Sony CMT-BX30R / CMT-BX40R / HCD-BX30R / HCD-BX40R Service Manual ▷ View online
HCD-BX30R/BX40R
41
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-BX30R/BX40R
42
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) (AEP model only)
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 the tuner (FM/AM) (AEP model only)
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 for bluetooth section Not used
32
BT DIN
I
Serial data input terminal for bluetooth section Not used
33
BT CTS
I
Clear to send signal input terminal for bluetooth section Not used
34
BT_RTS
O
Ready to send signal output terminal for bluetooth section Not used
35
USB TXD
O
Serial data output to the USB controller
36
USB RXD
I
Serial data input from the USB controller
37
NC
O
Not used
38
USB RTS
O
Ready to send signal output to the USB controller
39
SEL A
O
Input selection control signal output terminal Not used
40
INH
O
Input selection control signal output terminal Not used
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 for bluetooth section Not used
46
PULL UP
O
Connected to the power supply
47
DAB TXD
O
Serial data output terminal for DAB section Not used
48
DAB RXD
I
Serial data input terminal for DAB section Not used
49, 50
NC
O
Not used
51
DAB POWER 1.2V
O
Power (+1.2V) on/off control signal output terminal for DAB section Not used
52
DAB-POWER 3.3V
O
Power (+3.3V) on/off control signal output terminal for DAB section Not used
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 "H": power on
59
CD RESET
O
Reset signal output to the CD-MP3 processor "L": reset
HCD-BX30R/BX40R
43
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
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 to 73
NC
O
Not used
74
KEY WAKE UP
I
Wake up signal input terminal
75
USB RESET
O
Reset signal output to the USB controller "L": reset
76
USB CTS
I
Clear to send signal input from the USB controller
77
CLINK-TX-DOUT
O
Serial data output terminal Not used
78
CLINK-RX-DIN
I
Serial data input terminal Not used
79
NC
O
Not used
80
DMPORT POWER
O
Power on/off control signal output terminal for DMPORT section Not used
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
Voltage (+5V) detection signal input terminal Not used
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
44
HCD-BX30R/BX40R
SECTION 7
EXPLODED VIEWS
1
3-282-727-11 PANEL (SIDE L)
2
3-282-728-11 PANEL (SIDE R)
3
2-580-628-01 SCREW, +BVST 3X6
4
7-685-647-11 SCREW +BVTP 3X10 TYPE2 N-S (BX30R)
4
7-685-647-79 SCREW +BVTP 3X10 TYPE2 IT-3 (BX40R)
#1
7-685-871-01 SCREW +BVTT 3X6 (S)
#3
7-685-647-79 SCREW +BVTP 3X10 TYPE2 IT-3
#8
7-685-903-11 TAPPING +PWH 3X6 TYPE2 N-S
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
Note:
• -XX and -X mean standardized parts, so
• -XX and -X mean standardized parts, so
they may have some difference from the
original one.
original one.
• Items marked “*” are not stocked since
they are seldom required for routine ser-
vice.
vice.
Some delay should be anticipated when
ordering these items.
• The mechanical parts with no reference
number in the exploded views are not sup-
plied.
plied.
• Color Indication of Appearance Parts Ex-
ample:
KNOB, BALANCE (WHITE) . . . (RED)
R
R
Parts Color Cabinet’s Color
• Accessories are given in the last of the
electrical parts list.
• Abbreviation
AR :
AR :
Argentina
model
E2
: 120V AC area in E model
7-1. PANEL SECTION
1
3
2
#1
#1
#3
#3
#1
front panel section
MAIN board section
top panel section
3
3
#8
#8
4
The components identifi ed by mark 0
or dotted line with mark 0 are critical for
safety.
Replace only with part number specifi ed.
or dotted line with mark 0 are critical for
safety.
Replace only with part number specifi ed.
E51
: Chilean and Peruvian models
MX
: Mexican model
RU :
Russian
model
Ver. 1.1
Click on the first or last page to see other CMT-BX30R / CMT-BX40R / HCD-BX30R / HCD-BX40R service manuals if exist.