Sony CDX-GT250MP / CDX-GT257ME / CDX-GT25MPW / CDX-GT300MP / CDX-GT303MP / CDX-GT30MP / CXS-3016F Service Manual ▷ View online
CDX-GT25MPW/GT30MP/GT250MP/GT257ME/GT300MP/GT303MP
25
IC302 BD3447AFV-E2 (MAIN Board (3/3))
21
22
29
30
23
24
40
FIL
GND
I2C_SIO
I2C_SCK
OUT_FRCH
OUT_FLCH
OUT-RRCH
OUT-RLCH
OUT_SRCH
OUT_SLCH
SA_OUT
SA_DA
NCO
NCO
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_RCH
BUS_LCH
TU_RCH
TU_LCH
CD_LCH
AUX_RCH
AUX_GND
AUX_LCH
EP1
EN
EP2
FP1
FN2
FP2
EBIAS
DS2_L
DS1_L
DS3_L
FN1
2
3
4
CD_RCH
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
180
°/0°
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-GT25MPW/GT30MP/GT250MP/GT257ME/GT300MP/GT303MP
26
• IC Pin Function Description
MAIN BOARD (2/3) IC401 R5F3650KBDZ98FA (SYSTEM CONTROL)
Pin No.
Pin Name
I/O
Description
1
LCD_SO
O
Serial data signal output to LCD driver
2
LCD_CLK
O
Serial clock signal output to LCD driver
3
NOSE_SW
I
Front-panel detach/attach detect signal input/output"L":with Panel,"H":without Panel
4
SIRCS
I
Remote-control signal (infrared) input
5
UNISO
O
SONY-BUS data output
6
UNISI
I
SONY-BUS data input
7
UNISCK
O
SONY-BUS clock output
8
BYTE
I
MCU setting terminal
9
CNVSS
I
Input pin to switch U-com mode
10
XIN
I
Low-speed clock input (32.768kHz)
11
XOUT
O
Low-speed clock output (32.768kHz)
12
RESET
I
U-com reset signal input
13
OSCOUT
O
High-speed clock output (11.06MHz)
14
VSS
—
Ground pin
15
OSCIN
I
High-speed clock input (11.06MHz)
16
VCC1
—
Power supply pin (+3.3 V)
17
NMI
I
MCU setting terminal
18
RC_IN1
I
Rotary commander SHIFT key signal input
19
BUIN
I
Backup power detect signal input
20
SYSRST
O
SYSTEM RESET signal output Not used.(Open)
21
BUSON
O
VBUS power control signal output Not used.(Open)
22
DEC_SI
I
Decoder data signal input
23
DEC_SCK
O
Decoder clock signal output
24
DEC_SO
O
Decoder data signal output
25 to 27
NCO
O
Not used. (Open)
28
BEEP
O
BEEP signal output to power amplifi er
29
I2C_SCK
O
IIC bus serial clock output
30
I2C_SIO
I/O
IIC bus serial data input/output
31
FW_TXD
O
Flash software (Serial data output) /System monitor signal output
32
FW_RXD
I
Flash software (Serial data input)
33
FW_CLK
I
Serial clock input for synchronous writing
34
FW_BUSY
O
Busy signal output for synchronous fl ashing
35
BT_API_TX
O
Not used. (Open)
36
BT_API_RX
O
Not used. (Open)
37
DRV_ON
O
Driver control signal output
38
MEC_LOAD
O
CD mechadeck moter (Load) signal output
39
MEC_EJECT
O
CD mechadeck moter (Eject) signal output
40
CDON_1500MV
O
Servo power control signal output
41
EPM
O
EPM signal output
42
MEC_INSW
I
Mechadeck in_switch signal input
43
MEC_LIMIT
I
Mechadeck (OP) limit_switch signal input
44
MEC_DSW
I
Mechadeck D_switch signal input
45
DEC_INT
I
Decoder request signal input
46
CE
O
Chip enable signal output
47, 48
NCO
O
Not used. (Open)
49
DEC_XMUTE
O
Decoder mute signal output
50
NCO
O
Not used. (Open)
51
CD_ZDET
I
CD zero detect signal input
52
CD_XCCE
O
CD servo/decoder chip enable signal output
53
DEC_SSTBY
O
Decoder SRAM Standby signal output
54
DEC_RST
O
Decoder Reset signal output
55
BT_ATT_XEN
O
CD mute signal output Not used.(Open)
56
TELATT
I
TELEPHON ATT detect signal input
57
ACC_IN
I
Accessory power detect signal input
58
ATT
O
Audio mute control signal output
59
DIAG
I
POWER amplifi er status signal input
CDX-GT25MPW/GT30MP/GT250MP/GT257ME/GT300MP/GT303MP
27
Pin No.
Pin Name
I/O
Description
60
AMPSTB
O
POWER_REG_IC standby signal output
61
CYRIL_SEL
I
Cyrillic display support selection signal input
62
VCC2
—
Power supply pin (+3.3 V)
63
NCO
O
Not used. (Open)
64
VSS
—
Ground pin
65
ILLUMI SEL
I
Illumination voltage selection setting signal input
66
COLSW SEL
I
Illumination color change function signal input
67
BT_MUTE
O
BT mute signal output Not used.(Open)
68
B-OUT SEL
I
Black out function select signal input
69
NCO
O
Not used.
70
AREASEL2
I
Destination setting terminal 2
71
AREASEL1
I
Destination setting terminal 1
72
AREASEL0
I
Destination setting terminal 0
73
DIM SEL
I
Dimmer function selection setting signal input
74
NCO
O
Not used.(Oprn)
75
MEC_SELFSW
I
Mechadeck self_switch signal input
76
EQ TYPE_SEL
I
EQ type selection signal input for SP package
77
BT_TX
O
BT_TX signal output Not used.(Open)
78
BT_RX
O
BT_RX signal output Not used.(Open)
79
DEBUG_1
O
Not used. (Open)
80
DEBUG_2
O
Not used. (Open)
81
RE-IN1
I
Rotary encoder signal input 1
82
RE-IN0
I
Rotary encoder signal input 0
83
SAIN
O
Spectrum analyzer serial data output Not used.(Open)
84
BT_RTS
O
BT_RTS signal output Not used.(Open)
85
BT_CTS
O
BT_CTS signal output Not used.(Open)
86
BT_RESET
O
BT_RESET signal output Not used.(Open)
87
BT_POWER
O
BT_POWER signal output Not used.(Open)
88
NCO
O
Not used. (Open)
89
SADATA
O
Spectrum analyzer serial data output Not used.(Open)
90
SACLK
O
Spectrum analyzer serial clock output Not used.(Open)
91
KEYACK0
I
Key acknowledge detect signal input (Rotary commander)
92
KEYACK1
I
Key acknowledge detect signal input (Front-panel)
93
VSM
O
S meter voltage detect signal output Not used.(Open)
94
KEYIN1
I
Key signal input 1
95
KEYIN0
I
Key signal input 0
96
AVSS
—
A/D converter ground pin
97
RC_IN0
I
Rotary commander key signal input 0
98
AVRH
—
A/D converter external standard power supply pin (+3.3V)
99
AVDD
—
A/D converter power supply pin (+3.3V)
100
LCD_CE
O
LCD driver Chip-enable signal output
28
CDX-GT25MPW/GT30MP/GT250MP/GT257ME/GT300MP/GT303MP
not supplied
not supplied
FU601
not supplied
front panel section
not supplied
not supplied
#1
#1
#1
#3
#4
#4
#5
#5
#3
#2
#1
A
A
B
B
1
2
3
4
6
A
5
MG-101X-188
not supplied
SECTION 5
EXPLODED VIEWS
1
X-2547-882-1 PANEL
ASSY,
SUB
2
3-042-244-11 SCREW
(T)
3
X-2547-583-1 LOCK
ASSY
(T)
4
2-050-124-02 SCREW +BTT 2.6X5.2
5
A-1779-491-A MAIN BOARD, COMPLETE (US,CND)
5
A-1779-493-A MAIN BOARD, COMPLETE (GT250MP:RU)
5
A-1779-494-A MAIN BOARD, COMPLETE (GT257ME)
5
A-1779-495-A MAIN BOARD, COMPLETE (E,AR,MX,IND)
5
A-1779-496-A MAIN BOARD, COMPLETE (EA)
6
1-776-527-11 CORD (WITH CONNECTOR) (ISO) (POWER) (AR)
6
1-831-838-11 CORD (WITH CONNECTOR) (ISO) (POWER) (RU)
6
1-833-762-11 CONNECTION CORD FOR AUTOMOBILE
(POWER) (for Maruti Suzuki:Gasoline car)
(GT30MP)
6
1-833-974-21 CONNECTION CORD FOR AUTOMOBILE
(POWER) (EXCEPT RU,AR/GT30MP)
6
1-834-307-11 CONNECTION CORD FOR AUTOMOBILE
(POWER) (for Maruti Suzuki:Diesel car)
(GT30MP)
FU601
1-532-877-11 FUSE (BLADE TYPE) (AUTO FUSE) 10A
#1
7-685-792-09 SCREW +PTT 2.6X6 (S)
#2
7-685-790-01 SCREW +PTT 2.6X4 (S)
#3
7-685-793-09 SCREW +PTT 2.6X8 (S)
#4
7-685-794-09 SCREW +PTT 2.6X10 (S)
#5
7-685-134-19 SCREW +P 2.6X8 TYPE2 NON-SLIT
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
Note:
• -XX and -X mean standardized parts, so
• -XX and -X mean standardized parts, so
they may have some difference from the
original one.
original one.
• Items marked “*” are not stocked since
they are seldom required for routine ser-
vice. Some delay should be anticipated
when ordering these items.
vice. Some delay should be anticipated
when ordering these items.
• The mechanical parts with no reference
number in the exploded views are not sup-
plied.
plied.
• Color Indication of Appearance Parts Ex-
ample:
KNOB, BALANCE (WHITE) . . . (RED)
↑
↑
Parts Color Cabinet’s Color
• Accessories are given in the last of the
electrical parts list.
5-1. MAIN SECTION
The components identifi ed by mark 0
or dotted line with mark 0 are critical for
safety.
Replace only with part number specifi ed.
or dotted line with mark 0 are critical for
safety.
Replace only with part number specifi ed.
Les composants identifi és par une marque
0 sont critiques pour la sécurité.
Ne les remplacer que par une pièce por-
tant le numéro spécifi é.
0 sont critiques pour la sécurité.
Ne les remplacer que par une pièce por-
tant le numéro spécifi é.
• Abbreviation
AR :
AR :
Argentina
model
CND : Canadian model
EA
EA
: Saudi Arabia model
IND
: Indian model
MX
: Mexican model
RU
: Russian model
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