MIMAKI UJF-3042 Maintenance Manual page 8

Maintenance Manual > Operating Principle > Basic Operation > Sequence at POWER ON
Model UJF-3042/FX Issued 2010.08.27 Revised 2011.09.30 F/W ver
1.1.1 Sequence at POWER ON
 Sequence at turning on the power supply
The flow after turning on the power supply is as below:
No. Item
1 CPU, H/W default setting
2 S-RAM check
3 F-ROM check
4 Voltage check
5 FPGA configuration
6 SD-RAM check
7 Version infomation display
8 Parameter check
9 Initial operation
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Read/ Write check of S-RAM
This is not activated when an error has been detected.
Hash check of F-ROM
When a hash error occurs, 7-seg LED on the main PCB lights and "P" is displayed.
Power Supply voltage check of Main PCB.
In the case of the abnormal detection, 7-seg LED on the main PCB lights.
Configuration other than the slider PCB
Read/ Write check of SD-RAM
ERROR112 is displayed and system is shut down when an error has been detected.
Turns OFF the power supply for the UV lamp (+35V) by clearing data.
Parameter initialization at the initial startup after F/W version upgrade
Initializes the parameters below:
• MAINTENANCE
• SERVO
• INK2
• WAVE1
• WAVE2
• SCAN
In addition, performs check sum in the parameter area, displays ERROR202 (parameter error) and
shuts down the system.
FPGA configuration of the slider PCB and origin detection operation
1.80 / 1.00 Remark
Process content
Rev.
2.0
1
2
3
4
5
6
7
8
1.1.1 R.2.0 P.1