Read Sony DSX-A40UE / DSX-A40UI / DSX-A42UI Service Manual online
DSX-A40UE/A40UI/A42UI
DSX-A40UE/A40UI/A42UI
11
11
SECTION 4
DIAGRAMS
4-1. BLOCK DIAGRAM - MAIN Section -
1
9
J302
CN102 (1/2)
69
1
UDP1
LFOUT
4
DACOUT_L
83
CP-SDA
82
CP-SCL
POWER AMP
IC304
12
5
IN_FL
FL+
FL–
FL+
3
FL–
9
RL+
7
RL–
11 IN_RL
2
LROUT
56
ATT
68 UDM1
3 LVRIN
13 L3_IN_P
3
2
1
D+
D–
VBUS
USB VBUS
CN201
14 L3_IN_N
X12OUT
SDA
9 L1_IN
54
20
45 HIT2_SDA
46 HIT2_SCL
47 HIT2_RESET
46 HIT2_SCL
47 HIT2_RESET
R-CH
J304
J303
(ANTENNA IN)
AUX
TU252
TUX-DSP03 (TUNER UNIT)
RF_ANT_IN
AUDIO_OUT_L
AUDIO_OUT_R
SDA
SCL
RSTN
R-CH
SIFDO
SDI
53
22
SIFDI
SDO
52
21
SIFCK
SCK
55
19
SIFCE
CE
22
MUTE
16
AC_GND
4
STBY
56
17
BUSYB
BUSY
86
16
CMDERR
CMD_ERR
62
23
USBINS1
USB_IN
47
25
SMON1
WDT_MON
51
18
RESETB
SYSRST
LINE AMP
IC302
EEPROM
IC202
MUTING
Q305
MUTING
Q303
X201
12MHz
75
2
SCL
6
74 X12IN
CENTER VOLTAGE
GENERATOR
IC303
+8.5V
MUTING
CONTROL
Q109, 110
57
AMP_MUTE
26
BEEP
58
AMPSTB
R-CH
4
12
FR+
FR–
2
10
RL+
RL–
R-CH
R-CH
3
11
RR+
RR–
R-CH
R
REAR
AUDIO OUT
L
MUTING
SWITCH
SWITCH
Q304
: USB
: TUNER
: AUX
SIGNAL PATH
: AUDIO
R-ch is omitted due to same as L-ch.
USB CONTROLLER, INPUT SELECTOR,
AUDIO DSP, ELECTRICAL VOLUME
IC201
SYSTEM CONTROLLER
IC101 (1/2)
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