Kirisun FM540, Service Manual

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FM540 Service Manual
1. Overview
1.1. Scope
This manual is intended for the maintenance & repair of FM540 and used by engineers and professional
technicians trained by Kirisun. Dada changes in this manual may occur with the improvement of technology.
To get the latest technology information, please contact us or your local distributors.
Please read this manual carefully before any maintenance or repair.
1.2. Safety Precaution
Please follow the instructions below to avoid fire or damage to radio:

Maximum continuous working time for transmitingis 1 minute and 4 mniutes for receiving. Long
transmitting or continuous operationon high power mode may cause overheat on the back of the
device.

Do not disassemble the device in any condition.

Do not expose the radio under direct sunlight for long time or put it near any heating device.

Avoid putting the radio in dusty, humid or water-splashing environment or on uneven surface.

if it is smoking or leaking unusual smell, cut off electricity immediately and contact local Kirisundealer.

Do not use 24V battery as it is designed to use 13.8V DC power supply.
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