5 Self-Diagnosis Mode RJ-901C/RJ-900C Maintenance Manual
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5.4.3 Operation Panel Menu
This menu is used to check the functions of the operation panel keys, LCD, and LEDs.
(1) Operation Panel Key Check
When pressing a key in the operation panel, the name of the key is displayed on the LCD.To exit the operation
panel key check, press [Cancel] key twice.
(2) LCD Check
The entire LCD screen is filled in black. The function to check for any missing dots are available.
(3) LED Check
The following LEDs light up in order. The LCD displays the name of the LED that is actually illuminated
•Power lamp
•Data lamp
• Roll lamp
•Sheet lamp
• Color lamp
• Black & white lamp
• High speed lamp
• Normal lamp
Operation Panel Key Check
LCD Check
LED Check
Previous menu
Previous menu
Previous menu
Next menu
Next menu
Next menu
[Enter] key
[Cancel] key (twice)
[Enter] key
[Cancel] key
[Enter] key
[Cancel] key
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