SYN-TECH III P25 PORTABLE RADIO
SERVICE MANUAL
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IMPORTANT SAFETY INFORMATION
GENERAL PRECAUTIONS
Use only MIDLAND authorized accessories. (Antennas, batteries, chargers, belt clips,
speaker/microphone sets, tactical headsets etc.).
Using unauthorized accessories may result in personal injury or cause damage to the
radio.
Charger is for indoor use only. Avoid direct sunlight and extreme heat sources. Use in a
dry cool place at max 40ºC.
CAUTION
Changes or modifications to radio may void its compliance with government laws/rules
and make it illegal to use.
Avoid using the radio at temperatures below -22ºF or above 140ºF.
Avoid storing the radio at temperatures below -40ºF or above 185ºF.
The charger is to be used for charging purposes only. It is not to be used during transmit.
Red light on the front of charger will change to green indicating the radio is fully charged.
For the initial charge, leave your radio in the charger for 4 to 6 hours.
WARNINGS
Your MIDLAND SYN-Tech III P25 Portable Radio generates electromagnetic RF energy
when transmitting. Ensure that you, and those around you, are not exposed to excessive
amounts of that energy (beyond recommended allowable limits for occupational use):
ALWAYS hold the radio, especially the antenna, at least 5 cm (2 inches) away from
yourself when transmitting.
WARNINGS ABOUT BATTERY
Do not place battery into fire.
Damaged battery may release dangerous chemical gasses. DO NOT breathe the fumes.
Misuse of battery may cause fire and/or explosion.
Do not disassemble battery pack. Battery cells contain electrolyte liquid which is damaging
to skin and clothes.
Do not short circuit + and – poles of battery pack. Short circuit between poles with metal
object may cause permanent damage to battery and may cause a fire.
Battery packs that have completed their life cycle must be disposed of properly.
If explosive gasses exist, do not remove or change battery. Movement of battery contacts
may cause spark, resulting in an explosion.