Denon AVR-2807, Service Manual

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AVR-2807 / AVR-987
TC4094BF(TP1) (MA : IC501,502,504,508)
TC4094BF(TP1) Terminal Function
Bit Port Symbol Function
IC504 EXP1 TRIGGER 2 TRIGGER OUT 2 control pin
EXP2 TRIGGER 1 TRIGGER OUT 1 control pin
EXP3 AD MUTE AD mute control pin
EXP4 PRE Z2 MUTE PREOUT mute control pin
EXP5 (PRE Z2 MUTE) Not used
EXP6 PRE SB MUTE PREOUT mute control pin
EXP7 PRE S MUTE PREOUT mute control pin
EXP8 PRE SW MUTE PREOUT mute control pin
IC508 EXP9 PRE C MUTE PREOUT mute control pin
EXP10 PRE F MUTE PREOUT mute control pin
EXP11 LIMIT LIMIT control pin （7ch ST=H ,EXT.IN =H）
EXP12 A+B LIMIT A+B LIMIT control pin (SURROUND SPEAKER A+B=H)
EXP13 RDS RST RDS reset (LC72720)
EXP14 T.MUTE Tuner mute control pin (MUTE=L)
EXP15 EQ GRN MULT EQ LED (GRN) control pin
EXP16 EQ RED MULT EQ LED (RED) control pin
IC501 EXP17 XM RST XM RADIO control pin
EXP18 XM COMMAND XM RADIO control pin
EXP19 SCPU POWER SUB CPU power on/off switching(H:ON)
EXP20 NC Not used
EXP21 NC Not used
EXP22 NC Not used
EXP23 NC Not used
EXP24 XM/S CPU POWER XM RADIO power on/off switching(H:ON)
IC502 EXP25 BINRL AMP +B control
EXP26 S RL SURROUND speaker relay control pin
EXP27 C RL CENTER speaker relay control pin
EXP28 FA RL FRONT A speaker relay control pin
EXP29 FB RL FRONT B speaker relay control pin
EXP30 SB RL SURROUND BACK speaker relay control pin
EXP31 HP RL H/P RELAY control pin
EXP32 VIDEO POWER Video power on/off switching(H:ON)