UNIDENTIFIED
EXPANSION MEMORY HALF CARD WITH CLOCK/CALENDAR
| 
 Card Type  | 
 Memory card  | 
| 
 Chipset/Controller  | 
 N/A  | 
| 
 I/O Options  | 
 N/A  | 
| 
 Maximum DRAM  | 
 576KB  | 
| 
 MEMORY CONFIGURATION  | ||||
| 
 System Memory  | 
 Total Memory  | 
 SW1/1  | 
 SW1/2  | 
 SW1/3  | 
| 
 64KB  | 
 128KB  | 
 Off  | 
 On  | 
 Off  | 
| 
 64KB  | 
 192KB  | 
 Off  | 
 On  | 
 Off  | 
| 
 64KB  | 
 384KB  | 
 Off  | 
 On  | 
 Off  | 
| 
 64KB  | 
 448KB  | 
 Off  | 
 On  | 
 Off  | 
| 
 64KB  | 
 640KB  | 
 Off  | 
 On  | 
 Off  | 
| 
 128KB  | 
 192KB  | 
 On  | 
 Off  | 
 On  | 
| 
 128KB  | 
 384KB  | 
 On  | 
 Off  | 
 On  | 
| 
 128KB  | 
 448KB  | 
 On  | 
 Off  | 
 On  | 
| 
 128KB  | 
 640KB  | 
 On  | 
 Off  | 
 On  | 
| 
 256KB (A)  | 
 192KB  | 
 On  | 
 On  | 
 Off  | 
| 
 256KB (A)  | 
 384KB  | 
 On  | 
 On  | 
 Off  | 
| 
 256KB (A)  | 
 448KB  | 
 On  | 
 On  | 
 Off  | 
| 
 256KB (B)  | 
 512KB  | 
 On  | 
 Off  | 
 Off  | 
| 
 256KB (B)  | 
 576KB  | 
 On  | 
 Off  | 
 Off  | 
| 
 256KB (B)  | 
 640KB  | 
 On  | 
 On  | 
 Off  | 
| 
 384KB  | 
 448KB  | 
 On  | 
 On  | 
 On  | 
| 
 384KB  | 
 640KB  | 
 On  | 
 On  | 
 On  | 
| 
 512KB  | 
 640KB  | 
 Off  | 
 Off  | 
 On  | 
| 
 Note:Use the switch settings for 256KB (A) if 4164 chips are installed in bank 0, and 256KB (B) if
  | ||||
| 
 DRAM CONFIGURATION  | |||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 Bank 2  | 
| 
 64KB  | 
 (9) 4164  | 
 None  | 
 None  | 
| 
 128KB  | 
 (9) 4164  | 
 (9) 4164  | 
 None  | 
| 
 256KB  | 
 (9) 41256  | 
 None  | 
 None  | 
| 
 320KB  | 
 (9) 4164  | 
 (9) 41256  | 
 None  | 
| 
 384KB  | 
 (9) 4164  | 
 (9) 41256  | 
 (9) 4164  | 
| 
 512KB  | 
 (9) 41256  | 
 (9) 41256  | 
 None  | 
| 
 576KB  | 
 (9) 41256  | 
 (9) 41256  | 
 (9) 4164  | 
| 
 PARITY CONFIGURATION  | ||
| 
 Setting  | 
 SW1/4  | |
| » | 
 Enabled  | 
 On  | 
| 
 Disabled  | 
 Off  | |