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Summary of Contents for Icom IC-2725E
- Page 1 SERVICE MANUAL DUAL BAND FM TRANSCEIVER i2725E...
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Page 2: Ordering Parts
This service manual describes the latest service information NEVER connect the transceiver to an AC outlet or to a DC for the IC-2725E DUAL BAND FM TRANSCEIVER at the power supply that uses more than 16 V. This will ruin the transceiver. - Page 3 TABLE OF CONTENTS SECTION 1 SPECIFICATIONS SECTION 2 INSIDE VIEWS SECTION 3 DISASSEMBLY INSTRUCTIONS SECTION 4 CIRCUIT DESCRIPTION 4 - 1 RECEIVER CIRCUITS ............4 - 1 4 - 2 TRANSMITTER CIRCUITS .
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Page 4: Section 1 Specifications
SECTION 1 SPECIFICATIONS GENERAL • Frequency range VERSION RX (MHz) TX (MHz) [EUR] 144.000–146.000, 430.000–440.000 144.000–146.000, 430.000–440.000 144.000–146.000 144.000–146.000 [ITR] 430.000–434.000, 435.000–438.000 430.000–434.000, 435.000–438.000 • Mode : FM, AM (AM range is 118.0 – 135.995 MHz and Rx only for [USA] and [EXP].) •... -
Page 5: Main Unit
SECTION 3 DISASSEMBLY INSTRUCTIONS Unscrew 2 screws I. • Removing the MAIN unit Unscrew 8 screws A, and remove the cover. Unscrew 12 screws J, and remove MAIN unit. Disconnect two cables B from J1 and J2007. Remove the clip c. MAIN UNIT J2007 Unsolder 3 points E. -
Page 6: Board Layouts
SECTION 8 BOARD LAYOUTS 8-1 CONTROL UNIT • TOP VIEW MAIN MAIN BAND BAND V/MHz V/MHz SCAN SCAN M/CALL M/CALL TONE MONI DTMF PRIO DIAL DIAL TDATA MICU/D RDATA EXTMIC MICE MICE to MAIN unit J2006 MICIN to Microphone 8 - 1... - Page 7 S-13907HZ-C2 1-1-3 © 2002 Icom Inc.
- Page 8 Icom IC-2725E Service Manual Icom IC-2725E Service Manual Icom IC-2725E Service Manual Icom IC-2725E Service Manual Icom IC-2725E Service Manual Icom IC-2725E Service Manual Icom IC-2725E Service Manual Icom IC-2725E Service Manual Icom IC-2725E Service Manual...