Onkyo NC 500 - NetTune Receiver, Руководство по обслуживанию

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NAC-2.3
DESCRIPTION OF MAIN MICROPROCESSOR - 2
Q7001, M30624FGAFP
No. Symbol I/O Act. Description (Function)
57 VOLSTB O H Strobe ofTC9412 volume IC
58 - O -
59 AMUT O H Analog muting
60 TUMUT O H Tuner muting
61 - O -
62 VCC Power supply, 5V
63 SPRLY O H Speaker relay
64 VSS GND
65 - O -
66 ~STEREO I L Detect STEREO of tuner
67 ~SD I L Detect SD of tuner
68 PLLCL O CLK PLL clock of tuner
69 PLLCS O H To select of PLL of tuner
70 PLLDA O H PLL data of tuner
71 RDSSIG I H RDS signal
72 RDSDA I H RDS data
73 ~RTCINT I L Interruption signal (1Hz) from RTC IC
74 FLBUSY I L FL tube busy
75,76 - O -
77 ~SELA O L TC4052 function change, the reversal output terminal of A
78 ~SELB O L TC4052 function change, the reversal output terminal of B
79 FLWR O H FL tube WR
80 ~FLSEL O L FL tube ~SEL
81 FLDA7 O H FL tube data 7
82 FLDA6 O H FL tube data 6
83 FLDA5 O H FL tube data 5
84 FLDA4 O H FL tube data 4
85 FLDA3 O H FL tube data 3
86 FLDA2 O H FL tube data 2
87 FLDA1 O H FL tube data 1
88 FLDA0 O H FL tube data 0
89 RDSEN I H To select of RDS function
90 AREA2 I H Local setting 2
91 AREA1 I H Local setting 1
92 HPDET I H Detect headphone (Insert : "H")
93 - O -
94 MODEL I H(AD) Model setting
95 KEY1 I AD Key 1
96 AVSS A/D convertor power supply, connect to VSS
97 KEY0 I AD Key 0
98 VREF I Reference voltage of A/D convertor
99 AVCC A/D convertor power supply, connect to Vcc
100 - O -