Board Unit (Schematics, Layouts & Parts)
VHF/UHF DIGITAL/ANALOG TRANSCEIVER
FTM-7250DR/DE
Introduction
This manual provides the technical information necessary for ser
-
vicing the FTM-7250DR/DE Transceiver.
Servicing this equipment requires expertise in handing surface-
mount chip components. Attempts by non-qualified persons
to service this equipment may result in permanent damage not
covered by the warranty, and may be illegal in some countries.
While we believe the information in this manual to be correct,
YAESU assumes no liability for damage that may occur as a
result of typographical or other errors that may be present. Your
cooperation in pointing out any inconsistencies in the technical
information would be appreciated.
Contents
Technical Supplement
EH075M90B
©2019 YAESU MUSEN CO., LTD.
Important Note
This transceiver was assembled using Pb (lead) free solder, based on the RoHS specification.
Only lead-free solder (Alloy Composition: Sn-3.0Ag-0.5Cu) should be used for repairs performed on this apparatus. The solder stated
above utilizes the alloy composition required for compliance with the lead-free specification, and any solder with the above alloy com
-
position may be used.
Summary of Contents for FTM-7250DR
Page 4: ...BLOCK DIAGRAM 1 FTM 7250DR DE Technical Supplement Block Diagram...
Page 13: ...FTM 7250DR DE Technical Supplement MAIN 1 Circuit Diagram MAIN Unit Lot 1...
Page 16: ...FTM 7250DR DE Technical Supplement MAIN 4 Circuit Diagram MAIN Unit Lot 2...
Page 19: ...FTM 7250DR DE Technical Supplement MAIN 7 Circuit Diagram MAIN Unit Lot 3 4...
Page 22: ...FTM 7250DR DE Technical Supplement MAIN 10 Circuit Diagram MAIN Unit Lot 5...
Page 43: ...FTM 7250DR DE Technical Supplement PANEL 1 PANEL Unit Circuit Diagram...
Page 48: ...FTM 7250DR DE Technical Supplement DSP 1 DSP Unit Circuit Diagram...