Denon DRA-397 Service Manual

Also see for DRA-297: Operating instructions Brochure & specs Operating instructions Service manual

Contents

safety precautions

9DRA-397/297/3755 P37 HD Radio MUTE O O/L HD Radio MUTE control56 P36 DC TRIGGER 1 O O/L Trigger Out1 ON/OFF control57 P35 H/P RELAY O O/L H/P Relay control58 P34 SW_MUTE O O/L SW MUTE control59 P33 VIDEO OFF O O/L VIDEO Reg control60 P32 HD Radio DET I I HD Radio Installing detection61 P31 HD Radio P/E O O/L HD Radio power supply control62 VCC2 I - 5V63 P30 (NC)64 VSS I - GND65 P27 XM_DBPOWER O O/L XM Reg control66 P26 XM_DIC_RESET O O/L XM DIC reset output67 P25 XM_DAC_PDN O O/L XM DAC reset reset output68 P24 XM_COMMAND O O/L XM DIC CBM output69 P23 XM_REQ I I XM DIC Interrupt request70 P22 H/P DET I I H/P connection detection71 P21 POWER RELAY O O/L POWER RELAY control72 P20 FUNCTION_DOWN I I Function encoder input73 P17, /INT5 POWER DOWN I I CPU 5.6V detection74 P16, /INT4 LOUDNESS ON O O/L LOUDNESS ON/OFF control75 P15, /INT3 POWER I I POWER Key input detection76 P14 MULT2 SW O O/L ZONE3 output, HPF control77 P13 STBY_LED_GREEN O O/L Standby LED(G) control78 P12 NJW1197W_LATCH O O/L NJW1197 latch output79 P11 NJW1197W_CLK O O/L NJW1197 Clock output80 P10 NJW1197W_DATA O O/L NJW1197 data output81 P07 MAIN_MUTE O O/L MAIN MUTE control82 P06 VIDEO_A O O/L VIDEO output control83 P05 VIDEO_B O O/L VIDEO output control84 P04 VIDEO_C O O/L VIDEO output control85 P03 VIDEO_D O O/L VIDEO output control86 P02 VIDEO_E O O/L VIDEO output control87 P01 ZONE2_VIDEO_MUTE O O/L ZONE2 VIDEO MUTE control88 P00 ZONE3_VIDEO_MUTE O O/L ZONE3 VIDEO MUTE control89 P107 (NC)90 P106, AN6 KEY_IN1 I I Key input91 P105, AN5 KEY_IN2 I I Key input92 P104, AN4 KEY_IN3 I I Key input93 P103 (NC)94 P102 SIRIUS P/E O O/L SIRIUS enable output95 P101 XM MUTE O O/L XM MUTE control96 AVSS I - GND97 P100 XM_DACNS O O/L XM DAC chip select input98 VREF I - standard voltage input99 AVCC I - 5V100 P97, RXD4/SCL4/STXD4 SIRIUS_RX I I SIRIUS data receptionPIN No. Port Function Port Name I/O FunctionP-ON Standby