G3 Signal Transmission Test; Tonal And Dtmf Signal Reception Tests - Canon FAX-L380S Series Service Manual

5.5.11.4.3 G3 Signal Transmission Test

/ / FAX-L390 / / / FAX-L380S
The G3 signal transmission test menu is selected by pressing the numeric button 4 from the MODEM NCU test menu.
The G3 signals below are sent from the modem using the modular jack and the speaker. The Speed can be changed with the numeric buttons.
Memo
The transmission level for each frequency follows the service data.

5.5.11.4.4 Tonal and DTMF Signal Reception Tests

/ / FAX-L390 / / / FAX-L380S
The tonal and DTMF signal reception test is selected by pressing the numeric button 6 from the MODEM NCU test menu. In these tests, you can check whether
the tonal signals and DTMF signals received from the modular jack are detected by the modem. The 462Hz test is included because the modem has a 462Hz detec-
tion function.
Tonal signal reception test
4-6 : TONE Rx 000
0 0 0
When 1300 Hz signal detected, 0 to 1
When 440 Hz signal detected, 0 to 1
When 1100 Hz signal detected, 0 to 1
DTMF signal reception test
4-6 : TONE Rx 000
1234567890
F-5-27
5.5.11.4.5 V.34 G3 Signal Transmission Test
/ / FAX-L390 / / / FAX-L380S
The V.34 G3 signal transmission test menu is selected by pressing the numeric button 8 from the MODEM NCU test menu.
The V.34 G3 signals below are sent from the modem using the modular jack and the speaker by pressing the Start button. The Baud rate can be changed with the
numeric buttons, and the Speed can be changed with the search buttons.
T-5-35
Numeric button Speed
0 300 bps
1 2400 bps
2 4800 bps
3 7200 bps
4 9600 bps
5 TC7200 bps
6 TC9600 bps
7 12000 bps
8 14400 bps
T-5-36
Numeric button Baud rate
0 3429 baud
1 3200 baud
2 3000 baud
3 2800 baud
4 2743 baud
5 2400 baud
T-5-37
Search button Speed
33.6 kbps
31.2 kbps
28.8 kbps
Chapter 5
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