==View or Print jumper settings using Fixedsys or New Courier fonts==
M-Tech R418 PCI-486 Ver:2 Mainboard
- 6page scanned manual available in 278k JPG archive by donation
- 2-72 pin SIMM slots (8-256meg FPM/EDO DRAM)
- 8-30 pin SIMM slots
note: - 3-32bit PCI Bus slots
- 4-16bit ISA slots
- 128k-1024k CACHE support in 8-32pin sockets + 1 TAG RAM socket
- AWARD 96 Auto-Detect Flash Bios with Energy Mgmt.
- Green PC Connector
- SiS 85C496/497 1994 chipset
- Supports 3.3, 3.45, 3.6, 3.75, 3.9, 5.0 Volt CPU's at
25/33/40/50/66/80/100/120/133/160 MHz.
- ZIF 237pin CPU socket 3 which supports these processors:
INTEL 80486SX/DX/DX2/DX4, P24D, P24T
CYRIX CX486DX/DX2/DX4, CX5x86-100/120/133
- AMD AM486DX/DX2/DX4, AM X5-133/160
- Multi-I/O chip supports
2 - 16550 Fast UART serial ports
2 - IDE device interfaces
1 - parallel port with EPP + ECP
1 - floppy drive interface 360-2.88
Up to 8.4G IDE HD support.
- Manufactured by: M-TECHNOLOGY INC.
- WEBSITE http://www.mtiusa.com
====================================================================
Purpose Location Purpose Location
--------------------------------------------------------------------
Serial port 2 CN1 Turbo switch J3
Serial port 1 CN2 Turbo LED J4
Parallel port CN3 Reset switch J5
Floppy drive interface CN4 Break switch J6
IDE interface 2 CN5 IDE interface LED J7
IDE interface 1 CN6 Green PC connector J9
Power LED + keylock J1 Speaker J2
---------------------------------------------------------------
User Configurations
---------------------------------------------------------------
Monitor type monochrome JP51 open
Monitor type colour JP51 closed
CMOS normal operation JP49 1-2 (default)
CMOS memory clear JP49 2-3
Serial Port1 IRQ4 JP27 1-2,3-4(default)
Serial Port2 IRQ3 JP27 1-2
Parallel Port IRQ7 JP28 2-3 (default)
Parallel Port IRQ5 JP28 1-2
ROM Type JP52 JP53
-------------------------------
+12V Flash ROM 1-2 1-2
EEPROM 2-3 2-3
DMA Channel JP36 JP37
-----------------------------
1 2-3 2-3
3 1-2 1-2
Cache jumpers
Size Type JP5 JP6 JP7 JP9 JP10
-------------------------------------------------------------
128K 32K8 1-2,4-5 1-2 1-2 1-2 1-2
256K 32K8 2-3,4-5 2-3 2-3 1-2 2-3
64K8 1-2,3-4 1-2 1-2 1-2 2-3
512K 64K8 2-3,4-5 2-3 2-3 2-3 2-3
128K8 1-2,4-5 1-2 1-2 2-3 2-3
1M 128K8 2-3,4-5 2-3 2-3 2-3 2-3
====================================================================
CPU Type jumpers
INTEL
DX/DX2/DX4 486SX P24T P24D
--------------------------------------------
JP12 2-3 2-3 1-2 1-2
JP13 2-3 Open 1-2 2-3
JP14 2-3 2-3 2-3 2-3
JP15 Open Open 1-2 Open
JP16 3-4 3-4 3-4 1-2,3-4
JP17 3-4 3-4 1-2 1-2
JP18 2-3 Open Open 1-2
JP19 Open Open Open Open
JP20 Open Open Open 1-2
JP21 Open Open 1-2 Open
JP22 1-2,3-4 2-3 1-2,3-4 1-2,3-4
JP23 4-5 4-5 1-2 4-5
JP24 Open Open Open 2-3
AMD
DX/DX2/DX4+ DX4-100 (V8T) DX4-100 (V8B) 5X86-133
DX4-133 (V8T) DX4-120 (V8T) DX4-120 (V8B) 5X86-160
----------------------------------------------------------------
JP12 2-3 2-3 1-2 1-2
JP13 2-3 2-3 2-3 2-3
JP14 2-3 2-3 2-3 2-3
JP15 Open Open Open Open
JP16 3-4 3-4 1-2,3-4 1-2,3-4
JP17 3-4 3-4 1-2,3-4 1-2,3-4
JP18 2-3 Open 1-2 1-2
JP19 Open Open Open 2-3
JP20 Open Open 1-2 1-2
JP21 Open Open Open Open
JP22 1-2,3-4 1-2,3-4 1-2,3-4 1-2,3-4
JP23 4-5 4-5 4-5 4-5
JP24 Open Open 2-3 2-3
CYRIX
DX/DX2/DX4 DX/DX2/DX4 5X86-100 5X86-133
(5-Volt) (3.45-Volt) 5X86-120
----------------------------------------------------------------
JP12 2-3 2-3 2-3 2-3
JP13 2-3 2-3 2-3 2-3
JP14 1-2 1-2 2-3 2-3
JP15 2-3 2-3 Open Open
JP16 2-3 2-3 1-2,3-4 1-2,3-4
JP17 2-3 2-3,4-5 1-2,3-4 1-2,3-4
JP18 Open Open 1-2 1-2
JP19 Open Open Open 2-3
JP20 Open Open 1-2 1-2
JP21 Open Open Open Open
JP22 1-2,3-4 1-2,3-4 1-2,3-4 1-2,3-4
JP23 2-3 2-3 4-5 4-5
JP24 Open Open 2-3 2-3
====================================================================
CPU Voltage jumpers
JP42 JP43 JP44 JP45 JP46 JP48
-----------------------------------------------------
3.3V Short Open Open Open Open Open
3.45V Open Short Open Open Open Open
3.6V Open Open Short Open Open Open
3.75V Open Open Open Short Open Open
3.9V Open Open Open Open Short Open
5V Open Open Open Open Open 1-2,3-4 Short
Note: If JP48 is not present , this mainboard is 5V auto-detect.
You don't need to set JP48 when installing a 5V CPU.
System Speed jumpers
JP25 JP38 JP39 JP40
-------------------------------------
25MHz 1-2 Open Open Open
33MHz 1-2 Short Short Open
40MHz 1-2 Short Open Open
50MHz 2-3 Open Short Open
-------------------------------------
50iMHz 1-2 open open open
66iMHz 1-2 closed closed open
80iMHz 1-2 closed open open
100iMHz 1-2 closed closed open
120iMHz 1-2 closed open open
133iMHz 1-2 closed closed open
160iMHz 1-2 closed open open
=====================END OF DATA ON R418 PCI-486 Ver:2====================
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