Diagrams; Block Diagram - Main Section - Sony DSX-M50BT Service Manual

5-1.

BLOCK DIAGRAM - MAIN Section -

CN201
3
D+
2
D–
1
VBUS USB VBUS
J304
AUX
R-CH
TU252
TUX-DSP03 (TUNER UNIT)
RF_ANT_IN AUDIO_OUT_L
J303
AUDIO_OUT_R
(ANTENNA IN)
SDA
SCL
RSTN
ANT601
BT BOARD
LCH_P
LCH_N
MIC601
RCH_P
MIC_OUT RCH_N
MIC+_IN UART_TX
UART_RX
UART_RTS
UART_CTS
MUTE
RESET
MODULE_PON
DSX-M50BT
SECTION 5

DIAGRAMS

69 UDP1
68 UDM1
DACOUT_L 4
13 L3_IN_P
14 L3_IN_N
USB CONTROLLER, INPUT SELECTOR,
AUDIO DSP, ELECTRICAL VOLUME
75 X12OUT
IC201
X201
12MHz
74 X12IN
9 L1_IN
R-CH
11 L2_IN
54 53 52 55 56 86
20 22 21 19 17 16
45 HIT2_SDA
46 HIT2_SCL
MIX AMP
47 HIT2_RESET
IC602
R-CH
SYSTEM CONTROLLER
IC101 (1/2)
76 BT_RX (A50)
75 BT_TX (A50)
83 BT_CTS (A50)
82 BT_RTS (A50)
65 BT_MUTE (A50)
84 BT_RESET (A50)
85 BT_POWER (A50)
CENTER VOLTAGE
+8.5V GENERATOR
IC303
LFOUT 1
LINE AMP
3 LVRIN
IC302
LROUT 2
EEPROM
IC202
CP-SDA 83 2 SDA
CP-SCL 82 6 SCL
62 47 51
23 25 18
MUTING
ATT 56 CONTROL
Q109, 110
MUTING
AMP_MUTE 57 SWITCH
Q304
BEEP 26
AMPSTB 58
13 13
R-CH
R-CH
POWER AMP
IC304
FL+ 5
12 IN_FL
FL– 3
R-CH
RL+ 9
11 IN_RL
RL– 7
MUTING MUTING
Q305 Q303
R-CH
22 16 4
R-ch is omitted due to same as L-ch.
SIGNAL PATH
: AUDIO
R-CH
: TUNER
: USB
: AUX
: Bluetooth
: MIC
DSX-M50BT
J301
L
FRONT
R
AUDIO OUT
L
REAR
R
CN102 (1/2)
1
FL+
9
FL–
4
FR+
12
FR–
2
RL+
10
RL–
3
RR+
11
RR–