|
GMB-P55IPS (VER. 1.50B)
GEMLIGHT COMPUTER, LTD.
GMB-P55IPS (VER. 1.50B)
|
Processor
|
CX 6X86/AM K5/Pentium
|
|
Processor Speed
|
75/90/100/120/133/150/166/200MHz
|
|
Chip Set
|
Intel 440HX
|
|
Video Chip Set
|
None
|
|
Maximum Onboard Memory
|
256MB (EDO supported)
|
|
Maximum Video Memory
|
None
|
|
Cache
|
256/512KB
|
|
BIOS
|
Award
|
|
Dimensions
|
265mm x 220mm
|
|
I/O Options
|
32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connectors (2)
|
|
CONNECTIONS
|
|
Purpose
|
Location
|
Purpose
|
Location
|
|
IR connector
|
J1
|
Parallel port
|
J11
|
|
Power LED & keylock
|
J2
|
Serial port 2
|
J12
|
|
Speaker
|
J4
|
Serial port 1
|
J13
|
|
IDE interface LED
|
J5
|
PS/2 mouse interface
|
J16
|
|
IDE interface 1
|
J6
|
PS/2 mouse port
|
J18
|
|
IDE interface 2
|
J7
|
Turbo LED
|
J19
|
|
Floppy drive interface
|
J8
|
Green PC connector
|
JP8
|
|
USB connector 1
|
J9
|
Reset switch
|
JP11
|
|
USB connector 2
|
J10
|
32-bit PCI slots
|
PC1 - PC4
|
|
USER CONFIGURABLE SETTINGS
|
|
Function
|
Label
|
Position
|
|
»
|
Factory configured - do not alter
|
J3
|
Unidentified
|
|
»
|
CMOS memory normal operation
|
JP13
|
Open
|
|
|
CMOS memory clear
|
JP13
|
Closed
|
|
|
Flash BIOS voltage select 12v
|
JP20
|
Pins 1 & 2 closed
|
|
|
Flash BIOS voltage select 5v
|
JP20
|
Pins 2 & 3 closed
|
|
DRAM CONFIGURATION
|
|
Size
|
Bank 0
|
Bank 1
|
|
4MB
|
(2) 512K x 36
|
None
|
|
4MB
|
(2) 256K x 36
|
(2) 256K x 36
|
|
6MB
|
(2) 512K x 36
|
(2) 256K x 36
|
|
8MB
|
(2) 1M x 36
|
None
|
|
8MB
|
(2) 512K x 36
|
(2) 512K x 36
|
|
10MB
|
(2) 1M x 36
|
(2) 256K x 36
|
|
12MB
|
(2) 1M x 36
|
(2) 512K x 36
|
|
16MB
|
(2) 2M x 36
|
None
|
|
16MB
|
(2) 1M x 36
|
(2) 1M x 36
|
|
18MB
|
(2) 2M x 36
|
(2) 256K x 36
|
|
20MB
|
(2) 2M x 36
|
(2) 512K x 36
|
|
24MB
|
(2) 2M x 36
|
(2) 1M x 36
|
|
32MB
|
(2) 4M x 36
|
None
|
|
32MB
|
(2) 2M x 36
|
(2) 2M x 36
|
|
34MB
|
(2) 4M x 36
|
(2) 256K x 36
|
|
36MB
|
(2) 4M x 36
|
(2) 512K x 36
|
|
40MB
|
(2) 1M x 36
|
(2) 4M x 36
|
|
48MB
|
(2) 4M x 36
|
(2) 2M x 36
|
|
64MB
|
(2) 8M x 36
|
None
|
|
64MB
|
(2) 4M x 36
|
(2) 4M x 36
|
|
66MB
|
(2) 8M x 36
|
(2) 256K x 36
|
|
68MB
|
(2) 512K x 36
|
(2) 8M x 36
|
|
DRAM CONFIGURATION (CON’T)
|
|
Size
|
Bank 0
|
Bank 1
|
|
72MB
|
(2) 8M x 36
|
(2) 1M x 36
|
|
80MB
|
(2) 2M x 36
|
(2) 8M x 36
|
|
96MB
|
(2) 8M x 36
|
(2) 4M x 36
|
|
128MB
|
(2) 16M x 36
|
None
|
|
128MB
|
(2) 8M x 36
|
(2) 8M x 36
|
|
130MB
|
(2) 16M x 36
|
(2) 256K x 36
|
|
132MB
|
(2) 16M x 36
|
(2) 512K x 36
|
|
136MB
|
(2) 16M x 36
|
(2) 1M x 36
|
|
144MB
|
(2) 16M x 36
|
(2) 2M x 36
|
|
160MB
|
(2) 16M x 36
|
(2) 4M x 36
|
|
192MB
|
(2) 16M x 36
|
(2) 8M x 36
|
|
256MB
|
(2) 16M x 36
|
(2) 16M x 36
|
|
Note: Board accepts EDO memory. Banks are interchangeable.
|
|
CACHE CONFIGURATION
|
|
Size
|
Bank 0
|
Bank 1
|
TAG
|
|
256KB
|
(2) 32K x 32
|
None
|
(1) 8K x 8
|
|
512KB
|
(2) 32K x 32
|
(2) 32K x 32
|
(1) 16K/32K x 8
|
|
512KB
|
(2) 64K x 32
|
None
|
(1) 16K/32K x 8
|
|
Note: The location of Banks 0 & 1 are unidentified.
|
|
CPU SPEED SELECTION (CX 6X86)
|
|
CPU speed
|
Clock speed
|
Multiplier
|
JP1
|
JP2
|
JP18
|
|
120MHz
|
50MHz
|
2x
|
Closed
|
Open
|
1 & 2, 3 & 4
|
|
133MHz
|
55MHz
|
2x
|
Closed
|
Open
|
Open
|
|
150MHz
|
60MHz
|
2x
|
Closed
|
Open
|
3 & 4
|
|
166MHz
|
66MHz
|
2x
|
Closed
|
Open
|
1 & 2
|
|
200MHz
|
66MHz
|
3x
|
Closed
|
Open
|
5 & 6
|
|
Note: Pins designated should be in the closed position.
|
|
CPU SPEED SELECTION (AM K5)
|
|
CPU speed
|
Clock speed
|
Multiplier
|
JP1
|
JP2
|
JP18
|
|
75MHz
|
50MHz
|
1.5x
|
Open
|
Open
|
1 & 2, 3 & 4
|
|
90MHz
|
60MHz
|
1.5x
|
Open
|
Open
|
3 & 4
|
|
100MHz
|
66MHz
|
1.5x
|
Open
|
Open
|
1 & 2
|
|
120MHz
|
60MHz
|
1.5x
|
Open
|
Open
|
3 & 4
|
|
133MHz
|
66MHz
|
1.5x
|
Open
|
Open
|
1 & 2
|
|
150MHz
|
66MHz
|
1.5x
|
Open
|
Open
|
1 & 2
|
|
166MHz
|
66MHz
|
2.5x
|
Closed
|
Closed
|
1 & 2
|
|
Note: Pins designated should be in the closed position.
|
|
CPU SPEED SELECTION (INTEL)
|
|
CPU speed
|
Clock speed
|
Multiplier
|
JP1
|
JP2
|
JP18
|
|
75MHz
|
50MHz
|
1.5x
|
Open
|
Open
|
1 & 2, 3 & 4
|
|
90MHz
|
60MHz
|
1.5x
|
Open
|
Open
|
3 & 4
|
|
100MHz
|
66MHz
|
1.5x
|
Open
|
Open
|
1 & 2
|
|
120MHz
|
60MHz
|
2x
|
Closed
|
Open
|
3 & 4
|
|
133MHz
|
66MHz
|
2x
|
Closed
|
Open
|
1 & 2
|
|
150MHz
|
60MHz
|
2.5x
|
Closed
|
Closed
|
3 & 4
|
|
166MHz
|
66MHz
|
2.5x
|
Closed
|
Closed
|
1 & 2
|
|
200MHz
|
66MHz
|
3x
|
Open
|
Closed
|
1 & 2
|
|
Note: Pins designated should be in the closed position.
|
|
CPU VOLTAGE SELECTION (SINGLE)
|
|
Voltage
|
JP9
|
JP10
|
JP14
|
|
3.4v
|
Open
|
Closed
|
1 & 2, 3 & 4, 5 & 6, 7 & 8
|
|
3.5v
|
Closed
|
Open
|
1 & 2, 3 & 4, 5 & 6, 7 & 8
|
|
Note: Pins designated should be in the closed position.
|
|
CPU VOLTAGE SELECTION (DUAL)
|
|
V I/O
|
V core
|
JP9
|
JP10
|
JP14
|
|
3.4v
|
2.8v
|
Open
|
Closed
|
Open
|
|