Denon AVR-1612 Service Manual

Also see for AVR-1612: Specifications Getting started Owner's manual Manual Getting started

Contents

128Pin Pin Name Symbol I/O Pull up/down LvCnv STBY CECSTBY Function14 VCL VCL I - - - - Smoothing capacitor connection pin15 MD1 MD1 I M3VPu - - - NC16 MD0 MD0 I M3VPu - - - NC17 P86 (MUTE POWER) O - - L L Reserve (PRE MUTE control)18 P85 REMOTE POWER(232C) O - - L L 232C POWER control pin(ON: H)19 RES# RESET I - - - - Reset input pin (reset: L)20 XTAL XTAL I - - - - Clock input21 VSS VSS - - - - - GND22 EXTAL EXTAL - - - - - Clock output23 VCC VCC - - - - - +3.3V24 NMI NMI I M3VPu - - - NC25 P34/IRQ4-A/PO12/TIOCA1 BDOWN I - - I I Power failure detection pin(Power failure:L)26P33/IRQ3-A/PO11/TIOCC0/TIOCD0/TCLKB-APLDAERR I - - L L PLD ERROR detection pin27 P32/IRQ2-A/PO10/TIOCC0/TCLKA-A NC O - - L L NC28 P31/IRQ1-A/PO9/TIOCA0/TIOCB0 ADV7623 INT1 I - - I I HDMI transmitter /receiver / OSD (ADV7623) INT1 output pin29 P30/IRQ0-A/PO8/TIOCA0 RC IN I - - I I Remote control signal input pin30 P27/PO7/TIOCA5/TIOCB5/SCK1 ADV7511 RST 0 SW3VPu - L H HDMI transmitter RESET control pin (ADV7511)31 P26/PO6/TIOCA5/TMO1/TxD1 iPod TXD O - 3->5 L L IPOD communication control pin32 P25/PO5/TIOCA4/TMCI1/RxD1 iPod RXD I - 5->3 L L IPOD communication control pin33 P24/PO4/TIOCA4/TIOCB4/TMRI1 TU RST/(TU STEREO) O/I SW3VPu - L/L L/L TUNER RESET pin34 P23/PO3/TIOCC3/TIOCD3 E RESET 0 - - L L ETHERNET RESET control pin (DM860)35 P22/PO2/TIOCC3/TMO0/SCK0 E POWER 0 - - L L ETHERNET POWER control pin (DM860)36 P21/PO1/TIOCA3/TMCI0/RxD0 E_RXDMIEO 0 - - L L ETHERNET communication control pin (DM860)37 P20/PO0/TIOCA3/TIOCB3/TMRI0/TxD0 E_TXDMOEI 0 - - L L ETHERNET communication control pin (DM860)38 P17/IRQ7-B/TCLKD-B/TxD3/SCL0/ADTRG1# TU SCLK/TU SCL O/O SW3VPu - L/L L/L TUNER control pin39 PLLVCC PLLVCC - - - - - +3.3V40 P16/IRQ6-B/TCLKC-B/RxD3/SDA0 TU SDIO/TU SDA O/I_O SW3VPu - L/L L/L TUNER control pin41 PLLVSS PLLVSS - - - - - GND42 P15/IRQ5-B/TCLKB-B/SCK3/SCL1 HSCL (400k) O CEC3VPu - L LVIDEO I2C- HDMI TX,RX,OSD(ADV7623)/HDMI_TX(ADV7511)/HDMI SW(ADV3002)/A to Hdecoder(ADV7844)43 P14/IRQ4-B/TCLKA-B/SDA1 HSDA (400k) I_O CEC3VPu - L LVIDEO I2C- HDMI TX,RX,OSD(ADV7623)/HDMI_TX(ADV7511)/HDMI SW(ADV3002)/A to Hdecoder(ADV7844)44 P13/IRQ3-B/TxD2/ADTRG0# ADV7623 SPI MO O - - L L OSD control pin (ADV7623)45 P12/IRQ2-B/RxD2 ADV7623 SPI MI I - - L L OSD control pin (ADV7623)46 P11/IRQ1-B/SCK2 ADV7623 SPI CLK O - - L L OSD control pin (ADV7623)47 P10/IRQ0-B ADV7623 SPI CS O - - L L OSD control pin (ADV7623)48 P37/PO15/TIOCA2/TIOCB2/TCLKD-A EEPROM SDA I_O M3VPu - I I EEPROM control pin49 P36/PO14/TIOCA2 EEPROM SCL O M3VPu - I I EEPROM control pin50 P35/PO13/TIOCA1/TIOCB1/TCLKC-A ADV7844 RST 0 SW3VPu - L H HDMI decoder RESET control pin (ADV7844)51 P84 CEC_OUT O - - L - CEC-D signal input pin52 P57/WAIT#/TRDATA3 ADV3002 RST O SW3VPu - L L HDMI switcher RESET control pin (ADV3002)53 P56/TRDATA2 E SPI MOEI 0 N3VPu - L L ETHERNET communication control pin (DM860)54 P55/TRDATA1 ADV7623 RST O SW3VPu - L L HDMI Tx/Rx/OSD RESET control pin (ADV7623)55 P54/TRDATA0 E SPI MIEO I N3VPu - L L ETHERNET communication control pin (DM860)56 P83 E SPI CLK 0 N3VPu - L L ETHERNET communication control pin (DM860)57 VSS VSS - - - - - GND58 P82/TRCLK FL CE O - - L L FL control order pin59 VCC VCC - - - - - +3.3V