Chapter 1 Troubleshooting
1-27
1.3 Cautions for Service Operations
1) Be sure to remove the power cord except when it is specifically required.
If the printer is kept ON, never touch the conductive parts while it is not specifically
required.
The power switch/inlet of LVPS is live even while the power supply is cut off. Never
touch the live parts.
2) When checking some parts with covers removed and with the interlock and safety and power switches
ON, remove the connector (P/J151) on the ROS ASSY except when it is specifically required.
When checking some parts with covers removed and with the interlock and safety and
power switches ON, laser beams may be irradiated from the ROS ASSY. Since it is
dangerous, be sure to remove the connector (P/J151) while it is not required.
3) When checking some parts with the left cover removed and power ON, be sure to remove the
connector (P/J5011) on the HVPS while it is not required.
When checking some parts with the left cover removed and power ON, high voltage
may be applied by the HVPS. Be sure to remove the connector (P/J5011) on the HVPS.
When connecting the connector (P/J5011) on the HVPS according to the instructions
of the FIP, never touch the HVPS and parts of high voltage.
4) When using Diag. tools or other tools of high voltage, be sure to keep them covered except when
otherwise specified.
When using Diag.Tool or other tools of high voltage, never touch parts of high voltage.
When using Diag.Tool or other tools of high voltage, be sure to follow the procedure of
this manual.
5)When operating the driving units using the Diag or other tools, be sure to keep them
covered unless otherwise specified.
When operating the driving units using the Diag or other tools, never touch the driving
units. When operating the driving units using Diag or other tools, be sure to observe
the procedures in this manual.
6) When touching hot parts, be careful not to get burnt.
7) Workers should wear a wrist band or the like to remove static electricity from their body, grounding
their body while working.