DM588 Service Manual
1. Overview
1.1.Range of Application
This manual is intended for the maintenance of the DM588 digital mobile radio and for use by the
engineers and professional technicians, who have received training from Kirisun. The information in
this manual might change with technology improvement. To obtain the latest information, please
contact Kirisun or your local dealer.
Please read this manual carefully before repairing the radio.
1.2.Safety Precaution
Electromagnetic Radiation
A two-way radio generates and radiates electromagnetic energy. Kirisun two-way radios strictly
conform to Chinese and international standards of electromagnetic radiation. To ensure ideal
communication and human safety, please keep the device vertical to the ground and keep the
microphone 2 ~ 5cm away from the mouth while using the radio.
Electromagnetic Interference
To avoid electromagnetic interference, turn off the radio in a place where you are so instructed, for
example, a hospital, a health center and an airport.
Explosive Gas
You’d better shut down the radio when you are in an area with explosive gas (for example, the lower
deck of a hull, a container or transport facility of fuel oil or chemicals) or with chemical or particles,
dust or metallic dusts in the air, or near a blast area or an electric blasting detonator. Replacing or
recharging the battery in potentially explosive atmospheres is prohibited.
Broken Antenna
You are suggested not to use the radio if the antenna is damaged. A damaged antenna may cause
mild burns when contacted with human skin.
Part Replacement
Pay attention to the model while replacing a part. Do not use a component not meeting the
requirements of Kirisun.
1.3.Maintenance Service
Warranty service is provided to the main unit and accessories, except for any of the following
situations.
Absence of a valid warranty card or an original invoice
Malfunction due to unpermitted disassembly, repair or modification
Damage of the product due to wear, mechanical damage, burn or inlet of water
Damaged product SN. or unidentifiable brand
Paid maintenance service will be provided after the warranty period. Meanwhile, we offer parts to
authorized maintenance stations and dealers at preferential prices, except those of discontinued
products).
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