IBM SAGP-845EV user manual Floppy Disk Drive Connector, FDD1 FDC Connector

Page 10

3.1Floppy Disk Drive Connector

SAGP-845EV board has a 34-pin connector for the floppy drive.

•FDD1: FDC Connector

PIN	Description	PIN	Description

1	GROUND	2	REDUCE WRITE
3	GROUND	4	N/C	1
3	GROUND	4	N/C
5	GROUND	6	N/C
5	GROUND	6	N/C
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#
25	GROUND	26	TRACK 0#
27	GROUND	28	WRITE PROTECT#	33
29	N/C	30	READ DATA#
29	N/C	30	READ DATA#
31	GROUND	32	SIDE 1 SELECT#
33	N/C	34	DISK CHANGE#

Image 10

Contents Version With 10/100 Ethernet LAN & AGP4X VGA SBCTrademarks Copyright NoticeSupport Table of Contents Specifications Introduction− For alternative applications, a keyboard and a PS/2 Package Contents SAGP-845EV Layout InstallationLayout Compact Flash Card Master/Slave Mode Setting Clear Cmos SetupKeyboard Power Selection CPU Voltage SettingTable of Connectors Label Function ConnectionFloppy Disk Drive Connector FDD1 FDC ConnectorIDE1 Primary IDE Connector Ultra ATA33/66/100 IDE Disk Drive ConnectorIDE2 Secondary IDE Connector LPT1 Parallel Port Connector Parallel PortCOM2 10-pin Connector COM1 10-pin ConnectorSerial Ports USB Port Connector Keyboard ConnectorIrDA Infrared Interface Port LAN RJ45 Connector Fan ConnectorVGA Connector CDIN1 CD-IN Connector 1X42.54mm pin head Audio ConnectorsCN4 Audio Connector 2x82.00mm Right GND LeftGround Card DETECT1 Compact Flash Storage Card SocketCFA1 Compact Flash Storage Card Socket Pin Assignment Card DETECT2 GroundPW2 ATX12V Power Connector for CPU External Switches and IndicatorsPW1 ATX Power Switch Connector CN2 Multiple PanelPress DEL to enter Setup Award Bios SetupStarting Setup IntroductionMain Menu Using SetupKey Function Advanced Bios Features Setup ItemsStandard Cmos Features Advanced Chipset FeaturesStandard Cmos Setup EGA/VGAIDE Main Menu Selections Options DescriptionMM DD Yyyy MonoCHS IDE AdaptersOptions Description LBAAdvanced Bios Features First/Second/Third/Other Boot Device Quick Power On Self TestLAN BootROM Boot Up Floppy SeekTypematic Delay Msec Boot Up NumLock StatusTypematic Rate Setting Gate A20 OptionReport No FDD For Win Small Logo EPA ShowDram Timing Selectable Advanced Chipset FeaturesAuto CAS Latency TimeVideo Bios Cacheable Dram RAS# to CAS# DelaySystem Bios Cacheable Delay TransactionOn-chip VGA Flash BiosIntegrated Peripherals On-Chip Primary/Secondary PCI IDEParallel Port Mode IDE HDD Block ModeUart Mode Select IDE Primary/Secondary Master/Slave UdmaS1POS Power Management SetupWatchdog Timer Unit DpmsFor SL CPU’s Power ManagementSuspend Mode Video Off MethodHDD Power Down Primary IDE Secondary IDE FDD, COM, LPT PortResource controlled by 10 PnP/PCI Configuration SetupReset Configuration Data IRQ ResourcesPCI/VGA Palette Snoop PC Health StatusIRQ3/4/5/7/9/10/11/12/14/15 assigned to VcoreSpread Spectrum Frequency/Voltage ControlAuto Detect PCI Clk CPU Host / 3V66 / PCI ClockDefaults Menu Enter Password Supervisor/User Password SettingPassword Disabled Exit Without Saving Exit SelectingSave to Cmos and Exit Y/N? Y Quit without saving Y/N? YAppendix a Watchdog Timer INT 15H AH 6FHPage Appendix B Address Mapping IO Address Map Address Range DescriptionIRQ Mapping Table 1st MB Memory Address Map Memory address DescriptionDMA Channel Assignments Function Appendix C How to Upgrade a New Bios Bios Update ProcedureRecovering the previous Bios Install screenAppendix D AGP Slot