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AI5TH (VER. 1.0) Motherboard Settings and Configuration






TMC RESERCH CORPORATION

AI5TH (VER. 1.0)

Processor

CX M1/AM K5/Pentium

Processor Speed

75/90/100/120/133/150/166/180/200MHz

Chip Set

Intel

Video Chip Set

None

Maximum Onboard Memory

128MB DRAM (EDO supported)

Maximum Video Memory

None

Cache

256/512KB

BIOS

Unidentified

Dimensions

330mm x 218mm

I/O Options

32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), cache slot, IR connectors (2), VRM connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

PS/2 mouse interface

J5

Speaker

J20 pins 1 - 4

IR connector

J6

Green PC connector

J20 pins 6 & 16

Serial port 1

J7

Turbo LED

J20 pins 8 & 18

IR connector

J8

Reset switch

J20 pins 9 & 19

Serial port 2

J9

IDE interface LED

J20 pins 10 & 20

Floppy drive interface

J12

Power LED & keylock

J20 pins 11 - 15

Parallel port

J13

32-bit PCI slots

PC1 - PC4

IDE interface 1

J15

Cache slot

SL1

IDE interface 2

J16

VRM connector

VRM

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Flash BIOS voltage select 5v

JP7

Pins 2 & 3 closed

 

Flash BIOS voltage select 12v

JP7

Pins 1 & 2 closed

»

AT bus clock select PCICLK/4

JP13

Closed

 

AT bus clock select PCICLK/3

JP13

Open

»

CMOS memory normal operation

JP17

Open

 

CMOS memory clear

JP17

Closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

8MB

None

(2) 1M x 36

8MB

(2) 1M x 36

None

16MB

None

(2) 2M x 36

16MB

(2) 2M x 36

None

16MB

(2) 1M x 36

(2) 1M x 36

24MB

(2) 2M x 36

(2) 1M x 36

24MB

(2) 1M x 36

(2) 2M x 36

32MB

None

(2) 4M x 36

32MB

(2) 4M x 36

None

32MB

(2) 2M x 36

(2) 2M x 36

40MB

(2) 4M x 36

(2) 1M x 36

40MB

(2) 1M x 36

(2) 4M x 36

48MB

(2) 4M x 36

(2) 2M x 36

48MB

(2) 2M x 36

(2) 4M x 36

64MB

None

(2) 8M x 36

64MB

(2) 8M x 36

None

64MB

(2) 4M x 36

(2) 4M x 36

72MB

(2) 8M x 36

(2) 1M x 36

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

72MB

(2) 1M x 36

(2) 8M x 36

80MB

(2) 8M x 36

(2) 2M x 36

80MB

(2) 2M x 36

(2) 8M x 36

96MB

(2) 8M x 36

(2) 4M x 36

96MB

(2) 4M x 36

(2) 8M x 36

128MB

(2) 8M x 36

(2) 8M x 36

Note: Board accepts EDO memory. Board also accepts x 32 SIMMs.

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

SL1

256KB (A)

(2) 32K x 32

None

Unidentified

Not installed

256KB (B)

None

None

None

Installed

512KB (A)

(2) 32K x 32

(2) 32K x 32

Unidentified

Not installed

512KB (B)

(2) 64K x 32

None

Unidentified

Not installed

512KB (C)

None

None

None

Installed

Note: The location of Banks 0 & 1 are unidentified. The TAG chip sizes are unidentified.

CACHE JUMPER CONFIGURATION

Size

JP21

JP22

None

Open

Open

256KB (A, B)

Closed

Open

512KB (A, B, C)

Open

Closed

CACHE BANK CONFIGURATION

Setting

JP23

JP24

1 bank

Open

Open

2 banks

Closed

Closed

CPU SPEED SELECTION (CYRIX)

Speed

JP8

JP9

JP10

JP11

JP12

120MHz

Closed

Closed

Closed

Closed

Open

150MHz

Closed

Open

Closed

Closed

Open

166MHz

Open

Closed

Open

Closed

Open

CPU SPEED SELECTION (AMD)

Speed

JP8

JP9

JP10

JP11

JP12

75MHz

Closed

Closed

Closed

Open

Open

90MHz

Closed

Open

Closed

Open

Open

100MHz

Open

Closed

Open

Open

Open

CPU SPEED SELECTION (INTEL)

Speed

JP8

JP9

JP10

JP11

JP12

75MHz

Closed

Closed

Closed

Open

Open

90MHz

Closed

Open

Closed

Open

Open

100MHz

Open

Closed

Open

Open

Open

120MHz

Closed

Open

Closed

Closed

Open

133MHz

Open

Closed

Open

Closed

Open

150MHz

Closed

Open

Closed

Closed

Closed

166MHz

Open

Closed

Open

Closed

Closed

180MHz

Closed

Open

Closed

Open

Closed

200MHz

Open

Closed

Open

Open

Closed

CPU TYPE SELECTION

Type

JP19

Standard CPU

Closed

VRE CPU

Open

DMA CHANNEL SELECTION

Channel

JP3

JP4

 

1

Pins 1 & 2 closed

Pins 1 & 2 closed

»

3

Pins 2 & 3 closed

Pins 2 & 3 closed

SERIAL PORT SELECTION

Setting

JP1

JP2

»

Serial port 2 set as serial port

Pins 1 & 2 closed

Pins 1 & 2 closed

 

IR connector

Pins 2 & 3 closed

Pins 2 & 3 closed








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