PRIORIS MTE Motherboard Settings and Configuration

DIGITAL EQUIPMENT CORPORATION

PRIORIS MTE

Device Type
Mainboard
Processor
80486DX/80486DX2/P24T
Processor Speed
25/33/40/50(internal)/50/66(internal)MHz
Chip Set
Unidentified
Video Chip Set
None
Maximum Onboard Memory
128MB
Maximum Video Memory
None
Cache
128/256KB
BIOS
Unidentified
Dimensions
330mm x 218mm
I/O Options
Local bus video slot, 32-bit VESA local bus slots (2), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2)
NPU Options
None

CONNECTIONS
Purpose
Location
Purpose
Location
Chassis fan power
C1
Local bus video slot
SL1
Speaker
C2
32-bit VESA local bus slots
SL2 & SL3
Note: The location of all other connectors is unidentified.

USER CONFIGURABLE SETTINGS
Function
Label
Position
»
Parallel port unidirectional
J20
Pins 1 & 2 closed

Parallel port bidirectional
J20
Pins 2 & 3 closed
»
CMOS memory normal operation
J23
Open

CMOS memory clear
J23
Closed

Monitor type select monochrome
J25
Open

Monitor type select color
J25
Closed
»
Factory configured - do not alter
J43
Open
»
Reset switch enabled
J46
Closed

Reset switch disabled
J46
Open
»
Factory configured - do not alter
J53
Unidentified

SIMM CONFIGURATION
Size
Bank 0
Bank 1
Bank 2
Bank 3
8MB
(1) 2M x 36
None
None
None
16MB
(1) 4M x 36
None
None
None
16MB
(1) 2M x 36
(1) 2M x 36
None
None
24MB
(1) 4M x 36
(1) 2M x 36
None
None
24MB
(1) 2M x 36
(1) 2M x 36
(1) 2M x 36
None
24MB
(1) 2M x 36
(1) 4M x 36
None
None
32MB
(1) 8M x 36
None
None
None
32MB
(1) 4M x 36
(1) 2M x 36
(1) 2M x 36
None
32MB
(1) 4M x 36
(1) 4M x 36
None
None
32MB
(1) 2M x 36
(1) 2M x 36
(1) 2M x 36
(1) 2M x 36
40MB
(1) 8M x 36
(1) 2M x 36
None
None
40MB
(1) 4M x 36
(1) 2M x 36
(1) 2M x 36
(1) 2M x 36
40MB
(1) 2M x 36
(1) 4M x 36
(1) 4M x 36
None
40MB
(1) 2M x 36
(1) 8M x 36
None
None

SIMM CONFIGURATION (CON’T)
Size
Bank 0
Bank 1
Bank 2
Bank 3
48MB
(1) 8M x 36
(1) 2M x 36
(1) 2M x 36
None
48MB
(1) 8M x 36
(1) 4M x 36
None
None
48MB
(1) 4M x 36
(1) 4M x 36
(1) 4M x 36
None
48MB
(1) 4M x 36
(1) 8M x 36
None
None
56MB
(1) 8M x 36
(1) 2M x 36
(1) 2M x 36
(1) 2M x 36
56MB
(1) 2M x 36
(1) 4M x 36
(1) 4M x 36
(1) 4M x 36
64MB
(1) 8M x 36
(1) 4M x 36
(1) 4M x 36
None
64MB
(1) 8M x 36
(1) 8M x 36
None
None
64MB
(1) 4M x 36
(1) 4M x 36
(1) 4M x 36
(1) 4M x 36
72MB
(1) 2M x 36
(1) 8M x 36
(1) 8M x 36
None
80MB
(1) 8M x 36
(1) 4M x 36
(1) 4M x 36
(1) 4M x 36
80MB
(1) 4M x 36
(1) 8M x 36
(1) 8M x 36
None
96MB
(1) 8M x 36
(1) 8M x 36
(1) 8M x 36
None
104MB
(1) 2M x 36
(1) 8M x 36
(1) 8M x 36
(1) 8M x 36
112MB
(1) 4M x 36
(1) 8M x 36
(1) 8M x 36
(1) 8M x 36
128MB
(1) 8M x 36
(1) 8M x 36
(1) 8M x 36
(1) 8M x 36

CACHE CONFIGURATION
Size
Bank 0
128KB
(4) 32K x 8
256KB
(4) 64K x 8

CACHE JUMPER CONFIGURATION
Size
J29
J30
J31
128KB
Pins 1 & 2 closed
Pins 1 & 2 closed
Pins 1 & 2 closed
256KB
Pins 2 & 3 closed
Pins 2 & 3 closed
Pins 2 & 3 closed

CPU SPEED SELECTION
Speed
J34
J35
J36
J37
25MHz
Closed
Closed
Open
Closed
33MHz
Closed
Open
Closed
Closed
40MHz
Open
Open
Closed
Open
50iMHz
Closed
Closed
Open
Closed
50MHz
Open
Open
Open
Open
66iMHz
Closed
Open
Closed
Closed

CPU TYPE SELECTION
Type
J52
80486DX
Pins 2 & 3 closed
80486DX2
Pins 2 & 3 closed
P24T
Pins 1 & 2 closed

VL BUS WAIT STATE SELECTION
Setting
J51
»
0
Pins 1 & 2 closed

1
Pins 2 & 3 closed

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Device Type	Mainboard
Processor	80486DX/80486DX2/P24T
Processor Speed	25/33/40/50(internal)/50/66(internal)MHz
Chip Set	Unidentified
Video Chip Set	None
Maximum Onboard Memory	128MB
Maximum Video Memory	None
Cache	128/256KB
BIOS	Unidentified
Dimensions	330mm x 218mm
I/O Options	Local bus video slot, 32-bit VESA local bus slots (2), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2)
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
Chassis fan power	C1	Local bus video slot	SL1
Speaker	C2	32-bit VESA local bus slots	SL2 & SL3
Note: The location of all other connectors is unidentified.

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	Parallel port unidirectional	J20	Pins 1 & 2 closed
	Parallel port bidirectional	J20	Pins 2 & 3 closed
»	CMOS memory normal operation	J23	Open
	CMOS memory clear	J23	Closed
	Monitor type select monochrome	J25	Open
	Monitor type select color	J25	Closed
»	Factory configured - do not alter	J43	Open
»	Reset switch enabled	J46	Closed
	Reset switch disabled	J46	Open
»	Factory configured - do not alter	J53	Unidentified

SIMM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2	Bank 3
8MB	(1) 2M x 36	None	None	None
16MB	(1) 4M x 36	None	None	None
16MB	(1) 2M x 36	(1) 2M x 36	None	None
24MB	(1) 4M x 36	(1) 2M x 36	None	None
24MB	(1) 2M x 36	(1) 2M x 36	(1) 2M x 36	None
24MB	(1) 2M x 36	(1) 4M x 36	None	None
32MB	(1) 8M x 36	None	None	None
32MB	(1) 4M x 36	(1) 2M x 36	(1) 2M x 36	None
32MB	(1) 4M x 36	(1) 4M x 36	None	None
32MB	(1) 2M x 36	(1) 2M x 36	(1) 2M x 36	(1) 2M x 36
40MB	(1) 8M x 36	(1) 2M x 36	None	None
40MB	(1) 4M x 36	(1) 2M x 36	(1) 2M x 36	(1) 2M x 36
40MB	(1) 2M x 36	(1) 4M x 36	(1) 4M x 36	None
40MB	(1) 2M x 36	(1) 8M x 36	None	None

SIMM CONFIGURATION (CON’T)
Size	Bank 0	Bank 1	Bank 2	Bank 3
48MB	(1) 8M x 36	(1) 2M x 36	(1) 2M x 36	None
48MB	(1) 8M x 36	(1) 4M x 36	None	None
48MB	(1) 4M x 36	(1) 4M x 36	(1) 4M x 36	None
48MB	(1) 4M x 36	(1) 8M x 36	None	None
56MB	(1) 8M x 36	(1) 2M x 36	(1) 2M x 36	(1) 2M x 36
56MB	(1) 2M x 36	(1) 4M x 36	(1) 4M x 36	(1) 4M x 36
64MB	(1) 8M x 36	(1) 4M x 36	(1) 4M x 36	None
64MB	(1) 8M x 36	(1) 8M x 36	None	None
64MB	(1) 4M x 36	(1) 4M x 36	(1) 4M x 36	(1) 4M x 36
72MB	(1) 2M x 36	(1) 8M x 36	(1) 8M x 36	None
80MB	(1) 8M x 36	(1) 4M x 36	(1) 4M x 36	(1) 4M x 36
80MB	(1) 4M x 36	(1) 8M x 36	(1) 8M x 36	None
96MB	(1) 8M x 36	(1) 8M x 36	(1) 8M x 36	None
104MB	(1) 2M x 36	(1) 8M x 36	(1) 8M x 36	(1) 8M x 36
112MB	(1) 4M x 36	(1) 8M x 36	(1) 8M x 36	(1) 8M x 36
128MB	(1) 8M x 36	(1) 8M x 36	(1) 8M x 36	(1) 8M x 36

CACHE CONFIGURATION
Size	Bank 0
128KB	(4) 32K x 8
256KB	(4) 64K x 8

CACHE JUMPER CONFIGURATION
Size	J29	J30	J31
128KB	Pins 1 & 2 closed	Pins 1 & 2 closed	Pins 1 & 2 closed
256KB	Pins 2 & 3 closed	Pins 2 & 3 closed	Pins 2 & 3 closed

CPU SPEED SELECTION
Speed	J34	J35	J36	J37
25MHz	Closed	Closed	Open	Closed
33MHz	Closed	Open	Closed	Closed
40MHz	Open	Open	Closed	Open
50iMHz	Closed	Closed	Open	Closed
50MHz	Open	Open	Open	Open
66iMHz	Closed	Open	Closed	Closed

CPU TYPE SELECTION
Type	J52
80486DX	Pins 2 & 3 closed
80486DX2	Pins 2 & 3 closed
P24T	Pins 1 & 2 closed

VL BUS WAIT STATE SELECTION
Setting		J51
»	0	Pins 1 & 2 closed
	1	Pins 2 & 3 closed