GP486 Motherboard Settings and Configuration

GENESYS ATE, INC.

GP486

Processor
80486DX
Speed
25/33MHz
Chip Set
UMC
Max. Onboard DRAM
64MB
Cache
32/64/128/256KB
BIOS
AMI/Quadtel
Dimensions
333mm x 222mm
I/O Options
None
NPU Options
4167

CONNECTIONS
Purpose
Location
Purpose
Location
External battery
J1
Turbo switch
W16
Power LED & keylock
J8
Reset switch
W17
Speaker
J9
Turbo LED
W18
Note:The location of connectors are unidentified.

USER CONFIGURABLE SETTINGS
Function
Jumper
Position
»
AT command recovery time select stretch
JP3
pins 2 & 3 closed

AT command recovery time select normal
JP3
pins 1 & 2 closed
»
Monitor type select monochrome
JP9
pins 1 & 2 closed

Monitor type select color
JP9
pins 2 & 3 closed

DRAM CONFIGURATION
Size
Bank 0
Bank 1
Bank 2
Bank 3
1MB
(4) 256K x 9
NONE
NONE
NONE
2MB
(4) 256K x 9
(4) 256K x 9
NONE
NONE
3MB
(4) 256K x 9
(4) 256K x 9
(4) 256K x 9
NONE
4MB
(4) 256K x 9
(4) 256K x 9
(4) 256K x 9
(4) 256K x 9
4MB
(4) 1M x 9
NONE
NONE
NONE
5MB
(4) 256K x 9
(4) 1M x 9
NONE
NONE
6MB
(4) 256K x 9
(4) 256K x 9
(4) 1M x 9
NONE
8MB
(4) 1M x 9
(4) 1M x 9
NONE
NONE
9MB
(4) 256K x 9
(4) 1M x 9
(4) 1M x 9
NONE
10MB
(4) 256K x 9
(4) 256K x 9
(4) 1M x 9
(4) 1M x 9
12MB
(4) 1M x 9
(4) 1M x 9
(4) 1M x 9
NONE
16MB
(4) 1M x 9
(4) 1M x 9
(4) 1M x 9
(4) 1M x 9
20MB
(4) 1M x 9
(4) 4M x 9
NONE
NONE
24MB
(4) 1M x 9
(4) 1M x 9
(4) 4M x 9
NONE
28MB
(4) 1M x 9
(4) 1M x 9
(4) 1M x 9
(4) 4M x 9
32MB
(4) 4M x 9
(4) 4M x 9
NONE
NONE
36MB
(4) 1M x 9
(4) 4M x 9
(4) 4M x 9
NONE
40MB
(4) 1M x 9
(4) 1M x 9
(4) 4M x 9
(4) 4M x 9
48MB
(4) 4M x 9
(4) 4M x 9
(4) 4M x 9
NONE
64MB
(4) 4M x 9
(4) 4M x 9
(4) 4M x 9
(4) 4M x 9

DRAM JUMPER CONFIGURATION
Size
TAG (U35)
JP4D
1MB
NONE
Closed
2MB
NONE
Closed
3MB
NONE
Closed
4MB
NONE
Closed
4MB
NONE
Closed
5MB
NONE
Closed
6MB
NONE
Closed
8MB
NONE
Closed
9MB
NONE
Closed
10MB
NONE
Closed
12MB
NONE
Closed
16MB
(1) 16KB x 4
Open
20MB
(1) 16KB x 4
Open

DRAM JUMPER CONFIGURATION (CON’T)
Size
TAG (U35)
JP4D
24MB
(1) 16KB x 4
Open
28MB
(1) 16KB x 4
Open
32MB
(1) 16KB x 4
Open
36MB
(1) 16KB x 4
Open
40MB
(1) 16KB x 4
Open
48MB
(1) 16KB x 4
Open
64MB
(1) 16KB x 4
Open

CACHE CONFIGURATION
Size
Bank 0
Bank 1
TAG (U36)
TAG (U40)
32KB
(4) 8K x 8
NONE
(1) 8K x 8
(1) 16K x 1
64KB
(4) 8K x 8
(4) 8K x 8
(1) 8K x 8
(1) 16K x 1
128KB
(4) 32K x 8
NONE
(1) 8K x 8
(1) 16K x 1
256KB
(4) 32K x 8
(4) 32K x 8
(1) 32K x 8
(1) 16K x 1
Notes:U40 can be removed to disable cache write-back mode and enable cache write-through mode.
See DRAM jumper configuration table for configuration of TAG (U35).

CACHE JUMPER CONFIGURATION
Size
JP4A
JP4B
JP4C
JP4E
JP4F
JP4G
32KB
1 & 2
1 & 2
1 & 2
2 & 3
Open
2 & 3
64KB
2 & 3
1 & 2
1 & 2
1 & 2
Open
1 & 2
128KB
2 & 3
2 & 3
1 & 2
2 & 3
1 & 2
1 & 2
256KB
2 & 3
2 & 3
2 & 3
1 & 2
2 & 3
1 & 2
Note: Pins designated should be in the closed position.

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GP486 Motherboard Settings and Configuration

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Processor	80486DX
Speed	25/33MHz
Chip Set	UMC
Max. Onboard DRAM	64MB
Cache	32/64/128/256KB
BIOS	AMI/Quadtel
Dimensions	333mm x 222mm
I/O Options	None
NPU Options	4167

CONNECTIONS
Purpose	Location	Purpose	Location
External battery	J1	Turbo switch	W16
Power LED & keylock	J8	Reset switch	W17
Speaker	J9	Turbo LED	W18
Note:The location of connectors are unidentified.

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	AT command recovery time select stretch	JP3	pins 2 & 3 closed
	AT command recovery time select normal	JP3	pins 1 & 2 closed
»	Monitor type select monochrome	JP9	pins 1 & 2 closed
	Monitor type select color	JP9	pins 2 & 3 closed

DRAM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2	Bank 3
1MB	(4) 256K x 9	NONE	NONE	NONE
2MB	(4) 256K x 9	(4) 256K x 9	NONE	NONE
3MB	(4) 256K x 9	(4) 256K x 9	(4) 256K x 9	NONE
4MB	(4) 256K x 9	(4) 256K x 9	(4) 256K x 9	(4) 256K x 9
4MB	(4) 1M x 9	NONE	NONE	NONE
5MB	(4) 256K x 9	(4) 1M x 9	NONE	NONE
6MB	(4) 256K x 9	(4) 256K x 9	(4) 1M x 9	NONE
8MB	(4) 1M x 9	(4) 1M x 9	NONE	NONE
9MB	(4) 256K x 9	(4) 1M x 9	(4) 1M x 9	NONE
10MB	(4) 256K x 9	(4) 256K x 9	(4) 1M x 9	(4) 1M x 9
12MB	(4) 1M x 9	(4) 1M x 9	(4) 1M x 9	NONE
16MB	(4) 1M x 9	(4) 1M x 9	(4) 1M x 9	(4) 1M x 9
20MB	(4) 1M x 9	(4) 4M x 9	NONE	NONE
24MB	(4) 1M x 9	(4) 1M x 9	(4) 4M x 9	NONE
28MB	(4) 1M x 9	(4) 1M x 9	(4) 1M x 9	(4) 4M x 9
32MB	(4) 4M x 9	(4) 4M x 9	NONE	NONE
36MB	(4) 1M x 9	(4) 4M x 9	(4) 4M x 9	NONE
40MB	(4) 1M x 9	(4) 1M x 9	(4) 4M x 9	(4) 4M x 9
48MB	(4) 4M x 9	(4) 4M x 9	(4) 4M x 9	NONE
64MB	(4) 4M x 9	(4) 4M x 9	(4) 4M x 9	(4) 4M x 9

DRAM JUMPER CONFIGURATION
Size	TAG (U35)	JP4D
1MB	NONE	Closed
2MB	NONE	Closed
3MB	NONE	Closed
4MB	NONE	Closed
4MB	NONE	Closed
5MB	NONE	Closed
6MB	NONE	Closed
8MB	NONE	Closed
9MB	NONE	Closed
10MB	NONE	Closed
12MB	NONE	Closed
16MB	(1) 16KB x 4	Open
20MB	(1) 16KB x 4	Open

DRAM JUMPER CONFIGURATION (CON’T)
Size	TAG (U35)	JP4D
24MB	(1) 16KB x 4	Open
28MB	(1) 16KB x 4	Open
32MB	(1) 16KB x 4	Open
36MB	(1) 16KB x 4	Open
40MB	(1) 16KB x 4	Open
48MB	(1) 16KB x 4	Open
64MB	(1) 16KB x 4	Open

CACHE CONFIGURATION
Size	Bank 0	Bank 1	TAG (U36)	TAG (U40)
32KB	(4) 8K x 8	NONE	(1) 8K x 8	(1) 16K x 1
64KB	(4) 8K x 8	(4) 8K x 8	(1) 8K x 8	(1) 16K x 1
128KB	(4) 32K x 8	NONE	(1) 8K x 8	(1) 16K x 1
256KB	(4) 32K x 8	(4) 32K x 8	(1) 32K x 8	(1) 16K x 1
Notes:U40 can be removed to disable cache write-back mode and enable cache write-through mode. See DRAM jumper configuration table for configuration of TAG (U35).

CACHE JUMPER CONFIGURATION
Size	JP4A	JP4B	JP4C	JP4E	JP4F	JP4G
32KB	1 & 2	1 & 2	1 & 2	2 & 3	Open	2 & 3
64KB	2 & 3	1 & 2	1 & 2	1 & 2	Open	1 & 2
128KB	2 & 3	2 & 3	1 & 2	2 & 3	1 & 2	1 & 2
256KB	2 & 3	2 & 3	2 & 3	1 & 2	2 & 3	1 & 2
Note: Pins designated should be in the closed position.