B920 Motherboard Settings and Configuration

MECER CORPORATION

B920

Processor
Pentium
Processor Speed
60/66MHz
Chip Set
ALI
Max. Onboard DRAM
256MB
Cache
256/512/1024KB
BIOS
AMI
Dimensions
330mm x 218mm
I/O Options
32-bit PCI bus slots (4), green PC connector
NPU Options
None

CONNECTIONS
Purpose
Location
Purpose
Location
External battery
JP3
Turbo LED
JP17 pins 11 - 12
Green PC connector
JP16
Reset switch
JP17 pins 19 - 20
Power LED & keylock
JP17 pins 1 - 5
32-bit PCI slots
SL1 - SL4
Speaker
JP17 pins 7 - 10

USER CONFIGURABLE SETTINGS
Function
Jumper
Position
»
Battery type select internal
JP3
pins 1 & 2 closed

Battery type select external
JP3
Closed

DRAM CONFIGURATION
Size
Bank 0
Bank 1
2MB
(2) 256K x 36
NONE
4MB
(2) 256K x 36
(2) 256K x 36
4MB
(2) 512K x 36
NONE
6MB
(2) 256K x 36
(2) 512K x 36
6MB
(2) 512K x 36
(2) 256K x 36
8MB
(2) 512K x 36
(2) 512K x 36
8MB
(2) 1M x 36
NONE
10MB
(2) 256K x 36
(2) 1M x 36
10MB
(2) 1M x 36
(2) 256K x 36
12MB
(2) 512K x 36
(2) 1M x 36
12MB
(2) 1M x 36
(2) 512K x 36
16MB
(2) 1M x 36
(2) 1M x 36
16MB
(2) 2M x 36
NONE
18MB
(2) 256K x 36
(2) 2M x 36
18MB
(2) 2M x 36
(2) 256K x 36
20MB
(2) 512K x 36
(2) 2M x 36
20MB
(2) 2M x 36
(2) 512K x 36
24MB
(2) 1M x 36
(2) 2M x 36
24MB
(2) 2M x 36
(2) 1M x 36
32MB
(2) 2M x 36
(2) 2M x 36
32MB
(2) 4M x 36
NONE
34MB
(2) 256K x 36
(2) 4M x 36
34MB
(2) 4M x 36
(2) 256K x 36
36MB
(2) 512K x 36
(2) 4M x 36
36MB
(2) 4M x 36
(2) 512K x 36
40MB
(2) 1M x 36
(2) 4M x 36
40MB
(2) 4M x 36
(2) 1M x 36
48MB
(2) 2M x 36
(2) 4M x 36
48MB
(2) 4M x 36
(2) 2M x 36
64MB
(2) 4M x 36
(2) 4M x 36
64MB
(2) 8M x 36
NONE
66MB
(2) 256K x 36
(2) 8M x 36
66MB
(2) 8M x 36
(2) 256K x 36
68MB
(2) 512K x 36
(2) 8M x 36
68MB
(2) 8M x 36
(2) 512K x 36
72MB
(2) 1M x 36
(2) 8M x 36
72MB
(2) 8M x 36
(2) 1M x 36
80MB
(2) 2M x 36
(2) 8M x 36
80MB
(2) 8M x 36
(2) 2M x 36

DRAM CONFIGURATION (CON’T)
Size
Bank 0
Bank 1
96MB
(2) 4M x 36
(2) 8M x 36
96MB
(2) 8M x 36
(2) 4M x 36
128MB
(2) 8M x 36
(2) 8M x 36
128MB
(2) 16M x 36
NONE
130MB
(2) 256K x 36
(2) 16M x 36
130MB
(2) 16M x 36
(2) 256K x 36
132MB
(2) 512K x 36
(2) 16M x 36
132MB
(2) 16M x 36
(2) 512K x 36
134MB
(2) 1M x 36
(2) 16M x 36
136MB
(2) 16M x 36
(2) 1M x 36
144MB
(2) 2M x 36
(2) 16M x 36
144MB
(2) 16M x 36
(2) 2M x 36
160MB
(2) 4M x 36
(2) 16M x 36
160MB
(2) 16M x 36
(2) 4M x 36
232MB
(2) 8M x 36
(2) 16M x 36
232MB
(2) 16M x 36
(2) 8M x 36
256MB
(2) 16M x 36
(2) 16M x 36

CACHE CONFIGURATION
Size
Bank 0
TAG
256KB
(8) 32K x 8
(1) 8K x 8
512KB
(8) 64K x 8
(1) 32K x 8
1MB
(8) 128K x 8
(1) 32K x 8

CACHE JUMPER CONFIGURATION
Size
JP8
JP9
JP10
JP11
256KB
pins 1 & 2 closed
pins 1 & 2 closed
pins 1 & 2 closed
pins 1 & 2 closed
512KB
pins 2 & 3 closed
pins 2 & 3 closed
pins 1 & 2 closed
pins 1 & 2 closed
1MB
pins 2 & 3 closed
pins 2 & 3 closed
pins 2 & 3 closed
pins 2 & 3 closed

CPU SPEED CONFIGURATION
Speed
JP13
JP15
60MHz
Closed
pins 5 & 6 closed
66MHz
Closed
pins 3 & 4, 5 & 6 closed

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B920 Motherboard Settings and Configuration

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Processor	Pentium
Processor Speed	60/66MHz
Chip Set	ALI
Max. Onboard DRAM	256MB
Cache	256/512/1024KB
BIOS	AMI
Dimensions	330mm x 218mm
I/O Options	32-bit PCI bus slots (4), green PC connector
NPU Options	None

CONNECTIONS
Purpose	Location	Purpose	Location
External battery	JP3	Turbo LED	JP17 pins 11 - 12
Green PC connector	JP16	Reset switch	JP17 pins 19 - 20
Power LED & keylock	JP17 pins 1 - 5	32-bit PCI slots	SL1 - SL4
Speaker	JP17 pins 7 - 10

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Battery type select internal	JP3	pins 1 & 2 closed
	Battery type select external	JP3	Closed

DRAM CONFIGURATION
Size	Bank 0	Bank 1
2MB	(2) 256K x 36	NONE
4MB	(2) 256K x 36	(2) 256K x 36
4MB	(2) 512K x 36	NONE
6MB	(2) 256K x 36	(2) 512K x 36
6MB	(2) 512K x 36	(2) 256K x 36
8MB	(2) 512K x 36	(2) 512K x 36
8MB	(2) 1M x 36	NONE
10MB	(2) 256K x 36	(2) 1M x 36
10MB	(2) 1M x 36	(2) 256K x 36
12MB	(2) 512K x 36	(2) 1M x 36
12MB	(2) 1M x 36	(2) 512K x 36
16MB	(2) 1M x 36	(2) 1M x 36
16MB	(2) 2M x 36	NONE
18MB	(2) 256K x 36	(2) 2M x 36
18MB	(2) 2M x 36	(2) 256K x 36
20MB	(2) 512K x 36	(2) 2M x 36
20MB	(2) 2M x 36	(2) 512K x 36
24MB	(2) 1M x 36	(2) 2M x 36
24MB	(2) 2M x 36	(2) 1M x 36
32MB	(2) 2M x 36	(2) 2M x 36
32MB	(2) 4M x 36	NONE
34MB	(2) 256K x 36	(2) 4M x 36
34MB	(2) 4M x 36	(2) 256K x 36
36MB	(2) 512K x 36	(2) 4M x 36
36MB	(2) 4M x 36	(2) 512K x 36
40MB	(2) 1M x 36	(2) 4M x 36
40MB	(2) 4M x 36	(2) 1M x 36
48MB	(2) 2M x 36	(2) 4M x 36
48MB	(2) 4M x 36	(2) 2M x 36
64MB	(2) 4M x 36	(2) 4M x 36
64MB	(2) 8M x 36	NONE
66MB	(2) 256K x 36	(2) 8M x 36
66MB	(2) 8M x 36	(2) 256K x 36
68MB	(2) 512K x 36	(2) 8M x 36
68MB	(2) 8M x 36	(2) 512K x 36
72MB	(2) 1M x 36	(2) 8M x 36
72MB	(2) 8M x 36	(2) 1M x 36
80MB	(2) 2M x 36	(2) 8M x 36
80MB	(2) 8M x 36	(2) 2M x 36

DRAM CONFIGURATION (CON’T)
Size	Bank 0	Bank 1
96MB	(2) 4M x 36	(2) 8M x 36
96MB	(2) 8M x 36	(2) 4M x 36
128MB	(2) 8M x 36	(2) 8M x 36
128MB	(2) 16M x 36	NONE
130MB	(2) 256K x 36	(2) 16M x 36
130MB	(2) 16M x 36	(2) 256K x 36
132MB	(2) 512K x 36	(2) 16M x 36
132MB	(2) 16M x 36	(2) 512K x 36
134MB	(2) 1M x 36	(2) 16M x 36
136MB	(2) 16M x 36	(2) 1M x 36
144MB	(2) 2M x 36	(2) 16M x 36
144MB	(2) 16M x 36	(2) 2M x 36
160MB	(2) 4M x 36	(2) 16M x 36
160MB	(2) 16M x 36	(2) 4M x 36
232MB	(2) 8M x 36	(2) 16M x 36
232MB	(2) 16M x 36	(2) 8M x 36
256MB	(2) 16M x 36	(2) 16M x 36

CACHE CONFIGURATION
Size	Bank 0	TAG
256KB	(8) 32K x 8	(1) 8K x 8
512KB	(8) 64K x 8	(1) 32K x 8
1MB	(8) 128K x 8	(1) 32K x 8

CACHE JUMPER CONFIGURATION
Size	JP8	JP9	JP10	JP11
256KB	pins 1 & 2 closed	pins 1 & 2 closed	pins 1 & 2 closed	pins 1 & 2 closed
512KB	pins 2 & 3 closed	pins 2 & 3 closed	pins 1 & 2 closed	pins 1 & 2 closed
1MB	pins 2 & 3 closed	pins 2 & 3 closed	pins 2 & 3 closed	pins 2 & 3 closed

CPU SPEED CONFIGURATION
Speed	JP13	JP15
60MHz	Closed	pins 5 & 6 closed
66MHz	Closed	pins 3 & 4, 5 & 6 closed