...because we can't all be on the bleeding edge...





IPC DYNASTY HE/VALUEMAGIC (MB486HE #40)

IPC CORPORATION

IPC DYNASTY HE/VALUEMAGIC (MB486HE #40)

Processor

80486SX/80486DX/80486DX2/P23N/Pentium Overdrive

Processor Speed

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

Chip Set

Unidentified

Max. Onboard DRAM

32MB

Cache

128/256KB

BIOS

Unidentified

Dimensions

254mm x 218mm

I/O Options

32-bit VESA local bus slots (2)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Internal battery

J1

Keylock

J7

External battery

J2

Speaker

J8

Reset switch

J4

Power LED

JP6

Turbo switch

J6

32-bit VESA local bus slots

SL1 & SL2

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Power good signal detect from board

JP1

pins 1 & 2 closed

 

Power good signal detect from power supply

JP1

pins 2 & 3 closed

ELBA# enabled

JP2

pins 1 & 2 closed

 

LDEV1# enabled

JP2

pins 2 & 3 closed

Factory configured - do not alter

JP3

pins 1 & 2 closed

Factory configured - do not alter

JP6

N/A

ADS delay select no delay

JP7

pins 1 & 2 closed

 

ADS delay select 1-T delay

JP7

pins 2 & 3 closed

CPURDY delay select no delay

JP8

pins 1 & 2 closed

 

CPURDY delay select 1-T delay

JP8

pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

4MB

(4) 1M x 9

NONE

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

32MB

(4) 4M x 9

(4) 4M x 9

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

128KB

(4) 32K x 8

NONE

(1) 8K x 8

256KB

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JP9

JP10

JP11

JP12

JP13

128KB

2 & 3

2 & 3

Open

Closed

Closed

256KB

1 & 2

1 & 2

Closed

Closed

Closed

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION

Type

JP14

JP15

80486SX (PQFP)

Open

pins 3 & 4 closed

80486SX (PGA)

Open

pins 2 & 3 closed

80486DX (PQFP)

Open

pins 3 & 4 closed

80486DX

pins 1 & 2 closed

pins 1 & 2, 3 & 4 closed

80486DX2

pins 1 & 2 closed

pins 1 & 2, 3 & 4 closed

P23N

pins 2 & 3 closed

pins 1 & 2, 3 & 4 closed

Pentium Overdrive

pins 2 & 3 closed

pins 1 & 2, 3 & 4 closed

CPU SPEED CONFIGURATION

Speed

JP18

25MHz

pins 2 & 3 closed

33MHz

pins 1 & 2 closed

50iMHz

pins 2 & 3 closed

66iMHz

pins 1 & 2 closed

BUS SPEED CONFIGURATION

CPU speed

JP16

<= 33MHz

Open

> 33MHz

Closed