Sony MEX-BT3600U Panduan Servis - Halaman 34

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Sony MEX-BT3600U Panduan Servis
MEX-BT3600U
• IC Pin Function Description
MAIN BOARD IC501 MB3062LFGPA42FP (SYSTEM CONTROLLER)
Pin No.
Pin Name
1
LCD_DATA
2
LCD_CLK
3
TELATT
4
SIRCS
5
XNOSE_SW
6
LCD_CE
7
RE-IN0
8
NCO (BYTE)
9
CNVSS
10
XIN
11
XOUT
12
XRESET
13
OSCOUT
14
VSS
15
OSCIN
16
VCC1
17
NMI
18
DAVN
19
BUIN
20
CDM_ON
21
RDS_ON
22
RE-IN1
23
VBUS_ON
24
XTESTIN
25
USB_OVER
26
BEEP
27
USB_ON
28
SYNC_OUT
29
I2C_SCK
30
I2C_SIO
31
MT_TXD/UNISO
32
MT_RXD/UNISI
33
BT_MIC_POWER
34
BT_STATUS_POW
35
MC_TX
36
MC_RX
37
BT_OPRPOW
38
BT_MFUNC
39
BT_RESET
40
BT_POWER_CTRL
41
BT_FF
42
BT_FR
BT_STATUS3 to
43 to 46
BT_STATUS0
47
BT_MUTE
48
BT_PLAY
49
BT_CVC
50
BT_INT-HF
51
BT_TEST2
52
BT_TEST1
53
XVOLATT
54
BT_AUDIO_SEL
55
XZ-MUTE
56
SYSRST
57
WAKE_UP
34
I/O
O
Serial data output to the liquid crystal display driver
O
Serial data transfer clock signal output to the liquid crystal display driver
Telephone muting detection signal input terminal
I
At input of "H", the audio signal is attenuated by 20 dB
I
Remote control signal input from the remote control receiver
I
Front panel remove/attach detection signal input terminal
O
Chip enable signal output to the liquid crystal display driver
I
Jog dial pulse input from the rotary encoder
-
Not used
-
Not used
I
Sub system clock input terminal (32.768 kHz)
O
Sub system clock output terminal (32.768 kHz)
I
System reset signal input from the reset signal generator and reset switch
O
Main system clock output terminal (11.06 MHz)
-
Ground terminal
I
Main system clock input terminal (11.06 MHz)
-
Power supply terminal (+3.3V)
-
Not used
I
Synchronize detection signal input of RDS data block (AEP, Russian and UK models only)
I
Back up power supply detection signal input terminal
I
CD mecha power supply control request input terminal
Power on/off control signal output terminal for the RDS section
O
(AEP, Russian and UK models only)
I
Jog dial pulse input from the rotary encoder
O
Power on/off control signal output terminal for the CD section
-
Not used
I
Over voltage detection signal input terminal for USB section
O
Beep sound drive signal output to the power amplifi er
O
Power on/off control signal output terminal for the USB section
O
Sync signal output to the DC/DC converter
O
IIC data transfer clock signal output terminal
I/O
IIC two-way data bus
-
Not used
-
Not used
Microphone power on/off control signal output to the bluetooth section
O
Source bluetooth phone "L": power on
I
Power supply status input from the bluetooth section
O
Serial data output to the CD section
I
Serial data input from the CD section
O
Key signal output to the bluetooth section
O
Key signal output to the bluetooth section
O
Reset signal output to the bluetooth section
O
Main power on/off control signal output terminal for the bluetooth section
O
Key signal output to the bluetooth section
O
Key signal output to the bluetooth section
I
Status input from the bluetooth section
I
Muting on/off control signal input from the bluetooth section
O
Key signal output to the bluetooth section
O
CVC selection request signal output to the bluetooth section
I
HF operation notifi cation signal input from the bluetooth section
O
Test mode setting terminal for the bluetooth test mode 2
O
Test mode setting terminal for the bluetooth test mode 1
O
Muting on/off control signal output to the electrical volume
O
Bluetooth/tuner audio selection signal output terminal
I
Muting on/off control signal input from the CD section
O
Reset signal output to the CD section
O
Wakeup signal output to the CD section
Description
"L": front panel is attached
"L" is input at low voltage
"H": bluetooth power on
"L": reset
"H": active
"H": muting on
"L": bluetooth audio
"L": reset
"H": power on