© 2011 MIMAKI ENGINEERING CO.,LTD.
6.4.20
P.1
R.1.0
MAINTENANCE MANUAL > Disassembly and Reassembly > Electrical Parts > Replacement procedure for fuse of the HDC PCB
Model
TS34-1800A
Issued 2011.10.17 Revised
F/W ver
1.20
Remark
1.0
6.4.20 Replacement procedure for fuse of the HDC PCB
Outline
Fuse F3 of the HDC PCB may blowout when [Error205 42V HEAD VOLTAGE] occurred.
When fuse F3 has blown out after operate
"5.2.4 Checking Damage of the HDC PCB ASSY"
, follow the directions
below to replace the fuse.
Work procedures
1. Remove the
Power Box Cover
.
2. Check if no electric charge is remaining in the PCB.
• Refer to the "4.4.2 Electric charge checking when replace the
Electrical Parts".
3. Remove the fuse from socket using longnose plier.
Precaustion: Make sure to follow the flow at
"7.2.1 Electrical Troubleshooting"
first and then replace the
fuse.
After turning off the sub and main power switches in order, unplug the power code.
Check if no electric charge is remaining in the PCB.
Refer to the "4.4.2 Electric charge checking when replace the Electrical Parts"
It is very dangerous if sleep mode functions mistakenly during the operation.
Moreover, the PCB may be damaged in case electric charge still remains inside.
Also there is a possibility of electric shock because of high power voltage applied the high-pressure part
of the power supply PCB assy. Take care to avoid contact with it.
HDC FFC
Fuse
Longnose plier
Fuse
Socket
Be sure not to remove the fuse too strong.
Also be careful not to break electric parts or cables
around the fuse.
