88 8-498-49Service Mode > Details of Service Mode > #TEST MODE > DetailsService Mode > Details of Service Mode > #TEST MODE > DetailsLeft/right arrow key Transmission speed<>2400bps4800bps7200bps9600bps12000bps14400bps16800bps19200bps21600bps24000bps26400bps28800bps31200bps33600bpsFUNCTION 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 to 4 and 9 during the function test to enter the menus listedbelow.Keypad Type Description1 G3 signal transmission test Transmits 4800-bps G3 signals to a telephone line andspeaker2 Sensor test Sensor actuation test3 Accessory4 ADF test ADF operation test5 Not used6 Not used7 Not used8 Not used9 Line signal reception test NCU board signal sensor and frequency counteroperation testG3 signal transmission test (6-1: G3 480 bps Tx)Press numeric keypad key 1 on the FUNCTION TEST menu to select the G3 signaltransmission test.This test transmits 4800-bps G3 signals from the telephone line connection terminal andspeaker.T-8-63T-8-64Sensor test (6-2: SENSOR)This mode is used to verify the status of the unit sensors from the touch panel (LCD)indications.Press numeric keypad key 3 on the FUNCTION TEST menu to select the sensor test.To select a minor item, press the START key.The touch panel (LCD) indications change as the associated sensors turn on and off.Group Item Description Detail(2) SENS/SW CHECKFLAG Sensor checkwith flag(manual check)CT: Waste Toner FullSensor(S17)0/Full, 1/AvailableTC: Toner CoverOpen/Closed Sensor(S16)1/Cover open, 0/Cover closedMW: Manual FeederPaper Size Sensor(S8)0/Document presence, 1/DocumentabsencDO: Front CoverOpen/Closed Sensor(S18)1/Cover open, 0/Cover closedF1: No.1 Delivery FullSensor (S11)0/Document presence, 1/DocumentabsencF2: No. 2 DeliveryFull Sensor (S41)0/Document presence, 1/DocumentabsencCST Cassette check S: Cassette 1 PickupSensor (S1)0/Document presence, 1/DocumentabsencSU: Cassette 1 PaperSensor (S2)0/Document presence, 1/DocumentabsencPE: Cassette 1 PaperLevel Sensor A (S3)0/Document presence, 1/DocumentabsencZA: Cassette 1 PaperLevel Sensor B(S4)0/Document presence, 1/DocumentabsencS1: Cassette SizeDetection Switch 1(Width) (SW6)0/Document presence, 1/DocumentabsencS2: Cassette SizeDetection Switch 2(Length) (SW7)0/Document presence, 1/Documentabsenc