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2.1.2 LED indication at Service Calls
If service calls occur, all four LEDs blink on and off to notice it. And then when press the [Go]
button, distinguish a fault from the specific combination of ON/OFF and status color of the
LED.
When entering this state, instruct the end user to turn off the power switch, wait a few
seconds and the same service call appears, see the reference page to take the corrective
action.
LED Pressing one time of the [Go] button Type of error
Refer
to:
13) Main PCB
failure
1-15
14) Fuser unit
failure
1-15
15) Laser unit
failure
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16) Main motor
failure
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17) High-voltage
power
supply PCB
failure
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18) Fan failure
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