ZENITH
Z-505
| 
 Card Type  | 
 Memory card  | 
| 
 Maximum Onboard Memory  | 
 1MB DRAM  | 
| 
 Data Bus  | 
 16-bit ISA  | 
| 
 Card Size  | 
 Full-length, full-height card  | 
| 
 USER CONFIGURABLE SETTINGS  | ||
| 
 Function  | 
 Label  | 
 Position  | 
| 
 EMS enabled  | 
 SW1/3  | 
 On  | 
| 
 EMS disabled  | 
 SW1/3  | 
 Off  | 
| 
 Base system memory = 512KB  | 
 SW1/4  | 
 Off  | 
| 
 Base system memory = 640KB  | 
 SW1/4  | 
 On  | 
| 
 MEMORY BOARD NUMBER SELECTION  | ||
| 
 Board number  | 
 SW1/1  | 
 SW1/2  | 
| 
 0  | 
 On  | 
 On  | 
| 
 1  | 
 On  | 
 Off  | 
| 
 2  | 
 Off  | 
 On  | 
| 
 3  | 
 Off  | 
 Off  | 
| 
 BASE ADDRESS SELECTION  | ||||
| 
 Memory block  | 
 SW1/5  | 
 SW1/6  | 
 SW1/7  | 
 SW1/8  | 
| 
 0  | 
 On  | 
 On  | 
 On  | 
 On  | 
| 
 1  | 
 Off  | 
 On  | 
 On  | 
 On  | 
| 
 2  | 
 On  | 
 Off  | 
 On  | 
 On  | 
| 
 3  | 
 Off  | 
 Off  | 
 On  | 
 On  | 
| 
 4  | 
 On  | 
 On  | 
 Off  | 
 On  | 
| 
 5  | 
 Off  | 
 On  | 
 Off  | 
 On  | 
| 
 6  | 
 On  | 
 Off  | 
 Off  | 
 On  | 
| 
 7  | 
 Off  | 
 Off  | 
 Off  | 
 On  | 
| 
 8  | 
 On  | 
 On  | 
 On  | 
 Off  | 
| 
 9  | 
 Off  | 
 On  | 
 On  | 
 Off  | 
| 
 10  | 
 On  | 
 Off  | 
 On  | 
 Off  | 
| 
 11  | 
 Off  | 
 Off  | 
 On  | 
 Off  | 
| 
 12  | 
 On  | 
 On  | 
 Off  | 
 Off  | 
| 
 13  | 
 Off  | 
 On  | 
 Off  | 
 Off  | 
| 
 14  | 
 On  | 
 Off  | 
 Off  | 
 Off  | 
| 
 15  | 
 Off  | 
 Off  | 
 Off  | 
 Off  |