Service manual

Chapter 5
5-10
T-5-6
5.5.4.4.2 Frequency Test
0008-1982
The frequency test menu is selected by pressing the numeric key 2 from the MODEM test menu.
Signals of the frequencies below are sent from the modem using the modular jack and the speaker. The frequency can be changed with the numeric keys.
T-5-7
5.5.4.4.3 G3 Signal Transmission Test
0008-1983
The G3 signal transmission test menu is selected by pressing the numeric key 4 from the MODEM 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 keys.
T-5-8
Memo
The transmission level for each frequency follows the service data.
5.5.4.4.4 V.34 G3 Signal Transmission Test
0008-1984
The V.34 G3 signal transmission test menu is selected by pressing the numeric key 8 from the MODEM test menu.
The V.34 G3 signals below are sent from the modem using the modular jack and the speaker by pressing the B/W Start key. The Baud rate can be changed with the
numeric keys, and the Speed can be changed with the cursor keys.
T-5-9
T-5-10
Modem test type Overview
Frequency test The modem sends tonal signals from the modular jack and the
speaker.
G3 signal transmission test The modem sends G3 signals from the modular jack and the speaker.
V.34 G3 signal transmission test The modem sends V.34 G3 signals from the modular jack and the
speaker.
Numeric key Frequency
0 462 Hz
1 1100 Hz
2 1300 Hz
3 1500 Hz
4 1650 Hz
5 1850 Hz
6 2100 Hz
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
Numeric key Baud rate
0 3429 baud
1 3200 baud
2 3000 baud
3 2800 baud
4 2743 baud
5 2400 baud
Cursor key Speed
33.6 kbps
31.2 kbps
28.8 kbps
< > 26.4 kbps
24.0 kbps
21.6 kbps
19.2 kbps
16.8 kbps
14.4 kbps
12.0 kbps
9.6 kbps