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# QUADRAM
MAINLINK IIm
Card Type Network (terminal emulator)
NIC Type Proprietary (3270 network with 3278/9
terminal emulator)
Maximum Onboard Unidentified
Memory
Boot ROM Available
Network Transfer Unidentified
Rate
Topology Linear Bus (microcomputer to mainframe)
Wiring Type Proprietary coaxial
Data Bus MCA
Card Size Full-length, half-height
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label |
|------------------------+-----------------------------------|
| BNC connector | CN1 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ROM SELECTION |
|------------------------------------------------------------|
| PROM Type | SW1/1 | SW1/2 | SW1/3 SW1/4 | |
|------------------------+-------+-------+-------------+-----|
| Part number ends with | On | On | On | Off |
| "e" | | | | |
|------------------------+-------+-------+-------------+-----|
| Part number does not | On | On | On | On |
| end with "e" | | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Color | Status | Condition |
|--------+---------+---------+-------------------------------|
| LED1 | Green | On | Network connection is good |
|--------+---------+---------+-------------------------------|
| LED1 | Green | Off | Network connection is broken |
|--------+---------+---------+-------------------------------|
| LED2 | Red | On | Errors detected on network |
|--------+---------+---------+-------------------------------|
| LED2 | Red | Off | No errors detected on network |
+------------------------------------------------------------+