Sony CMT-BX70DBI / HCD-BX70DBI Service Manual ▷ View online
HCD-BX70DBi
41
Pin No.
Pin Name
I/O
Description
57
SFSY/LOCK
O
Not used
58
ZDET
O
Zero detection signal output terminal Not used
59
GPIN
I
Not used
60
MS
I
Microcomputer interface mode selection signal input terminal Fixed at "H" in this set
61
DOUT (PO6)
O
Digital audio data output terminal Not used
62
AOUT (PO7)
O
Audio data output terminal Not used
63
BCK (PO8)
O
Bit clock signal output terminal Not used
64
LRCK (PO9)
O
L/R sampling clock signal output terminal Not used
65
AIN (PI4)
I
Digital audio data input terminal Not used
66
BCKi (PI5)
I
Bit clock signal input terminal Not used
67
LRCKi (PI6)
I
L/R sampling clock signal input terminal Not used
68
VDD1
-
Power supply terminal (+1.5 V)
69
VSS
-
Ground terminal
70
AWRC
-
Not used
71
PVDD3
-
Power supply terminal (+3.3 V)
72
PDO
O
Phase error margin signal between EFM signal and PLCK signal output terminal
73
TMAXS
O
TMAX detection signal output terminal Not used
74
TMAX
O
TMAX detection signal output terminal
75
LPFN
I
Inverted signal input from the operation amplifi er for PLL loop fi lter
76
LPFo
O
Signal output from the operation amplifi er for PLL loop fi lter
77
PVREF
I
Reference voltage (+1.65V) input terminal
78
VCOF
O
VCO fi lter output terminal
79
PVSS3
-
Ground terminal
80
SLCo
O
EFM slice level output terminal
81
RFi
I
RF signal input terminal
82
RFRPi
I
RF ripple signal input terminal
83
RFEQo
O
EFM slice level output terminal
84
VRo
O
Reference voltage (+1.65V) output terminal
85
RESiN
O
External resistor connection terminal
86
VMDiR
O
Reference voltage (+1.65V) output terminal for automatic power control circuit
87
TESTR
O
Low-pass fi lter terminal for RFEQO offset correction
88
AGCi
I
RF signal amplitude adjustment amplifi cation input terminal
89
RFo
O
RF signal generation amplifi cation output terminal
90
RVDD3
-
Power supply terminal (+3.3 V)
91
LDo
O
Laser diode on/off control signal output to the automatic power control circuit
"H": laser diode on
"H": laser diode on
92
MDi
I
Light amount monitor input from the laser diode of optical pick-up block
93
RVSS3
-
Ground terminal
94
FNi2 (C)
I
Main beam (C) input from the optical pick-up block
95
FNi1 (A)
I
Main beam (A) input from the optical pick-up block
96
FPi2 (D)
I
Main beam (D) input from the optical pick-up block
97
FPi1 (B)
I
Main beam (B) input from the optical pick-up block
98
TPi (F)
I
Sub beam (F) input from the optical pick-up block
99
TNPC
O
External capacitor connection terminal
100
TNi (E)
I
Sub beam (E) input from the optical pick-up block
HCD-BX70DBi
42
IP BOARD IC101 R5F21246SN060FP (iPod INTERFACE)
Pin No.
Pin Name
I/O
Description
1
NC
-
Not used
2
SCL
O
Not used
3
P33
O
Not used
4
SDA
O
Not used
5
MODE
I
Mode selection signal input terminal "L": single chip mode, "H": serial I/O mode,
6, 7
P34, P44
O
Not used
8
RESET
I
Reset signal input from the reset signal generator "L": reset
9
XOUT
O
System clock output terminal (20 MHz)
10
VSS
-
Ground terminal
11
XIN
I
System clock input terminal (20 MHz)
12
VCC
-
Power supply terminal (+3.3V)
13 to 16
LED
O
LED drive signal output terminal Not used
17 to 22
P23 to P20, P17, P16
O
Not used
23
RXD_iPod
I
Serial data input from the iPod connector
24
TXD_iPod
O
Serial data output to the iPod connector
25
P13
O
Not used
26
NC
-
Not used
27
AC CUT
O
Not used
28
TXD_DMPORT
O
Serial data output to the system controller
29
RXD_DMPORT
I
Serial data input from the system controller
30 to 35
P12 to P10, P31, P30,
P65
O
Not used
36
VIDEO_MUTE
O
Not used
37
AUDIO_MUTE
O
Audio muting on/off control signal output terminal "L": muting on
38
P07
O
Not used
39, 40
NC
-
Not used
41 to 43
P06 to P04
O
Not used
44
VREF
I
Reference voltage (+3.3V) input terminal
45
P60
O
Not used
46
DETECT
I
iPod connection detection signal input from the iPod connector "L": iPod is connected
47
P61
O
Not used
48
MODEL
I
Not used
49
DEST
O
Not used
50, 51
KEY0, KEY1
O
Not used
52
P37
O
Not used
HCD-BX70DBi
43
MAIN BOARD IC301 R5F3640DDFAR (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1 to 3
CD BUS2 to CD BUS0
O
Serial data output to the CD-MP3 processor
4
SIRCS
I
SIRCS signal input from the remote control receiver
5
STBY-RELAY
O
Power on/off control signal output terminal "H": power on
6
TUNER TUNED
I
Tuning detection signal input from the tuner (FM/AM)
7
RDS DATA
I
RDS data input from the tuner (FM/AM)
8
BYTE
I
External data bus width selection signal input terminal
9
CN VSS
I
Processor mode switch input terminal (for test)
10
XCIN
I
Sub system clock input terminal (32.768 kHz)
11
XCOUT
O
Sub system clock output terminal (32.768 kHz)
12
RESET
I
System reset signal input from the reset signal generator "L": reset
For several hundreds msec. after the power supply rises, "L" is input, then it changes to "H"
For several hundreds msec. after the power supply rises, "L" is input, then it changes to "H"
13
XOUT
O
Main system clock output terminal (5 MHz)
14
VSS
-
Ground terminal
15
XIN
I
Main system clock input terminal (5 MHz)
16
VCC
-
Power supply terminal (+3.3V)
17
NMI
I
Non-maskable interrupt signal input terminal Not used
18
RDS INT
I
RDS data transfer clock signal input from the tuner (FM/AM)
19
SBSY
I
Subcode block sync signal input from the CD-MP3 processor
20
AC CUT
I
AC cut on/off detection signal input terminal "L": AC cut on
21
NC
O
Not used
22
AMP CLOCK
O
Serial data transfer clock signal output to the electrical volume
23
TA LINE MUTE
O
Line muting on/off control signal output terminal "H": muting on
24
AMP DATA
O
Serial data output to the electrical volume
25
ST CE
O
Chip enable signal output to the tuner (FM/AM)
26
DATA IN/STEREO
I
Serial data and stereo detection signal input from the tuner (FM/AM)
27
ST CLK
O
Serial data transfer clock signal output to the tuner (FM/AM)
28
ST DATA OUT
O
Serial data output to the tuner (FM/AM)
29
IIC CLK
I/O
Two-way IIC clock bus terminal Not used
30
IIC DATA
I/O
Two-way IIC data bus terminal Not used
31
BT DOUT
O
Serial data output terminal Not used
32
BT DIN
O
Serial data input terminal Not used
33
BT CTS
I
Clear to send signal input terminal Not used
34
BT_RTS
O
Ready to send signal output terminal Not used
35
USB TXD
O
Serial data output terminal Not used
36
USB RXD
I
Serial data input terminal Not used
37
NC
O
Not used
38
USB RTS
O
Ready to send signal output terminal Not used
39
SEL A
O
Input selection control signal output terminal
40
INH
O
Input selection control signal output terminal
41
PULL DOWN
O
Connected to the ground
42
NC
O
Not used
43
BT AUDIO OUT MUTE
O
Blutetooth muting on/off control signal output terminal Not used
44
BT_AV_ ROLE
O
Transmission/reception mode notifi cation signal output terminal Not used
45
BT_RESET
O
Reset signal output terminal Not used
46
PULL UP
O
Connected to the power supply
47
DAB TXD
O
Serial data output terminal for DAB section
48
DAB RXD
I
Serial data input terminal for DAB section
49, 50
NC
O
Not used
51
DAB-POWER 1.2V
O
Power supply (+1.2V) on/off control signal output terminal for DAB section
52
DAB-POWER 3.3V
O
Power supply (+3.3V) on/off control signal output terminal for DAB section
53
STK-ON
O
Standby control signal output to the power amplifi er
54 to 56
NC
O
Not used
57
CD ON
O
Power on/off control signal output terminal for CD section "H": power on
58
USB POWER
O
Power on/off control signal output terminal for USB section Not used
59
CD RESET
O
Reset signal output to the CD-MP3 processor "L": reset
HCD-BX70DBi
44
Pin No.
Pin Name
I/O
Description
60
CD DRIVER MUTE
O
Muting signal output to the coil/motor driver
61
MODEL IN
I
Setting terminal for the model Not used
62
VCC
-
Power supply terminal (+3.3V)
63
NC
O
Not used
64
VSS
-
Ground terminal
65
NC
O
Not used
66
I-POWER MONITOR
I
Power monitor input terminal
67
DEC BUS SEL
O
Bus selection signal output terminal Not used
68
MP3 IREQ
I
Request signal input from the CD-MP3 processor
69
CD CCE
O
Chip enable signal output to the CD-MP3 processor
70
CD CLK
O
Serial data transfer clock signal output to the CD-MP3 processor
71, 72
NC
O
Not used
73
NC
I
iPod connection detection signal input from the iPod connector "L": iPod is connected
74
KEY WAKE UP
I
Wake up signal input terminal
75
USB RESET
O
Reset signal output terminal (for USB section) Not used
76
USB CTS
I
Clear to send signal input terminal (for USB section) Not used
77
CLINK-TX-DOUT
O
Serial data output to the iPod interface
78
CLINK-RX-DIN
I
Serial data input from the iPod interface
79
NC
O
Not used
80
DMPORT POWER
O
VBUS power on/off control signal output terminal "H": power on
81 to 83
KEY3 to KEY1
I
Top and front panel key input terminal (A/D input)
84
CDM LOAD OUT
O
Loading motor control signal output terminal (for loading out)
85
CDM LOAD IN
O
Loading motor control signal output terminal (for loading in)
86
SPEC IN
I
Setting terminal for the destination
87
CDM SW (OPEN)
I
Disc tray open position detection signal input terminal "L": disc tray is opened
88
CDM SW (CLOSE)
I
Disc tray close position detection signal input terminal "L": disc tray is closed
89
STANDBY LED
O
LED drive signal output terminal for STANDBY indicator "L": LED on
90
FL RESET
O
Reset signal output to the fl uorescent indicator tube "L": reset
91
FL CS
O
Chip select signal output to the fl uorescent indicator tube
92
FL SD
O
Serial data output to the fl uorescent indicator tube
93
FL SCLK
O
Serial data transfer clock signal output to the fl uorescent indicator tube
94
X5V FLAG
I
VBUS voltage detection signal input terminal
95
NC
O
Not used
96
AVSS
-
Ground terminal
95
NC
O
Not used
98
VREF
I
Reference voltage (+3.3V) input terminal
99
AVCC
-
Power supply terminal (+3.3V)
100
CD BUS3
O
Serial data output to the CD-MP3 processor
Click on the first or last page to see other CMT-BX70DBI / HCD-BX70DBI service manuals if exist.