Kenwood KVT-715DVD Service Manual

Also see for KVT-715DVD: Instruction manual Installation manual

Contents

14KVT-715DVD,725DVD/-B,735DVDKVT-745DVD,765DVD,815DVDPin No. Name I/O Description / Processing Operation43 TV_MDATA TV_MDATA O DATA for TV unitTV_MDATA FLASH_SO O Use for flash ROM program writing44 TV_CLK TV_CLK O Clock for TV unitTV_CLK FLASH_CLK I Use for flash ROM program writing45 SYS_ON I Control for power on/off from main microprocessor (H : Hide-way unit on, L : Off)46 SYS_MDATA I Data from main microprocessor47 SYS_SDATA O Data for main microprocessor48 SYS_MCLK I Clock from main microprocessor49 PWIC_STBY O Audio power IC stand-by control (H : Power on, L : Power off)50 NC O NC51 PWIC_SVR O SVR discharge control (H : Discharge )52 PWIC_MUTE O Audio power IC muting control (L : Muting on or all off)53 NC O NC54 ILLUMI_DET I Illumination detect terminal (L : Illumination on)55,56 NC O NC57 BU_DET I Backup line voltage detect terminal (H : Reduced voltage less than 8.8V)58,59 NC O NC60 PORTVDD1 - VDD (BU5V)61 PWIC_BEEP O Beep audio output terminal62 P_ON O Control for AVR (SW5V H : on)63 SCL COR_SCL I/O Clock for EEPROM (ROM correction)SCL IC5_SCL I/O IIC bus clock (for IC5)64 SDA COR_SDA I/O Data for EEPROM(ROM correction)SDA IC5_SDA I/O IIC bus data (for IC5)65 ES_DSP_SW O Select for audio system E's or DSP (H : DSP, L : E’s)66 BUS_MUTE O Bus muting (H : Muting)67 MZ_ILL_ON O MZ-Bus illumination control (H : Illumination on)68 MZ_SYSON O MZ-Bus system on control (L : Bus on)69 MZ_SYSOFF O MZ-Bus system off control (L : Bus off)70 XT2 - NC71 XT1 NC72 GND2 - GND73 X1 Main clock (18.874MHz)74 X2 - Main clock (18.874MHz)75~80 NC O NC81 SYS_MUTE I Muting control from Main unit microprocessor (L : Request for muting)82,83 NC O NC84 TUN_SDA I/O Front-end I2C data input/output terminal85 NC O NC86 TUN_SCL I/O Front-end I2C clock output terminal (Max 400kHz)87,88 NC O NCMICROCOMPUTER’S TERMINAL DESCRIPTIONwww . xiaoyu163. comQQ 376315150 992894298TEL 13942296513 992894298051513673QQTEL 13942296513 QQ 376315150 892498299TEL 13942296513 QQ 376315150 892498299