Sony CDX-GT35U Service Manual ▷ View online
CDX-GT35U/CXS-GT3516F
CDX-GT35U/CXS-GT3516F
21
21
4-8. SCHEMATIC DIAGRAM – KEY Section –
8
14
E
H
11
7
1
5
12
9
4
2
B
G
3
D
13
F
I
J
10
A
C
6
A
(3/3)
BOARD
MAIN
CN403
0.8
0.8
0.2
0.1
0.1
0.8
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
5.2
5.1
5.1
2.6
2.6
2.6
2.6
2.6
2.6
2.6
5.2
3.5
1.8
2.6
2.6
2.6
2.6
2.6
2.6
5.2
3.5
1.8
2.6
4.7
0.2
3.2
3.1
4.7
0.2
3.2
3.1
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
5.1
5.1
5.1
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
KEY BOARD
JACK BOARD
IC901
IC902
VCC
OUT
OUT
GND1
GND2
GND2
RS-470
IC902
1
2
3
4
LED901
(LCD BACK LIGHT)
NESW505DT-A0-UV
S906
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16
17
18
19
20
21
22
29
28
27
26
25
24
23
28
27
26
25
24
23
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
56
57
58
59
60
61
62
63
64
LC75829PWH-US-H
IC901
BACK-LIGHT
DIMMER
COLOR
BLINK
SEG48
SEG47
SEG46
SEG45
SEG44
SEG43
SEG42
SEG41
SEG40
SEG39
SEG38
SEG37
SEG36
SEG35
SEG34
SEG33
SEG32
SEG31
SEG30
SEG29
SEG28
SEG27
SEG26
SEG25
SEG24
SEG23
SEG22
SEG21
SEG20
SEG19
SEG18
SEG17
SEG16
SEG15
SEG14
SEG13
SEG12
SEG1
1
SEG10
SEG9
SEG8
SEG7
SEG6
SEG5
SEG4
SEG3
COM4
COM3
COM2
COM1
SEG2
VDD
VDD1
VDD2
VSS
SEG52
INH
LCD_CE
LCD_CLK
LCD_DATA
SEG3
COM4
COM3
COM2
COM1
SEG2
VDD
VDD1
VDD2
VSS
SEG52
INH
LCD_CE
LCD_CLK
LCD_DATA
1SS355WTE-17
D901
D902
MAZ8051GMLS0
C901
0.1
C902
0.1
1M
R904
C904
0.47
C906
0.1
R906
150
R907
150
R905
100
MAZ8180GMLS0
D906
S905
S903
S902
S904
RE901
R920
820
R921
1k
R922
1k
R923
1.2k
R924
1.5k
R925
1.8k
2.2k
R926
R927
3.3k
R928
820
R929
1k
R930
1k
R931
1.2k
R932
1.5k
R933
1.8k
R934
2.2k
R908
120
R909
120
R910
120
R911
1.2k
LED913
SML-310VTT86TJ
LED931
SML-310VTT86TJ
LED930
SML-310VTT86TJ
R935
180
R936
150
R943
100
R944
100
R947
220
R948
180
LED918
SML-310VTT86TJ
R952
180
R951
220
R939
220
R940
180
R959
100
R963
100
R964
100
R967
100
R968
100
0.1
C903
R914
0
LED925
SML-310VTT86TJ
LED924
SML-310VTT86TJ
LED911
SML-310VTT86TJ
MAZ8068GMLS0
D907
MAZ8068GMLS0
D908
MAZ8068GMLS0
D909
MAZ8068GMLS0
D910
MAZ8068GMLS0
D912
3
1
2
4
L901
10X2
RB901
MAZ8068GMLS0
D911
0
R986
0
R987
100
R988
100
R989
100
R990
1
2
3
2
3
4
4P
CN902
VDR900
VDR901
VDR903
LCD901
1
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
52
2
4
49
51
3
50
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
11
12
13
14
15
16
17
18
19
20
20P
CN901
GND
USB_VBUS
GND
USB_GND
KEY_GND
KEY_GND
USB_D+
AUX_LCH
USB_D-
KEY1
AUX_RCH
RE1
AUX_GND
RE0
KEY0
LCD_CE
SIRCS
LCD_CLK
LCD_DATA
ILL_+10.4V
PANEL_SW(NOSE_SW)
R991
3.3k
R955
100
S907
S908
LED907
SML-310VTT86TJ
LED914
SML-310VTT86TJ
LED915
SML-310VTT86TJ
VDR908
VDR906
2SC3052EF-T1-LEF
Q907
2SC3052EF-T1-LEF
Q902
BACK LIGHT
LED DRIVE
2SC3052EF-T1-LEF
Q901
DIMMER SWITCH
R992
10k
R993
10k
R996
10k
0
R998
LSW901
3
1
2
4
5
6
LSW911
LSW908
LSW907
LSW909
LSW906
LSW912
LSW913
LSW905
LSW910
FB902
FB901
J901
FB903
S[1]
S[2]
COM[1]
COM[2]
COM[3]
COM[4]
S[3]
S[4]
S[5]
S[6]
S[7]
S[8]
S[9]
S[10]
S[1
1]
S[12]
S[13]
S[14]
S[15]
S[16]
S[17]
S[18]
S[19]
S[20]
S[21]
S[22]
S[23]
S[24]
S[25]
S[26]
S[27]
S[28]
S[29]
S[30]
S[31]
S[32]
S[33]
S[34]
S[35]
S[36]
S[22]
S[23]
S[24]
S[25]
S[26]
S[27]
S[28]
S[29]
S[30]
S[31]
S[32]
S[33]
S[34]
S[35]
S[36]
COM[1]
COM[2]
COM[3]
COM[4]
S[48]
S[47]
S[46]
S[45]
S[44]
S[43]
S[42]
S[41]
S[40]
S[39]
S[38]
S[37]
S[36]
S[35]
S[34]
S[33]
S[32]
S[31]
S[30]
S[29]
S[28]
S[27]
S[26]
S[25]
S[24]
S[23]
S[22]
S[21]
S[20]
S[19]
S[18]
S[17]
S[16]
S[15]
S[14]
S[13]
S[12]
S[1
1]
S[10]
S[9]
S[8]
S[7]
S[6]
S[5]
S[4]
S[3]
S[2]
S[1]
S[48]
S[47]
S[46]
S[45]
S[44]
S[43]
S[42]
S[41]
S[40]
S[39]
S[38]
S[37]
AUX_LCH
AUX_RCH
AUX_GNO
AUX_LCH
AUX_GNO
AUX_RCH
CE
CLK
DATA
CE
CLK
DATA
CLK
DATA
PUSH ENTER/SELECT
REMOTE CONTROL
SIGNAL RECEIVER
LCD DRIVE
W004
W005
W006
W001
W003
W002
LIQUID CRYSTAL DISPLAY PANEL
AUX
(VOLUME)
SEEK+
SEEK-
(USB)
CN902
1/ALBM-
OFF
2/ALBM+
SOURCE
MODE
3/REP
4/SHUF
5/DM+
6/PAUSE
DSPL/SCRL
ZAP
OFF
SOURCE
SOURCE
MODE
MODE
SEEK-
SEEK+
BTM
3
1
2
4
5
6
3
1
2
4
5
6
3
1
2
4
5
6
3
1
2
4
5
6
3
1
2
4
5
6
3
1
2
4
5
6
3
1
2
4
5
6
3
1
2
4
5
6
3
1
2
4
5
6
(Page 19)
CDX-GT35U/CXS-GT3516F
CDX-GT35U/CXS-GT3516F
22
22
• IC Block Diagrams
IC301 TDA8588AJ/N2/R1 (MAIN Board (1/3))
IC402 TK11133CSCL-G (MAIN Board (1/3))
IC501 TPS40200DRG4 (MAIN Board (2/3))
IC503 NJM2387ADL3 (TE2) (MAIN Board (2/3))
MUTE
MUTE
ENABLE
LOGIC
STANDBY/
MUTE
BATTERY
DETECTION
CHIP DETECT/
DIAGNOSTIC
PROTECTION/
DIAGNOSTIC
SWITCH
REGULATOR
SWITCH
REFERENCE
VOLTAGE
LOADDUMP
PROTECTION
TEMPERATURE
PROTECTION
BACK-UP
SWITCH
REGULATOR
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
TAB
OUT-FL–
OUT-FL+
OUT-RL–
OUT-RL+
IN-RL
S-GND
IN-RR
OUT-RR+
OUT-RR–
OUT-FR+
OUT-FR–
DIAG
ANT-REM
AMP-REM
SERVO+3.3V
MECHA+6V
VP
BU+B
SDA
SCL
VP2
P-GND1
SVR
IN-FL
IN-FR
BEEP
P-GND3
VP1
STB
P-GND4
RST
CRES
AUDIO+B
GND
PANEL+B
CBU
FL
RL
RR
VP
FR
I
2
C BUS
1
2
3
5
4
CONT
GND
NOISE
VIN
VOUT
OVERHEAT &
OVERCURRENT
PROTECTION
BAND GAP
REFERENCE
CONTROL
CIRCUIT
1
2
RC
GND
DRV
ISNS
VCC
SS
3
COMP
4
FB
SOFT-START
AND
OVERCURRENT
700mV
ENABLE E/A
E/A AND SS
REFERENCE
REFERENCE
7
8
6
5
UVLO
OSC
PWM
LOGIC
DRIVER
1
2
3
4
5
CURRENT
LIMIT
THERMAL
PROTECTION
OVERVOLTAGE
PROTECTION
BAND GAP
REFERENCE
VIN
CONT
VOUT
VADJ
GND
IC001 TEF6617T/V1/S470, 518 (MAIN Board (3/3))
AMRFIN 1
AMRFDEC 2
FMIN2 3
FMIN1 4
LOUT 8
ROUT 9
MPXOUT 13
RSSI 14
XTAL2 15
XTAL1 16
GNDAUD 10
GNDRF 5
VCC2 6
AMRFAGC 7
AMIFAGC2 11
MPXIN 12
AMSELOUT2
32
AMSELOUT1
31
AMIFAGC1
30
AMSELIN2
29
PLL
25
VCODEC
24
VREF
20
SDA
19
SCL
18
GNDD
17
GND
23
AMSELIN1
28
TEST
27
PLLREF
26
VCC1
22
VREGSUP
21
AM
TUNER
FM
TUNER
OUTPUT
PLL
TUNING
SYSTEM
I2C BUS
POWER
SUPPLY
STEREO DECODER
HIGH CUT
SOFT MUTE
NOISE BLANKER
SIGNAL
IMPROVEMENT
CONTROL
BANDWIDTH
CONTROL
RDS
DEMODULATOR
AND
DECODER
CDX-GT35U/CXS-GT3516F
23
IC804 BD3705FV-E2 (MAIN Board (3/3))
3
TU_LCH
1
OPEN
4
TU_RCH
5
CD_LCH
6
CD_RCH
7
AUX_LCH
9
AUX_RCH
8
AUX_GND
2
FIL C
VCC2
O/P FL
VCC
VCC
I2C_SCK
I2C_SIO
26
25
24
22
21
20
19
18
17
16
15
23
FADER
FADER
FADER
FADER
LOUDNESS
3 BAND P-EQ(TONE CONTROL)
VOLUME/MUTE
INPUT GAIN
GND
ISO AMP
10
OPEN
11
OPEN
GND
ISO AMP
12
ZAP BEEP L
13
ZAP BEEP R
GND
ISO AMP
14
OPEN
INPUT SELECTOR (2 SIGNAL END 2 STEREO (SO))
O/P FR
O/P RL
O/P RR
O/P SUB L
O/P SUB R
OPEN
PULL UP
OPEN
I2C BUS
LOGIC
FADER
LPF
GND
ISO AMP
LEVEL METER
(I2C)
OPEN
A-GND
28
27
CDX-GT35U/CXS-GT3516F
24
• IC Pin Function Description
MAIN BOARD (2/3) IC401 MB90F882PF-G-103JNE1 (SYSTEM CONTROL)
Pin No.
Pin Name
I/O
Description
1
CYRIL_SEL
I
Cyril select signal input (L: No cyril select)
2
B-OUT_SEL
I
Black out setting signal input (L: No black out)
3
COL_SW_SEL
I
Key illumination initial color setting signal input (L: Amber)
4
ILLUMI_SEL
I
Key illumination voltage setting signal input (H: 10.4 V)
5, 6
NCO
O
Not used. (Open)
7
NOSE_SW
I
Front panel detach detect signal input
8 to 10
NCO
O
Not used. (Open)
11
RE_IN0
I
Rotary encoder signal input 0
12
RE_IN1
I
Rotary encoder signal input 1
13
X_OUT
O
Low speed operation clock signal output (32.768 kHz)
14
X_IN
I
Low speed operation clock signal input (32.768 kHz)
15
VCC
—
Power supply pin (+3.3 V)
16
VSS
—
Ground
17
C
—
Regulator reference capacitor connecting pin
18
UNISI
I
SONY-BUS data input Not used.
19
UNISO
O
SONY-BUS data output Not used. (Open)
20
UNISCK
O
SONY-BUS clock signal output Not used. (Open)
21
USB_ON
O
USB over current detect IC control signal output
22
I2C_SIO
I/O
I2C serial data input/output
23
I2C_SCK
O
I2C serial clock signal output
24
USB_OVER
I
USB over current detect signal input
25
BUS_ON
O
BUS ON signal output Not used. (Fixed at L is this set.)
26
SYS_RST
O
System reset signal output
27
CD_ON
I
CD mechanism servo power supply control request signal input
28
CDM_ON
I
CD mechanism deck power supply control request signal input
29
ACC_IN
I
Accessory power supply detect signal input
30
TEL_ATT
I
Telephone attenuator detect signal input
31
ATT
O
Audio mute control signal output
32
AVCC
—
A/D converter power supply pin (+3.3 V)
33
AVRH
—
A/D converter external reference power supply pin (+3.3 V)
34
RC_IN1
I
Rotary commander shift key signal input 1
35
AVSS
—
Ground for A/D converter
36
QUALITY
I
Not used. (Open)
37
VSM
I
S meter voltage detect signal input
38
SA_IN
I
Spectrum analyzer DC input Not used. (Open)
39
KEY_IN1
I
Key signal input 1
40
KEY_IN0
I
Key signal input 0
41
RC_IN0
I
Rotary commander shift key signal input 0
42, 43
NCO
O
Not used. (Open)
44
VSS
—
Ground
45
KEY_ACK0
I
Key acknowledge detect signal input (Rotary commander)
46
KEY_ACK1
I
Key acknowledge detect signal input (Front panel)
47
EXTATT_XEN
O
L is sent when electronic volume IC has the status of CD/USB (H is sent when it has the
status of other source)
status of other source)
48
LCD_CE
O
LCD driver chip enable signal output
49
LCD_SO
O
LCD driver serial data output
50
LCD_SCK
O
LCD driver serial clock signal output
51
MD2
I
Micon operation mode setting signal input (active: L)
52
MD1
I
Micon operation mode setting signal input (Fixed at H in this set)
53
MD0
I
Micon operation mode setting signal input (active: H)
54
RESET
I
Reset signal input
55
AREA_SEL2
I
Destination setting pin 2
56
AREA_SEL1
I
Destination setting pin 1
57
AREA_SEL0
I
Destination setting pin 0
58
WAKE_UP
O
CD mechanism deck micon wake up signal output
59
MC_RX
I
MC-BUS communication and CD mechanism deck micon communication RX input
Click on the first or last page to see other CDX-GT35U service manuals if exist.