Sony HCD-FX350I Service Manual ▷ View online
HCD-FX350i
HCD-FX350i
13
13
5-2. BLOCK DIAGRAM - OUTPUT, PANEL, POWER SUPPLY Section -
SYSTEM CONTROLLER
IC801 (2/2)
RESET 11
35
O-POWER
MAIN POWER
ON/OFF CONTROL
Q909
+9V
REGULATOR
IC901
RESET SIGNAL
GENERATOR
IC802
+4V
REGULATOR
IC970
+9V
REGULATOR
Q910, 930, 934
+7V
REGULATOR
Q915, 931, 932, 940
RESET
SWITCH
Q802
SYSTEM +3.3V
D801
D907
VSTBY
RECT
D925 – 928
RECT
D902, 903,
D905, 906
I_POWER_MONITOR 26
X802
15MHz
Main Clock (15MHz)
Main Clock (15MHz)
16
15
X801
32.768kHz
Sub Clock (32kHz)
Sub Clock (32kHz)
13
12
I-RMC(SIRCS)
29
REMOTE CONTROL
RECEIVER
IC860
LED DRIVE
Q860
D860
(LCD BACK LIGHT)
O-LED-LCD
87
LCD801
LIQUID
CRYSTAL
DISPLAY
ROTARY
ENCODER
S850
VOLUME
S820 – 824,
S830 – 833
(FRONT PANEL KEYS)
I-KEY1, I-KEY2
19, 20
I-VOL-ENC-A,
I-VOL-ENC-B
I-VOL-ENC-B
32, 33
COM1 – COM4
83 – 86
SEG1 – SEG32
46 – 53, 56 – 79
_I-AC-CUT 27
AMP VCC
VM (7V)
VBUS (iPod)
D980
D802
+5V
REGULATOR
IC981
+5V
REGULATOR
IC952
CD +3.3V
+3.3V
REGULATOR
IC980, Q981, 982
OVER VOLTAGE
DETECT
Q960
D910
D913
D931
PROTECT
DETECT
Q987 – 989
30
I-PROTECT
36
O-CD-POW
9
O-iPod-POW
PROTECT
SWITCH
Q801
R-CH
R-CH
J320
5 IN-L4
28
SDA
27
SCL
32
12
IN-L1
SEL L
1 IN-L2
O-AUDIO IC-DA
TA
23
O-AUDIO IC-CLK
24
I-LEVEL
25
O-AMP-ON
34
13
VOL L
ELECTRICAL VOLUME,
INPUT SELECTOR
IC301
: TUNER (DAB/FM)
: CD PLAY
: iPod
SIGNAL PATH
R-ch is omitted due to same as L-ch.
: AUDIO IN
A
CD/USB L
B
TU L
IN-L3
CN600
(iPod Dock)
27
28
28
LINE AMP
IC330
MIXER
IC310
R-CH
18
19
19
30
LINE_OUT_L
LINE_OUT_R
RXD
TXD
DGND
13
Acc PWR
3
25
OUT L
24
SB L
98 I-iPod-DET
45 I-iPod-WAKE
92 I-iPod-RXD
91 O-iPod-TXD
WAKE UP SWITCH
Q600
J350
R-CH
PHONES
POWER
AMP
IC350
STANDBY
SWITCH
Q902, 903
LEVEL
DETECT
Q301, 302
SPEAKER
+
–
–
–
+
R
L
J351
OVER LOAD
DETECT
Q150, 250
AUDUO IN
10
I-OVERCURRENT
S840
I/
1
_I_WAKEUP
28
(AC IN)
SUB POWER
TRANSFORMER
T002 (AEP, UK)
T004 (Australian)
T001
MAIN POWER
TRANSFORMER
RY001
F002
DAB +1.2V
D953, 954
+1.2V
REGULATOR
IC754
38
O-DAB-1.2V
39
O-DAB-3V
DAB +3.3V
+3.3V
REGULATOR
IC950
(UK)
(AEP, Australian)
(Page 12)
(Page 12)
Ver. 1.1
HCD-FX350i
HCD-FX350i
14
14
BD73 board
POWER-TR board
IP board
REG board
PANEL board
MAIN board
PT board
MODULE (DAB TUNER)
(DAB1)
(DAB1)
• Circuit Boards Location
For Schematic Diagrams.
Note:
• All capacitors are in μF unless otherwise noted. (p: pF) 50
• All capacitors are in μF unless otherwise noted. (p: pF) 50
WV or less are not indicated except for electrolytics and
tantalums.
tantalums.
• All resistors are in Ω and 1/4 W or less unless otherwise
specifi ed.
• f : internal component.
•
C : panel designation.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
(In addition to this, the necessary note is printed in each block.)
•
A : B+ Line.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
– CD Board –
no mark : CD PLAY
– Other Boards –
no mark : TUNER (FM)
( ) : CD PLAY
{ } : iPod
• Voltages are taken with VOM (Input impedance 10 M
no mark : CD PLAY
– Other Boards –
no mark : TUNER (FM)
( ) : CD PLAY
{ } : iPod
• Voltages are taken with VOM (Input impedance 10 M
Ω).
Voltage variations may be noted due to normal production
tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production
Voltage variations may be noted due to normal production
tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F :
TUNER
(DAB/FM)
J
: CD PLAY
i : iPod
f :
AUDIO
IN
• Abbreviation
AUS :
AUS :
Australian
model
For Printed Wiring Boards.
Note:
•
•
X : parts extracted from the component side.
•
Y : parts extracted from the conductor side.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
• Indication of transistor.
C
B
These are omitted.
E
Q
Caution:
Pattern face side:
(Conductor Side)
Parts face side:
(Component Side)
Pattern face side:
(Conductor Side)
Parts face side:
(Component Side)
Parts on the pattern face side seen
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
• Abbreviation
AUS :
AUS :
Australian
model
1
IC101 us (XOUT)
1 V/DIV, 50 ns/DIV
59 ns
2.2 Vp-p
0
IC801
qd (Sub Clock (32kHz))
qd (Sub Clock (32kHz))
2 V/DIV, 20
Ps/DIV
30.4
Ps
3 Vp-p
qa
IC801
qh (Main Clock (15MHz))
qh (Main Clock (15MHz))
1 V/DIV, 50 ns/DIV
67 ns
2.4 Vp-p
• Waveforms
– BD73 Board –
– PANEL Board –
Note: The components identifi ed by mark
0 or dotted
line with mark
0 are critical for safety.
Replace only with part number specifi ed.
HCD-FX350i
HCD-FX350i
15
15
• IC Pin Function Description
PANEL BOARD IC801 LC87F7DJ2BVU-QIP-H (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 “H”: power on
10
I-OVERCURRENT
I
Over current detection signal input terminal for iPod power supply
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 to the iPod
92
I-iPod_RXD
I
Serial data input from the iPod
93
O-DAB_TXD
O
Serial data output to the DAB tuner module
Pin No.
Pin Name
I/O
Description
94
I-DAB_RXD
I
Serial data input from DAB tuner module
95 to 97
DEBUG 0 to
DEBUG 2
-
Debug terminal
98
i-iPod-DET
I
iPod detection signal input terminal “H”: iPod is connected
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-FX350i
HCD-FX350i
16
16
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)
5-3. PRINTED WIRING BOARD - BD73 Board -
•
: Uses unleaded solder.
• See page 14 for Circuit Boards Location.
(Page 20)
(Page 24)
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