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DTD-5230, DTD-5231, and DTD-5233 Installation and Operation Manual
Preface
Safety
Carefully review all safety precautions to avoid injury and prevent
damage to this product or any products connected to it. If this product is
rack-mountable, it should be mounted in an appropriate rack using the
rack-mounting positions and rear support guides provided. It is
recommended that each frame be connected to a separate electrical
circuit for protection against circuit overloading. If this product relies
on forced air cooling, it is recommended that all obstructions to the air
flow be removed prior to mounting the frame in the rack.
If this product has a provision for external earth grounding, it is
recommended that the frame be grounded to earth via the protective
earth ground on the rear panel.
IMPORTANT!
Only qualified personnel should perform service
procedures.
Safety Terms and Symbols in this Manual
WARNING
Statements identifying conditions or
practices that may result in personal injury
or loss of life. High voltage is present.
CAUTION
Statements identifying conditions or
practices that can result in damage to the
equipment or other property.