Canon iR4570 Series Service Manual page 123

13) Shift bit 6 of the DIP switch [1] (SW2-6) on the PCB to OFF.
14) Connect the telephone line to the controller.
If you are using the controller on its own, connect the modular jack cable to the connector [1] (LINE) of the
controller.
If you are using the extension function, connect the existing telephone or fax to the connector [2] (TEL), and
connect the telephone line to the connector [1] (LINE) of the controller.
[1]
[3]
LED1 LED2 LED3
2 6
BAT1
1 1
SW3
SW2
LED5
SW4
LED6
[2]
LED4
IC6
SW1
CN3 CN2
F-2-87
[1]
LED1 LED2 LED3
2 6
BAT1
1 1
SW2 SW3
LED5
SW4
LED6
LED4
IC6
SW1
CN3 CN2
F-2-88
1
2
CN4
1
2
CN4
Chapter 2
2-39