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# ARNET CORPORATION
SYNCOM/386, SYNCOM/386I
Card Type Serial
Processor 80386SX
Processor Speed 25MHz
Chip Set Zilog/AMD
Maximum Onboard Memory 5MB RAM
I/O Options Serial ports (4)
Data Bus 16-bit ISA
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|----------------------------+-------+---------------+-------|
| Four-port daughterboard | J1 | Two-port | J2 |
| header | | daughterboard | |
| | | header | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Setting | Label | Position |
|--------------------------------+-------+-------------------|
| » | Fast Select enabled | JP1 | Pins 2 & 3 closed |
|---+----------------------------+-------+-------------------|
| | Fast Select disabled | JP1 | Pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BASE I/O ADDRESS |
|------------------------------------------------------------|
| Setting | SW1/1 | SW1/2 | SW1/3 | SW1/4 |
|--------------+-----------+-----------+----------+----------|
| | 03Ch | On | On | On | On |
|---+----------+-----------+-----------+----------+----------|
| | 07Ch | On | On | On | Off |
|---+----------+-----------+-----------+----------+----------|
| | 0BCh | On | On | Off | On |
|---+----------+-----------+-----------+----------+----------|
| | 0FCh | On | On | Off | Off |
|---+----------+-----------+-----------+----------+----------|
| | 13Ch | On | Off | On | On |
|---+----------+-----------+-----------+----------+----------|
| | 17Ch | On | Off | On | Off |
|---+----------+-----------+-----------+----------+----------|
| | 1BCh | On | Off | Off | On |
|---+----------+-----------+-----------+----------+----------|
| | 1FCh | On | Off | Off | Off |
|---+----------+-----------+-----------+----------+----------|
| | 23Ch | Off | On | On | On |
|---+----------+-----------+-----------+----------+----------|
| | 27Ch | Off | On | On | Off |
|---+----------+-----------+-----------+----------+----------|
| | 2BCh | Off | On | Off | On |
|---+----------+-----------+-----------+----------+----------|
| | 2FCh | Off | On | Off | Off |
|---+----------+-----------+-----------+----------+----------|
| » | 33Ch | Off | Off | On | On |
|---+----------+-----------+-----------+----------+----------|
| | 37Ch | Off | Off | On | Off |
|---+----------+-----------+-----------+----------+----------|
| | 3BCh | Off | Off | Off | On |
|---+----------+-----------+-----------+----------+----------|
| | 3FCh | Off | Off | Off | Off |
+------------------------------------------------------------+
IMG IMG 2
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|---------------------+-------+----------------------+-------|
| V.35 or V.24 serial | CN1 | Daughterboard header | J1 |
| ports via DB-37 | | | |
|------------------------------------------------------------|
| Note: Serial ports are provided via included adapter |
| cable. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PORT 1 TYPE |
|------------------------------------------------------------|
| Setting | JP1 | JP2 | JP3 | JP4 | JP5 |
|-----------+---------+---------+---------+---------+--------|
| V.35 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
|-----------+---------+---------+---------+---------+--------|
| V.24 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
|------------------------------------------------------------|
| Note: Pins designated are in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PORT 2 TYPE |
|------------------------------------------------------------|
| Setting | JP6 | JP7 | JP8 | JP9 | JP10 |
|-----------+---------+---------+---------+---------+--------|
| V.35 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
|-----------+---------+---------+---------+---------+--------|
| V.24 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
|------------------------------------------------------------|
| Note: Pins designated are in the closed position. |
+------------------------------------------------------------+
IMG IMG 3
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|--------------------------+--------+----------------+-------|
| V.35 or V.24 serial | CN1 | Daughterboard | J2 |
| ports via DB-62 | | header | |
|--------------------------+--------+----------------+-------|
| Daughterboard header | J1 | | |
|------------------------------------------------------------|
| Note: Serial ports are provided via included adapter |
| cable. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PORT 1 TYPE |
|------------------------------------------------------------|
| Setting | JP1 | JP2 | JP3 | JP4 | JP5 |
|-----------+---------+---------+---------+---------+--------|
| V.35 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
|-----------+---------+---------+---------+---------+--------|
| V.24 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
|------------------------------------------------------------|
| Note: Pins designated are in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PORT 2 TYPE |
|------------------------------------------------------------|
| Setting | JP6 | JP7 | JP8 | JP9 | JP10 |
|-----------+---------+---------+---------+---------+--------|
| V.35 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
|-----------+---------+---------+---------+---------+--------|
| V.24 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
|------------------------------------------------------------|
| Note: Pins designated are in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PORT 3 TYPE |
|------------------------------------------------------------|
| Setting | JP11 | JP12 | JP13 | JP14 | JP15 |
|-----------+---------+---------+---------+---------+--------|
| V.35 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
|-----------+---------+---------+---------+---------+--------|
| V.24 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
|------------------------------------------------------------|
| Note: Pins designated are in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PORT 4 TYPE |
|------------------------------------------------------------|
| Setting | JP16 | JP17 | JP18 | JP19 | JP20 |
|-----------+---------+---------+---------+---------+--------|
| V.35 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
|-----------+---------+---------+---------+---------+--------|
| V.24 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
|------------------------------------------------------------|
| Note: Pins designated are in the closed position. |
+------------------------------------------------------------+
IMG IMG 4
TWO-PORT BOARD
IMG IMG 5
FOUR-PORT BOARD
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|---------------------+-------+----------------------+-------|
| X.21 serial ports | CN1 | Daughterboard header | J1 |
| via DB-44 | | | |
|------------------------------------------------------------|
| Note: Serial ports are provided via included adapter |
| cable. |
+------------------------------------------------------------+