Sony HCD-HX50BTR Service Manual page 54

HCD-HX50BTR/HX70BTR/HX80R/HX90BTR
MAIN BOARD IC301 (SYSTEM CONTROLLER) R5F3640DDFAR (HX50BTR/HX70BTR/HX80R)
Pin No. Pin Name
1 to 3 CD BUS2 to CD BUS0
4 SIRCS
5 USB_RESET
6 USB_CST
7 MP3 IREQ
8 BYTE
9 CNVss
10 XCIN
11 XCOUT
12 RESET
13 XOUT
14 Vss
15 XIN
16 Vcc
17 NMI
18 RDS-INT
19 SBSY
20 AC-CUT
21 CD CCE
22 AMP IIC_CLK
23 CD CLK
24 AMP IIC_SDA
25 DEC BUS SEL
26 S-MASTER SD
27 S-MASTER PG MUTE
S-MASTER SOFT
28
MUTE
29 IIC_CLK
30 IIC_DATA
31 BT TXD_OUT
32 BT RXD_IN
33 BT CTS
34 BT RTS
35 USB TXD_OUT
36 USB RXD_IN
37 S-MASTER RST
38 USB RTS
39 S-MASTER DATA
40 S-MASTER SHIFT
41 PULL DOWN
42 S-MASTER LATCH
43 S-MASTER NSP MUTE
44 S-MASTER INIT
45 BT AV ROLE
46 PULL UP
47 DAB TXD_OUT
48 DAB RXD_IN
49 BT RESET
50 BT POWER
51 CDM OPEN SW
52 CDM CLOSE SW
54
R5F3640MDFAR (HX90BTR)
I/O
O Serial data output to the CD-MP3 processor
I SIRCS signal input from the remote control receiver
O Reset signal output to the USB controller
I Clear to send signal input from the USB controller
I Request signal input from the CD-MP3 processor
I External data bus width selection signal input terminal
I Processor mode switch input terminal (for test)
I Sub system clock input terminal (32.768 kHz)
O Sub system clock output terminal (32.768 kHz)
System reset signal input from the reset signal generator
I
For several hundreds msec. after the power supply rises, "L" is input, then it changes to "H"
O Main system clock output terminal (5 MHz)
- Ground terminal
I Main system clock input terminal (5 MHz)
- Power supply terminal (+3.3 V)
I Non-maskable interrupt signal input terminal
RDS data transfer clock signal input the tuner (FM/AM)
I
(HX50BTR: AEP/HX70BTR/HX80R/HX90BTR)
I Subcode block sync signal input from the CD-MP3 processor
I AC cut on/off detection signal input terminal
O Chip enable signal output to the CD-MP3 processor
O Serial data transfer clock signal output to the electrical volume
O Serial data transfer clock signal output to the CD-MP3 processor
O Serial data output to the electrical volume
O Bus selection signal output terminal
I Shut down signal input terminal
O PG muting control signal output to the stream processor
O Soft muting control signal output to the stream processor
I/O Two-way IIC clock bus terminal
I/O Two-way IIC data bus terminal
O Serial data output to the bluetooth module (HX50BTR/HX70BTR/HX90BTR)
I Serial data input from the bluetooth module (HX50BTR/HX70BTR/HX90BTR)
I Clear to send signal input from the bluetooth module (HX50BTR/HX70BTR/HX90BTR)
O Ready to send signal output to the bluetooth module (HX50BTR/HX70BTR/HX90BTR)
O Serial data output to the USB controller
I Serial data input from the USB controller
O Reset signal output to the digital power amplifi er
O Ready to send signal output to the USB controller
O Serial data output to the stream processor
O Serial data transfer clock signal output to the stream processor
I Connected to the ground
O Serial data latch pulse signal output to the stream processor
O NSP muting control signal output to the stream processor
O Initialize signal output to the stream processor
Transmission/reception mode notifi cation signal output to the bluetooth module
O
(HX50BTR/HX70BTR/HX90BTR)
I Connected to the power supply
O Serial data output to the DAB tuner module (HX80R/HX90BTR)
I Serial data input from the DAB tuner module (HX80R/HX90BTR)
O Reset signal output to the bluetooth module
Power on/off control signal output terminal for bluetooth section
O
"H": power on (HX50BTR/HX70BTR/HX90BTR)
I Disc tray open position detection signal input terminal
I Disc tray close position detection signal input terminal
Description
"L": reset
Fixed at "L" in this set
Fixed at "L" in this set
"L": reset
Not used
"L": AC cut on
"L": shut down
Fixed at "H" in this set
Fixed at "H" in this set
"L": reset
"L": reset (HX50BTR/HX70BTR/HX90BTR)
"L": disc tray is opened
"L": disc tray is closed