Chapter 1515-48A press on '5' on the MODEM test menu selects the DTMF signal transmission test. In the test, the following DTMF signals from the modem are transmitted usingthe telephone line terminal and the speaker. The number pressed on the keypad selects a specific DTMF signal.MEMO:The output level of individual signals is in keeping with the setting made in service mode.Tonal/DTMF Signal Reception TestA press on '6' on the keypad from the MODEM test menu selects the tonal signal/DTMF signal reception 0 test. In this signal, the tonal signal/DTMF signal receivedfrom the telephone line terminal can be checked to find out if it was detected by the modem.F-15-20V.34 G3 Signal Transmission TestA press on '8' on the keypad from the MODEM test menu selectes the V.34 G3 signal transmission test. The V.34 G3 signals below are sent from the modem usingthe modular jack and the speaker by pressing the start key. The Baud rate can be changed with the keypad, and the Speed can be changed with the left/right arrowkey.15.19.7 Function Test ((6) FUNCTION TEST) 0017-6203Function 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.Keypad Baud rate0 3429baud1 3200baud2 3000baud3 2800baud4 2743baud5 2400baudLeft/right arrow key Transmission speed2400bps4800bps7200bps9600bps< 12000bps14400bps16800bps19200bps21600bps> 24000bps26400bps28800bps31200bps33600bpsMODEM TESTOFF OFF OFFOFF OFF OFFchanges from '0' to '1' in response to detection of a signal of 462 25 Hz.changes from '0' to '1' in response to detection of a signal of 1100 30 Hz.changes from '0' to '1' in response to detection of a signal of 2100 25 Hz.Tonal signal reception testMODEM TESTOFF OFF OFF 5DTMF signal reception testThe received DTMF signals are indicated startingfrom the right using the 2nd character of the display.
