D-LINK
DT-220
NIC Type | Token-Ring |
Transfer Rate | 4/16Mbps |
Data Bus | 16-bit ISA |
Topology | Ring |
Wiring Type | Unshielded twisted pair Shielded twisted pair (DB-9 port) |
Boot ROM | Available (Built-in Remote Program Load) |

BOOT ROM ADDRESS | ||||||
Address | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 |
C0000h | Off | On | On | On | On | On |
C2000h | Off | On | On | On | On | Off |
C4000h | Off | On | On | On | Off | On |
C6000h | Off | On | On | On | Off | Off |
C8000h | Off | On | On | Off | On | On |
CA000h | Off | On | On | Off | On | Off |
CC000h | Off | On | On | Off | Off | On |
CE000h | Off | On | On | Off | Off | Off |
D0000h | Off | On | Off | On | On | On |
D2000h | Off | On | Off | On | On | Off |
D4000h | Off | On | Off | On | Off | On |
D6000h | Off | On | Off | On | Off | Off |
D8000h | Off | On | Off | Off | On | On |
DA000h | Off | On | Off | Off | On | Off |
DC000h | Off | On | Off | Off | Off | On |
DE000h | Off | On | Off | Off | Off | Off |
INTERRUPT REQUEST | |||
IRQ | SW1/7 | SW1/8 | |
2/9 | On | On | |
| » | 3 | On | Off |
7 | Off | Off | |
PRIMARY/SECONDARY CARD SELECT | ||
Setting | SW1/9 | |
| » | Primary | Off |
Secondary | On | |
Note:If two NICs are installed in a system, one must be set to primary, and the other to secondary. | ||
SHARED MEMORY SIZE | |||
Size | SW1/10 | SW1/11 | |
8KB | On | On | |
| » | 16KB | Off | On |
32KB | On | Off | |
64KB | Off | Off | |
Note:The 16KB option is the only setting that supports memory paging. | |||
NETWORK SEGMENT SPEED | |
Speed | SW1/12 |
16Mbps | Off |
4Mbps | On |
Note:All NICs on the network segment must be set to the same speed. | |
DIAGNOSTIC LED(S) | ||
Amber LED | Green LED | Condition |
On | Off | Network speed is set to 4Mbps |
Off | On | Network speed is set to 16Mbps |
Note:The amber LED will light momentarily when power is applied to the NIC. The appropriate LED will
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