Sony CMT-HX50BTR / CMT-HX70BTR / CMT-HX80R / CMT-HX90BTR / HCD-HX50BTR / HCD-HX70BTR / HCD-HX80R / HCD-HX90BTR Service Manual ▷ View online
HCD-HX50BTR/HX70BTR/HX80R/HX90BTR
53
Pin No.
Pin Name
I/O
Description
90
SDA
I/O
Two-way EEPROM IIC data bus terminal Not used
91
SCL
I/O
Two-way EEPROM IIC clock bus terminal Not used
92
BCK
O
Bit clock signal output to the CD-MP3 processor
93
DATA
O
Audio data output to the CD-MP3 processor
94
GATE
O
Gate signal output to the CD-MP3 processor
95
DVCC
-
Power supply terminal (+3.3 V)
96
REQ
I
Request signal input from the CD-MP3 processor
97
ST-REQ
I
Request signal input from the CD-MP3 processor
98, 99
G-1, G-2
I
Function selection signal input terminal Fixed at "L" in this set
100
DVSS
-
Ground terminal
HCD-HX50BTR/HX70BTR/HX80R/HX90BTR
54
MAIN BOARD IC301 (SYSTEM CONTROLLER) R5F3640DDFAR (HX50BTR/HX70BTR/HX80R)
R5F3640MDFAR (HX90BTR)
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
USB_RESET
O
Reset signal output to the USB controller "L": reset
6
USB_CST
I
Clear to send signal input from the USB controller
7
MP3 IREQ
I
Request signal input from the CD-MP3 processor
8
BYTE
I
External data bus width selection signal input terminal Fixed at "L" in this set
9
CNVss
I
Processor mode switch input terminal (for test) Fixed at "L" in this set
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 (+3.3 V)
17
NMI
I
Non-maskable interrupt signal input terminal Not used
18
RDS-INT
I
RDS data transfer clock signal input the tuner (FM/AM)
(HX50BTR: AEP/HX70BTR/HX80R/HX90BTR)
(HX50BTR: AEP/HX70BTR/HX80R/HX90BTR)
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
CD CCE
O
Chip enable signal output to the CD-MP3 processor
22
AMP IIC_CLK
O
Serial data transfer clock signal output to the electrical volume
23
CD CLK
O
Serial data transfer clock signal output to the CD-MP3 processor
24
AMP IIC_SDA
O
Serial data output to the electrical volume
25
DEC BUS SEL
O
Bus selection signal output terminal
26
S-MASTER SD
I
Shut down signal input terminal "L": shut down
27
S-MASTER PG MUTE
O
PG muting control signal output to the stream processor
28
S-MASTER SOFT
MUTE
O
Soft muting control signal output to the stream processor
29
IIC_CLK
I/O
Two-way IIC clock bus terminal Fixed at "H" in this set
30
IIC_DATA
I/O
Two-way IIC data bus terminal Fixed at "H" in this set
31
BT TXD_OUT
O
Serial data output to the bluetooth module (HX50BTR/HX70BTR/HX90BTR)
32
BT RXD_IN
I
Serial data input from the bluetooth module (HX50BTR/HX70BTR/HX90BTR)
33
BT CTS
I
Clear to send signal input from the bluetooth module (HX50BTR/HX70BTR/HX90BTR)
34
BT RTS
O
Ready to send signal output to the bluetooth module (HX50BTR/HX70BTR/HX90BTR)
35
USB TXD_OUT
O
Serial data output to the USB controller
36
USB RXD_IN
I
Serial data input from the USB controller
37
S-MASTER RST
O
Reset signal output to the digital power amplifi er "L": reset
38
USB RTS
O
Ready to send signal output to the USB controller
39
S-MASTER DATA
O
Serial data output to the stream processor
40
S-MASTER SHIFT
O
Serial data transfer clock signal output to the stream processor
41
PULL DOWN
I
Connected to the ground
42
S-MASTER LATCH
O
Serial data latch pulse signal output to the stream processor
43
S-MASTER NSP MUTE
O
NSP muting control signal output to the stream processor
44
S-MASTER INIT
O
Initialize signal output to the stream processor
45
BT AV ROLE
O
Transmission/reception mode notifi cation signal output to the bluetooth module
(HX50BTR/HX70BTR/HX90BTR)
(HX50BTR/HX70BTR/HX90BTR)
46
PULL UP
I
Connected to the power supply
47
DAB TXD_OUT
O
Serial data output to the DAB tuner module (HX80R/HX90BTR)
48
DAB RXD_IN
I
Serial data input from the DAB tuner module (HX80R/HX90BTR)
49
BT RESET
O
Reset signal output to the bluetooth module "L": reset (HX50BTR/HX70BTR/HX90BTR)
50
BT POWER
O
Power on/off control signal output terminal for bluetooth section
"H": power on (HX50BTR/HX70BTR/HX90BTR)
"H": power on (HX50BTR/HX70BTR/HX90BTR)
51
CDM OPEN SW
I
Disc tray open position detection signal input terminal "L": disc tray is opened
52
CDM CLOSE SW
I
Disc tray close position detection signal input terminal "L": disc tray is closed
HCD-HX50BTR/HX70BTR/HX80R/HX90BTR
55
Pin No.
Pin Name
I/O
Description
53
CDM LOAD IN
O
Loading motor control signal output terminal (for loading in)
54
CDM LOAD OUT
O
Loading motor control signal output terminal (for loading out)
55
FL POWER ON
O
Power on/off control signal output terminal for fl uorescent indicator tube "H": power on
56
FL SCLK
O
Shift clock signal output to the fl uorescent indicator tube
57
FL CS
O
Chip select signal output to the fl uorescent indicator tube
58
FL SD
O
Serial data output to the fl uorescent indicator tube
59
FL RESET
O
Reset signal output to the fl uorescent indicator tube "L": reset
60
STANDBY LED
O
LED drive signal output terminal for STANDBY indicator "H": LED on
61
USB LED
O
Not used
62
Vcc
-
Power supply terminal (+3.3 V)
63
BT LED
O
LED drive signal output terminal for BLUETOOTH indicator "H": LED on
(HX50BTR/HX70BTR/HX90BTR)
(HX50BTR/HX70BTR/HX90BTR)
64
Vss
-
Ground terminal
65
VOLUME JOG
I
Jog dial pulse input from the rotary encoder (VOLUME)
66 to 68
KEY 1 to KEY 3
I
Top and front panel key input terminal
69
AC DET
I
AC power detection signal input terminal
70
SEL A
O
Input selection control signal output terminal
71
SEL B
O
Input selection control signal output terminal (HX80R/HX90BTR)
72
SEL INH
O
Input selection control signal output terminal
73
DAB-POWER_3.3
O
DAB power supply (+3.3V) on/off control signal output terminal "H": power on
(HX80R/HX90BTR)
(HX80R/HX90BTR)
74
KEY WAKE UP
I
Wake up signal input terminal
75
DAB-POWER_1.2
O
DAB power supply (+1.2V) on/off control signal output terminal "H": power on
(HX80R/HX90BTR)
(HX80R/HX90BTR)
76
ST TUNDE
I
Tuning detection signal input from the tuner (FM/AM)
77
CLINK_TXD_ OUT
O
Serial data output to the DMPORT connector
78
CLINK_RXD_IN
I
Serial data input from the DMPORT connector
79
ST CE
O
Chip enable signal output to the tuner (FM/AM)
80
ST DATA OUT
O
Serial data output to the tuner (FM/AM)
81
ST CLK
O
Serial data transfer clock signal output to the tuner (FM/AM)
82
ST DATA IN/STEREO
I
Serial data and stereo detection signal input from the tuner (FM/AM)
83
RDS DATA
I
RDS data input from the tuner (FM/AM) (HX50BTR: AEP/HX70BTR/HX80R/HX90BTR)
84
DMPORT DET
I
Plug insert detection signal input terminal for DMPOT connector "L": plug insert
85
AUDIO IN DET
I
Plug insert detection signal input terminal for AUDIO IN jack "L": plug insert
86
HP DET
I
Plug insert detection signal input terminal for PHONES jack "L": plug insert
87
HP MUTE
O
Headphone muting on/off control signal output terminal "H": muting on
88
BT AUDIO OUT MUTE
O
Blutetooth muting on/off control signal output terminal "H": muting on
(HX50BTR/HX70BTR/HX90BTR)
(HX50BTR/HX70BTR/HX90BTR)
89
TA-LINE MUTE
O
Line muting on/off control signal output terminal "H": muting on
90
STBY-RELAY
O
Sub power on/off control signal output terminal "H": power on
91
DMPORT POWER
O
DMPORT power supply (+5V) on/off control signal output terminal "H": power on
(HX80R/HX90BTR)
(HX80R/HX90BTR)
92
USB POWER
O
Power on/off control signal output terminal for USB section "H": power on
93
CD ON
O
Power on/off control signal output terminal for CD section "H": power on
94
CD XRST
O
Reset signal output to the CD-MP3 processor "L": reset
95
CD DRIVER MUTE
O
Muting signal output to the coil/motor driver
96
AVss
-
Ground terminal
97
SPEC-IN
I
Setting terminal for the destination
98
VREF
I
Reference voltage (+3.3V) input terminal
99
AVcc
-
Power supply terminal (+3.3 V)
100
CD BUS3
O
Serial data output to the CD-MP3 processor
HCD-HX50BTR/HX70BTR/HX80R/HX90BTR
56
SW POWER BOARD IC11 CXD9841P (POWER CONTROL)
Pin No.
Pin Name
I/O
Description
1
VSENSE
I
AC line voltage detection signal input terminal
2
F/B
I
Feed back signal input terminal for frequency modulation of oscillator
3
CT
I
Connected to the external capacitor for oscillator duty/frequency setting
4
RT
I
Connected to the external resistor for oscillator frequency setting
5
GND
-
Ground terminal
6
PROTECT
I
Connected to the external capacitor for determines intermittent operation period when abnor-
mal detection state
mal detection state
7
SS
I
Connected to the external capacitor for soft start timing
8
VC1
I
Power supply terminal for control circuit "L": stop
9
OCP
I
Over current detection signal and didt protection signal input terminal
10
VC2
O
Power supply output terminal for driver
11
P-GND
-
Ground terminal for low voltage side driver
12
VG (L)
O
Low voltage side driver drive signal output terminal
13
-
-
Not used
14
VB
O
Power supply output terminal for high voltage side driver
15
VS
I
High voltage side driver reference voltage input terminal
16
VG (H)
O
High voltage side driver drive signal output terminal
17
-
-
Not used
18
VD
I
Terminal for drain-kick starting
When starting, current is supplied directly from the rectifi cation diode to VC1
When starting, current is supplied directly from the rectifi cation diode to VC1
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