DP405 Service Manual
1. Overview
1.1. Scope
This manual is intended for maintenance and repair of DP405 portable radio, and can only be used by
engineers and professional technicians who are trained by Kirisun. The parameters in this manual may vary
with technology improvement, so for updated technical information, please contact Kirisun or its local
dealers.
Please carefully read this manual before repairing the radio.
1.2. Safety Precautions
Electromagnetic Radiation
Radios generate and radiate electromagnetic energy. The security design of Kirisun radio meets national
and international standards on electromagnetic radiation. To ensure radio’s optimal performance and safe
electromagnetic radiation on human, please keep the radio vertical to the ground and 2-5 cms away from
your mouth.
Electromagnetic Interference
To avoid electromagnetic interference, please turn off the radio wherever there are clear warnings, e.g.
hospitals, health care centers, airports and other places where radios must be turned off.
Explosive and Harmful Gases
The radio should be turned off in areas where there are explosives and harmful gases, e.g. lower deck of
the hull, fuel and chemical storage facilities and area where the air contains chemicals, particles, dust or
metal dust.
Please turn off the radio when close to blasting area and electric blasting detonators.
Replacing or charging batteries in potentially explosive atmosphere is prohibited.
Antenna Damage
Do not use radios when the antenna is damaged. Damaged antenna may cause mild burning to human
skin.
Replacing Components
When replacing components, please be aware of the model number. Do not arbitrarily replace any
components that do not match Kirisun’s requirement.
1.3. Maintenance Service
The radio and accessory are provided with warranty service. But if one of the following occurs, no free
maintenance is offered.
No valid warranty card or original invoice.
1
To Next Page
Loading...
