Kenwood TM-D710A Service Manual

Also see for TM-D710A: Instruction manual Instruction manual Product manual Manual Instruction manual

Contents

TM-D710A/D710E9COMPONENTS DESCRIPTIONDISPLAY UNIT (X54-3620-00)Ref. No. Use / Function Operation / Condition / CompatibilityIC1 Panel MPUIC2 EEPROMIC3 Voltage detection Reset voltage for panel MPUIC4 Buffer RXD to TX-RX unitIC5 Buffer TXD to TX-RX unitIC6 5V AVR 5VIC7 RS-232C driver for COM PortIC8 Output expander 12bit serial input/ Parallel outputIC10 OP amplifier RX data bufferIC11 TNC MPUIC12 TNC ASICIC13 S-RAMIC14 Voltage detection Reset voltage for TNC MPUIC15 Input NAND gate TNC MPU reset controlIC16 Flip flop 1/2 Dividing frequencyIC17 Comparator RX dataIC18 Comparator RX 1200bpsIC19 Switching TX1200bps/ TX9600bpsIC20 D/A converter Port 1:TX data, Port 2:RX dataIC21 Buffer SQC IN to TX-RX unitIC22 OP amplifier RX data LPFIC23 RS-232C driver for GPS portIC24 Voltage detection INT voltage for panel MPUIC25 RTC TimerQ1 Switching SW5V for LCD and Variable resistorvolumeQ2 Switching SW5V for RS-232C driver ICQ3 Switching SW5V for TNC ASIC and TNC MPUQ4 Switching Amber LED 10V controlQ5 Switching 10V for Amber LEDQ6 Switching Green LED 10V controlQ7 Switching 10V for Green LEDQ9 Switching SW5V for RTC ICQ10 Switching PKSOUT controlQ11 Switching TNC MPU flash rewriteQ12 Filter RX 1200bps dataQ13 Filter RX 9600bps dataQ14 Filter RX 1200bps dataQ15 Filter RX 1200bps dataQ16 Switching PKTSW controlD1 Reverse currentprevention 10V AVR inputRef. No. Use / Function Operation / Condition / CompatibilityD2 Reverse currentprevention for backup power supply controlD3 Reverse currentprevention for backup charge controlD4 Reverse currentprevention for backup batteryD8~29 Over voltageprevention Prevent surge voltageD30~32 LED AmberD33~35 LED GreenD36,38 LED AmberD39,41,D44,45 LED GreenD46~48 LED AmberD49~51 LED GreenD52~54 LED AmberD55~57 LED GreenD58~60 LED AmberD61~63 LED GreenD64~66 LED AmberD67~69 LED GreenD70~72 LED AmberD73~75 LED GreenD76~78 LED AmberD79~81 LED GreenD82~84 LED AmberD85~87 LED GreenD88~90 LED AmberD91~93 LED GreenD94~96 LED AmberD97~99 LED GreenD100~102 LED AmberD103~105 LED GreenD106~108 LED AmberD109~111 LED GreenD112~114 LED AmberD115~117 LED GreenD118~120 LED AmberD121~123 LED GreenD124~126 LED AmberD127~129 LED GreenD130~132 LED AmberD133~135 LED GreenD136~138 LED AmberD139~141 LED Green