PC-SXi Motherboard Settings and Configuration

DEICO ELECTRONICS, INC.

PC-SXi

Processor
80386SX
Processor Speed
16/20MHz
Chip Set
ACC/VIA
Max. Onboard DRAM
8MB
Cache
None
BIOS
Quadtel
Dimensions
330mm x 218mm
I/O Options
Parallel port, serial ports (2), floppy drive interface, IDE interface
NPU Options
80387SX

CONNECTIONS
Purpose
Location
Purpose
Location
Parallel port
J15
IDE interface LED
J22
Serial port 1
J18
Turbo LED
J24 pins 3 & 4
Serial port 2
J19
Reset switch
J24 pins 1 & 2
Floppy drive interface
J20
Speaker
J25
IDE interface
J21
Power LED & keylock
J26

USER CONFIGURABLE SETTINGS
Function
Jumper
Position
»
Serial port 1 enabled
WA
pins 2 & 3 closed

Serial port 1 disabled
WA
pins 1 & 2 closed
»
Serial port 2 enabled
WB
pins 2 & 3 closed

Serial port 2 disabled
WB
pins 1 & 2 closed
»
Parallel port enabled
WC
pins 2 & 3 closed

Parallel port disabled
WC
pins 1 & 2 closed
»
Parallel port select LPT1
WD
pins 1 & 2 closed

Parallel port select LPT2
WD
pins 2 & 3 closed
»
Parallel port select IRQ7
W2
pins 1 & 2 closed

Parallel port select IRQ5
W2
pins 2 & 3 closed
»
Floppy drive interface enabled
W3
pins 1 & 2 closed

Floppy drive interface disabled
W3
pins 2 & 3 closed
»
IDE interface enabled
W5
pins 1 & 2 closed

IDE interface disabled
W5
pins 2 & 3 closed
»
CPU speed select 16MHz
W9
pins 1 & 2 closed

CPU speed select 20MHz
W9
pins 2 & 3 closed
»
Bus wait state select 4/memory card wait state select 1
W10
pins 1 & 2 closed

Bus wait state select 6/memory card wait state select 2
W10
pins 2 & 3 closed
»
Monitor type select color
W11
pins 1 & 2 closed

Monitor type select monochrome
W11
pins 2 & 3 closed
»
NPU disabled
W12
pins 1 & 2 closed

NPU enabled
W12
pins 2 & 3 closed

DRAM CONFIGURATION
Size
Bank 0
Bank 1
Bank 2
Bank 3
512KB
(2) 256K x 9
NONE
NONE
NONE
1MB
(2) 256K x 9
(2) 256K x 9
NONE
NONE
1.5MB
(2) 256K x 9
(2) 256K x 9
(2) 256K x 9
NONE
2MB
(2) 256K x 9
(2) 256K x 9
(2) 256K x 9
(2) 256K x 9
2MB
(2) 1M x 9
NONE
NONE
NONE
3MB
(2) 256K x 9
(2) 256K x 9
(2) 1M x 9
NONE
4MB
(2) 1M x 9
(2) 1M x 9
NONE
NONE
5MB
(2) 256K x 9
(2) 256K x 9
(2) 1M x 9
(2) 1M x 9
6MB
(2) 1M x 9
(2) 1M x 9
(2) 1M x 9
NONE
8MB
(2) 1M x 9
(2) 1M x 9
(2) 1M x 9
(2) 1M x 9

DRAM WAIT STATE CONFIGURATION
Wait state
W13
W14
1
pins 2 & 3 closed
pins 2 & 3 closed
2
pins 1 & 2 closed
pins 1 & 2 closed

DRAM JUMPER CONFIGURATION
Size
W7
W8
W15
W16
W17
W18
512KB
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
1MB
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
1.5MB
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
2MB
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
2MB
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
3MB
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
4MB
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
5MB
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
2 & 3
6MB
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
8MB
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
1 & 2
Note: Pins designated should be in the closed position.

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Processor	80386SX
Processor Speed	16/20MHz
Chip Set	ACC/VIA
Max. Onboard DRAM	8MB
Cache	None
BIOS	Quadtel
Dimensions	330mm x 218mm
I/O Options	Parallel port, serial ports (2), floppy drive interface, IDE interface
NPU Options	80387SX

CONNECTIONS
Purpose	Location	Purpose	Location
Parallel port	J15	IDE interface LED	J22
Serial port 1	J18	Turbo LED	J24 pins 3 & 4
Serial port 2	J19	Reset switch	J24 pins 1 & 2
Floppy drive interface	J20	Speaker	J25
IDE interface	J21	Power LED & keylock	J26

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Serial port 1 enabled	WA	pins 2 & 3 closed
	Serial port 1 disabled	WA	pins 1 & 2 closed
»	Serial port 2 enabled	WB	pins 2 & 3 closed
	Serial port 2 disabled	WB	pins 1 & 2 closed
»	Parallel port enabled	WC	pins 2 & 3 closed
	Parallel port disabled	WC	pins 1 & 2 closed
»	Parallel port select LPT1	WD	pins 1 & 2 closed
	Parallel port select LPT2	WD	pins 2 & 3 closed
»	Parallel port select IRQ7	W2	pins 1 & 2 closed
	Parallel port select IRQ5	W2	pins 2 & 3 closed
»	Floppy drive interface enabled	W3	pins 1 & 2 closed
	Floppy drive interface disabled	W3	pins 2 & 3 closed
»	IDE interface enabled	W5	pins 1 & 2 closed
	IDE interface disabled	W5	pins 2 & 3 closed
»	CPU speed select 16MHz	W9	pins 1 & 2 closed
	CPU speed select 20MHz	W9	pins 2 & 3 closed
»	Bus wait state select 4/memory card wait state select 1	W10	pins 1 & 2 closed
	Bus wait state select 6/memory card wait state select 2	W10	pins 2 & 3 closed
»	Monitor type select color	W11	pins 1 & 2 closed
	Monitor type select monochrome	W11	pins 2 & 3 closed
»	NPU disabled	W12	pins 1 & 2 closed
	NPU enabled	W12	pins 2 & 3 closed

DRAM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2	Bank 3
512KB	(2) 256K x 9	NONE	NONE	NONE
1MB	(2) 256K x 9	(2) 256K x 9	NONE	NONE
1.5MB	(2) 256K x 9	(2) 256K x 9	(2) 256K x 9	NONE
2MB	(2) 256K x 9	(2) 256K x 9	(2) 256K x 9	(2) 256K x 9
2MB	(2) 1M x 9	NONE	NONE	NONE
3MB	(2) 256K x 9	(2) 256K x 9	(2) 1M x 9	NONE
4MB	(2) 1M x 9	(2) 1M x 9	NONE	NONE
5MB	(2) 256K x 9	(2) 256K x 9	(2) 1M x 9	(2) 1M x 9
6MB	(2) 1M x 9	(2) 1M x 9	(2) 1M x 9	NONE
8MB	(2) 1M x 9	(2) 1M x 9	(2) 1M x 9	(2) 1M x 9

DRAM WAIT STATE CONFIGURATION
Wait state	W13	W14
1	pins 2 & 3 closed	pins 2 & 3 closed
2	pins 1 & 2 closed	pins 1 & 2 closed

DRAM JUMPER CONFIGURATION
Size	W7	W8	W15	W16	W17	W18
512KB	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3
1MB	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3
1.5MB	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3
2MB	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3
2MB	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2
3MB	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3
4MB	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2
5MB	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3	2 & 3
6MB	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2
8MB	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2	1 & 2
Note: Pins designated should be in the closed position.