Denon DRA-297, Service Manual

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9
DRA-397/297/37
55 P37 HD Radio MUTE O O/L HD Radio MUTE control
56 P36 DC TRIGGER 1 O O/L Trigger Out1 ON/OFF control
57 P35 H/P RELAY O O/L H/P Relay control
58 P34 SW_MUTE O O/L SW MUTE control
59 P33 VIDEO OFF O O/L VIDEO Reg control
60 P32 HD Radio DET I I HD Radio Installing detection
61 P31 HD Radio P/E O O/L HD Radio power supply control
62 VCC2 I - 5V
63 P30 (NC)
64 VSS I - GND
65 P27 XM_DBPOWER O O/L XM Reg control
66 P26 XM_DIC_RESET O O/L XM DIC reset output
67 P25 XM_DAC_PDN O O/L XM DAC reset reset output
68 P24 XM_COMMAND O O/L XM DIC CBM output
69 P23 XM_REQ I I XM DIC Interrupt request
70 P22 H/P DET I I H/P connection detection
71 P21 POWER RELAY O O/L POWER RELAY control
72 P20 FUNCTION_DOWN I I Function encoder input
73 P17, /INT5 POWER DOWN I I CPU 5.6V detection
74 P16, /INT4 LOUDNESS ON O O/L LOUDNESS ON/OFF control
75 P15, /INT3 POWER I I POWER Key input detection
76 P14 MULT2 SW O O/L ZONE3 output, HPF control
77 P13 STBY_LED_GREEN O O/L Standby LED(G) control
78 P12 NJW1197W_LATCH O O/L NJW1197 latch output
79 P11 NJW1197W_CLK O O/L NJW1197 Clock output
80 P10 NJW1197W_DATA O O/L NJW1197 data output
81 P07 MAIN_MUTE O O/L MAIN MUTE control
82 P06 VIDEO_A O O/L VIDEO output control
83 P05 VIDEO_B O O/L VIDEO output control
84 P04 VIDEO_C O O/L VIDEO output control
85 P03 VIDEO_D O O/L VIDEO output control
86 P02 VIDEO_E O O/L VIDEO output control
87 P01 ZONE2_VIDEO_MUTE O O/L ZONE2 VIDEO MUTE control
88 P00 ZONE3_VIDEO_MUTE O O/L ZONE3 VIDEO MUTE control
89 P107 (NC)
90 P106, AN6 KEY_IN1 I I Key input
91 P105, AN5 KEY_IN2 I I Key input
92 P104, AN4 KEY_IN3 I I Key input
93 P103 (NC)
94 P102 SIRIUS P/E O O/L SIRIUS enable output
95 P101 XM MUTE O O/L XM MUTE control
96 AVSS I - GND
97 P100 XM_DACNS O O/L XM DAC chip select input
98 VREF I - standard voltage input
99 AVCC I - 5V
100 P97, RXD4/SCL4/STXD4 SIRIUS_RX I I SIRIUS data reception
PIN No. Port Function Port Name
I/O
Function
P-ON
Standby