Sony CDX-GT630UI / CDX-GT637UI / CDX-GT63UIW Service Manual ▷ View online
CDX-GT63UIW/GT630UI/GT637UI
29
IC401 BD3447AFV-E2 (MAIN Board (2/3))
21
22
29
30
23
24
40
FIL
GND
I2C_SIO
I2C_SCK
OUT_FLCH
OUT_FRCH
OUT-RLCH
OUT-RRCH
OUT_SLCH
OUT_SRCH
SA_OUT
SA_DA
MIN1
MIN2
EBIAS
DS2_R
DS1_R
DS3_R
SA_CLK
39
38
37
VCC(8.5V)
36
27
28
25
26
31
32
33
34
35
20
19
12
11
18
17
1
BUS_LCH
BUS_RCH
TU_LCH
TU_RCH
CD_RCH
AUX_LCH
AUX_GND
AUX_RCH
PD_R
PD_G
PD_L
FP1
FN2
FP2
EBIAS
DS2_L
DS1_L
DS3_L
FN1
2
3
4
CD_LCH
5
14
13
16
15
10
9
8
7
6
I2C BUS
LOGIC,
VCO
FADER
FADER
FADER
HPF
LPF
GND
ISO AMP
GND
ISO AMP
180o/0o
3 BAND P-EQ (TONE CONTROL)
7 BAND
SPECTRUM ANALYZER
/LEVEL METER
EFFECT
VOLUME/MUTE
INPUT GAIN
INPUT SELECTOR (3 SIGLE-END AND 3 STEREO IS O)
FADER
FADER
SPEANA
LVL METER
LVL METER
SPEANA
GND
ISO AMP
GND
ISO AMP
GND
ISO AMP
GND
ISO AMP
CDX-GT63UIW/GT630UI/GT637UI
30
IC801 TPS40200DRG4 (MAIN Board (3/3))
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
IC802 TPS2051BDRG4 (MAIN Board (3/3))
1
2
GND
OC
IN
CHARGE
PUMP
3
IN
4
EN
DRIVER
CURRENT
LIMIT
THERMAL
SENSE
UVLO
CS
8
7
7
5
6
OUT
OUT
OUT
OUT
OUT
IC803 TC7WH123FU(TE12R) (MAIN Board (3/3))
8
VCC
7
RX/CX
6
CX
5
Q
1
A
2
B
3
CLR
4
GND
3
1
1Y
1Z
2E
GND
VCC
1E
2Z
2Y
4
2
5
7
6
8
IC971 SN74LVC2G66DCUR (KEY Board)
CDX-GT63UIW/GT630UI/GT637UI
31
• IC Pin Function Description
MAIN BOARD (3/3) IC501 MB90F883AHPF-GE1-265A (SYSTEM CONTROL)
MAIN BOARD (3/3) IC501 MB90F883AHPF-GE1-265A (SYSTEM CONTROL)
Pin No.
Pin Name
I/O
Description
1
CYRIL_SEL
I
Cyril select signal input (L: No cyril select (CDX-GT63UIW/GT630UI),
H: Cyril select (CDX-GT637UI))
H: Cyril select (CDX-GT637UI))
2
B-OUT_SEL
I
Black out setting signal input (L: No black out)
3
COL_SW
I
Key illumination initial color setting signal input (L: Green (CDX-GT637UI),
H: Blue (CDX-GT63UIW/GT630UI))
H: Blue (CDX-GT63UIW/GT630UI))
4
ILLUMI_SEL
I
Key illumination voltage setting signal input (L: 9 V)
5
DOOR_SW
I
Front panel open detect signal input
6
DOOR_IND
O
Door indicator control signal output
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
19
UNISO
O
SONY-BUS data output
20
UNISCK
O
SONY-BUS clock signal output
21
NCO
O
Not used. (Open)
22
I2C_SIO
I/O
I2C serial data input/output
23
I2C_SCK
O
I2C serial clock signal output
24
NCO
O
Not used. (Open)
25
ACC_IN
I
Accessory power supply detect signal input
26
TEL_ATT
I
Telephone attenuator detect signal input
27
ATT
O
Audio mute control signal output
28
BUS_ON
O
BUS ON signal output
29
SYS_RST
O
System reset signal output
30
CD_ON
I
CD mechanism servo power supply control request signal input
31
CDM_ON
I
CD mechanism deck power supply control request signal input
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
NCO
O
Not used. (Open)
37
VSM
I
S meter voltage detect signal input
38
SA_IN
I
Spectrum analyzer DC input
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
NCO
O
Not used. (Open)
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
MOD2
I
Micon operation mode setting signal input (active: L)
52
MOD1
I
Micon operation mode setting signal input
53
MOD0
I
Micon operation mode setting signal input (active: H)
54
RESET
I
Reset signal input
55
AREA_SEL2
I
Destination setting pin 2 (L: CDX-GT63UIW/GT630UI, H: CDX-GT637UI)
CDX-GT63UIW/GT630UI/GT637UI
32
Pin No.
Pin Name
I/O
Description
56
AREA_SEL1
I
Destination setting pin 1 (L: AEP, UK, IT model, H: US, CND, RU model)
57
AREA_SEL0
I
Destination setting pin 0 (L: US, CND model, H: Except US, CND model)
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
60
MC_TX
O
MC-BUS communication and CD mechanism deck micon communication TX output
61
CLK
O
Flash programming serial clock signal output
62
Z_MUTE
I
Z mute signal input
63
ILL_IN
I
Key illumination signal input
64
TEST
I
Test mode detect signal input
65
VCC
–
Power supply pin (+3.3 V)
66
VSS
–
Ground
67
NCO
O
Not used. (Open)
68
AMP_STB
O
Standby signal output for power regulator IC
69
DIAG
I
Condition signal input from power amp IC
70
EJECT_OK
O
Eject OK signal output
71
SA_OUT
O
Spectrum analyzer serial data output
72
SA_CLK
O
Spectrum analyzer serial clock signal output
73
F_AUX
O
Front AUX mute signal output
74
TU_ATT
O
Not used in this set. (Open)
75
CD_MUTE
O
CD mute signal outout
76
RDS_ON
O
RDS IC power supply control signal output (Except US, CND model)
77
FLASH_EN0
I
Flash writer programming wake up signal input (Fixed at L)
78
FLASH_EN1
I
Flash writer programming wake up signal input
79
USB_ON
O
USB over current detect IC control signal output
80
DD_ON
O
DC/DC converter power supply ON/OFF control signal output
81
XFLASH
I
Not used in this set. (Fixed at L)
82
NCO
O
Not used. (Open)
83
BU_CHECK
I
Back up power supply detect signal input
84
DAVN
I
RDS data block sync detect signal input (Except US, CND model)
85 to 87
NCO
O
Not used. (Open)
88
V-BUS_ON
I
VBUS power supply control signal input (L: VBUS OFF, H: VBUS ON)
89
USB_OVR
I
USB over current detect signal input
90
VCC
–
Power supply pin (+3.3 V)
91
VSS
–
Ground
92
OSC_IN
I
High speed operation clock signal input (7.92 MHz)
93
OSC_OUT
O
High speed operation clock signal output (7.92 MHz)
94
NCO
O
Not used. (Open)
95
SIRCS
I
Remote control signal input
96
NCO
O
Not used. (Open)
97
BEEP
O
Beep signal output for power amplifi er IC
98
ZAPPIN_BEEP
O
Zappin beep signal output
99
SYNC_OUT
O
DC/DC converter oscillation frequency control signal output
100
NCO
O
Not used. (Open)
Click on the first or last page to see other CDX-GT630UI / CDX-GT637UI / CDX-GT63UIW service manuals if exist.