Read Sony CDX-GT740UI / CDX-GT747UI / CDX-GT790UI Service Manual online
CDX-GT740UI/GT747UI/GT790UI
CDX-GT740UI/GT747UI/GT790UI
18
18
X501
32.768kHz
12
11 X_IN
X_OUT
X502
7.92MHz
90
91 OSC_IN
1 NOSE_SW
OSC_OUT
S501
FRONT PANEL
DETACH DETECT
LED701,702
CN671
FLASH
PROGRAMMING
4 DOOR_IND
BATT
LED DRIVER
Q650,651
MAIN
SECTION
A
MAIN
SECTION
B
USB POWER
CONTROL
IC802
87
USB_OVER
3
DOOR_SW
3 2C
77
USB_ON
BATT
78
DD_ON
IN
D856
VBUS
4 N
5 OC
2
3 IN
6
OUT
BATT
D811
L810
D902
USB SELECT SWITCH
IC904
Q901
USB ON/OFF
CONTROL
S901
FRONT PANEL
OPEN DETECT
CD
MECHANISM
UNIT
(MG-101Z)
(2/2)
D905
7 1C
2 1B
6 2B
6 2B
1
1A
USB D+
USB D–
USB D–
5
2A
DC-DC CONVERTER
IC801
6
DRV
1 RC
DC-DC CONVERTER
IC852
4
5
OUT
1
IN
7 CT
7
OUT
8
OUT
USB POWER
SWITCH
Q801
FL POWER
CONTROL
Q851,852
DC-DC
CONVERTER
CONTROL
IC851,Q861
FSW
CONTROL
Q856,857
6 CS VCC
STB
1
3
4
ILL+10.4V REG
IC351
5
4
2
1
1
FL+3.3V REG
IC650
FL POWER
CONTROL
Q853
VOLTAGE
DETECT
Q859
SWITCHING
REGULATOR
Q858
USB POWER
CONTROL
Q802
SWITCHING
REGULATOR
Q810
USB
+5V REG
Q813
VOLTAGE
DETECT
Q811,812
1
3
2
3
2
VBUS
D+
D–
D–
4
CN902
(USB)
4
5
6
7
5
6
7
D851
D650
RESET
IC902
D859
D858
RC_IN1
KEY_ACK0
RC_IN0
J590
(REMOTE IN)
SLJQDO PDWK
: USB
AM(10K)
FM(200K)
FM(50K)
AM(9K)
38
40
47
46
47
46
44
SYSTEM CONTROL
IC501 (2/2)
FL DISPLAY CONTROL,
LED CONTROL
IC901
KEY_IN0
FL_F(+)
FL_F(–)
FL_VDD2+55V
SYS_SO
SYS_SI
SYS_SI
DSPL_IF
LAT TA2 OUT
FL_DAT1
FL_DAT2
FL_DAT3
FL_DAT2
FL_DAT3
FL_CLK_IN
FL_CLK_IN
FL_CLK_IN
FL_CLK_OUT
GCP_TA0_OUT
BK_TA1_OUT
GCP_TA4_IN
DSPL_TX
DSPL_RX
FLD_ON
24
98
RING
92
ILL_RED
KEY_ACK1
9 RE-IN0
10 RE-IN1
FLASH+W
29
1
30
DSPL_CE
DSPL_TX
DSPL_RX
DSPL_TX
DSPL_RX
MAS_IF
KEY_2
86
85 KEY_1
FL_VDD+3.3V
FL_VDD2+55V
FL_F(–)
FL_F(+)
22
41
41
CNVSS
RESET
RESET
D925
D924
DSPL_RESET
7
10
XOUT
XIN
VIN VOUT
11
13
21
ILL_VOL
BATT
PANEL+B
B.U+5V
X901
8MHz
KEY_PUSH
78
KEY
MATRIX
S701,902–907,
S909–918,
RE901 (2/2)
ROTARY
ENCODER
RE901 (1/2)
BU+3.3V
RX
TX
VDD
FLASH+W
TX
VDD
FLASH+W
ILL+10.4V
D927,
LED901–916
LED901–916
D926,
LED917–920
LED917–920
LED DIMMER
CONTROL
Q905–907
LED POWER
CONTROL
Q908,910
LED DRIVER
Q902–904
FL900
FLUORESCENT
INDICTOR TUBE
1
I
3
8
30
7
31
35
I
37
2
SIRCS
91
ILL_BLUE
90
ILL_GREEN
83
32
39
39
43
AREA_SEL2
ILL+10.4V
FL_VDD+3.3V
FL_VDD+3.3V
S502
FREQUENCY
SELECT
BU+3.3V
GT790UI
26
33
24
22
23
45
22
21
25
35
47
47
28
27
28
28
26
19
19
DC–DC
CONVERTER
TRANSFORMER
T850
REMOTE CONTROL
SIGNAL RECEIVER
IC903
FL POWER
CONTROL
Q854,855
ILL+10.4V
POWER
CONTROL
Q351
5
FSW_IN
2
FL_ON
45
FSW_OUT
3
4-2. BLOCK DIAGRAM – DISPLAY Section –
(Page 17)
(Page 17)
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