Motorola MTP850, Service Manual

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TEST SETUP & TESTING 380–430MHz MTP850 TETRA Handportable Terminal / Basic Service Manual 5.1 - 1
CHAPTER 5.1
TEST SETUP & TESTING 380–430MHz
Typical Test Setup
Carry out the following instructions before testing:
• Check that you have a fully charged battery (not required when using Battery
Eliminator (FTN6904_).
• For testing the radio, a special RF radio rear antenna adapter (FTN6905_) with
RF cable is required.
• Detach the antenna from the radio.
• Connect the special RF adapter to the rear side antenna connector of your
radio and fix it by screwing the wing nut into the antenna thread.
• Connect the other side of the cable to the N-type RF Connector of the IFR
using a N-type-to-SMA-adapter.
• Connect the power supply to the battery eliminator wires.
Any level 3 repairs can deeply affect the performance of the terminal
and may cause a new tuning procedure. This tuning procedure can
be applied by certain authorised Motorola depots where the
appropriate TEST & TUNE EQUIPMENT is available.The appropriate
TEST & TUNE EQUIPMENT is a special automated test equipment
which is only available at some Motorola factories and Motorola repair
centers.