Switching The I/O Power Supply And Sg - Epson CW-C6000 Series Technical Reference Manual

Switching the I/O Power Supply and SG

WARNING
CAUTION
The I/O signal power supply and SG are switched as follows.
1
Turn off the power supply of this product and remove the power supply plug from
the outlet.
2
Remove the screws (x 5) used to affix the left side cover.
• To avoid the risk of electric shocks, if disassembling or assembling this product, first remove
the power supply cord and all cables from this product.
• To prevent the possibility of electrical shock, do not perform maintenance, repair, or inspec-
tion during a thunderstorm.
• If you want to use a compressed air product, such as an air duster, for cleaning during repair
and maintenance, you must never use products containing flammable gas.
• Parts on the circuit board may become hot during operation. Therefore, wait approximately
10 minutes after turning the power off before touching them.
• Wear a grounded wrist band when handling the internal circuit board to prevent damage
from static electricity.
• Hold the exterior of the board.
• Be careful not to subject the circuit board to shock or vibration, because this may damage
it.
• Do not touch the circuit board or cable terminals with your hands to prevent contamination
that may result in a malfunction.
• Do not use an alcohol, benzine, thinner, trichloroethylene, or ketone‐based solvent to clean
the parts. This type of solvent may damage the plastic and rubber parts.
• As failures may be caused if liquid enters the interior of this product, do not place food or
drinks on top of the case.
• Wipe off any dirt with a dry or slightly moist cloth. Be sure to remove the power cord from
the outlet at this time.
Chapter 7 Appendix
59