Sony MEX-BT3800U - Bluetooth Audio System Panduan Servis - Halaman 38

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Sony MEX-BT3800U - Bluetooth Audio System Panduan Servis
MEX-BT38UW/BT3800U/BT3807U/BT3850U
Pin No.
Pin Name
63
XILL_IN
64
ATT
65
VCC
66
VSS
67
BU_CHECK
68
AMP_STB
69
XDIAG
70
EJECT_OK
71
SA_OUT
72
SA_CLK
73
F_AUX
74
BT_ATT_XEN
75
VBUS_ON
76
XUSB_OVR
77
FLASH_EN0
78
FLASH_EN1
79
USB_ON
80
DD_ON
81
TEL_ATT
82
XACC_IN
83
XBUS_ON
84
CD_ON
85
CDM_ON
86
XSYS_RST
87
BT_MIC_POW
88
XBT_MIC_SEL
89
BT_MIC_DET
90
VCC
91
VSS
92
OSC_OUT
93
OSC_IN
94
BT_MUTE
95
SIRCS
96
BT_INT-HF
97
BT_CVC
98
ZAPPIN_BEEP
99
SYNC_OUT
100
BEEP
38
I/O
Illuminate line detect signal input for the auto dimmer control
I
"L"
Not used
O
Muting on/off control signal output terminal
-
Power supply terminal (+3.3V)
-
Ground terminal
I
Back up power supply detection signal input terminal
O
Standby control signal output to the power amplifi er
I
Diagnostic signal input from the power amplifi er
I
CD eject OK signal output to the CD section
O
Serial data output terminal
O
Serial data transfer clock signal output terminal
O
Muting on/off control signal output terminal
O
Muting on/off control signal output terminal for the Bluetooth section
O
Power on/off control signal output terminal for the CD section
I
Over voltage detection signal input terminal for USB power supply section
-
Not used
-
Not used
O
Power on/off control signal output terminal for the USB section
O
Power on/off control signal output terminal for the USB section
Telephone muting detection signal input terminal
I
ated by 20 dB
I
Accessory power detection signal input terminal
O
SONY bus on/off control signal output to the SONY bus interface
I
CD servo power supply control request input terminal
I
CD mecha power supply control request input terminal
O
Reset signal output terminal
O
Microphone power on/off control signal output for the Bluetooth section
O
Microphone selection signal output terminal
I
Microphone detection signal input terminal for the EXTERNAL MICROPHONE jack
-
Power supply terminal (+3.3V)
-
Ground terminal
O
Main system clock output terminal (7.92 MHz)
I
Main system clock input terminal (7.92 MHz)
I
Muting on/off control signal input from the Bluetooth section
I
Remote control signal input from the remote control receiver
I
HF operation notifi cation signal input from the Bluetooth section
O
CVC selection request signal output to the Bluetooth section
O
Beep sound drive signal output to the ellectrical volume
O
Synchronize signal output terminal
O
Beep sound drive signal output to the power amplifi er
Description
"L" is input at low voltage
Not used
Not used
Not used
At input of "H", the audio signal is attenu-
"L": accessory power on
Not used
Dimmer is present at input of
"L": power on
"H" active