Kenwood DPX-7010MD, Руководство по обслуживанию

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DPX-7010MD
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MICROCOMPUTER’S TERMINAL DESCRIPTION
Pin Pin Name I/O Description Processing Operation
46 PN_SCCON O Communication control between panel microcomputer
47 CD_MSTOP O CD mechanism microcomputer stop terminal L: Mechanism stop
48 CD_LO/EJ I/O CD loading/eject control terminal
49 CD_MOTOR O CD loading motor control terminal
50 CD_SW3 I CD mechanism SW3 detection terminal L: Disk at switch position
51 NC O Not used.
52 CD_AMUTE I CD MUTE request terminal H: Mute on
53 CD_SW2 I CD mechanism SW2 detection terminal L: Disk at switch position
54 NC O Not used.
55 TYPE0 I Destination switch H: J type, L: M type
56 SEL1 I IC2 noise canceller switch
57 SEL2 I IC2 noise canceller switch
58 MD_LOE_SW I MD play standby position detection switch L: Disk at switch position
59 MD_LOAD O MD mechanism control motor terminal 0
60 MD_EJECT O Disk eject control motor terminal 1
61 MD_MSTOP O MD mechanism microcomputer stop request L: Mechanism stop
62 Vcc -
63 NC O Not used.
64 Vss -
65~70 NC O Not used.
71 MRST O CD & MD mechanism microcomputer reset terminal H: Normal, L: Reset
72 MD_AMUTE I Mute request terminal from MD mechanism control H: Mute On
73 MD_LOS_SW I MD play standby position detection switch
74 MD_DET_SW I MD eject complete switch (PACK DET)
75 CD_SW1 I CD mechanism SW1 detection terminal L: Key interruption
76~79 NC O Not used
80 FMSD I FM station detection terminal
81 REAR/NF O Preout Rear/NF switching control terminal L: Rear
82 FM+B O FM power source terminal H: On
83 AM+B O AM power source terminal H: On
84 MD/DC O MD/CD IC2 input control terminal L: CD
85 NAVI_MUTE I Navi. mute L: Navi. mute
86 PCON_IN I External amplifier over current control terminal H: Protection operation
87 REQH O External channel transmission request terminal
88 ILLUMI I Illumination detection terminal H: Small lamp off
89 REFCON O A/D reference voltage output H: Key interruption
90 PW_MUTE O Power IC mute control terminal H: All off
91 MUTE O Mute terminal H: Mute on
92~95 NC O Not used.
96 Avss I Ground
97 FSD_OUT I S-meter input terminal H: 1.9V, FM station detected
98 Vref I A/D reference voltage output
99 Avcc I
100 DSP_XLAT O DSP write request terminal
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