Block Diagram -Main Section - Sony CDX-H910UI Service Manual

CDX-H910UI/HR910UI
4-1. BLOCK DIAGRAM – MAIN Section –
J901 (1/2)
L
BUS
AUDIO
IN
R BUS-RCH
AU_LCH
CD-RCH
AU_RCH
AU_ATT
VBUS_ON
CD_ON
CDM_ON
CD
Z_MUTE
MECHANISM
EJECT_OK
UNIT
SYS_RST
(MG-101Z)
BU_CHECK
(1/2)
WAKE_UP
RXD (MC-BUS)
TXD (MC-BUS)
DR_6V MECHA+6V
BU_3.3V BU+3.3V
A_3.3V
SERVO+3.3V
L
AUX
IN
AUX-RCH
R
FM/MW FRONT END
IC1
LOUT 8
J1
ROUT 9 TU-RCH
(ANTENNA)
1 AMRFIN
L6
4
FMIN1
3 FMIN2
RSSI 14
SCL 18
SDA 19
16 XTAL1
X1
4MHz
15 XTAL2
MPXIN
12
MPXOUT 13
X101
8.664MHz
HR910UI
CDX-H910UI/HR910UI
INPUT SELECT/
ELECTRONIC VOLUME
1 BUS_LCH
BUS-RCH BUS_RCH
2
5 CD_LCH
CD-RCH CD_RCH
6
VBUS_ON
7 AUX_LCH
CD_ON
AUX-RCH 9 AUX_RCH
CDM_ON
Z_MUTE
3 TU_LCH
EJECT_OK
TU-RCH 4 TU_RCH
SYS_RST
BU_CHK
WAKE_UP
13
MC_TX
ZAP_BEEP
∙
16
MC_RX
CD MUTE
DRIVE
Q201
CDM_ON
CD_ON
Z_MUTE
EJECT_OK
WAKE_UP
VBUS_ON
EEPROM
IC502
MC_TX
SDA
I2C_SIO 5
MC_RX
SCL
I2C_SCK 6
SCL
SDA
RDS RECEIVER
IC101
SCL
SCL
11
SDA
16 MPX SDA 12
10 XTO INTN 15
RDS POWER
9 XTI VDDA 1 SWITCH BU+3.3V
Q101, 102
VDDD 7
IC401
OUT_RLCH 33
OUT_RRCH 32 R-CH
(REAR)
OUT_FLCH 35
OUT_FRCH
34 R-CH
(FRONT)
MUTE
Q901
OUT_SLCH 31
SA_CLK
SA_CLK 27
SA_DA
SA_DA 28
SA_OUT
SA_OUT 29
SCL
I2C_SCK 37
SDA
I2C_SIO
38
MUTE DRIVE
Q906, 907
D202
SYSTEM CONTROL
IC501 (1/2)
SA_CLK
SA_CLK 72
SA_DA
75 CD_MUTE SA_OUT 71
SA_OUT
98 ZAPPIN_BEEP SA_IN 38
SCL
31 CDM_ON I2C_SCK 23
SDA
30 CD_ON I2C_SIO 22
D502
62
Z_MUTE
70 EJECT_OK ATT 27
BEEP
58 WAKE_UP 97
AMP_STB 68
88 V-BUS_ON DIAG 69
ACC_IN 25
60 MC_TX ILL_IN 63
59 MC_RX
TEL_ATT 26
BUS_ON 28
37 VSM UNICKO 20
BU_CHECK
83
UNISI 18
UNISO 19
SYA_RST 29
D201
84 DAVN
MC_TX
MC_RX
76 RDS_ON
18 18
MUTE
Q903
MUTE
Q905
POWER AMP/MULTIPLE
REGULATOR
IC301
OUT-FL+
12 IN-FL 5
D901 11 IN-RL OUT-FL– 3
BATT
OUT-RL+ 9
OUT-RL– 7
SDA
2 I2C_SIO
SCL
AMP-REM
4 I2C_SCK 29
ANT-REM 27
VP 35
VP1 20
D504
16 VP2 6
AC_GND
22 STB
25 DIAG AUDIO+B (8.5V) 30
BU+B 37
SERVO-3.3V 31
MECHA-6V 33
PANEL+B
34
ACCESSORY CHECK
Q703
ILLUMINATION CHECK
Q702
TELEPHONE ATTENUATE
CHECK
Q701
BUS INTERFACE
IC601
BATTERY
12 BUS_IN
CHECK/
11 CLK_IN BATT 3
PROTECT
10 BU_CHECK
Q601
8 DATA_OUT
9 CLK 4
DATA_IN
DATA_I/O 6
13 RST BUS_ON 1
RST
2
DISPLAY
B
DOOR_SW
SECTION
(Page 19)
+3.3V REG.
BU+3.3V BU+5V
IC302
RESET
SYS_RST
DISPLAY
A
MC_TX SECTION
(Page 19)
MC_RX
J901 (2/2)
L
AUDIO OUT
REAR
R-CH R
(REAR)
L
AUDIO OUT
FRONT
R-CH
R
(FRONT)
L
SUB OUT
(MONO)
R
CN701
1 FL+
9 FL–
2 RL+
10 RL–
4 FR+
12 FR–
R-CH
3
RR+
11 RR–
5 AMP-REM
6 ANT-REM
BATT
FU601
16 BATT
AUDIO+8.3V
BU+5V
SERVO+3.3V
MECHA+6V
ILL+10V
7 ACC
D707
14 ILL
13 TEL ATT
D606
TH601
D607 BATT
BATT
J601
7
BUS
4 1 CONTROL IN
5 2
6 3
8
• R-CH is omitted due to same as L-CH.
• Signal Path
: CD PLAY
: USB
: FM
: AM or MW/LW
: AUX
: BUS AUDIO