FT//ex (J3) Motherboard Layout

FT//ex (J3) Motherboard (Rev 1.3.8)

RAM Configuration

The motherboard comes with either 4 or 8MB. SIMMs used are 72-pin 80ns. It supports 4MB, 16MB, and 64MB single-density SIMMs, and 8MB, 32MB double-density SIMMs

Using 486 CPU Board

Memory Configurations Using Single-Density SIMMs.
Bank 0	Bank 1	Bank 2	Bank 3	Total
4MB				4MB
4MB	4MB			8MB
4MB	4MB	4MB		12MB
4MB	4MB	4MB	4MB	16MB
16MB				16MB
4MB	16MB			20MB
4MB	4MB	16MB		24MB
4MB	16MB	4MB		24MB
4MB	4MB	16MB	4MB	28MB
4MB	16MB	4MB	4MB	28MB
16MB	16MB			32MB
4MB	16MB	16MB		36MB
16MB	16MB	4MB		36MB
4MB	4MB	16MB	16MB	40MB
4MB	16MB	16MB	4MB	40MB
16MB	16MB	4MB	4MB	40MB
16MB	16MB	16MB		48MB
4MB	16MB	16MB	16MB	52MB
16MB	16MB	16MB	4MB	52MB
16MB	16MB	16MB	16MB	64MB
64MB				64MB
4MB	4MB	64MB		72MB
16MB	64MB			80MB
4MB	16MB	64MB		84MB
16MB	64MB	4MB		84MB
4MB	4MB	16MB	64MB	88MB
16MB	64MB	4MB	4MB	88MB
16MB	16MB	64MB		96MB
16MB	64MB	16MB		96MB
4MB	16MB	16MB	64MB	100MB
16MB	64MB	16MB	4MB	100MB
16MB	16MB	16MB	64MB	112MB
16MB	64MB	16MB	16MB	112MB
64MB	64MB			128MB
64MB	64MB	4MB		132MB
4MB	4MB	64MB	64MB	136MB
64MB	64MB	4MB	4MB	136MB
16MB	64MB	64MB		144MB
64MB	64MB	16MB		144MB
4MB	16MB	64MB	64MB	148MB
64MB	64MB	16MB	4MB	148MB
16MB	16MB	64MB	64MB	160MB
16MB	64MB	16MB	64MB	160MB
64MB	64MB	16MB	16MB	160MB
64MB	64MB	64MB		192MB
16MB	64MB	64MB	64MB	208MB
64MB	64MB	16MB	64MB	208MB
64MB	64MB	64MB	64MB	256MB

Using 486 CPU Board

Memory Configurations Using Double-Density SIMMs.
Bank 0	Bank 1	Bank 2	Bank 3	Total
8MB				8MB
8MB	8MB			16MB
32MB				32MB
32MB	32MB			64MB

NOTE: You can only utilise SIMM sockets 0 and 1 when using double-density SIMMs

Using Pentium CPU Board

System Board				Pentium CPU Board
Bank 0		Bank 1		Bank 2		Bank 3		Total RAM
4MB	4MB							8MB
4MB	4MB			4MB	4MB			16MB
4MB	4MB	8MB	8MB					24MB
4MB	4MB	4MB	4MB	4MB	4MB	4MB	4MB	32MB
4MB	4MB	8MB	8MB	16MB	16MB			56MB
8MB	8MB	8MB	8MB	8MB	8MB	8MB	8MB	64MB
4MB	4MB	8MB	8MB	16MB	16MB	32MB	32MB	120MB
16MB	16MB	16MB	16MB	16MB	16MB	16MB	16MB	128MB
32MB	32MB	32MB	32MB	32MB	32MB	32MB	32MB	256MB

NOTE: Always fill Bank 0 first before using any other banks. Each Bank must contain the same type of SIMM in both sockets. The system memory can be upgraded using any combination of supported SIMMs. SETUP must be run after installing additional memory.

Hard Drives

MB	Make	Model	Type	Part Number
525	Quantum	LPS 525 S	SCSI	XB52674
540	Quantum	LPS 540 S	SCSI
1,000	IBM	0662 S12	SCSI	XB52689
2,000	Seagate	ST12550N	SCSI
2,000	IBM	DFHS S2F	SCSI	SU54096
5,000	IBM	DFHS S5F	SCSI	SU54099
Tape
150	Archive	Viper150	SCSI	SU52602
525	Archive	Viper525	SCSI	SU52601
2-8GB	Archive	DDS-DC	SCSI	SU52593
Floppy
	Panasonic		5.25"	SU52600
CD-ROM
	Sony	CDU561	SCSI	SU52732
	Sony	CDU55S	SCSI	SU54072

Ethernet Options

IBM Token Ring LAN Card	XB42148
3Com Ethernet card, thin/thick (3C503)	XB50902
3Com Ethernet card, UTP/thick (3C503B-TP)	XB50901
3Com AUI to UTP Transceiver (3C583)	XB50900
3Com EISA Ethernet card, (3C579)	XB52462

Jumper Settings

FT//ex MOTHERBOARD JUMPER SETTINGS

1 - Serial 2	6 - Power Connector 2	11 - EISA Slots
2 - Serial 1	7 - SCSI Connectors	12 - Keyboard Controller
3 - Fixed Disk Drive Connector	8 - CPU Board Slot	13 - PS/2 Mouse
4 - Power Connector 2	9 - VESA Local Bus Slots	14 - PS/2 Keyboard
5 - SIMM Sockets	10 - BIOS	15 - Parallel Port

SCSI

JP1, JP2	Open	With SCSI
	Closed	Without SCSI

High Speed Write for Local Bus

JP3	1 - 2	0 min wait
	2 - 3	1 min wait

CPU Speed Select for VESA Local Bus

JP4	1 - 2	<= 33 MHz
	2 - 3	> 33 MHz

JP5

Open

Reserved

Security

JP6	1 - 2	Security Enable
	2 - 3	Security Disable

Reset Button

JP7	Closed	Reset Enable
	Open	Reset Disable

IRQ Select

JP8	1 - 2	IRQ 10
	2 - 3	IRQ 11

Buzzer / Speaker Select

JP9	1 - 2	Onboard Buzzer
	2 - 3	External Speaker

RTC Select

Jumper	Dallas	B.M.
JP10	2 - 3	1 - 2
JP11	2 - 3	1 - 2
JP12	2 - 3	1 - 2
JP13	2 - 3	1 - 2

486 CPU BOARD JUMPER SETTINGS

CPU Clock Frequency Setting

JP1	Open	25 MHz (DX2-50)
		33 MHz (DX2-66)
	Closed	40 MHz
		50 MHz
JP2	Open	25 MHz (DX2-50)
		40 MHz
	Closed	33 MHz (DX2-66)
		50 MHz

PGA CPU Type Setting

JP4	Open	486DX, 486DX2
	1 - 2	486SX
	2 - 3	487SX, ODP 486SX, P24T

LADS Setting for VESA Local Bus (Master Support)

JP3	1 - 2	33 MHz
	2 - 3	50 MHz

Local Bus Enabling

JP10	1 - 2	Disable
	2 - 3	Enable

System Speed

JP8	1 - 2	25 MHz, 33 MHz
	2 - 3	40 MHz, 50 MHz
JP9	1 - 2	25 MHz, 40 MHz
	2 - 3	33 MHz, 50 MHz

SRAM (cache) Size

JP11, JP19	Open	64 KB
	Closed	128 KB, 256 KB, 1 MB
JP12, JP20	Open	64 KB, 128 KB
	Closed	256 KB, 1 MB
JP13, JP14, JP18	Open	64 KB, 128 KB, 256 KB
	Closed	1 MB

SRAM (cache) Type

JP15, JP16	1 - 2	Single Bank
	2 - 3	Double Bank

CPU Speed Selection for VESA Local Bus

JP17	1 - 2 - 3 - 4	< 33 MHz
	2 - 3	> = 33 MHz

PENTIUM CPU BOARD JUMPER SETTINGS

F2xpentb.gif (17476 bytes)

Oscillator Frequency

JP1	1 - 2	33 / 50 / 80 MHz
	2 - 3	40 / 66 MHz
JP2	1 - 2	33 / 66 / 80 MHz
	2 - 3	40 / 50 MHz
JP3	1 - 2	40 / 50 / 66 / 80 MHz
	2 - 3	33 MHz

Local Bus

JP4	1 - 2	Enable
	2 - 3	Disable

SRAM (Cache) Type

JP8	1 - 2	Single Bank
	2 - 3	Double Bank
JP9	1 - 2	Single Bank
	2 - 3	Double Bank

SRAM (Cache) Size

JP10, JP13	Open	128 KB
	Closed	256 KB, 512 KB, 1 MB
JP11, JP14	Open	128 KB, 256 KB
	Closed	512 KB, 1 MB
JP12, JP15	Open	128 KB, 256 KB, 512 KB
	Closed	1 MB

Additional Options

AdLOC Security Card

Rear Panel

CMOS Discharge

There is no method of draining CMOS on this motherboard. You can access the Setup configuration values by pressing Ctrl-Alt-Esc.

Interrupts, Memory & I/O Ports

Interrupts (IRQ)

Interrupts	Default Function	Notes
IRQ 0	System	This cannot be used by an expansion card.
IRQ 1	Keyboard controller	This cannot be used by an expansion card.
IRQ 2	Slave interrupt cont.	This cannot be used at the same time as IRQ9.
IRQ 3	Serial port 2	Available if this feature is disabled in SETUP.
IRQ 4	Serial port 1	Available if this feature is disabled in SETUP.
IRQ 5	Not used
IRQ 6	Floppy disk controller	Available if this feature is disabled in SETUP.
IRQ 7	Parallel port	IRQ 7 is not normally used, and can be used by expansion cards
IRQ 8	Real time clock	This cannot be used by an expansion card.
IRQ 9	Not used
IRQ 10	Not used
IRQ 11	Not used
IRQ 12	Mouse	This cannot be used by an expansion card.
IRQ 13	Co processor	This cannot be used by an expansion card.
IRQ 14	Hard disk controller	Available if this feature is disabled in SETUP.
IRQ 15	Not used

Memory Map

I/O Ports

I/O ports (Hex)	Used by
000 - 01F	DMA controller 1
020 - 027	Interrupt controller 1
030 - 037	Interrupt controller 1
040 - 047	System timer
050 - 057	System timer
060 - 06F	Keyboard controller
070 - 07F	Real time clock, NMI mask
080 - 09F	DMA page register
0A0 - 0BF	Interrupt controller 2
0C0 - 0DF	DMA controller 2
0F0	Clear math coprocessor
0F1	Reset coprocessor
0F8 - 0FF	Math coprocessor
1F0 - 1F7	Hard drive controller
278 - 27F	Parallel port 2
2F8 - 2FF	Serial port 2
378 - 37F	Parallel port 1
3B0 - 3BF	Monochrome display
3C0 - 3CF	EGA, VGA, SVGA
3D0 - 3DF	CGA, VGA, SVGA
3F0 - 3F7	Floppy disk controller
3F7 - 3FF	Serial port 1