Sony MEX-BT3600U, Service Manual

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MEX-BT3600U
35
Pin No. Pin Name I/O Description
58 CD_ON I CD servo power supply control request input terminal
59 NCO - Not used
60 ILLUMI_SEL I Illumination voltage setting terminal "L": 10.4V, "H": 12.5V Fixed at "L" in this set
61 B-OUTSEL I Blackout setting terminal "H": blackout effective
62 VCC2 - Power supply terminal (+3.3V)
63 DD_ON O Main power on/off control signal output terminal "H": power on
64 VSS - Ground terminal
65 to 68 NCO - Not used
69 MD_AUDIO_SEL O Muting on/off control signal output terminal for the CD section "H": muting on
70 to 72
AREASEL2 to
AREASEL0
I Setting terminal for the destination
73, 74 NCO - Not used
75 TUATTIN I Attenuate request signal input from the tuner unit
76 to 78 NCO - Not used
79 FUNCSEL0 I Setting terminal for the function
80 XACC_IN I Accessory power detection signal input terminal "L": accessory power on
81 NCO - Not used
82, 83 RC-IN1, RC-IN0 I Rotary remote commander shift key input terminal
84 AMPSTB O Standby control signal output to the power ampli
fi
er
85 DIAG I Diagnostic signal input from the power ampli
fi
er
86, 87 NCO - Not used
88 ATT O Muting on/off control signal output terminal
89 NSMASK O
Discharge control signal output for the noise detection circuit
"H": discharge (AEP, Russian and UK models only)
90 QUALITY I Noise level detection signal input at SEEK mode
91 KEYACK0 I
Acknowledge signal (wake up signal) input terminal for the rotary remote commander
On at input of "H"
92 KEYACK1 I
Acknowledge signal (wake up signal) input terminal for the front panel key
On at input of "H"
93 VSM I FM and AM signal-meter voltage detection signal input from the tuner unit (A/D input)
94 TUATT O Tuner muting on/off control signal output terminal
95 KEYIN0 I Front panel key input terminal (A/D input)
96 DAVSS - Ground terminal
97 KEYIN1 I Front panel key input terminal (A/D input)
98 AVRH I Reference voltage (+3.3V) input terminal (for A/D conversion)
99 DAVDD - Power supply terminal (+3.3V)
100 NCO - Not used