Diagrams; Block Diagram - Main Section - Sony CDX-GT40U Service Manual

4-1. BLOCK DIAGRAM – MAIN Section –
J901
AUX
J1
(ANTENNA)
CN700
24
A
18 FPI1
28 B
15 FNI2
26
C
16 FNI1
17 FPI2
20 E
21 TNI
22
F
20 TPI
10 LD LD DRIVE
25 LDO
Q710
12 PD
24 MDI
6 FOCUS
31 FO0
4
TRACK
32 TRO
3
SL
34 FMO
1
SP
35 DMO
CD
MECHANISM
DECK BLOCK
94
(MG-101CA-188)
15
7 DRV_ON
35 DRV_ON
9 LOAD
36 MEC_LOAD
11 EJECT
37 MEC_EJECT
13
L_SW
39 MEC_LIMIT
15
IN_SW
40 MEC_INSW
17 D_SW
41 MEC_DSW
SELF
5
25 MEC_SELFSW
25 DRV_6V
MECHA+6V
27 DRV_6V
CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE
SECTION 4

DIAGRAMS

R-CH
TU901
TUNER UNIT
AUDIO_OUT_L
3
AUDIO_OUT_R
RF_ANT_IN
4
1
RSTN
5
SCL
6
SDA
7
DIGITAL SIGNAL PROCESSOR
IC701
DA03(F_L_CH) 57
DA02(F_R_CH) 54 R-CH
DA04(R_L_CH) 59
DA01(R_R_CH) 52 R-CH
DA05(SUB_CH) 61
ADIN1(IN_L_CH) 70
ADIN2(IN_R_CH) 74
R-CH
SP_DATA 95
SP_CLK 96
XI 66
X701
16.934MHz
XO 67
80 79 81 85 82 93 92 91 90 89 88 87 37
22 23 24 28 29 16 17 18 19 20 21 27 38
CD
DEC
TXD 55
RXD 56
WAKEUP 8
ZMUTE 54
CDON 53
MECON 52
CD SERVO, RESET 3
USB CONTROL
IC601 (1/2)
VBUS_ON 74
A_ATT 51
BU_IN 12
RXD
5
TXD
4
RESET
1
CN501
CLK
FLASH
2
PROGRAMMING
FLASH_W
7
BUSY
3
BU3.3V
6 BU+3.3V
ELECTRONIC VOLUME
IC401
AU_OUT_SL 40
AU_OUT_SR 39
8 AUX_LCH
R-CH 10 AUX_RCH
9 AUX_GND
AU_OUT_FL 36
AU_OUT_RL 38
5 TU_LCH
AU_OUT_FR 35
R-CH R-CH 7 TU_RCH
AU_OUT_RR 37
33 AU_IN_FL
R-CH 34 AU_IN_FR
I2C_SCL 22
31 AU_IN_RL
I2C_SDA 23
32 AU_IN_RR
R-CH
30 AU_IN_SUB
28 AU_OUT_LCH
27 AU_OUT_RCH
R-CH
SYSTEM CONTROL
IC501 (1/2)
RSTN
49 HIT2_RESET
SCL
48 HIT2_SCL
SDA I2C_SCL
HIT2_SDA
47 I2C_SCL 29
I2C_SDA
I2C_SDA
30
89 SA_DATA
90 SA_CLK
ATT 58
BEEP
28
AMPSTB 60
DIAG 59
22 MC_RX
24 MC_TX
40 WAKE_UP
42 Z_MUTE
38 CD_ON ACC_IN 57
39 CDM_ON
D731
12 RESET
20 SYSRST
51 VBUS_ON
32 FW_RXD
31 FW_TXD
BU_IN 19
33 FW_CLK
9 CNVSS
34 FW_BUSY
RESET
IC403
1 VOUT VDD 2 BU+3.3V
21 21
CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE
R-CH
I2C BUS CONTROLLED
POWER AMP/MULTIPLE
MUTE
VOLTAGE REGULATOR
Q406
IC301
OUT-FL+
12 IN-FL
OUT-FL–
11 IN-RL
R-CH (FRONT)
OUT-RL+
MUTE MUTE
R-CH (REAR)
OUT-RL–
Q402 Q404
I2C_SCL
I2C_SDA
R-CH
D401
MUTE DRIVE
BATT
Q407,409
I2C_SCL
4 I2C_SCL
I2C_SDA AMP-REM
2 I2C_SDA
ANT-REM
D403
BU+B
AUDIO+B
SERVO+3.3V
16 BEEP
MECHA+6V
22 STB
PANEL+B
25 DIAG
ACC DETECT
BACKUP LOW
D805
VOLTAGE VOLTAGE
BATT
CHECK CHECK
Q803 Q801
OVER
D806
VOLTAGE
CHECK
Q802
BU+3.3V REG
BU+3.3V 4 5 B.U+5V
IC402
Note: CN501 has been deleted in the midway of production.
Ver. 1.4
J401
-1
L
AUDIO
REAR/SUB
-2
OUT
R-CH
R
CN301
1
5 FL+
9
3 FL–
2
9 RL+
10
7 RL–
4
FR+
12
FR–
3
R-CH
RR+
11
RR–
5
29
AMP-REM
6
ANT-REM
BATT
FU601
16
VP 35 BATT
VP1
20
VP2 6
37 B.U+5V
30 AUDIO+8.5V
31
SERVO+3.3V
33 MECHA+6V
34 PANEL+B
7
ACC
Q301
R-CH L-CH.
S P
: CD
: FM
AM MW
: BUS AUDIO