Handling Precaution - JRC JHS-770S Instruction Manual

Handling precaution

WARNING
Do not open the equipment to inspect or repair it. Inspection or repairs by anyone other
than a specialized technician may result in fire, electrical shock, or malfunction.
If internal inspection or repair is necessary, contact our service center or agents.
Do not disassemble or customize this unit. Doing so may cause fire, electrical shock, or
malfunction.
Do not get this equipment wet or spill any liquids on or near this equipment.
Doing so may cause electrical shock or equipment malfunction.
Do not touch any of the areas with warning labels.
Doing so may cause electrical shock.
Do not use a voltage other than specified.
Doing so may cause fire, electrical shock, or malfunction.
Do not remove protective covers on the high voltage terminals.
Doing so may cause electrical shock.
Do not insert anything flammable into the equipment.
Doing so may cause fire, electrical shock, or malfunction.
If a distress call is received, make sure to inform the ship's captain or officer in charge.
This affects life of the crews and passengers on the ship in distress.
This unit is also used for the distress communication, in addition to usual communication.
Contact JRC or our agent if any problem is observed in this unit on usual operation or
inspection. Do NOT ignore or leave any problems of this unit.
Always use the specified fuse when replacing a fuse. Using a different fuse may result
in fire or malfunction.
Before replacing fuses of the POWER SUPPLY (NBD-865), always turn off the AC/DC
power switch and power source output to this unit.
In addition to the AC fuse on the panel of the POWER SUPPLY (NBD-865), there are also
DC fuses contained in the unit. Opening and working with the inside of the unit may
result in fire or electrocution, so with the exception of qualified service personnel, do NOT
attempt to replace the DC fuses. To replace the DC fuses, contact JRC or our agent.
iii