Denon AVR-2312 Service Manual

Also see for AVR-2312: Owner's manual Protocol guide Getting started

Contents

165Pin Pin Name Synbol Tolerant I/O Pu/Pd LvCnv STBY stop Function97 PA0/TIOCA0-A NC ○ O O/L O/L NC98 P67/IRQ15-C NC(AVR-2312)/FH RL(AVR-2312) 0 O/L O/L RELAY control99 P66 PRE Z2 MUTE O O/L O/L PRE OUT MUTE control100 P65 PRE SB MUTE O O/L O/L PRE OUT MUTE control101 PE7/TIOCB11/IRQ7-C/AN5 PRE F/C/S/SW O O/L O/L PRE OUT MUTE control102 PE6/TIOCA11/IRQ6-C/AN4NC(AVR-2312)/PRE Z3 MUTE(AVR-2312) O O/L O/L PRE OUT MUTE control103 PK5/TXD4-B NC O O/L O/L NC104 P70/SCK4-B NC O O/L O/L NC105 PK4/RXD4-B NC O O/L O/L NC106 PE5/TIOCB10/IRQ5-C/AN3 NC O O/L O/L NC107 PE4/TIOCA10/AN2 VOL CLK O O/L O/L FUNCTION/VOLUME control(R2A15220)108 PE3/TIOCB9/AN1 VOL DATA O O/L O/L FUNCTION/VOLUME control(R2A15220)109PE2/TIOCA9/RXD12/IRQ7-DS/AN0NC O O/L O/L NC110 PE1/TIOCD9/TXD12/ANEX1 NC O O/L O/L NC111 PE0/TIOCC9/ANEX0/SCK12 NC O O/L O/L NC112 P64 ZVOL STB O O/L O/L ZONE VOL (NJW1194) control113 P63 ZVOL DATA O O/L O/L ZONE VOL (NJW1194) control114 P62 ZVOL CLK O O/L O/L ZONE VOL (NJW1194) control115 P61 THERMAL C I I I PROTECTION detection pin(THERMAL C)116 PK3/RXD9-B NC O O/L O/L NC117 P60/SCK9-B NC O O/L O/L NC118 PK2/TXD9-B NC O O/L O/L NC119 PD7/IRQ7-D/AN7 FL RST O O/L O/L FL display control pin120 PD6/IRQ6-D/AN6 FL CE O O/L O/L Pin for FL display control121 PD5/IRQ5-D/AN013 FL CLK O O/L O/L Pin for FL display control122 PD4/IRQ4-D/AN012 FL DATA O O/L O/L Pin for FL display control123 PD3/TIOCB8/IRQ3-C/AN011 ASO DET I I I PROTECTION detection pin(ASO)124 PD2/TIOCA8/IRQ2-C/AN010 DC DET I I I PROTECTION detection pin(DC DET)125 PD1/TIOCB7/IRQ1-C/AN009 ETHER POWER O O/L O/L ETHER POWER control pin126 PD0/TIOCA7/IRQ0-C/AN008 D5V POWER O O/L O/L Digital 5V power supply control pin (D5V→3.3V,1.8V,1.2V)127 P93/AN017 MAIN POWER O O/L O/L MAIN POWER control pin128 P92/RXD7/AN016 CPU POWER O O/L O/L Cntrol pin for MAIN CPU POWER (POWER ON:H)STANDBY(CEC ON):H)129 P91/AN015/SCK7 (MUTE POWER) O L L Reserve(power supply control pin for PRE MUTE TR)130 VSS VSS - - - GND131 P90/TXD7/AN014 REMOTE POWER(232C) O O/L O/L Pin for 232C POWER control(ON:H)132 VCC VCC - - - Power supply pin133 P47/IRQ15-DS/AN007 MIC DET I I O/L Pin for MIC detection pin(At detection:H)134 P46/IRQ14-DS/AN006 H/P DET I I O/L Pin for Headphone detection pin(At detection:H)135 P45/IRQ13-DS/AN005 KEY3 I M3VPu I I KEY input 3(STANDBY:Interrupt setting)136 P44/IRQ12-DS/AN004 KEY2 I M3VPu I I KEY input 2(STANDBY:Interrupt setting)137 P43/IRQ11-DS/AN003 KEY1 I M3VPu I I KEY input 1(STANDBY:Interrupt setting)138 P42/IRQ10-DS/AN002 (MODEL) I I I Not use (MODEL Switch input)