M54E2 Motherboard Settings and Configuration

MICRONICS COMPUTERS, INC.

M54E2

Device Type
Mainboard
Processor
Pentium
Processor Speed
75/90/100/120/133/150/166/200MHz
Chip Set
Intel
Video Chip Set
None
Maximum Onboard Memory
512MB
Maximum Video Memory
None
Cache
256/512KB
BIOS
Phoenix
Dimensions
355mm x 304mm
I/O Options
32-bit PCI slots (3), floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial ports (2)
NPU Options
None

CONNECTIONS
Purpose
Location
Purpose
Location
PS/2 mouse port
J6
Reset switch
W13/W32
Parallel port
J9
Turbo LED
W14/W33
Floppy drive interface
J10
Turbo switch
W15/W34
Serial port 1
J11
Power LED & keylock
W18/W37
Serial port 2
J12
IDE interface LED
W24/W38
IDE interface
J13
Chassis fan power
W35
Optional power supply connector
J26
Chassis fan power
W36
Speaker
W12/W31
32-bit PCI slots
PC1 – PC3
Note: The location of J26 is unidentified. Some models may have a PS/2 keyboard and mouse port in place of the keyboard port shown.

USER CONFIGURABLE SETTINGS
Function
Label
Position
»
Factory configured - do not alter
C1
Unidentified
»
Factory configured - do not alter
J25
Unidentified
»
BIOS code enabled
W16
Pins 1 & 2 closed

BIOS boot block enabled
W16
Pins 2 & 3 closed
»
Factory configured - do not alter
W17
Unidentified
»
Monitor type select color
W20
Closed

Monitor type select monochrome
W20
Open
»
PS/2 mouse enabled
W21
Closed

PS/2 mouse disabled
W21
Open
»
Factory configured - do not alter
W25
Pins 1 & 2 closed
»
On board I/O enabled
W30
Open

On board I/O disabled
W30
Closed
»
APIC enabled
W42
Open

APIC disabled
W42
Closed
Note: The location of J25 is unidentified.

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

SIMM CONFIGURATION (CON’T)
Size
Bank 0
Bank 1
Bank 2
Bank 3
32MB
(2) 2M x 36
(2) 2M x 36
None
None
32MB
(2) 1M x 36
(2) 1M x 36
(2) 1M x 36
(2) 1M x 36
40MB
(2) 4M x 36
(2) 1M x 36
None
None
48MB
(2) 4M x 36
(2) 2M x 36
None
None
48MB
(2) 2M x 36
(2) 2M x 36
(2) 2M x 36
None
64MB
(2) 2M x 36
(2) 2M x 36
(2) 2M x 36
(2) 2M x 36
64MB
(2) 8M x 36
None
None
None
64MB
(2) 4M x 36
(2) 4M x 36
None
None
72MB
(2) 8M x 36
(2) 1M x 36
None
None
80MB
(2) 8M x 36
(2) 2M x 36
None
None
96MB
(2) 8M x 36
(2) 4M x 36
None
None
96MB
(2) 4M x 36
(2) 4M x 36
(2) 4M x 36
None
128MB
(2) 16M x 36
None
None
None
128MB
(2) 8M x 36
(2) 8M x 36
None
None
128MB
(2) 4M x 36
(2) 4M x 36
(2) 4M x 36
(2) 4M x 36
136MB
(2) 16M x 36
(2) 1M x 36
None
None
144MB
(2) 16M x 36
(2) 2M x 36
None
None
152MB
(2) 16M x 36
(2) 1M x 36
(2) 1M x 36
(2) 1M x 36
160MB
(2) 16M x 36
(2) 4M x 36
None
None
176MB
(2) 16M x 36
(2) 2M x 36
(2) 2M x 36
(2) 2M x 36
192MB
(2) 16M x 36
(2) 8M x 36
None
None
192MB
(2) 8M x 36
(2) 8M x 36
(2) 8M x 36
None
224MB
(2) 16M x 36
(2) 4M x 36
(2) 4M x 36
(2) 4M x 36
256MB
(2) 32M x 36
None
None
None
256MB
(2) 16M x 36
(2) 16M x 36
None
None
256MB
(2) 8M x 36
(2) 8M x 36
(2) 8M x 36
(2) 8M x 36
272MB
(2) 16M x 36
(2) 16M x 36
(2) 1M x 36
(2) 1M x 36
288MB
(2) 16M x 36
(2) 16M x 36
(2) 2M x 36
(2) 2M x 36
320MB
(2) 16M x 36
(2) 16M x 36
(2) 4M x 36
(2) 4M x 36
320MB
(2) 16M x 36
(2) 8M x 36
(2) 8M x 36
(2) 8M x 36
384MB
(2) 16M x 36
(2) 16M x 36
(2) 16M x 36
None
512MB
(2) 16M x 36
(2) 16M x 36
(2) 16M x 36
(2) 16M x 36

SIMM TYPE SELECTION
Type
W41
»
Parity
Closed

Non parity
Open

CACHE CONFIGURATION
Size
Bank 0
Bank 1
256KB
(4) 32K x 8
(4) 32K x 8
512KB
(4) 64K x 8
(4) 64K x 8

CACHE JUMPER CONFIGURATION
Size
W5
W10
256KB
Pins 1 & 2 closed
Pins 1 & 2 closed
512KB
Pins 2 & 3 closed
Pins 2 & 3 closed

CACHE TYPE SELECTION
Type
W1
»
Write back
Open

Write through
Closed

CPU SPEED SELECTION
CPU speed
Clock speed
Multiplier
W2
W6
W27
W40
75MHz
50MHz
1.5x
Open
2 & 3
Open
Closed
90MHz
60MHz
1.5x
Open
1 & 2
Open
Open
100MHz
66MHz
1.5x
Open
2 & 3
Open
Open
120MHz
60MHz
2x
Closed
1 & 2
Open
Open
133MHz
66MHz
2x
Closed
2 & 3
Open
Open
150MHz
60MHz
2.5x
Closed
1 & 2
Closed
Open
166MHz
66MHz
2.5x
Closed
2 & 3
Closed
Open
200MHz
66MHz
3x
Open
2 & 3
Closed
Open
Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION
Voltage
W28
»
3.45v
Closed

3.6v
Open

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Device Type	Mainboard
Processor	Pentium
Processor Speed	75/90/100/120/133/150/166/200MHz
Chip Set	Intel
Video Chip Set	None
Maximum Onboard Memory	512MB
Maximum Video Memory	None
Cache	256/512KB
BIOS	Phoenix
Dimensions	355mm x 304mm
I/O Options	32-bit PCI slots (3), floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial ports (2)
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
PS/2 mouse port	J6	Reset switch	W13/W32
Parallel port	J9	Turbo LED	W14/W33
Floppy drive interface	J10	Turbo switch	W15/W34
Serial port 1	J11	Power LED & keylock	W18/W37
Serial port 2	J12	IDE interface LED	W24/W38
IDE interface	J13	Chassis fan power	W35
Optional power supply connector	J26	Chassis fan power	W36
Speaker	W12/W31	32-bit PCI slots	PC1 – PC3
Note: The location of J26 is unidentified. Some models may have a PS/2 keyboard and mouse port in place of the keyboard port shown.

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	Factory configured - do not alter	C1	Unidentified
»	Factory configured - do not alter	J25	Unidentified
»	BIOS code enabled	W16	Pins 1 & 2 closed
	BIOS boot block enabled	W16	Pins 2 & 3 closed
»	Factory configured - do not alter	W17	Unidentified
»	Monitor type select color	W20	Closed
	Monitor type select monochrome	W20	Open
»	PS/2 mouse enabled	W21	Closed
	PS/2 mouse disabled	W21	Open
»	Factory configured - do not alter	W25	Pins 1 & 2 closed
»	On board I/O enabled	W30	Open
	On board I/O disabled	W30	Closed
»	APIC enabled	W42	Open
	APIC disabled	W42	Closed
Note: The location of J25 is unidentified.

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

SIMM CONFIGURATION (CON’T)
Size	Bank 0	Bank 1	Bank 2	Bank 3
32MB	(2) 2M x 36	(2) 2M x 36	None	None
32MB	(2) 1M x 36	(2) 1M x 36	(2) 1M x 36	(2) 1M x 36
40MB	(2) 4M x 36	(2) 1M x 36	None	None
48MB	(2) 4M x 36	(2) 2M x 36	None	None
48MB	(2) 2M x 36	(2) 2M x 36	(2) 2M x 36	None
64MB	(2) 2M x 36	(2) 2M x 36	(2) 2M x 36	(2) 2M x 36
64MB	(2) 8M x 36	None	None	None
64MB	(2) 4M x 36	(2) 4M x 36	None	None
72MB	(2) 8M x 36	(2) 1M x 36	None	None
80MB	(2) 8M x 36	(2) 2M x 36	None	None
96MB	(2) 8M x 36	(2) 4M x 36	None	None
96MB	(2) 4M x 36	(2) 4M x 36	(2) 4M x 36	None
128MB	(2) 16M x 36	None	None	None
128MB	(2) 8M x 36	(2) 8M x 36	None	None
128MB	(2) 4M x 36	(2) 4M x 36	(2) 4M x 36	(2) 4M x 36
136MB	(2) 16M x 36	(2) 1M x 36	None	None
144MB	(2) 16M x 36	(2) 2M x 36	None	None
152MB	(2) 16M x 36	(2) 1M x 36	(2) 1M x 36	(2) 1M x 36
160MB	(2) 16M x 36	(2) 4M x 36	None	None
176MB	(2) 16M x 36	(2) 2M x 36	(2) 2M x 36	(2) 2M x 36
192MB	(2) 16M x 36	(2) 8M x 36	None	None
192MB	(2) 8M x 36	(2) 8M x 36	(2) 8M x 36	None
224MB	(2) 16M x 36	(2) 4M x 36	(2) 4M x 36	(2) 4M x 36
256MB	(2) 32M x 36	None	None	None
256MB	(2) 16M x 36	(2) 16M x 36	None	None
256MB	(2) 8M x 36	(2) 8M x 36	(2) 8M x 36	(2) 8M x 36
272MB	(2) 16M x 36	(2) 16M x 36	(2) 1M x 36	(2) 1M x 36
288MB	(2) 16M x 36	(2) 16M x 36	(2) 2M x 36	(2) 2M x 36
320MB	(2) 16M x 36	(2) 16M x 36	(2) 4M x 36	(2) 4M x 36
320MB	(2) 16M x 36	(2) 8M x 36	(2) 8M x 36	(2) 8M x 36
384MB	(2) 16M x 36	(2) 16M x 36	(2) 16M x 36	None
512MB	(2) 16M x 36	(2) 16M x 36	(2) 16M x 36	(2) 16M x 36

SIMM TYPE SELECTION
Type		W41
»	Parity	Closed
	Non parity	Open

CACHE CONFIGURATION
Size	Bank 0	Bank 1
256KB	(4) 32K x 8	(4) 32K x 8
512KB	(4) 64K x 8	(4) 64K x 8

CACHE JUMPER CONFIGURATION
Size	W5	W10
256KB	Pins 1 & 2 closed	Pins 1 & 2 closed
512KB	Pins 2 & 3 closed	Pins 2 & 3 closed

CACHE TYPE SELECTION
Type		W1
»	Write back	Open
	Write through	Closed

CPU SPEED SELECTION
CPU speed	Clock speed	Multiplier	W2	W6	W27	W40
75MHz	50MHz	1.5x	Open	2 & 3	Open	Closed
90MHz	60MHz	1.5x	Open	1 & 2	Open	Open
100MHz	66MHz	1.5x	Open	2 & 3	Open	Open
120MHz	60MHz	2x	Closed	1 & 2	Open	Open
133MHz	66MHz	2x	Closed	2 & 3	Open	Open
150MHz	60MHz	2.5x	Closed	1 & 2	Closed	Open
166MHz	66MHz	2.5x	Closed	2 & 3	Closed	Open
200MHz	66MHz	3x	Open	2 & 3	Closed	Open
Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION
Voltage		W28
»	3.45v	Closed
	3.6v	Open