Block Diagram - Tuner/Usb/Bluetooth Section - Sony HCD-HX50BTR Service Manual

6-2.

BLOCK DIAGRAM - TUNER/USB/BLUETOOTH Section -

CN902 USB CONTROLLER
(USB)
3
D+
79 D+
2
D–
80 D–
VBUS POWER
ON/OFF SWITCH
IC915
1
VBUS VBUS
5 OUT IN 4
+5V
EN FLG
1 3
77 USBOC
78 USBPON
S-RAM
IC921
CE 6 70 CS2
OE 41 64 RD
WE 17 65 WR
LB 39 66 SRLLB
UB 40 67 SRLUB
ANT901
PATTERN
ANTENNA
(FOR BLUETOOTH)
BLUETOOTH MODULE
HCD-HX50BTR/HX70BTR/HX80R/HX90BTR
IC901
DATA
DATA 85
CLOCK
CLOCK 86
A-IN
DATA 93
BCK
BCK 92
LRCK
LRCK 71
GATE
GATE 94
ST-REQ
ST-REQ 97
BUS0
BUS0 55
BUS1
BUS1 56
BUS2
BUS2 57
BUS3
BUS3 58
BUCK
/BUCK 59
CCE
/CCE 60
REQ
REQ 96
RXD1 88
TXD1 87
DI 2
DO 84
/RESET 1
ANTENNA TUNER (FM/AM)
FM75Ω
FM ANT
COAXIAL
AM AM ANT
DO/STEREO
X1 X2
75 73
X901
9MHz
IC904
A_OUT_P_L 10
MIX AMP
IC902
A_OUT_N_L 9
A_OUT_P_R 8
R-CH
A_OUT_N_R 7
A_IN_P_L 5
LINE AMP
IC901
A_IN_N_L 4
A_IN_P_R 3
R-CH
A_IN_N_R 2
UART_RXD 40
UART_TXD 41
UART_CTS 38
UART_RTS 39
PIO_00 12
RESET 46
DATA, CLOCK,
A-IN, BCK, LRCK,
GATE, ST-REQ
BUS0 – BUS3,
BUCK, CCE, REQ
SYSTEM CONTROLLER
IC301 (2/5)
35 USB TXD_OUT
36 USB RXD_IN
38 USB RTS
6 USB_CTS
5 USB_RESET
TUNER-L
L OUT
R OUT R-CH
TUNED 76 ST TUNED
82 ST DATA IN/STEREO
ST DIN 80 ST DATA OUT
ST CLK 81 ST CLK
ST CE 79 ST CE
RDS DATA 83 RDS DATA
RDS CLK 18 RDS INT
HX50BTR: AEP/HX70BTR/
HX80R/HX90BTR
BT-L
(Page 18)
BT OUT-L
(Page 18)
31 BT TXD_OUT
32 BT RXD_IN
34 BT RTS
33 BT CTS
45 BT AV ROLE
49 BT RESET
(HX50BTR/HX70BTR/HX90BTR)
17 17
HCD-HX50BTR/HX70BTR/HX80R/HX90BTR
B
(Page 16)
C
(Page 16)
D (Page 18)
E
F
R-ch is omitted due to same as L-ch.
SIGNAL PATH
: AUDIO
: TUNER (FM/AM)
: CD PLAY
: USB
: BLUETOOTH IN
: BLUETOOTH OUT