Canon MF4690 Service Manual - Page 171
Faculty Test, 13.6.1 FUNCTION TEST <6 FUNCTION TEST>
UPC - 013803076820
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Left/right arrow key < Transmission speed 12000bps 14400bps 16800bps 19200bps 21600bps > 24000bps 26400bps 28800bps 31200bps 33600bps 14.13.6 Faculty Test 14.13.6.1 FUNCTION TEST Function test ((6) FUNCTION TEST) Press the numeric keypad key 6 on the test mode menu to select the function test. Press numeric keypad keys 1 and 3 to 9 during the function test to enter the menus listed below. T-14-23 Keypad Item Explanation 1 G3 signal transmission test Transmits 4800-bps G3 signals to a telephone line and speaker. 2 Not used 3 Sensor test Sensor actuation test 4 ADF test ADF operation test 5 Book test Host machine operation test 6 Speaker test Speaker operation test 7 Operation panel test LCD, LED and control key operation test 8 Lamp test Contact sensor illumination test 9 Line signal reception test NCU board signal sensor and frequency counter operation test Chapter 14 0016-2132 G3 signal transmission test (6-1: G3 480 bps Tx) Press numeric keypad key 1 on the FUNCTION TEST menu to select the G3 signal transmission test. This test transmits 4800-bps G3 signals from the telephone line connection terminal and speaker. Sensor test (6-3: SENSOR) This mode is used to verify the status of the unit sensors from LCD indications. Press numeric keypad key 3 on the FUNCTION TEST menu to select the sensor test. LCD indications change as the associated sensors turn on and off. 14-31