Canon FAX-L1000 - Manual (Page 122)

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FAX-L1000 Chapter 2: Operating Instructions
3.4 Test Functions
This fax functions for testing individual operations, such as below.
3.4.1 Test mode overview
Test mode can be executed by following the menu items from the display.
a) DRAM tests
Writes data to DRAM image storage areas and reads that data to check operations.
b) Print test
Prints nine different patterns within the print area.
c) Modem, NCU tests
The frequency test, G3 signal transmission test, and Tonal and DTMF signals reception
tests, and V.34 G3 signal transmission test.
d) Faculty tests
Test the operation of operation panel, sensor functions, and stamp function.