UNIDENTIFIED

M601 (VERSION 1.2)

Processor

CX486SLC/80486SX/80487SX/80486DX/80486DX2

Processor Speed

25/33/50(internal)/50/66(internal)MHz

Chip Set

Unknown

Max. Onboard DRAM

64MB

Cache

64/128/256KB

BIOS

Award

Dimensions

250mm x 220mm

I/O Options

32-bit VESA local bus slots (3)

NPU Options

80387DX (This option is not supported by all versions.)

CONNECTIONS

Purpose

Location

Purpose

Location

Power LED & keylock

JP10

Turbo switch

JP14

Speaker

JP11

32-bit VESA Local bus slot

S1

Turbo LED

JP12

32-bit VESA Local bus slot

S2

Reset switch

JP13

32-bit VESA Local bus slot

S3

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

CMOS memory normal operation (Internal battery)

JP1

pins 2 & 3 closed

 

CMOS memory normal operation (External battery)

JP1

pins 1 & 2 closed

 

CMOS memory clear

JP1

pins 3 & 4 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

1MB

(4) 256K x 9

NONE

2MB

(4) 256K x 9

(4) 256K x 9

4MB

(4) 1M x 9

NONE

5MB

(4) 1M x 9

(4) 256K x 9

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

20MB

(4) 4M x 9

(4) 1M x 9

32MB

(4) 4M x 9

(4) 4M x 9

64MB

(4) 16M x 9

NONE

CACHE CONFIGURATION

Size

Bank 0

Bank 1

U21

U28

64KB

(4) 8K x 8

(4) 8K x 8

(1) 8K x 8

NONE

128KB

(4) 32K x 8

NONE

(1) 8K x 8

NONE

256KB

(4) 32K x 8

(4) 32K x 8

(1) 8K x 8/(1) 32K x 8

(1) 8K x 8

CACHE JUMPER CONFIGURATION

Size

JP2

JP3

JP4

JP5

JP6

64KB

Open

Closed

Open

pins 1 & 2 closed

Open

128KB

Open

Closed

Closed

pins 2 & 3 closed

pins 2 & 3 closed

256KB

Closed

Closed

Closed

pins 1 & 2 closed

pins 1 & 2 closed

CPU TYPE CONFIGURATION

Types

JP16

JP17

CX486SLC

pins 2 & 3 closed

Open

80486SX

pins 2 & 3 closed

Open

80487SX

pins 1 & 2 and 3 & 4 closed

pins 2 & 3 closed

80486DX

pins 1 & 2 and 3 & 4 closed

pins 1 & 2 closed

80486DX2

pins 1 & 2 and 3 & 4 closed

pins 1 & 2 closed

CPU SPEED CONFIGURATION

Clock Generator

Speed

JP7

JP8

AV9107

40MHz

pins 1 & 2 closed

pins 1 & 2 closed

AV9107

50MHz

pins 2 & 3 closed

pins 1 & 2 closed

KTS0808C/0801C

40MHz

pins 1 & 2 closed

pins 1 & 2 closed

KTS0808C/0801C

50MHz

pins 2 & 3 closed

pins 1 & 2 closed

TK9207

40MHz

pins 2 & 3 closed

pins 1 & 2 closed

TK9207

33/66i MHz

pins 1 & 2 closed

pins 1 & 2 closed

TK9307

25/50i MHz

pins 1 & 2 closed

pins 1 & 2 closed

TK9307

33/66i MHz

pins 2 & 3 closed

pins 1 & 2 closed

TK9307

40MHz

pins 1 & 2 closed

pins 2 & 3 closed

TK9307

50MHz

pins 2 & 3 closed

pins 2 & 3 closed

Note:The exact location of JP8 is unknown.

VESA WAIT STATE/BUS SPEED CONFIGURATION

Speed

Wait states

JP15

25MHz

0 wait states

Open

33MHz

1 wait state

Open

50MHz

2 wait states

Closed