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2.1. Initial Inspection
Inside the shipping container, you should find this operating manual and the
PCL-720 card.
The PCL-720 is carefully inspected both mechanically and electrically before
shipment. It should be free of marks and scratches and in perfect electrical
order on receipt.
Remove the PCL720 interface card from its protective packaging by grasping
the metal rear panel. Keep the anti-vibration package since it may be used to
return the card if it needs repair. The package may also be used if the card is
stored outside of the computer.
The board should be handled only by the edges. The integrated circuits on
the board can be damaged by static electric discharge. The package
2.2. Base Address Selection
Most of the peripheral devices and the interface adapters in the PC are
controlled and sensed using the digital input and output pens. These ports are
addressed using the I/O port address space of the 8088 or 80286
microcomputer.
The I/O port base address for the PCL-720 is selectable by the setting of a DIP
switch (SW1). Valid addresses are from hex 200 to hex 3F8. Refer to Figure
2.1 for the location of the DIP switch (SW1).
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CHAPTER 2 INSTALLATION
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