Retro Web B62 Main Board
B62 MAIN BOARD
User Manual
B62 Main Board
This user’ s manual describes the jumper setting of B62 Main Board. For detailed technical information, please refer to CDs attached with PC system unit.
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Jumpers Location Diagram for “B62 V1.X ” main board
Memory configuration for “B62 V1.X” main board
| Capacity | DIMM 1 | DIMM 2 |
| 16MB | 16MB | none |
| 16MB | none | 16MB |
| 32MB | 16MB | 16MB |
| 32MB | 32MB | none |
| 32MB | none | 32MB |
| 80MB | 16MB | 64MB |
| 80MB | 64MB | 16MB |
| 64MB | 64MB | none |
| 64MB | none | 64MB |
| 128MB | 64MB | 64MB |
| 128MB | 128MB | None |
| **128MB | None | 128MB |
| **256MB | 128MB | 128MB |
IMPORTANT
Net PC NC3 and NC4 series support low profile SDRAM DIMM module provided by Flytech (FT-100). NC2 series supports both Flytech low profile SDRAM (FT-100) and standard SDRAM module. In case NC2 series bundled with one CD-ROM and one FDD and one HDD, please use Flytech low profile SDRAM module (FT-100) due to height limitation. The model no. “FT-100” is low profile SDRAM DIMM module produced by Flytech. It meets PC-100 compliant.
- VGA Memory Configuration.
| Capacity | U12 | U13 | Video DRAM Type |
| 4MB | close | close | 512KB X 32 SOP package |
Jumper Setting
- CPU type selection :
| CPU | Freq. | Ratio | Externa l Clock | JP10 1-2 | JP10 3-4 | JP10 5-6 | JP10 7-8 | JP10 9-10 |
| Intel Celeron | 300MHz | 4.5x | 66MHz | Open | Close | Open | Close | Close |
| Intel Celeron | 333MHz | 5.0x | 66MHz | Open | Open | Close | Close | Close |
| Intel Celeron | 366MHz | 5.5x | 66MHz | Open | Open | Open | Close | Close |
| Intel Celeron | 400Mhz | 6.0x | 66MHz | Close | Close | Close | Open | Close |
| Intel Celeron | 433Mhz | 6.5x | 66MHz | Close | Close | Open | Open | Close |
| Intel Celeron | 466MHz | 7.0x | 66MHz | Close | Open | Close | Open | Close |
| Intel Celeron | 500Mhz | 7.5x | 66MHz | Close | Open | Open | Open | Close |
(Remark: All Intel CPU will defect jumper setting automatically)
- M-System Disk On Chip: JP14, JP15
| JP14 | JP15 | USER ADDRESS |
| 1-2 | 1-2 | 0C800-0C9FF |
| 1-2 | 3-4 | 0CC00-0CDFF |
| 3-4 | 1-2 | 0D000-0D1FF |
| 3-4 | 3-4 | 0D400-0D5FF |
| 5-6 | 1-2 | 0D800-0D9FF |
| 6-5 | 3-4 | 0DC00-0DDFF |
- CMOS Operation mode: J11
| Function | J11 |
| CMOS Normal | 2-3 |
| CMOS Reset | 1-2 |
- ATX / AT power mode: JP11, J12
| Function | JP11 | J12 |
| Use FT-8005C AT external power supply (default) | Close | 2-3 |
| Use FT-8006 ATX external power supply | Open | 1-2 |
Printed in Taiwan 2000
Documents / Resources
 | Retro Web B62 Main Board [pdf] User Manual 482B6203, B62 Main Board, B62, Main Board |
