Sony HCD-FX250 Service Manual ▷ View online
HCD-FX250
HCD-FX250
13
13
• IC Pin Function Description
PANEL BOARD IC801 LC87F7DJ2BVU-QIP-E (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
O-CD-CE
O
Chip enable signal output to the CD-MP3 processor
2
O-CD-M-MUTE
O
Muting signal output to the coil/motor driver
3
O-CD-DO
O
Serial data output to the CD-MP3 processor
4
I-CD-DI
I
Serial data input from the CD-MP3 processor
5
O-CD-CLK
O
Serial data transfer clock signal output to the CD-MP3 processor
6
O-USB-RES
O
Reset signal output terminal Not used
7
O-USB-SLEEP
O
Sleep signal output terminal Not used
8
O-USB-POW
O
USB VBUS +5V power supply on/off control signal output terminal Not used
9
O-iPod-POW
O
iPod VBUS +5V power supply on/off control signal output terminal Not used
10
I-OVERCURRENT
I
Over current detection signal input terminal Not used
11
RESET
I
System reset signal input from the reset signal generator “L”: reset
For several hundreds msec. after the power supply rises, “L” is input, then it change to “H”
For several hundreds msec. after the power supply rises, “L” is input, then it change to “H”
12
Sub Clock (32kHz)
I
Sub system clock input terminal (32.768 kHz)
13
Sub Clock (32kHz)
O
Sub system clock output terminal (32.768 kHz)
14
VSS1
-
Ground terminal
15
Main Clock (15kHz)
I
Main system clock input terminal (15 MHz)
16
Main Clock (15kHz)
O
Main system clock output terminal (15 MHz)
17
VDD1
-
Power supply terminal (+3.3V)
18
I_SUFFIX
I
Destination setting terminal
19, 20
I_KEY1, I_KEY2
I
Front panel key input terminal (A/D input)
21
NC
-
Not used
22
_I-TUNE
I
Tuned detection signal input terminal Not used
23
O-AUDIO IC-DATA
O
Serial data output to the electrical volume
24
O-AUDIO IC-CLK
O
Serial data transfer clock signal output to the electrical volume
25
I-LEVEL
I
Sound level detection signal input from the electrical volume
26
I_POWER_MONITOR
I
Power supply monitor terminal
27
_I-AC-CUT
I
AC cut detection signal input terminal “L”: AC cut is detected
28
_I-WAKEUP
I
Wake-up signal input terminal by power switch key is pressed “L”: wake-up
29
I-RMC(SIRCS)
I
SIRCS signal input from the remote control receiver
30
I-PROTECT
I
Protect signal input terminal “H”: protect on
31
NC
-
Not used
32
I-VOL-ENC-A
I
Jog dial pulse input from the rotary encoder (A phase input) (for volume)
33
I-VOL-ENC-B
I
Jog dial pulse input from the rotary encoder (B phase input) (for volume)
34
O-AMP-ON
O
Standby signal output to the power amplifi er “L”: standby
35
O-POWER
O
System power supply on/off control signal output terminal “H”: power on
36
O-CD-POW
O
CD power supply on/off control signal output terminal “H”: power on
37
O-TU-DO
O
Serial data output terminal Not used
38
O-DAB-1.2V
O
DAB/FM tuner +1.2V power supply on/off control signal output terminal “H”: power on
39
O-DAB-3V
O
DAB/FM tuner +3.3V power supply on/off control signal output terminal “H”: power on
40
O-DAB-RESET
O
Reset signal output terminal Not used
41
I-RDS-DATA
I
RDS serial data input terminal Not used
42
O-RDS-POWER
O
RDS power supply on/off control signal output terminal Not used
43, 44
NC
-
Not used
45
I-iPod-WAKE
I
Wake-up signal input terminal by iPod is connected “L”: wake-up
46 to 53
SEG1 to SEG8
O
Segment drive signal output to the liquid crystal display
54
VDD2
-
Power supply terminal (+3.3V)
55
VSS2
-
Ground terminal
56 to 79
SEG9 to SEG32
O
Segment drive signal output to the liquid crystal display
80 to 82
LCD V3 to LCD V1
I
Liquid crystal display drive voltage setting terminal
83 to 86
COM1 to COM4
O
Common drive signal output to the liquid crystal display
87
O-LED-LCD
O
LED drive signal output terminal for liquid crystal display backlight “H”: LED on
88
I-CD-SW
I
CD lid open/close detection switch input terminal “L”: CD lid is opened
89
VSS3
-
Ground terminal
90
VDD3
-
Power supply terminal (+3.3V)
91
O-iPod_TXD
O
Serial data output terminal Not used
92
I-iPod_RXD
I
Serial data input terminal Not used
93
O-DAB_TXD
O
Serial data output to the DAB/FM tuner
Pin No.
Pin Name
I/O
Description
94
I-DAB_RXD
I
Serial data input from DAB/FM tuner
95 to 97
DEBUG 0 to
DEBUG 2
-
Debug terminal
98
i-iPod-DET
I
iPod detection signal input terminal Not used
99
I-RDS-CLK
I
RDS serial data transfer clock signal input terminal Not used
100
O-CD-RES
O
Reset signal output to the CD-MP3 processor “L”: reset
HCD-FX250
HCD-FX250
14
14
B
E
R412
R413
R417
C206
C207
C208
C209
C401
C402
C403
C404
C409
S001
C410
C413
C414
R117
R121
C301
C113
C116
C119
C124
C129
Q201
R201
R202
R203
1
1
15
1
16
28
7
8
1
22
21
15
14
30
29
R401
R402
R406
R407
R408
R409
R411
CN201
CN401
C201
C203
C205
CL101
CL102
CL103
CL104
CL105
CL106
CL107
CL108
CL109
CL110
CL111
CL112
CL113
CL114
CL115
CL116
CL117
CL118
CL119
CL120
CL121
SL301
SL302
SL303
SL304
R101
R102
R103
R104
R105
R106
R107
R108
R109
R301
R302
R303
R304
R111
R305
R112
R113
R114
R116
R118
R120
R122
R123
R124
R125
R126
C101
C102
C103
C104
C105
C106
C107
C108
C302
C303
C110
C304
C111
X101
C112
C117
C118
C120
C121
CL201
C122
CL202
C123
CL203
CL204
C125
CL205
C126
CL206
C127
CL207
C128
CL208
CL209
CL401
CL402
CL403
C130
CL210
CL404
C131
CL211
CL405
C132
CL212
CL406
C133
CL407
CL213
CL214
CL408
CL409
C136
CL411
CL412
CL413
CL414
CL415
CL416
CL417
CL418
CL419
CL420
CL421
CL422
CL423
SL201
IC101
IC301
(LIMIT)
1
20
60
61
80
40
21
41
A
PANEL
BOARD
CN830
1-880-980-
11
(11)
1-880-980-
11
(11)
BD73 BOARD
(COMPONENT SIDE)
BD73 BOARD
(CONDUCTOR SIDE)
M
M
(SLED)
(SPINDLE)
SP+
SP–
SL+
SL–
SP+
SP–
SL+
SL–
A
B
C
D
E
1
2
3
4
5
6
7
(VREF)
(RFOUT)
J
MAIN
BOARD
CN914
W101
OPTICAL PICK-UP BLOCK
(DA11MMVGP)
(Page 18)
(Page 19)
5-3. PRINTED WIRING BOARD - BD73 Board -
•
: Uses unleaded solder.
• See page 12 for Circuit Boards Location.
HCD-FX250
HCD-FX250
15
15
5-4. SCHEMATIC DIAGRAM - BD73 Board -
• See page 12 for Waveforms. • See page 23 for IC Block Diagrams.
(2/2)
A
BOARD
CN830
PANEL
IC B/D
IC B/D
(1/2)
J
BOARD
CN914
MAIN
1
3.3
0
1.6
1.5
1.5
3.3
3.3
3.3
1.6
1.6
1.6
1.6
0
0
0
3.3
3.3
3.3
3.3
0
3.3
3.3
1.6
0
3.3
3.3
3.3
3.3
1.6
1.6
1.6
1.6
1.6
1.5
0
2.4
1.6
1.6
3.3
1.8
1.8
1.6
1.6
1.6
1.3
1.6
1.6
1.6
1.6
1.6
1.6
1.3
3.1
2.4
2
3.1
3.9
1.6
6.9
3.2
1.6
3.5
3.5
3.5
3.5
3.5
3.5
1.6
6.9
1.6
1.6
6.9
1
2
3
4
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
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
LC786924NT-US-H
IC101
EFMIN
RFOUT
LPF
PHLPF
AIN
CIN
BIN
DIN
SLCISET
RFMON
VREF
JITTC
EIN
FIN
PCNCNT
TE
TEIN
LDD
LDS
AVSS
AV
D
D
FDO
TDO
SLDO
SPDO
VVSS1
PDOUT1
PDOUT0
PCKIST
VVDD1
CONT5(M-MUTE)
LIMIT
-SW(CONT3)
STREQ(DEFECT)
STCK(FSEQ)
STDA
TA(C2F)
DVDD
DVSS
DVDD15
VVDD3
VVSS3
DVDD
DVSS
CE
CL
DI
DO
RESB
INTB0
INTB1
CONT2
CONT1
CONT0
TEST0
AD_LRCK(STREQ)
AD_BCK(STCK)
AD_DATA(STDATA)
TEST1
DEFECT(DATA)
FSEQ(DATACK)
C2F(LRSY)
DVDD
PCMLRSY
PCMBCK
PCMDA
TA
PCMREQ
DVDD15
DVSS
DVDD
DOUT
CONT4
XVSS
XOUT
XIN
XVDD
LR
VDD
LCHO
LRREF
RCHO
LR
VSS
SLCO
28 27 26 25 24 23 22
21 20 19 18 17 16 15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
29
30
BA5826SFP-E2
IC301
VO1-
VO1+
IN1
RESET
REGB
REGOUT
MUTE
GND
IN2’
IN2
VO2+
VO2-
GND
OPOUT
OPIN
RESETt
VO3-
VO3+
IN3
IN3’
VCC
VCC
BIAS
IN4’
IN4
VO4+
VO4-
GND
GND
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
16P
CN201
F-
T+
T-
F+
MD
VR
LD
GND
F
C
B
A
D
E
VCC
VREF
2SA2119K
Q201
16.934MHz
X101
0.1
C201
0.1
C209
1
R201
2.2
R202
3300p
C106
10k
R117
0
R401
0
R402
10V
100
C402
0.1
C404
2200p
C413
2200p
C414
CL101
CL102 (RFOUT)
CL103
CL104
CL105
CL106
CL107
CL108
CL109
CL110
CL111
CL112
CL113
CL114
CL115
CL1
16
CL209
CL210
CL117
CL404
CL405
CL406
CL407
CL408
CL411
CL412
CL417
CL418
CL420
CL421
CL422
CL118
CL1
19
SL201
SL301
SL302
SL303
SL304
CL120
CL409
CL204
CL203
CL202
CL201
CL208
CL207
CL206
CL205
CL213
CL214
CL211
CL212
0
R417
CL121
2
3
4
5
6
7
8
9
11
10
12
13
14
15
15P
CN401
W101
MGND
1
VM (7V)
AVDD
R-OUT
DACGND
L-OUT
AGND
DGND
DVDD
CD_M-MUTE
CD_RESB
CD_DO
CD_DI
CD_CL
CD_CE
CL423
0.1
C107
0.1
C133
0.1
C104
0.01
C102
C136
0.1
0.1
C103
0.1
C118
0.047
C117
4700p
C101
0.01
C105
0
R105
0
R103
1k
R108
330
R101
1k
R109
10k
R102
0
R104
68k
R107
22k
R111
0
R106
0
R112
0
R126
0.1
C131
0.1
C132
0.1
C127
0.1
C130
0.1
C128
10V
100
C116
10V
100
C129
10V
100
C119
0
R203
C205
10
1
C206
1000p
C208
C203
10
10V
100
C207
0.1
C304
0.1
C302
0.1
C303
680
R1
13
680
R1
14
68k
R116
0.022
C111
0.22
C110
0.1
C112
0.1
C126
0.1
C123
0.1
C122
0.1
C125
10V
100
C124
0.1
C121
0.1
C120
0.01
C108
10V
220
C301
10k
R125
10V
100
C401
0.1
C403
8.2k
R305
10k
R304
33k
R302
5.6k
R301
12k
R303
10k
R124
100
R118
10k
R121
10k
R122
10k
R120
10k
R123
0.1
C113
100
R407
100
R406
100
R408
100
R409
100
R411
100
R412
100
R413
C409
220p
C410
220p
CL419
CD-MP3 PROCESSOR
IC101
S001
IC301
FOCUS/TRACKING
BD73 BOARD
M
(SPINDLE)
(SLED)
M
COIL DRIVE,
SLED/SPINDLE
MOTOR DRIVE
SP-
SP+
SL+
SL-
AUTOMATIC
POWER CONTROL
(LIMIT)
E
11
J
3
K
D
F
14
15
8
G
7
I
13
A
10
9
C
4
H
16
17
2
6
B
5
1
12
(VREF)
OPTICAL
PICK-UP BLOCK
(DA11MMVGP)
(Page 16)
(Page 21)
HCD-FX250
HCD-FX250
16
16
5-5. SCHEMATIC DIAGRAM - MAIN Section (1/2) -
• See page 23 for IC Block Diagrams.
PANEL
G
CN802
BOARD
(2/2)
W101
BOARD
BD73
J
CN001
BOARD
PT
D
(2/2)
BOARD
PANEL
K
IC B/D
(2/2)
BOARD
MAIN
1
3.3
15.2
9.1
0.7
0
7.4
7.4
15.2
10.5
3.1
1.5
1.5
7.5
4.7
4.2
9.4
0
3.6
14.5
15.2
15.2
0.1
0.7
3.3
0
0
3.3
20
9
8.4
0
20
20.6
15.2
20.6
21.3
15.2
9.4
10.5
7.3
10
10
7.3
ISA1235AC1TP-1EF
Q932
2SC3052EF-T1-LEF
Q931
2SC3052EF-T1-LEF
Q910
0.1
C906
1
C907
16V
100
C350
I
O
G
KIA7809API-U/PF
IC901
1
2
3
7
6
5
4
3
2
1
13
12
11
10
9
8
LA4631-E
IC350
R.FIL
IN_1
PRE.GND
IN_2
STBY
P.
P
VCC
OUT_2
NC
P-GND
NC
OUT_1
NC
10V
220
C908
22k
R151
22k
R251
1000p
C153
1000p
C253
0.1
C901
0.1
C902
RL202-B322-1
D906
RL202-B322-1
D905
DAB_DO
DAB3.3ON
DGND
DAB_AGND
+9V
DAB_DI
DAB1.2ON
DAB_RESET
50V
1
C252
50V
1
C152
50V
10
C910
2SC3052EF-T1-LEF
Q903
DA2J10100L
D930
D913
2SC3052EF-T1-LEF
Q960
10k
R940
1k
R944
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
CN912
21P
AMP_R
AGND
AMP_L
AMP_ON
DAB_L
+9V
DAB_R
PROTECT
MGND
MGND
+7V
+7V
DGND
VSTBY
DAB_RXD
DAB_TXD
DAB_1.2V
DAB_3V
DAB_RESET
POWER_ON
RDS_DATA
DAB_L
DAB_R
1N4002-A2
D907
D910
4.7k
R935
4.7k
R934
4.7k
R933
5.1k
R932
1
2
3
4
5
6
6P
CN901
VSTBY
SUB_GND
RELAY
VHAC1
VM
VHAC2
1k
R914
E
ET900
1
2
3
3P
CN902
EMITTER
COLLECTOR
BASE
J350
JW911
50V
C904
1000
25V
C903
D914
C915
0.1
10V
470
C914
50V
10
C940
100k
R938
0
R942
2.2k
R918
50V
1
C258
50V
1
C158
1.5k
R920
1
2
3
3P
CN904
EMITTER
COLLECTOR
BASE
2SC3052EF-T1-LEF
Q909
L351
RL202-B322-1
D901
RL202-B322-1
D904
D931
2SC3052EF-T1-LEF
Q150
10k
R161
10k
R261
2SC3052EF-T1-LEF
Q250
DA2J10100L
D920
25V
C159
22
25V
C259
22
1
2
2P
CN913
DACGND
DACGND
1
2
2P
CN914
DACGND
DACGND
ISA1235AC1TP-1EF
Q902
16V
1000
C154
0.01
C155
0.01
C255
330
R256
330
R156
220
R255
220
R155
470
R160
470
R162
470
R262
470
R260
8.2k
R253
8.2k
R153
C254
16V
1000
2200p
C353
0.01
C260
0.1
C156
0.1
C256
0.1
C157
0.1
C257
10
R259
10
R159
0.01
C160
50V
4.7
C351
10k
R901
47k
R902
22k
R250
22k
R150
68k
R158
68k
R258
2.2k
R916
2.2k
R917
10k
R900
C355
25V
2200
10k
R919
6.8k
R921
47
R931
1
C930
10k
R937
1k
R927
R930
1k
4.7k
R936
1k
R928
0.1
C352
C150
1000p
C250
1000p
100
R252
100
R152
4.7k
R365
2SB1565E
Q930
ISA1235AC1TP-1EF
Q934
10k
R947
1
2
3
3P
CN903
EMITTER
COLLECTOR
BASE
10k
R948
10k
R957
2SB1565E
Q940
1
2
3
3P
CN905
EMITTER
COLLECTOR
BASE
ISA1235AC1TP-1EF
Q915
10k
R915
+7V
IC350
POWER AMP
(CHASSIS)
IC901
+9V REGULATOR
MAIN BOARD (1/2)
REGULATOR
OVER VOLTAGE
DETECT
OVER LOAD DETECT
Q150, 250
+7V REGULATOR
Q931, 932
ON/OFF CONTROL
MAIN POWER
PHONES
Q902, 903
STANDBY SWITCH
+
+
-
-
SPEAKERS
R
L
J351
E
11
J
3
D
F
14
15
8
G
7
I
13
A
10
9
C
4
H
16
2
6
B
5
1
12
4700
DZ2J09100L
DZ2J20000L
DZ2J09100L
DZ2J12000L
REGULATOR
REG BOARD
Q930, 934
Q915, 940
+7V REGULATOR
POWER-TR BOARD
(Page 21)
(Page 15)
(Page 22)
(Page 17)
(Page 21)
Click on the first or last page to see other HCD-FX250 service manuals if exist.