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MultiPASS MP730/MP700 Chapter 4: Maintenance and Service
6.2.6 Modem and NCU Tests
The Modem and NCU Test menu is selected by pressing the numeric key 4 from the test mode
menu. These tests test modem and NCU transmission and reception. The modem tests check
whether signals are sent correctly from the modem by comparing the sound of the signals from
the speaker with the sounds from a normal modem. Also, you check on the display whether or
not the modem correctly detected received tone signals and DTMF signals.
End this test by pressing the
Stop/Reset
key.
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.
Tonal signal/DTMF signal reception
The modem detects specific frequencies and
tests
DTMF signals received from the modular
jack.
V.34 G3 signal transmission test
The modem sends V.34 G3 signals from the
modular jack and the speaker.
a) Frequency test
The frequency test menu is selected by pressing the numeric key 2 from the MODEM NCU
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.
Numeric key
Frequency
1
462 Hz
2
1100 Hz
3
1300 Hz
4
1500 Hz
5
1650 Hz
6
1850 Hz
7
2100 Hz
The transmission levels for each frequency follow the service data transmission
level settings.
NOTE
Содержание MP 700
Страница 1: ...MP 700 MP 730 SERVICE MANUAL Canon ...
Страница 8: ...Chapter 1 General Description ...
Страница 23: ...1 15 MultiPASS MP730 MP700 Chapter 1 General Description 3 OVERVIEW 3 1 External View Figure 1 5 External View ...
Страница 24: ...1 16 MultiPASS MP730 MP700 Chapter 1 General Description 3 2 Operation Panel Figure 1 6 Operation Panel 1 ...
Страница 27: ...Chapter 2 Technical Reference ...
Страница 37: ...2 10 MultiPASS MP730 MP700 Chapter 2 Technical Reference 4 NEW FUNCTION There is no new function in this model ...
Страница 38: ...Chapter 3 Assembly and Disassembly ...
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Страница 65: ...Chapter 4 Maintenance and Service ...
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