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4. Troubleshooting
4252
4252
Diagnosis appendix: Symptoms result from blowout of fuse
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! Power supply
For each power supply PCB, the fuse has not been confirmed because it is irremovable.
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! Condition of checking for the blowout of fuse
This section explains the errors and symptoms seen when the power supply of this system is turned on with the fuse of each PCB
removed (for example, the monitor does not turn on, the light does not turn on, the fun does not rotate).
IMPORTANT
• Symptoms that appear only when the fuse of each PCB is blow out are explained.
• For the optional PCBs, some of them are explained.
• If the system condition does not change even if the power supply is turned on with each fuse is removed from each
PCB, No problem occurs in this condition. is shown in the above table.
• Several errors may occur at the same time with a single fuse.
F4 T8 A/250 V (protection of
power supply for STB heater)
The dryer heater does not operate.
F5 T5 A/250 V (protection of
power supply for CD heater)
The CD heater does not operate.
F6 T5 A/250 V (protection of
power supply for BF heater)
The BF heater does not operate.
F7 T6.3 A/250 V (protection of
power supply for STB heater)
The STB heater does not operate.
F8 T8 A/250 V (dryer heater) The dryer heater does not operate.
F9 T8 A/250 V (dryer heater) The dryer heater does not operate.
F10 T8 A/250 V (dryer heater) The dryer heater does not operate.
F11 T15 A/250 V (dryer heater) The dryer heater does not operate.
F12 T6.3 A/250 V (dryer fan) The dryer fan does not operate.
F13 T6.3 A/125 V (DC +24 V
power supply protection)
The following error message is shown.
• No.05511 -00000 The circulation pump has stopped. CD occurs.
• No.05513-00000 The circulation pump has stopped. BF occurs.
• No.05515-00000 The circulation pump has stopped. STB2 occurs.
• No.05516-00000 The circulation pump has stopped. STB2 occurs.
• No.05517-00000 The circulation pump has stopped. STB2 occurs.
• No.05518-00000 The circulation pump has stopped. STB2 occurs.
F14 T6.3 A/125 V (DC +24 V
power supply protection)
All the systems do not start.
The processor condition light blinks red.
The processor control box cooling fan rotates.
F15 T8 A/250 V (protection of
power supply for STB heater)
The dryer fan does not operate.
Fuse No. Symptom
Distributed by: minilablaser.com
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