AST-3G PLUS II: Difference between revisions
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(A good old EGA card from AST. Three electrolytic capacitors are leaking, try to recap.) |
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Capacitor listing and card photos [[AST-3G Plus II|here]] | |||
AST RESEARCH, INC. | AST RESEARCH, INC. | ||
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|'''Video Types Supported''' | |'''Video Types Supported''' | ||
|EGA, CGA, | |EGA, CGA, MDA, HGC | ||
|- | |- | ||
|'''Video Processor''' | |'''Video Processor''' | ||
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| colspan="1" |Note:The AST 3G-Plus II comes equipped with 64KB of memory and is upgradeable to 256KB. The type of memory used and the location of the Banks is unspecified in manufacturer documentation. Upgrade kits are available through AST. | | colspan="1" |Note:The AST 3G-Plus II comes equipped with 64KB of memory and is upgradeable to 256KB. The type of memory used and the location of the Banks is unspecified in manufacturer documentation. Upgrade kits are available through AST. | ||
|} | |} | ||
[[Category:1980s]] | |||
[[Category:Video Card]] | |||
Latest revision as of 00:31, 17 March 2023
Capacitor listing and card photos here
AST RESEARCH, INC.
AST 3G-PLUS II (202161-001)
| Category | Video |
| Video Types Supported | EGA, CGA, MDA, HGC |
| Video Processor | Western Digital |
| Highest Resolution Supported | 720 x 348 |
| Data Bus Type | 8-bit ISA |
| Memory Type | DRAM |
| Maximum Onboard Memory | 256KB |
| CONNECTIONS | |||
| Purpose | Location | Purpose | Location |
| 9-pin analog video port | CN1 | RCA video port 1 | RCA1 |
| 32-pin feature connector | J1 | RCA video port 2 | RCA2 |
| Light pen connector | J2 | ||
| VIDEO MODE CONFIGURATION | ||||||
| Type | Resolution | SW1/1 | SW1/2 | SW1/3 | SW1/4 | |
| » | EGA | 640 x 350 | Off | On | On | Off |
| CGA | 320 x 200 | On | On | On | Off | |
| Monochrome | 640 x 350 | Off | Off | On | Off | |
| MONITOR AUTODETECT | ||
| Setting | SW1/6 | |
| » | Disabled | Off |
| Enabled | On | |
| Note: Enabling autodetect disabled switches SW1/1 through SW1/4. | ||
| AUTO EMULATION | ||
| Setting | SW1/5 | |
| » | Disabled | Off |
| Enabled | On | |
| Note: Auto emulation is used for Hercules and CGA emulation modes. | ||
| FACTORY CONFIGURED SETTING | |
| Jumper | Setting |
| E1 | Pins 1 & 2 closed |
| MISCELLANEOUS TECHNICAL NOTE |
| Note:The AST 3G-Plus II comes equipped with 64KB of memory and is upgradeable to 256KB. The type of memory used and the location of the Banks is unspecified in manufacturer documentation. Upgrade kits are available through AST. |