OfficeServ 7400 Installation Manual© SAMSUNG Electronics Co., Ltd. 8-1CHAPTER 8. Starting the SystemThis chapter describes items to check before starting the OfficeServ 7400 system, theprocedure for starting the system, and the procedure to test the operation of the system.8.1 Pre-CheckThis section describes items to check before starting the OfficeServ 7400 system.8.1.1 Environmenty TemperatureCheck if the room temperature is between 0°C and 45 oC. If the room temperature isout of range from the normal operation temperature, install a heating/cooling device tomaintain the normal operation temperature.y HumidityCheck if the humidity of the room where the system is installed is between 10% and90%. Take special caution since humidity affects the electrical components andconnectors of the system.y Direct Sunlight and DustThe room where the OfficeServ 7400 system is installed should be protected fromdirect sunlight and should have ventilation systems to prevent the system frommalfunctioning due to dusts.8.1.2 Safety ConditionsThe building where the OfficeServ 7400 system is installed should have lightning rods andgrounding to protect the system against lightning and electric leakage.y Check if the OfficeServ 7400 system is not inclined and is maintained horizontally.y Do not place devices that may cause electromagnetic interference near the system.y Place a fire extinguisher near the system. Since spring coolers can seriously damagethe system, use extinguishers such as Halor 1301 and Carbon Dioxide.y Make sure that the input power of the OfficeServ 7400 system is within the range ofAC 100~240 V and other electric devices, such as motors and compressors, do not usethe same input power.y Check if the grounding terminal on the rear panel of the system is properly connectedto the external grounding.