Canon MultiPASS MP390 Service Manual page 132

6-7: PANEL
Press Color start key
Press Color start key
Press Color start key
Press Color start key
6-7: PANEL
LED TEST
Continue pressing color start key
until every LED lamp is tested.
123456789*0#
When the entire
display has gone out
OCFSPMUH-+TERNL
When the entire
display has gone out
OK
Press the Stop/Reset key to end the test.
F-5-11
c) Line signal reception test
The line detect test menu is selected by pressing the numeric key 9 or
This test checks the operation of the NCU signal sensor and frequency counter. In Menu 1, the CI, status can be
detected and in Menu 2 the frequency can be detected at changing detection levels.
c-1) Test Menu 1
Test Menu 1 is selected by pressing the numeric key 1 or
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H Pattern display
ALL LCD dots displayed
_ pattern display
Every time pressing color start key,
a LED lamp is turned on one by one.
When a key is pressed, the
corresponding character goes out.
When a key is pressed, the
corresponding character goes out.
key and
key and key from the faculty test menu.
key from the Line Detect menu. When CI, and
Chapter 5
5-31