4. Operation Method
a. Preparation
1) Switch OFF the printer.
2) Connect the tester connector 1 to the envelope feeder connector (J24) in the printer.
3) Turn ON the printer.
4) When the printer is in standby mode, start performing checks with the tester.
Figure 4-8-4
Note: When operating the printer driver tester, electrostatic energy can cause operation fail-
ures. Therefore, when connecting the tester be sure to touch a metal part of the print-
er with your hand to discharge any electrostatic energy.
4 - 43CHAPTER 4
bit16 bit 15 bit14 bit 13 bit12 bit11bit 10 bit9 bit8 bit7 bit 6 bit5 bit 4 bit3 bit 2 bit1
DC24Vbit2
1
0
bit3
1
0
bit4
1
0
bit5
1
0
bit6
1
0
bit7
1
0
bit8
1
0
ENTER TESTPRINT MODESELECTON
OFF 1
DISPLAY
SETUP
2
3
567
8
9
10
11
CANONINC.MADEIN JAPANRY9-0104
PRINTER DRIVER
bit1
1
0