Block Diagram - Main Section - Sony MEX-BT4100E Service Manual

MEX-BT4100E/BT4100P/BT4100U/BT4150U
Ver. 1.1
5-2.

BLOCK DIAGRAM - MAIN Section -

J901
AUX
R-CH
J1
(ANTENNA IN)
RF_ANT_IN
CN802
SIRIUSXM IN
1
4
R-CH
6
BUFFER
2
IC830, 831
10
F3
9
(BT4100P)
BT BOARD
CNC2
LCH_P
MIC IN
LCH_N
RCH_P
RCH_N
MUTE
BT_MIC_PWR
BT_TX
BT_RX
BT_RTS
BT_CTS
MIC_DET
BT_POWER
RESET
RESET
(Page 27) C
MEX-BT4100E/BT4100P/BT4100U/BT4150U
FL, RL, SUB
FL
(Page 27) A
RL
SUB
CN01
TUX-DSP02 (TUNER UNIT)
AUDIO_OUT_L
AUDIO_OUT_R R-CH
SDA
SCL
RSTN
MAIN SYSTEM CONTROLLER
IC501 (2/3)
45 HIT2_DATA
B/U B+
46 HIT2_CLK
47 HIT2_RESET
33 XM_TX
XM_RX
34
35 XM_POWER EN
R-CH
73 BT_MUTE_IN
100 BT_MIC_POWER
SUB SYSTEM CONTROLLER
IC601 (2/3)
50 BT_RX
49 BT_TX
51 BT_CTS
52 BT_RTS
56 BT_MIC_DET
54 BT_POWER
55 BT_RST
D602
ELECTRICAL VOLUME, INPUT SELECTOR
IC401
33 AU_IN_FL AU_OUT_FL 36
31 AU_IN_RL
AU_OUT_RL 38
AU_OUT_SR 39
30 AU_IN_SUB
8 AUX_LCH
AU_OUT_LCH 28 PRE_L
AU_OUT_RCH 27 PRE_R
TU_LCH
5
14 FP1
15 FN1
11 XM_LCH
23 22
I2C_SIO 28
I2C_SCK 27
DIAG 57
AMPSTB 58
BEEP 26
ATT 56
28 28
R-CH
R-CH
B (Page 27)
MUTING MUTING MUTING
Q404 Q402 Q405
MUTING CONTROL
Q407, 409 (Suffix-21) R-CH
Q407 – 409 (Suffix-22)
12
11
Note: Refer to "MAIN BOARD DISCRIMINATION" on page 1 on supplement-1
for how to distinguish Suffi x-21 and Suffi x-22 of the MAIN board.
J403
L
FRONT
AUDIO OUT
R
L
REAR
AUDIO OUT
R
SUB OUT
(MONO)
POWER AMP
IC301 (1/2) CN301 (1/2)
6
OUT-FL+ 5 FL+
IN-FL 8
OUT-FL- 3 FL–
5
FR+
R-CH 7
FR–
2
OUT-RL+ 9 RL+
IN-RL
4
OUT-RL- 7
RL–
1
RR+
R-CH 3
RR–
2 4 25 22 16
R-ch is omitted due to same as L-ch.
SIGNAL PATH
: AUDIO
: TUNER
: SIRIUS/XM
: AUX
: Bluetooth