HAUPPAUGE COMPUTER WORKS, INC.
MODEL 486M VBB MODULAR
Processor | 80486DX/80486DX2 (located on an external CPU card) |
Processor Speed | 33/50/66(internal)MHz |
Chip Set | C & T |
Max. Onboard DRAM | 64MB |
Cache | 64/128/256/1024KB (located on an external CPU card) |
BIOS | MR |
Dimensions | 330mm x 218mm |
I/O Options | 32-bit external CPU cards (2), floppy drive interface, IDE interface, parallel port, serial ports (2) |
NPU Options | None |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
32-bit CPU card slot | J1 | External battery | J21 |
32-bit CPU card slot | J2 | PS/2 mouse port | J23 |
Reset switch | J9 | Floppy drive interface | J24 |
Turbo switch | J11 | IDE interface | J25 |
Serial port 1 | J13 | IDE interface LED | J26 |
Serial port 2 | J14 | 32-Bit VESA local bus slot | S1 |
Parallel port | J15 | 32-Bit VESA local bus slot | S2 |
Speaker | J19 | 32-Bit VESA local bus slot | S3 |
Power LED & keylock | J20 |
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USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
» | CMOS memory normal operation | JP1 | pins 2 & 3 closed |
| CMOS memory clear | JP1 | pins 1 & 2 closed |
» | Select 0 VESA wait states | JP2 | pins 1 & 2 closed |
| Select 1 VESA wait state | JP2 | pins 2 & 3 closed |
» | LB IDE enabled | JP3 | pins 1 & 2 closed |
| LB IDE disabled | JP3 | pins 2 & 3 closed |
» | Factory configured - do not alter | JP5 | pins 7 & 8 and 9 & 10 |
» | PS/2 mouse interrupt disabled | JP6 | Closed |
| PS/2 mouse interrupt enabled | JP6 | Open |
» | Peripheral disabled | JP7 | Open |
| Peripheral enabled | JP7 | Closed |
» | Factory configured - do not alter | JP13 | Closed |
» | Factory configured - do not alter | JP14 | pins 1 & 2 closed |
» | Monitor type select VGA | SW1 | pins 2 & 3 closed |
| Monitor type select monochrome | SW1 | pins 1 & 2 closed |
Note:Pins designated should be in the closed position. |
DRAM CONFIGURATION | ||||
Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
1MB | (1) 1M x 36 | NONE | NONE | NONE |
2MB | (1) 1M x 36 | NONE | (1) 1M x 36 | NONE |
4MB | (1) 4M x 36 | NONE | NONE | NONE |
5MB | (1) 1M x 36 | NONE | (1) 4M x 36 | NONE |
6MB | (1) 1M x 36 | (1) 4M x 36 | (1) 1M x 36 | NONE |
8MB | (1) 4M x 36 | NONE | (1) 4M x 36 | NONE |
9MB | (1) 1M x 36 | (1) 4M x 36 | (1) 4M x 36 | NONE |
10MB | (1) 1M x 36 | (1) 4M x 36 | (1) 1M x 36 | (1) 4M x 36 |
12MB | (1) 4M x 36 | (1) 4M x 36 | (1) 4M x 36 | NONE |
12MB | (1) 8M x 36 | NONE | (1) 4M x 36 | NONE |
12MB | NONE | (1) 8M x 36 | (1) 4M x 36 | NONE |
13MB | (1) 1M x 36 | (1) 4M x 36 | (1) 8M x 36 | NONE |
13MB | (1) 1M x 36 | (1) 4M x 36 | NONE | (1) 8M x 36 |
13MB | (1) 1M x 36 | (1) 4M x 36 | (1) 4M x 36 | (1) 4M x 36 |
16MB | (1) 4M x 36 | (1) 4M x 36 | (1) 4M x 36 | (1) 4M x 36 |
16MB | (1) 8M x 36 | NONE | (1) 8M x 36 | NONE |
16MB | NONE | (1) 8M x 36 | NONE | (1) 8M x 36 |
16MB | (1) 16M x 36 | NONE | NONE | NONE |
20MB | (1) 4M x 36 | NONE | (1) 16M x 36 | NONE |
24MB | (1) 4M x 36 | (1) 16M x 36 | (1) 4M x 36 | NONE |
32MB | (1) 16M x 36 | NONE | (1) 16M x 36 | NONE |
40MB | (1) 4M x 36 | (1) 16M x 36 | (1) 4M x 36 | (1) 16M x 36 |
DRAM CONFIGURATION (CONT.) | ||||
Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
48MB | (1) 16M x 36 | (1) 16M x 36 | (1) 16M x 36 | NONE |
48MB | (1) 32M x 36 | NONE | (1) 16M x 36 | NONE |
48MB | NONE | (1) 32M x 36 | NONE | (1) 16M x 36 |
64MB | (1) 16M x 36 | (1) 16M x 36 | (1) 16M x 36 | (1) 16M x 36 |
64MB | (1) 32M x 36 | NONE | (1) 32M x 36 | NONE |
64MB | NONE | (1) 32M x 36 | NONE | (1) 32M x 36 |
USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
| 2 Clock burst from CPU from cache | JP1 | Closed |
| 1 Clock burst from CPU from cache | JP1 | Open |
» | Factory configured - do not alter | JP2 | N/A |
» | Factory configured - do not alter | JP7 | N/A |
» | Cache burst mode fill select 4 DWORD line size | JP8 | Closed |
| Cache burst mode fill select 1 DWORD line size | JP8 | Open |
» | Factory configured - do not alter | JP10 | Open |
» | Cache controller IC not installed | JP11 | Open |
| Cache controller IC installed | JP11 | Closed |
| Non-cached cards using a TTL | JP12 | pins 2 & 3 closed |
| Non-cached cards using a Tri-state LBA | JP12 | pins 1 & 2 closed |
» | Factory configured - do not alter | JP16 | N/A |
» | Factory configured - do not alter | JP17 | Open |
» | Factory configured - do not alter | JP18 | N/A |
» | Factory configured - do not alter | JP19 | N/A |
Note: One clock burst operation is not valid for single bank configurations using SRAMs with JP1. |
CPU SPEED CONFIGURATION | |||
Speed | JP9 | JP15/pins 1 & 2 | JP15/pins 3 & 4 |
16MHz | Open | Closed | Closed |
20MHz | Open | Open | Closed |
25MHz | Open | Closed | Open |
33MHz | Open | Open | Open |
40MHz | Closed | Open | Closed |
50iMHz | Open | Closed | Open |
50MHz | Closed | N/A | N/A |
66iMHz | Open | Open | Open |
CPU TYPE CONFIGURATION | |||
Type | JP13A | JP13B | JP13C |
80486SX | pins 1 & 2 closed | pins 1 & 2 closed | pins 2 & 3 closed |
80487SX | pins 2 & 3 closed | pins 2 & 3 closed | Closed |
80486DX | pins 1 & 2 closed | pins 1 & 2 closed | pins 2 & 3 closed |
80486DX2 | pins 1 & 2 closed | pins 1 & 2 closed | pins 2 & 3 closed |
CACHE CONFIGURATION | |||
Size | Bank 0 | Bank 1 | TAG |
64KB | (4) 8K x 8 | (4) 8K x 8 | (1) 8K x 8 |
128KB | (4) 32K x 8 | NONE | (1) 8K x 8 |
256KB | (4) 32K x 8 | (4) 32K x 8 | (1) 32K x 8 |
1024KB | (4) 128K x 8 | (4) 128K x 8 | (1) 128K x 8 |
CACHE JUMPER CONFIGURATION | |||||
Size | JP3 | JP4 | JP5 | JP6 | JP20 |
64KB | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 | Open |
128KB | pins 2 & 3 | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 | Open |
256KB | pins 2 & 3 | pins 1 & 2 | pins 2 & 3 | pins 1 & 2 | Open |
1MB | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 | Open |
Note:Pins designated should be in the closed position. |
CACHE JUMPER CONFIGURATION | ||||||||||
Size | JP14A | JP14B | JP14C | JP14D | JP14E | JP14F | JP14G | JP14H | JP14I | JP14J |
64KB | 1 & 2 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 1 & 2 |
128KB | Open | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | Open | Open | 1 & 2 |
256KB | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | Open | 2 & 3 | 1 & 2 |
1MB | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | Open | 2 & 3 | 1 & 2 |
Note:Pins designated should be in the closed postion. |