HCD-HX50BTR/HX70BTR/HX80R/HX90BTR
HCD-HX50BTR/HX70BTR/HX80R/HX90BTR
17
17
6-2. BLOCK DIAGRAM - TUNER/USB/BLUETOOTH Section -
BUS1
BUS0
BUS2
BUS3
BUCK
CCE
REQ
S-RAM
IC921
USB CONTROLLER
IC901
SYSTEM CONTROLLER
IC301 (2/5)
CN902
(USB)
3
2
1
D+
D–
70 CS2
64 RD
65 WR
66 SRLLB
67 SRLUB
VBUS
DATA, CLOCK,
A-IN, BCK, LRCK,
GATE, ST-REQ
BUS0 – BUS3,
BUCK, CCE, REQ
VBUS POWER
ON/OFF SWITCH
IC915
VBUS
+5V
BCK
A-IN
LRCK
GATE
ST-REQ
29 – 32, 35 – 38
21 – 18, 5 – 1
X901
9MHz
: USB
CLOCK
DATA
: AUDIO
: CD PLAY
SIGNAL PATH
R-ch is omitted due to same as L-ch.
: TUNER (FM/AM)
ANT901
IC904
BLUETOOTH MODULE
10
A_OUT_P_L
9
A_OUT_N_L
5
A_IN_P_L
4
A_IN_N_L
8
A_OUT_P_R
7
A_OUT_N_R
41
UART_TXD
40
UART_RXD
38
UART_CTS
39
UART_RTS
12
PIO_00
46
RESET
3
A_IN_P_R
2
A_IN_N_R
TUNER-L
PATTERN
ANTENNA
(FOR BLUETOOTH)
R-CH
R-CH
(HX50BTR/HX70BTR/HX90BTR)
BT OUT-L
TUNER (FM/AM)
AM
FM ANT
AM ANT
L OUT
R OUT
DO/STEREO
R-CH
RDS DATA
RDS CLK
ST DIN
ST CLK
ST CE
FM75
Ω
COAXIAL
ANTENNA
80 ST DATA OUT
81 ST CLK
79 ST CE
HX50BTR: AEP/HX70BTR/
HX80R/HX90BTR
: BLUETOOTH IN
: BLUETOOTH OUT
TUNED