Canon LASER CLASS 730i Service Manual page 166

LASER CLASS 730i/720i/710 Chapter 4: Maintenance and Service
6-7: OPERATION PANEL
Press Start button.
HHHHHHHHHHHHHHHHHHHH
HHHHHHHHHHHHHHHHHHHH
Press Start button.
HHHHHHHHH
HH
Press Start button.
6-7: OPERATION PANEL
LED TEST
Press Start button.
123456789*0# ABCDEFG
HIJKLMNOPQRSTUV
When the entire display
has gone out.
a b c d e f g h i j k l m n o p q r s t
u v w x ABCDEFG
When the entire display
has gone out.
O K
Press Stop button to end the test.
Figure 4-31 Operation Panel Test
H pattern displayed
All LCD dots displayed
All LED lamps light on
When a button is pressed, the corresponding
character goes out.
When a button is pressed, the corresponding
character goes out.
4-83
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