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# VTECH INDUSTRIES, INC.
LASER XT-3 MULTI I/O CARD
Card Type Multi-I/O card
Chip Set Unidentified
Maximum Onboard Unidentified
Memory
I/O Options Floppy drive interface, game port, parallel
port, serial ports (2)
Data Bus 8-bit ISA
Floppy drives Unidentified
supported
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|---------------------+-------+----------------------+-------|
| 25-pin parallel | J1 | Serial port | J4 |
| port | | | |
|---------------------+-------+----------------------+-------|
| Game port | J2 | Floppy drive | J5 |
| | | interface | |
|---------------------+-------+----------------------+-------|
| Serial port | J3 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------------+-------+--------------|
| | Real-Time clock interface | JP1 | Unidentified |
| | selector | | |
|---+---------------------------------+-------+--------------|
| » | Parallel port enabled | JP2/A | Pins 2 & 3 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| | Parallel port disabled | JP2/A | Pins 1 & 2 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| » | Real time clock address | JP2/C | Pins 2 & 3 |
| | selected at 340h | | closed |
|---+---------------------------------+-------+--------------|
| | Real time clock address | JP2/C | Pins 1 & 2 |
| | selected at 2C0h | | closed |
|---+---------------------------------+-------+--------------|
| » | Serial port COM 2 enabled | JP2/D | Pins 2 & 3 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| | Serial port COM 2 disabled | JP2/D | Pins 1 & 2 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| » | Floppy drive interface enabled | JP2/E | Pins 2 & 3 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| | Floppy drive interface disabled | JP2/E | Pins 1 & 2 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP2/F | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP2/G | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP2/H | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| | Serial port COM 1 enabled | JP2/I | Pins 2 & 3 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| | Serial port COM 1 disabled | JP2/I | Pins 1 & 2 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT ADDRESS SELECTION |
|------------------------------------------------------------|
| Setting | JP2/B |
|-----------------------------+------------------------------|
| » | LPT1 (378h) | Pins 2 & 3 closed |
|---+-------------------------+------------------------------|
| | LPT2 (278h) | Pins 1 & 2 closed |
+------------------------------------------------------------+