TMC RESEARCH CORPORATION
PAT48PG4 (VER. 1.2A)
Processor | 80486SX/SL80486SX/ODP486/CX486DX/80486DX/SL80486DX/ 80486DX2/SL80486DX2/AM486DX4/(SL)AM486DX4/80486DX4/ SL80486DX4/P24T/P24CT/CX5X86 |
Processor Speed | 25/33/40/50(internal)/50/63(internal)/66(internal)/80(internal)/ 83(internal)/100(internal)/120(internal)MHz |
Chip Set | OPTI |
Video Chip Set | None |
Maximum Onboard Memory | 128MB |
Maximum Video Memory | None |
Cache | 128/256KB |
BIOS | Unidentified |
Dimensions | 254mm x 218mm |
I/O Options | 32-bit VESA local bus slots (3), green PC connector |
NPU Options | None |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
External battery | J3 | Reset switch | J7 pins 9 & 19 |
Green PC connector | J5 | IDE interface LED | J7 pins 10 & 20 |
IDE interface LED | J6 | Power LED & keylock | J7 pins 11 - 15 |
Speaker | J7 pins 1 – 4 | Green PC LED | J8 |
Turbo switch | J7 pins 7 & 17 | 32-bit VESA local bus slots | SL1 – SL3 |
Turbo LED | J7 pins 8 & 18 |
USER CONFIGURABLE SETTINGS | |||
Function | Label | Position | |
Monitor type select color | JP1 | Closed | |
Monitor type select monochrome | JP1 | Open | |
Battery type select internal | JP2 | Pins 2 & 3 closed | |
Battery type select external | JP2 | Open | |
CMOS memory clear | JP2 | Pins 1 & 2 closed | |
BIOS type select EPROM | JP3 | Pins 2 & 3 closed | |
BIOS type select flash BIOS | JP3 | Pins 1 & 2 closed | |
» | Factory configured - do not alter | JP11 | Unidentified |
DRAM CONFIGURATION 1 | |||
Size | Bank 0 | Bank 1 | Bank 2 |
2MB | None | (1) 256K x 36 | (1) 256K x 36 |
4MB | None | (1) 1M x 36 | None |
5MB | None | (1) 256K x 36 | (1) 1M x 36 |
6MB | (4) 1M x 9 | (1) 256K x 36 | (1) 256K x 36 |
8MB | None | (1) 1M x 36 | (1) 1M x 36 |
8MB | (4) 1M x 9 | (1) 1M x 36 | None |
16MB | None | (1) 4M x 36 | None |
17MB | None | (1) 256K x 36 | (1) 4M x 36 |
20MB | None | (1) 1M x 36 | (1) 4M x 36 |
20MB | (4) 4M x 9 | (1) 1M x 36 | None |
32MB | None | (1) 4M x 36 | (1) 4M x 36 |
32MB | (4) 4M x 9 | (1) 4M x 36 | None |
64MB | None | (1) 16M x 36 | None |
128MB | None | (1) 16M x 36 | (1) 16M x 36 |
128MB | (4) 16M x 9 | (1) 16M x 36 | None |
DRAM CONFIGURATION 2 | |||
Size | Bank 0 | Bank 1 | Bank 2 |
2MB | (4) 256K x 9 | None | (1) 256K x 36 |
4MB | (4) 1M x 9 | None | None |
5MB | (4) 256K x 9 | None | (1) 1M x 36 |
6MB | (4) 256K x 9 | (1) 1M x 36 | (1) 256K x 36 |
8MB | (4) 1M x 9 | None | (1) 1M x 36 |
8MB | (4) 1M x 9 | (1) 1M x 36 | None |
16MB | (4) 4M x 9 | None | None |
17MB | (4) 256K x 9 | None | (1) 4M x 36 |
20MB | (4) 1M x 9 | None | (1) 4M x 36 |
20MB | (4) 1M x 9 | (1) 4M x 36 | None |
32MB | (4) 4M x 9 | None | (1) 4M x 36 |
32MB | (4) 4M x 9 | (1) 4M x 36 | None |
64MB | (4) 16M x 9 | None | None |
128MB | (4) 16M x 9 | None | (1) 16M x 36 |
128MB | (4) 16M x 9 | (1) 16M x 36 | None |
DRAM CONFIGURATION 3 | |||
Size | Bank 0 | Bank 1 | Bank 2 |
2MB | None | (1) 512K x 36 | None |
4MB | None | (1) 1M x 36 | None |
4MB | None | (1) 512K x 36 | (1) 512K x 36 |
6MB | None | (1) 512K x 36 | (1) 1M x 36 |
6MB | (4) 1M x 9 | None | (1) 512K x 36 |
8MB | None | (1) 2M x 36 | None |
8MB | None | (1) 1M x 36 | (1) 1M x 36 |
8MB | (4) 1M x 9 | None | (1) 1M x 36 |
10MB | None | (1) 512K x 36 | (1) 2M x 36 |
12MB | None | (1) 1M x 36 | (1) 2M x 36 |
16MB | None | (1) 4M x 36 | None |
16MB | None | (1) 2M x 36 | (1) 2M x 36 |
20MB | None | (1) 1M x 36 | (1) 4M x 36 |
20MB | (4) 4M x 9 | None | (1) 1M x 36 |
32MB | None | (1) 8M x 36 | None |
32MB | None | (1) 4M x 36 | (1) 4M x 36 |
64MB | None | (1) 16M x 36 | None |
64MB | None | (1) 8M x 36 | (1) 8M x 36 |
128MB | None | (1) 32M x 36 | None |
128MB | None | (1) 16M x 36 | (1) 16M x 36 |
128MB | (4) 16M x 9 | None | (1) 16M x 36 |
DRAM JUMPER CONFIGURATION | |||
Configuration | RNC1 | RNC2 | RNC3 |
1 | Installed | Not installed | Not installed |
2 | Not installed | Installed | Not installed |
3 | Not installed | Not installed | Installed |
CACHE CONFIGURATION | ||||
Size | Bank 0 | Bank 1 | TAG0 | TAG1 |
128KB | (4) 32K x 8 | None | None | (1) 8K x 8 |
256KB | (4) 32K x 8 | (4) 32K x 8 | None | (1) 16K/32K x 8 |
CACHE JUMPER CONFIGURATION | ||
Size | JP6 | JP7 |
128KB | Pins 1 & 2 closed | Pins 1 & 2 closed |
256KB | Pins 2 & 3 closed | Pins 2 & 3 closed |
CPU SPEED SELECTION | ||||
Speed | JP5 | JP12 | JP13 | JP14 |
25MHz | 1 & 2, 5 & 6 | 1 & 2 | Open | Open |
33MHz | 1 & 2, 3 & 4 | 1 & 2 | Open | Open |
40MHz | 3 & 4, 5 & 6, 7 & 8 | 2 & 3 | Open | Closed |
50iMHz | 1 & 2, 5 & 6 | 1 & 2 | Open | Open |
50MHz | 1 & 2, 5 & 6, 7 & 8 | 2 & 3 | Closed | Closed |
63iMHz | 1 & 2, 5 & 6 | 1 & 2 | Open | Open |
66iMHz | 1 & 2, 3 & 4 | 1 & 2 | Open | Open |
80iMHz | 3 & 4, 5 & 6, 7 & 8 | 2 & 3 | Open | Closed |
83iMHz | 1 & 2, 3 & 4 | 1 & 2 | Open | Open |
100iMHz | 1 & 2, 3 & 4 | 1 & 2 | Open | Open |
120iMHz | 3 & 4, 5 & 6, 7 & 8 | 2 & 3 | Open | Closed |
Note: Pins designated should be in the closed position. |
CPU TYPE SELECTION | ||||
Type | RNA1 | RNA2 | RNA3 | RNA4 |
80486SX | Not installed | Not installed | Installed | Not installed |
Intel S-series | Not installed | Not installed | Not installed | Not installed |
ODP486 | Not installed | Installed | Not installed | Not installed |
CX486DX | Not installed | Not installed | Not installed | Installed |
80486DX | Installed | Not installed | Not installed | Not installed |
80486DX2 | Installed | Not installed | Not installed | Not installed |
AM486DX4 | Installed | Not installed | Not installed | Not installed |
AMD enhanced | Not installed | Not installed | Not installed | Not installed |
80486DX4 | Installed | Not installed | Not installed | Not installed |
P24T | Not installed | Installed | Not installed | Not installed |
P24CT | Not installed | Installed | Not installed | Not installed |
CX 5X86 | Installed | Not installed | Not installed | Not installed |
CPU TYPE SELECTION (CON’T) | ||||
Type | RNB1 | RNB2 | RNB3 | W8 |
80486SX | Installed | Not installed | Not installed | Closed |
Intel S-series | Not installed | Installed | Not installed | N/A |
ODP486 | Installed | Not installed | Not installed | Open |
CX486DX | Not installed | Not installed | Installed | Closed |
80486DX | Installed | Not installed | Not installed | Closed |
80486DX2 | Installed | Not installed | Not installed | Closed |
AM486DX4 | Not installed | Installed | Not installed | Open |
AMD enhanced | Not installed | Installed | Not installed | N/A |
80486DX4 | Installed | Not installed | Not installed | Open |
P24T | Installed | Not installed | Not installed | Open |
P24CT | Installed | Not installed | Not installed | Open |
CX 5X86 | Not installed | Installed | Not installed | Open |
CPU TYPE SELECTION (WRITE BACK) | ||
Type | JP15 | JP16 |
AMD write back | Pins 1 & 2 closed | Pins 2 & 3 closed |
Intel write back | Pins 1 & 2 closed | Pins 2 & 3 closed |
Other CPU types | Open | Open |