DATA TECHNOLOGY CORPORATION
DTC2277 (TEKRAM VER. 2)
| 
 Chipset  | 
 Tekram  | 
| 
 Maximum Onboard Memory  | 
 Unidentified  | 
| 
 Data Bus  | 
 32-bit VESA local bus  | 
| 
 Card Size  | 
 Full height, full length  | 
| 
 Hard Drives Supported  | 
 Four IDE-AT devices  | 
| 
 Floppy Drives Supported  | 
 Unidentified  | 
| 
 CONNECTIONS  | |||
| 
 Function  | 
 Label  | 
 Function  | 
 Label  | 
| 
 40-pin primary IDE(AT) connector  | 
 CN1  | 
 4-pin drive active LED  | 
 JP1  | 
| 
 40-pin secondary IDE(AT) connector  | 
 CN2  | 
 4-pin connector to speaker  | 
 JP2  | 
| 
 34-pin cable connector - floppy drive  | 
 CN3  | ||
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Setting  | 
 Label  | 
 Position  | |
| » | 
 Primary channel noise filter mode 1 enabled  | 
 JDR0  | 
 Open  | 
| 
 Primary channel noise filter mode 2 enabled  | 
 JDR0  | 
 Closed  | |
| » | 
 Secondary channel noise filter mode 1 enabled  | 
 JDR1  | 
 Open  | 
| 
 Secondary channel noise filter mode 2 enabled  | 
 JDR1  | 
 Closed  | |
| » | 
 Factory configured - do not alter  | 
 JP3  | 
 Unidentified  | 
| » | 
 Factory configured - do not alter  | 
 JP4  | 
 Unidentified  | 
| 
 Note:The exact implementation of the noise filter modes are unidentified. However, mode 1 is compatible with most hard drives.  | |||
| 
 DRAM CONFIGURATION  | 
| 
 The configuration of the memory is unidentified.  |