Block Diagram - Tuner/Usb/Bluetooth Section - Sony HCD-DH7BT - Dvd Receiver For Cmtdh7bt Micro System Service Manual

Q Q
3 7 6 3
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
T E
L 3
CE 6 70 CS2
64 RD
OE 41
WE 17 65 WR
LB 39 66 SRLLB
UB 40 67 SRLUB
75
ANT901
PATTERN
ANTENNA
(FOR BLUETOOTH) BLUETOOTH MODULE
w w w
HCD-DH3/DH5BT/DH7BT
5
MP3 PROCESSOR
IC901 IC951
DATA 93 65 AIN (PI4) LO 30
BCK 92 66 BCKi (PI5)
RO 27 R-CH
LRCK 71 67 LRCKi (PI6)
GATE 94 51 PIO3
ST-REQ 97 46 AoUT3 (PO4)
BUS0 55 38 BUS0
BUS1 56 39 BUS1
BUS2 57 40 BUS2 (SO)
BUS3 58 41 BUS3 (SI)
/BUCK 59 42 BUCK (CLK)
/CCE 60 43 XCCE
REQ 96 48 PIO0
/RST 61 37 XRST
XI XO
23 24
X951
16.9344MHz
RXD1 88
TXD1 87
DI 2
DO 84
/RESET 1
ANTENNA TUNER (FM/AM)
4 2 2 6 5 3
FM75
FM ANT TUNER-L
COAXIAL
TUNER-R
AM AM ANT
PLL DO/STEREO
PLL CLK
X1 X2
73
RDS DATA
RDS CLK
X901
9MHz
(DH5BT: AEP)
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
x o
UART_TXD 41
y
UART_CTS 38
. i
UART_RTS 39
PIO_00 12
RESET 46
http://www.xiaoyu163.com
5
(DH3/DH5BT)
USB-L
D
(Page 24)
SC-RX-IN,
SC-TX-OUT
E
(Page 24)
SYSTEM CONTROLLER
IC101 (2/5)
(DH7BT)
76 O-XM TXD/O-USB TXD
77 I-XM RXD/I-USB RXD
79 I-USB RXD
60 O-USB SO
61 I-USB SI
8 O-USB RST
Q Q
3 7 6
TUNER-L
F
R-CH
7 I-ST DI
PLL DIN 87 O-ST DATA
88 O-ST CLK
PLL CE 85 O-ST CE
6 I-RDS SI
5 I-RDS CLK
BT-L
G
(Page 24)
BT OUT-L
H
(Page 24)
72 O-BT TXD
u 6 3
71 I-BT RXD
80 I-BT RXD
67 O-BT RTS
66 I-BT CTS
65 O-BT AV ROL
68 O-BT REST
(DH5BT/DH7BT)
23 23
http://www.xiaoyu163.com
2 4
8
3 5 5 8 2
(Page 24)
m
R-ch is omitted due to same as L-ch.
SIGNAL PATH
c o
: AUDIO
: TUNER (FM/AM)
.
: USB
: BLUETOOTH IN
: BLUETOOTH OUT
HCD-DH3/DH5BT/DH7BT
2
8
4 8 2