The settings are 4 wait states or 5 wait states 16 bit I O Wait States The PC AT compatible setting is 0 wait states The settings are 0 or 1 wait states ...

Page 72: ... or when the end user runs Setup Changing a Password The password check option is enabled in ADVANCED CMOS SETUP Page The password check function is enabled by choosing either Always or Setup The password 1 6 characters is stored in CMOS RAM To change a password select the Change Password option from the main Setup screen and press Enter The following prompt appears Enter CURRENT Password ...

Page 73: ... Password Options Control Prompt When and if the prompt appears is dependent upon the options chosen in ADVANCED CMOS SETUP If Always was set in ADVANCED CMOS SETUP the prompt appears each time the system is powered on If Setup was set in ADVANCED CMOS SETUP the prompt does not appear when the system is powered on but appears each time Setup is run Using a Password Enter the new password when the ...

Page 74: ...ctor and then performs a low level format of the hard disk drive Page Media Analysis Analyzes each hard disk drive track to determine whether it is usable The track is labeled bad if unusable Page 55 The hard disk utility error messages are described on page These routines work on drives that use the MFM RLL ARLL or ESDI data recording techniques They do not work on IDE or SCSI Disk Drives Warning...

Page 75: ...ive is preformatted None Installing a new hard disk You do not have a list of bad tracks Media Analysis Installing a new hard disk You do not know the optimum interleave factor Auto Interleave Installing a new hard disk The drive is not formatted Hard Disk Format Installing a used hard disk drive N A All Hard Disk Utilities When Hard Disk Diagnostics is selected the following screen appears Select...

Page 76: ...ning this utility This routine does not work on IDE or SCSI drives Use Hard Disk Format to integrate a new hard disk to the system or to reformat a used hard disk which has developed bad tracks as a result of aging or poor handling Select Media Analysis to find bad tracks The following screen appears when Hard Disk Format is selected ...

Page 77: ...ually or determined by the Auto Interleave routine The hard disk drive manufacturer usually provides a list of bad tracks Enter these tracks They are then labeled as bad to prevent data from being stored on them The following screen is displayed after entering Y in Mark Bad Tracks pressing Enter and selecting add delete revise or clear from the Bad Track Edit Menu Type Y and press Enter A warning ...

Page 78: ...transfer rate calculated The cylinders heads and sectors formatted for each value is displayed in the activity box It does not work on IDE or SCSI drives Select Auto Interleave on the main Hard Disk Utility Screen and press Enter The following appears The cursor is on Mark Bad Tracks The default is N To mark additional bad tracks type Y and press Enter After selecting options from the Bad Tracks E...

Page 79: ...rs and heads on the hard disk to verify any bad tracks the test requires several minutes to complete For best results run this test in its entirety Media Analysis does not work on IDE or SCSI drives Select Media Analysis from the main Hard Disk Utility Menu and press Enter The following screen appears The cursor is on Proceed The warning screen appears Press Enter to stop The main Hard Disk Utilit...

Page 80: ...response from the hard disk or the hard disk is not repairable Check all cable and power connections to the hard disk Hard Disk Controller Failure Error response from the reset command sent to the hard disk controller The controller may not be seated properly in the BUS slot C D Hard Disk Failure The hard disk drive C or D is not responding to commands Check power and cable connections to the hard...

Page 81: ...d out The hard disk drive utility has waited beyond a preset specified time limit Drive Parameter Activity Failed A reset command was sent to the controller followed by drive parameters Using these parameters the controller did not get a response from the hard disk Make sure the drive type is correct ECC Corrected Data Error The ECC value explained above read from the disk is not the same value wh...

Page 82: ......

Page 83: ...Hz 12 ns Toshiba TC5546P 12 The Cache Selection Jumper settings are Jumper Location 64 KB Cache 256 KB Cache J50 OPEN Short pins 1 2 and pin 3 4 J51 OPEN Short pins 1 2 and pins 3 4 U32 PRESENT ABSENT Motherboard Speed Selection The following table shows the jumper settings to select the motherboard speed Jumper 33 MHz 40 MHz J37 OPEN OPEN J35 Short pins 2 3 Short pins 1 2 U38 Present Present U38 ...

Page 84: ... 24 pin 64 KB x 4 static RAM chips in U31 U34 U37 U39 U41 U42 U44 U45 U46 and U47 Make sure that the pins are straight and that all pins are inserted in the receptacles Do not install a Static RAM chip in U32 when upgrading to 256 KB cache memory 4 Turn the system on The Boot Screen should display 256 KB of cache memory If 256 KB does not display check for bent pins on the new SRAM chips ...

Page 85: ...SRAM Locations ...

Page 86: ...64 KB Cache 256 KB Cache U31 16 KB x 4 64 KB x 4 U32 16 KB x 4 Not Installed U34 16 KB x 4 64 KB x 4 U37 16 KB x 4 64 KB x 4 U38 64 KB x 1 64 KB x 1 U39 16 KB x 4 64 KB x 4 U41 16 KB x 4 64 KB x 4 U42 16 KB x 4 64 KB x 4 U44 16 KB x 4 64 KB x 4 U45 16 KB x 4 64 KB x 4 U46 16 KB x 4 64 KB x 4 U47 16 KB x 4 64 KB x 4 U32 is a 22 pin SRAM DIP All other SRAMs are 22 24 pins DIPs ...

Page 87: ...Base 64 KB Memory Failure 34 BIOS Beep Codes 34 Error Reporting 33 Fatal Errors 34 Hard Disk Utilities 65 Non Fatal Error Messages 35 Password Check 56 Password Support 63 POST Power On Self Test 33 BIOS ROM Size Select 9 BIOS Setup 39 Board Layout 6 C Drive Error 35 Cache Memory 2 Jumper settings J50 and J51 9 Size 9 U32 9 Upgrade 73 CMOS Display Type Mismatch 35 CMOS RAM 3 CMOS Shutdown Register...

Page 88: ...87 14 Cyrix Installing 15 Cyrix 83D87 14 Cyrix 14 Date and Day 45 Description 2 DMA Clocks 61 EGA Adapters 8 Fast Gate A20 56 Fast Gate A20 Options 56 Floppy Controller 3 Floppy Disk Connector Pinout 28 Floppy Drive connector Pinout 29 Hard Disk 46 P7 IDE Hard Disk Connector 30 Hard disk drive controller 3 Hard Disk Drive Types 48 Hard Disk Format 65 Hard Disk utilities 65 Error messages 71 When t...

Page 89: ...Installing Adapter Cards 26 27 ...

Page 90: ...BIOS ROM Size Select 9 J21 COM2 IRQ Select 9 J22 COM1 IRQ Select 8 J23 Parallel Port IRQ Select 9 Keyboard Lock Connector 23 Keyboard Speed Switching 39 Manufacturing Test Port 33 Mark Bad Tracks 69 Math Coprocessor 3 Install 14 Media Analysis 65 Media Analysis Utility 70 Memory 2 Configuration 11 Installation 11 Memory Configuration 11 Memory Parity Error Check 53 Microprocessor 2 Monitor 49 Moth...

Page 91: ...nnector 30 Onboard Adapters P5 Parallel Port 24 P1 59 P2 18 P3 18 P4 58 P5 24 60 P6 61 P7 61 Parallel Port 3 24 Pinout 24 Parallel Port Connector 24 Parallel Port IRQ Select 9 Pinout Floppy connector 29 Parallel Port 24 Serial ports 24 POST Memory Test 38 Power Supply 18 19 Power Supply Connectors 18 Processor error 34 Processor Speeds 2 RAM 2 11 Reset Button Connector 21 ROM 3 ROM Access 0 Wait S...

Page 92: ...r s 55 Options Main Menu 43 Password Check 56 ROM Shadow 56 Standard CMOS Setup 45 System Boot Up CPU Speed 55 System Boot Up Num Lock 55 System Boot Up Sequence 55 Typematic Rate 53 Typematic Rate and Delay 53 Typematic Rate Delay and Typematic Rate 53 Video or Adaptor ROM Shadow 56 Warning Message 43 warning screen 52 Shadowing 3 SIMM 12 Installing 13 Part numbers 12 Specifications 12 SIMMs Inst...

Page 93: ...s 4 Technical Support vi Testing System 31 Testing the Motherboard 31 Turbo Mode J15 Turbo LED 23 Turbo Switch Option 56 U24 Coprocessor Socket 14 U32 9 73 U38 10 73 Unpacking 5 VGA adapters 8 Wait For F1 If Any Error 55 Warning Message 43 Weitek Installing 14 WTK3167 14 ...

Search results

Summary of Contents for 42 Series

Reviews:

Related manuals for 42 Series

Brands by name

Popular brands

American Megatrends 42 Series, User Manual

Search results

Summary of Contents for 42 Series

Reviews:

Related manuals for 42 Series

Brands by name

Popular brands