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5-1
Confidential
CHAPTER 5 SERVICE SUPPORT SOFTWARE
1. CONTROL PANEL
Various modes can be used if the power switch is set to ON while the [Go] button is held.
There are two types of modes: User Mode and Service Mode. Three types of LED display
are used to indicate that present setting.
• Toner/Drum/Error LEDs are lighted at the same time to show that transfer to thespecified
mode is completed.
• Ready LED is lighted to show that the [Go] button is held when the mode or function is
selected. Ready LED is out if the [Go] button is not held.
• All LEDs are lighted for 1 second at the same time to show that initialization or change of
set values is completed.