IMAGE 425/433/466 Motherboard Settings and Configuration

NEC TECHNOLOGIES, INC.

IMAGE 425/433/466

Processor
80486SX/80487DX/80486DX/ODP486SX/80486DX2
Processor Speed
25/33/50(internal)/66(internal)MHz
Chip Set
C & T
Max. Onboard DRAM
64MB
Cache
256KB expandable
BIOS
Intel
Dimensions
220mm x 220mm
I/O Options
Cache expansion slot, floppy drive interface, IDE interface, multifunction connector
(PS/2 mouse, PS/2 keyboard, power LED), parallel port, proprietary ethernet slot
SCSI interface, serial port (2, 1 optional), VGA port, VGA feature connector
NPU Options
None

CONNECTIONS
Purpose
Location
Purpose
Location
IDE interface
J7
Cache expansion slot
J18
Floppy drive interface
J8
Speaker (not used)
JP1
VGA feature connector
J9
Reset switch
JP3
Optional disk power supply
J12
Serial port 1
P1
External battery
J13
Serial port 2 (optional)
P2
IDE interface LED (not used)
J14
VGA port
P3
Proprietary Ethernet slot
J15
Parallel port
P4
Proprietary riser card slot
J16
Multifunction connector
P5
SCSI interface
J17

USER CONFIGURABLE SETTINGS
Function
Jumper/Switch
Position
»
Factory configured do not alter
JP2
Open
»
ROM emulation enabled
JP4
Open

ROM emulation disabled
JP4
Closed
»
Onboard video enabled
SW1/switch 1
Off

Onboard video disabled
SW1/switch 1
On
»
Floppy interface enabled
SW1/switch 2
Off

Floppy interface disabled
SW1/switch 2
On
»
System password enabled
SW1/switch 3
Off

System password disabled
SW1/switch 3
On
»
Flash BIOS write protect enabled
SW1/switch 4
Off

Flash BIOS write protect disabled
SW1/switch 4
On
»
BIOS programming via network enabled
SW1/switch 5
Off

BIOS programming via network disabled
SW1/switch 5
On
»
CPU speed select 25/50iMHz
SW1/switch 6
On

CPU speed select 33/66iMHz
SW1/switch 6
Off

DRAM CONFIGURATION
Size
Bank 0
Bank 1
Bank 2
Bank 3
4MB
(1) 1M x 36
NONE
NONE
NONE
5M
(1) 1M x 36
(1) 256K x 36
NONE
NONE
6M
(1) 1M x 36
(1) 256K x 36
(1) 256K x 36
NONE
7M
(1) 1M x 36
(1) 256K x 36
(1) 256K x 36
(1) 256K x 36
8M
(1) 1M x 36
(1) 1M x 36
NONE
NONE
9M
(1) 1M x 36
(1) 1M x 36
(1) 256K x 36
NONE
10M
(1) 1M x 36
(1) 1M x 36
(1) 256K x 36
(1) 256K x 36
12M
(1) 1M x 36
(1) 1M x 36
(1) 1M x 36
NONE
13M
(1) 1M x 36
(1) 1M x 36
(1) 1M x 36
(1) 256K x 36
16M
(1) 1M x 36
(1) 1M x 36
(1) 1M x 36
(1) 1M x 36
16M
(1) 4M x 36
NONE
NONE
NONE
17M
(1) 4M x 36
(1) 256K x 36
NONE
NONE
18M
(1) 4M x 36
(1) 256K x 36
(1) 256K x 36
NONE
19M
(1) 4M x 36
(1) 256K x 36
(1) 256K x 36
(1) 256K x 36
20M
(1) 4M x 36
(1) 1M x 36
NONE
NONE
21M
(1) 4M x 36
(1) 1M x 36
(1) 256K x 36
NONE
22M
(1) 4M x 36
(1) 1M x 36
(1) 256K x 36
(1) 256K x 36
24M
(1) 4M x 36
(1) 1M x 36
(1) 1M x 36
NONE
25M
(1) 4M x 36
(1) 1M x 36
(1) 1M x 36
(1) 256K x 36
28M
(1) 4M x 36
(1) 1M x 36
(1) 1M x 36
(1) 1M x 36
32M
(1) 4M x 36
(1) 4M x 36
NONE
NONE
33M
(1) 4M x 36
(1) 4M x 36
(1) 256K x 36
NONE
36M
(1) 4M x 36
(1) 4M x 36
(1) 1M x 36
NONE
37M
(1) 4M x 36
(1) 4M x 36
(1) 1M x 36
(1) 256K x 36
40M
(1) 4M x 36
(1) 4M x 36
(1) 1M x 36
(1) 1M x 36
48M
(1) 4M x 36
(1) 4M x 36
(1) 4M x 36
NONE
49M
(1) 4M x 36
(1) 4M x 36
(1) 4M x 36
(1) 256K x 36
52M
(1) 4M x 36
(1) 4M x 36
(1) 4M x 36
(1) 1M x 36
64M
(1) 4M x 36
(1) 4M x 36
(1) 4M x 36
(1) 4M x 36

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IMAGE 425/433/466 Motherboard Settings and Configuration

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Processor	80486SX/80487DX/80486DX/ODP486SX/80486DX2
Processor Speed	25/33/50(internal)/66(internal)MHz
Chip Set	C & T
Max. Onboard DRAM	64MB
Cache	256KB expandable
BIOS	Intel
Dimensions	220mm x 220mm
I/O Options	Cache expansion slot, floppy drive interface, IDE interface, multifunction connector (PS/2 mouse, PS/2 keyboard, power LED), parallel port, proprietary ethernet slot SCSI interface, serial port (2, 1 optional), VGA port, VGA feature connector
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
IDE interface	J7	Cache expansion slot	J18
Floppy drive interface	J8	Speaker (not used)	JP1
VGA feature connector	J9	Reset switch	JP3
Optional disk power supply	J12	Serial port 1	P1
External battery	J13	Serial port 2 (optional)	P2
IDE interface LED (not used)	J14	VGA port	P3
Proprietary Ethernet slot	J15	Parallel port	P4
Proprietary riser card slot	J16	Multifunction connector	P5
SCSI interface	J17

USER CONFIGURABLE SETTINGS
Function		Jumper/Switch	Position
»	Factory configured do not alter	JP2	Open
»	ROM emulation enabled	JP4	Open
	ROM emulation disabled	JP4	Closed
»	Onboard video enabled	SW1/switch 1	Off
	Onboard video disabled	SW1/switch 1	On
»	Floppy interface enabled	SW1/switch 2	Off
	Floppy interface disabled	SW1/switch 2	On
»	System password enabled	SW1/switch 3	Off
	System password disabled	SW1/switch 3	On
»	Flash BIOS write protect enabled	SW1/switch 4	Off
	Flash BIOS write protect disabled	SW1/switch 4	On
»	BIOS programming via network enabled	SW1/switch 5	Off
	BIOS programming via network disabled	SW1/switch 5	On
»	CPU speed select 25/50iMHz	SW1/switch 6	On
	CPU speed select 33/66iMHz	SW1/switch 6	Off

DRAM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2	Bank 3
4MB	(1) 1M x 36	NONE	NONE	NONE
5M	(1) 1M x 36	(1) 256K x 36	NONE	NONE
6M	(1) 1M x 36	(1) 256K x 36	(1) 256K x 36	NONE
7M	(1) 1M x 36	(1) 256K x 36	(1) 256K x 36	(1) 256K x 36
8M	(1) 1M x 36	(1) 1M x 36	NONE	NONE
9M	(1) 1M x 36	(1) 1M x 36	(1) 256K x 36	NONE
10M	(1) 1M x 36	(1) 1M x 36	(1) 256K x 36	(1) 256K x 36
12M	(1) 1M x 36	(1) 1M x 36	(1) 1M x 36	NONE
13M	(1) 1M x 36	(1) 1M x 36	(1) 1M x 36	(1) 256K x 36
16M	(1) 1M x 36	(1) 1M x 36	(1) 1M x 36	(1) 1M x 36
16M	(1) 4M x 36	NONE	NONE	NONE
17M	(1) 4M x 36	(1) 256K x 36	NONE	NONE
18M	(1) 4M x 36	(1) 256K x 36	(1) 256K x 36	NONE
19M	(1) 4M x 36	(1) 256K x 36	(1) 256K x 36	(1) 256K x 36
20M	(1) 4M x 36	(1) 1M x 36	NONE	NONE
21M	(1) 4M x 36	(1) 1M x 36	(1) 256K x 36	NONE
22M	(1) 4M x 36	(1) 1M x 36	(1) 256K x 36	(1) 256K x 36
24M	(1) 4M x 36	(1) 1M x 36	(1) 1M x 36	NONE
25M	(1) 4M x 36	(1) 1M x 36	(1) 1M x 36	(1) 256K x 36
28M	(1) 4M x 36	(1) 1M x 36	(1) 1M x 36	(1) 1M x 36
32M	(1) 4M x 36	(1) 4M x 36	NONE	NONE
33M	(1) 4M x 36	(1) 4M x 36	(1) 256K x 36	NONE
36M	(1) 4M x 36	(1) 4M x 36	(1) 1M x 36	NONE
37M	(1) 4M x 36	(1) 4M x 36	(1) 1M x 36	(1) 256K x 36
40M	(1) 4M x 36	(1) 4M x 36	(1) 1M x 36	(1) 1M x 36
48M	(1) 4M x 36	(1) 4M x 36	(1) 4M x 36	NONE
49M	(1) 4M x 36	(1) 4M x 36	(1) 4M x 36	(1) 256K x 36
52M	(1) 4M x 36	(1) 4M x 36	(1) 4M x 36	(1) 1M x 36
64M	(1) 4M x 36	(1) 4M x 36	(1) 4M x 36	(1) 4M x 36