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# IBM CORPORATION
TOKEN-RING PC ADAPTER
NIC Type Token-Ring
Transfer Rate 4Mbps
Data Bus 8-bit ISA
Topology Ring
Wiring Type Shielded twisted pair
Boot ROM Available
IMG IMG 1
+------------------------------------------------------------+
| BOOT ROM ADDRESS SELECTION |
|------------------------------------------------------------|
| Address | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 |
|------------+-------+-------+-------+-------+-------+-------|
| » | CC00h | Off | On | On | Off | Off | On |
|---+--------+-------+-------+-------+-------+-------+-------|
| | A000h | On | Off | On | On | On | On |
|---+--------+-------+-------+-------+-------+-------+-------|
| | A400h | On | Off | On | On | Off | On |
|---+--------+-------+-------+-------+-------+-------+-------|
| | A800h | On | Off | On | Off | On | On |
|---+--------+-------+-------+-------+-------+-------+-------|
| | AC00h | On | Off | On | Off | Off | On |
|---+--------+-------+-------+-------+-------+-------+-------|
| | B000h | On | Off | Off | On | On | On |
|---+--------+-------+-------+-------+-------+-------+-------|
| | B400h | On | Off | Off | On | Off | On |
|---+--------+-------+-------+-------+-------+-------+-------|
| | B800h | On | Off | Off | Off | On | On |
|---+--------+-------+-------+-------+-------+-------+-------|
| | BC00h | On | Off | Off | Off | Off | On |
|---+--------+-------+-------+-------+-------+-------+-------|
| | C000h | Off | On | On | On | On | On |
|---+--------+-------+-------+-------+-------+-------+-------|
| | C400h | Off | On | On | On | Off | On |
|---+--------+-------+-------+-------+-------+-------+-------|
| | C800h | Off | On | On | Off | On | On |
|---+--------+-------+-------+-------+-------+-------+-------|
| | CE00h | Off | On | On | Off | Off | Off |
|---+--------+-------+-------+-------+-------+-------+-------|
| | D000h | Off | On | Off | On | On | On |
|---+--------+-------+-------+-------+-------+-------+-------|
| | D200h | Off | On | Off | On | On | Off |
|---+--------+-------+-------+-------+-------+-------+-------|
| | D400h | Off | On | Off | On | Off | On |
|---+--------+-------+-------+-------+-------+-------+-------|
| | D800h | Off | On | Off | Off | On | On |
|---+--------+-------+-------+-------+-------+-------+-------|
| | DC00h | Off | On | Off | Off | Off | On |
|---+--------+-------+-------+-------+-------+-------+-------|
| | E000h | Off | Off | On | On | On | On |
|---+--------+-------+-------+-------+-------+-------+-------|
| | E400h | Off | Off | On | On | Off | On |
|---+--------+-------+-------+-------+-------+-------+-------|
| | E800h | Off | Off | On | Off | On | On |
|---+--------+-------+-------+-------+-------+-------+-------|
| | EC00h | Off | Off | On | Off | Off | On |
|---+--------+-------+-------+-------+-------+-------+-------|
| | F000h | Off | Off | Off | On | On | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INTERRUPT REQUEST SELECTION |
|------------------------------------------------------------|
| IRQ | SW1/7 | SW1/8 |
|-------------------+--------------------+-------------------|
| 2 | On | On |
|-------------------+--------------------+-------------------|
| 3 | On | Off |
|-------------------+--------------------+-------------------|
| 7 | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| I/O BASE ADDRESS SELECTION |
|------------------------------------------------------------|
| I/O Address | SW2/1 - 8 |
|-------------------------------+----------------------------|
| » | A20h | Off |
|------+------------------------+----------------------------|
| | A24H | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MISCELLANEOUS TECHNICAL NOTES |
|------------------------------------------------------------|
| The boot ROM can only be used if the workstation operates |
| at 6MHz or less, uses 1 wait state on the bus, and does |
| not contain a hard disk. |
+------------------------------------------------------------+