MIMAKI UJF-3042 - Acin[1; Replacement of Main PCB

© 2011 MIMAKI ENGINEERING CO.,LTD. 3.3.1 R.2.0 P.1
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Maintenance Manual > Workflow > Electrical Parts > Replacement of Main PCB
Model UJF-3042/FX Issued 2010.08.27 Revised 2011.09.30 F/W ver 1.80 / 1.00 Remark
2.0
Rev.
3.3.1 Replacement of Main PCB
 Outline
If Main PCB Assy. has replaced, various parameters must be registered to Main PCB ROM after the replacement.
Considerable time is required to readjust and reconfigure these settings. Therefore, for ease of use and better printing
quality, copy (upload) the setting value to a PC before replacement, and write (download) the copied settings onto the
Main PCB from the PC after replacement.
 List of Replacement Procedures
* See “SERVICE DOCUMENTS”.
If it is impossible to upload the parameters, conduct Parameter Draw to note the setting values.
Then manually register the values after replacing the PCB.
Item Work operation Description Ref.
Advance prepa-
ration
1. 
Parameter upload Before the PCB is replaced, upload its parameter to the PC.
*
1
Power OFF
2. 
Main power OFF –
Covers
3.

Removal of covers. Pull the Power Supply Chassis from the back. 6.1.1
Main PCB
Assy.
4. 
Removal of the Main PCB Assy. Remove the Main PCB Assy.. 6.4.2
5.

Mounting of the Main PCB Assy. Mount the Main PCB Assy..
Power ON
6. 
Main power ON –
Check
7.

Updating the firmware Upgrade the firmware to the latest version.
*
1
8. 
Parameter initialization Start up the machine in maintenance mode and initialize the param-
eters.
9. 
Parameter download Download the parameter which has been uploaded in the operation
“1”.
*
1
Covers
10. 
Mounting of the covers Put the Power Supply Chassis in the original place. 6.1.1
Main PCB Assy.