SYSTEM BOARD PCD-4LSX, SYSTEM BOARD PCD-H Motherboard Settings and Configuration

SIEMENS NIXDORF INFORMATIONSSYSTEME AG

SYSTEM BOARD PCD-4LSX, SYSTEM BOARD PCD-H

Processor
80486SX/80487SX/80486DX/80486DX2
Processor Speed
25/33/40/50(internal)/66(internal)MHz
Chip Set
Unidentified
Video Chip Set
Unidentified
Maximum Onboard Memory
32MB
Maximum Video Memory
2MB
Cache
64/128/256KB
BIOS
Unidentified
Dimensions
330mm x 218mm
I/O Options
Floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial ports (2), VGA feature connector, VGA port, riser slot
NPU Options
None

CONNECTIONS
Purpose
Location
Purpose
Location
VGA port
CN1
Floppy drive interface
CN7
Parallel port
CN2
Speaker
J13
Serial port 2
CN3
External battery
J14
Serial port 1
CN4
VGA feature connector
J23
PS/2 mouse port
CN5
Front panel connector
JP30
IDE interface
CN6
Riser slot
SL1

USER CONFIGURABLE SETTINGS
Function
Label
Position
»
Onboard battery enabled
JP8
Pins 1 & 2 closed

Onboard battery disabled
JP8
Pins 2 & 3 closed
»
Monitor type select color
JP10
Closed

Monitor type select monochrome
JP10
Open
»
Mouse IRQ12 enabled
JP11
Closed

Mouse IRQ12 disabled
JP11
Open
»
On board video enabled
JP25
Closed

On board video disabled
JP25
Open

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
20MB
(4) 1M x 9
(4) 4M x 9
20MB
(4) 4M x 9
(4) 1M x 9
32MB
(4) 4M x 9
(4) 4M x 9

CACHE CONFIGURATION
Size
Bank 0
Bank 1
TAG (U48)
TAG (U49)
TAG (U50)
64KB
(4) 8K x 8
(4) 8K x 8
(4) 8K x 8
None
(1) 16K x 8
128KB
(4) 32K x 8
None
(4) 8K x 8
None
(1) 16K x 8
256KB
(4) 32K x 8
(4) 32K x 8
(4) 8K x 8
(4) 8K x 8
(1) 16K x 8
Note: The location of banks 0 & 1 and the TAG are unidentified.

CACHE JUMPER CONFIGURATION
Size
JP12
JP13
JP14
JP15
JP16
JP17
None
2 & 3
2 & 3
Open
Open
Open
Open
64KB
2 & 3
2 & 3
Open
Open
Open
Open
128KB
1 & 2
1 & 2
Closed
Open
Open
Closed
256KB
2 & 3
2 & 3
Closed
Closed
Closed
Closed
Note: Pins designated should be in the closed position.

VIDEO MEMORY CONFIGURATION
Size
Bank 0
Bank 1
1MB
1MB
None
2MB
1MB
1MB
Note: The size of the video memory chips are unidentified.

CPU SPEED SELECTION
Speed
JP5
JP6
25MHz
Closed
Open
33MHz
Open
Closed
50iMHz
Closed
Open
66iMHz
Open
Closed

CPU TYPE SELECTION
Type
JP1
JP2
JP3
80486SX (PQFP)
Pins 1 & 2 closed
Pins 2 & 3 closed
Closed
80486SX (PGA)
Open
Pins 1 & 2 closed
Open
80486DX (PGA)
Pins 1 & 2 closed
Pins 2 & 3 closed
Closed
80486DX2 (PGA)
Pins 1 & 2 closed
Pins 2 & 3 closed
Closed

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SYSTEM BOARD PCD-4LSX, SYSTEM BOARD PCD-H Motherboard Settings and Configuration

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Processor	80486SX/80487SX/80486DX/80486DX2
Processor Speed	25/33/40/50(internal)/66(internal)MHz
Chip Set	Unidentified
Video Chip Set	Unidentified
Maximum Onboard Memory	32MB
Maximum Video Memory	2MB
Cache	64/128/256KB
BIOS	Unidentified
Dimensions	330mm x 218mm
I/O Options	Floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial ports (2), VGA feature connector, VGA port, riser slot
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
VGA port	CN1	Floppy drive interface	CN7
Parallel port	CN2	Speaker	J13
Serial port 2	CN3	External battery	J14
Serial port 1	CN4	VGA feature connector	J23
PS/2 mouse port	CN5	Front panel connector	JP30
IDE interface	CN6	Riser slot	SL1

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	Onboard battery enabled	JP8	Pins 1 & 2 closed
	Onboard battery disabled	JP8	Pins 2 & 3 closed
»	Monitor type select color	JP10	Closed
	Monitor type select monochrome	JP10	Open
»	Mouse IRQ12 enabled	JP11	Closed
	Mouse IRQ12 disabled	JP11	Open
»	On board video enabled	JP25	Closed
	On board video disabled	JP25	Open

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
20MB	(4) 1M x 9	(4) 4M x 9
20MB	(4) 4M x 9	(4) 1M x 9
32MB	(4) 4M x 9	(4) 4M x 9

CACHE CONFIGURATION
Size	Bank 0	Bank 1	TAG (U48)	TAG (U49)	TAG (U50)
64KB	(4) 8K x 8	(4) 8K x 8	(4) 8K x 8	None	(1) 16K x 8
128KB	(4) 32K x 8	None	(4) 8K x 8	None	(1) 16K x 8
256KB	(4) 32K x 8	(4) 32K x 8	(4) 8K x 8	(4) 8K x 8	(1) 16K x 8
Note: The location of banks 0 & 1 and the TAG are unidentified.

CACHE JUMPER CONFIGURATION
Size	JP12	JP13	JP14	JP15	JP16	JP17
None	2 & 3	2 & 3	Open	Open	Open	Open
64KB	2 & 3	2 & 3	Open	Open	Open	Open
128KB	1 & 2	1 & 2	Closed	Open	Open	Closed
256KB	2 & 3	2 & 3	Closed	Closed	Closed	Closed
Note: Pins designated should be in the closed position.

VIDEO MEMORY CONFIGURATION
Size	Bank 0	Bank 1
1MB	1MB	None
2MB	1MB	1MB
Note: The size of the video memory chips are unidentified.

CPU SPEED SELECTION
Speed	JP5	JP6
25MHz	Closed	Open
33MHz	Open	Closed
50iMHz	Closed	Open
66iMHz	Open	Closed

CPU TYPE SELECTION
Type	JP1	JP2	JP3
80486SX (PQFP)	Pins 1 & 2 closed	Pins 2 & 3 closed	Closed
80486SX (PGA)	Open	Pins 1 & 2 closed	Open
80486DX (PGA)	Pins 1 & 2 closed	Pins 2 & 3 closed	Closed
80486DX2 (PGA)	Pins 1 & 2 closed	Pins 2 & 3 closed	Closed