Alinco DR-605 VHF UHF FM Radio Instruction Service Manual

CONTENTS · SPECIFICATIONS 1) General 2) Transmitter 3) Receiver · CIRCUIT DESCRIPTION 1) Frequency Configuration 2) Receiver Sytem 3) Power Supply Circuit. 4) AF Signal Circuit. 5) Transmitter System 6) PLL Circuit. 7) Front CPU and Peripheral Circuit. 8) Cross Band Repeater Circuil. 9) Tone Burst Output Circuit. 10) CTCSS Tone Encoder Circuit. 11) CTCSS Tone Decoder Circuit. 12) 9800bps Packet Circuit.

, 13) Clone Circuit 14) CPUI/O Port · SEMICONDUCTOR DATA 1) AK2341 2) AN78L05M 3) AN8010M 4) AT24C16N-l0SI-2.7 5) LA4425A 6) M64076GP 7) M57788 8) M67746 9) M68702H 10) MC3372VM : 11) MC7808CT 12) NJM4558 13) RH5VA60AA 14) RN5VL25AA-T1 15) TC4W53FU 16) Transistor, Diode and LED Outline Drawings 17) LCD Connection · EXPLODED VIEW 1) LCD Assembly 2) VHF Unit Assembly 3) UHF Unit Assembly PARTS LIST VHF MAIN Unit. UHF MAIN Unit. FRONT CPU Unit. VHF VCO Unit. UHF VCO Unit. TCXO Unit Mechanical Parts PCB Unit SP Unit Packing · ADJUSTMENT 1) Required Test Equipmenl. 2) UHF PLL Adjustment 3) UHF RX Adjustment 4) UHF TX Adjustment. 5) VHF PLL Adjustment 6) VHF RX Adjustment 7) VHF TX Adjustment 8) Adjustment Points · PC BOAD VIEW 1) VHF Main Unit Side A 2) VHF VCO Unit Side A. 3) UHF Main Unit Side A 4) UHFVCO UnitSideA 5) VHF Main Unit Side B 6) VHF veo Unit Side B 7) UHF Main Unit Side B 8) UHF VCO Unit Side B 9) Front Unit Side A 10) Front Unit Side B 11) TCXO Unit · SCHEMATIC DIAGRAM 1) CPU Unit. 2) VHF Main Unit TIE 3) VHF Main Unit TEl fTE2 4) UHF Main UnitTIE 5) UHF Main Unit TEl fTE2 6) VHF PLL-VCO Unit 7) UHF PLL- VCO Unit. 8) TCXO Unit · BLOCK DIAGRAM AL’NCO, INC. SPECIFICATIONS 1) General Frequency Rage: (Version T) VHF BAND UHF BAND (Version E) (Version TE1) (Version TE2) Modulation: Antenna Impedance