NDC COMMUNICATIONS, INC.
ND1120
| 
 NIC Type  | 
 Token-Ring  | 
| 
 Transfer Rate  | 
 4/16Mbps  | 
| 
 Data Bus  | 
 16-bit ISA  | 
| 
 Topology  | 
 Ring  | 
| 
 Wiring Type  | 
 Unshielded twisted pair (IBM Type 3) Shielded twisted pair via DB-9 port (IBM Type 1)  | 
| 
 Boot ROM  | 
 Available  | 

| 
 PRIMARY/ALTERNATE CARD  | 
||
| 
 Setting  | 
 SW1  | 
|
| 
 »  | 
 Primary  | 
 Open (Switch not pushed in)  | 
| 
 
  | 
 Alternate  | 
 Closed (Switch pushed in)  | 
Note: If two of these cards are to be used in a single system, one of the cards must be set to primary and the other card must be set to alternate.  | 
||
| 
 CABLE TYPE  | 
||
| 
 Type  | 
 SW2  | 
|
| 
 »  | 
 Shielded twisted pair via DB-9 port (IBM Type 1)  | 
 Position 1  | 
| 
 
  | 
 Unshielded twisted pair (IBM Type 3)  | 
 Position 2  | 
| 
 COMPATIBILITY MODE  | 
||
| 
 Setting  | 
 J2  | 
|
| 
 »  | 
 128KB address block may be shared with other adapters installed in the system provided there are no conflicts in that memory location.  | 
 Closed  | 
| 
 
  | 
 128KB address block can only be shared with other 16-bit adapters provided there are no conflicts in that memory location.  | 
 Open  | 
| 
 BOOT ROM CONFIGURATION NOTES  | 
| 
 If a Boot ROM is installed, the card must be configured to operate in 8-bit mode (using software setup).  |