Instruction Sheet
Phaserª 220e
4681FXI Ð Upgrading a Phaser 220e to a Phaser 220i
This instruction sheet provides the details for replacing a Phaser 220e's image processor board and I/O board with a 220i image processor board and I/O board. After installing the upgrade you must return the 220e image processor board and its I/O board to Tektronix.
Tools required
■#1 POSIDRIV¨ screwdriver
■Antimstatic mat
Static precautions
■Leave the printer plugged into its power outlet. This preserves a ground path for static discharges.
■Touch the printer's bare metal frame often to discharge static electricity from your body.
■Handle the circuit board(s) by their edges only.
■Do not lay the board(s) on a metal surface.
■Make the least possible movements to avoid generating static electricity.
■Avoid wearing nylon or polyester clothing; they generate static electricity.
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