Sega Tera Drive
- For more information, see this article's corresponding Wikipedia page: TeraDrive.
Sega Tera Drive
| Preliminary Information | |
|---|---|
| Release Year | 1991 |
| Leak Risk | High |
| Batteries | None |
| Capacitor Types | Through Hole |
| Destructive Entry | No |
Known Issues
Video Glitching / Unable To Maintain Horizontal Refresh
Causes
- Out-of-spec capacitors
Solutions
- Replace capacitors
Noisy Mega Drive Graphics
Causes
- Bad PCB Design
- Low quality custom chips
Solutions
- None yet. The Mega Drive Triple Bypass needs to be adapted for this system.
Disassembly Notes
The board is somewhat tricky to get out the first time you try. Also, the front face plate requires an unreasonable amount of force to remove, and must be done carefully to avoid breaking the tabs.
Original Parts
Main PCB
| RefDes | Qty | Capacitance | Voltage | Mount | Diameter/Size | Height | Lead Spacing | Temp | Type | Brand | Series |
|---|---|---|---|---|---|---|---|---|---|---|---|
| C1, C2, C3, C5, C8, C10, C12, C13, C14, C15, C17, C19, C24, C26, C30, C31, C32, C33, C36, C37, C38, C40, C41, C43, C45, C48, C49, C54, C57 | 29 | 33 µF | 16 V | Through Hole | 5 mm | 8 mm | 5 mm | 85 °C | Aluminum Electrolytic | Panasonic/Matsushita | KA |
| C6, C9, C16, C23 | 4 | 470 µF | 16 V | Through Hole | 10 mm | 10 mm | 5 mm | 85 °C | Aluminum Electrolytic | Nichicon | RS(M) |
| C7, C21, C51, C52, C58 | 5 | 100 µF | 16 V | Through Hole | 8 mm | 7 mm | 5 mm | 85 °C | Aluminum Electrolytic | Nichicon | "H049" code |
| C46, C47, C55, C56 | 4 | 47 µF | 16 V | Through Hole | 6 mm | 7 mm | 5 mm | 85 °C | Aluminum Electrolytic | Nichicon | "A107" code |
| C53, C60 | 2 | 220 µF | 16 V | Through Hole | 8 mm | 10 mm | 5 mm | 85 °C | Aluminum Electrolytic | Nichicon | RS(M) |
| C4, C18, C22, C28, C29, C34, C35, C42, C50, C59 | 10 | 10 µF | 16 V | Through Hole | 5 mm | 7 mm | 5 mm | 85 °C | Aluminum Electrolytic | Nichicon | "A113" code |
| C27, C44 | 2 | 22 µF | 16 V | Through Hole | 5 mm | 7 mm | 5 mm | 85 °C | Aluminum Electrolytic | Nichicon | "A104" code |
| C20, C23 | 2 | 2.2 µF | 50 V | Through Hole | 4 mm | 8 mm | 5 mm | 85 °C | Aluminum Electrolytic | Panasonic/Matsushita | KA |
| C39 | 1 | 3.3 µF | 50 V | Through Hole | 4 mm | 8 mm | 5 mm | 85 °C | Aluminum Electrolytic | Panasonic/Matsushita | KA |
Replacement Parts
Main PCB
| RefDes | Qty | Compatible Part Number | Order Links |
|---|---|---|---|
| Digikey |
If parts are not available or different selection is preferred, you can use the values in the Original Parts section to perform a parametric search.