Sony DAV-DZ280 / DAV-DZ680 / DAV-HDZ284 / DAV-HDZ485 / HCD-DZ280 / HCD-DZ680 / HCD-HDZ284 / HCD-HDZ485 Service Manual ▷ View online
HCD-DZ280/DZ680/HDZ284/HDZ485
HCD-DZ280/DZ680/HDZ284/HDZ485
33
33
6-3. BLOCK DIAGRAM – AUDIO Section –
Q5007,5009,5012
MIC DC SWITCH
Q5004,5005,5011
MIC DC SWITCH
Q5006,5008
MIC GAIN CONTROL
J5000
SW3.3V
DC_CONT
GAIN_CONT
R-CH
A.CAL
R-CH
R-CH
D5008
Q5010
Q4012
Q4011
Q4008
Q4007
D5007
Y1
Y
PLUG_DET1
MONO_ST_DET
IC5003
MIC AMP
IC5004
MIC AMP, MIC LEVEL DETECT
IC4004
INPUT SELECT
IC451
DMPOART
AUDIO AMP
IC2101
VBUS OVER CURRENT DETECT
IC1101 (3/3)
DIR/USB CONTROL
IC503 (3/5)
SYSTEM CONTROL
CN5200
USB 5V
1
2
3
4
2
3
4
IC502
OPTICAL
RECEIVER
IC304
DIR
IC501
WAVE
SHAPE
AUDIO IN/
A.CAL MIC
J4001(2/2)
CN451
CN4000 (2/2)
TU4001
FM/AM
TUNER
PACK
TV/VIDEO
DMPORT
DIGITAL
MEDIA PORT
EURO AV
AM
COAXICAL
DZ280/DZ680
HDZ284/HDZ485
EXCEPT DZ280: AEP MODEL
EXCEPT DZ280: AEP MODEL
DZ280/DZ680
DZ680/HDZ485
DZ680/HDZ485
J501
OPTICAL
TV/VIDEO DIGITAL IN
AUDIO
IN
5
OUTPUT
(TO TV)
5
5
7
6
3
48
25
1
VIDEO
VIDEO
LCH
RCH
RCH
VBUS (5V)
DET
TXD
RXD
DMP_DET
DMP_RXD
DMP_TXD
VIDEO 5V
A(L)IN
A(R)IN
A(R)IN
L-CH
R-CH
TUNED
DI
DO
CL
CE
RDS_DATA
RDS_CLK
R-CH
TUNED
DI
DO
CL
CE
RDS_DATA
RDS_CLK
VIDEO 5V
(DMPOART)
13
14
14
5
6
7
6
7
6
2
2
4
17
7
5
3
A 10
B 9
Y2
2
Y3
4
Y0
1
Y1
Y
IC4007
INPUT SELECT
5
3
A 10
B 9
Y2
2
Y3
4
Y0
1
L
R
VIDEO
SECTION
E
AMP
SECTION
F
R-CH
R-CH
XMODE (I)
XVOICE/DIR_CSFLAG
MDIR_CSFLAG
MDIR_CL
MDIR_CE
MDIR_DI
MDIR_DO
VBUS
D-
D+
GND
D-
D+
GND
SPMCK
SPLRCK
SPBCK
SPDATA
CSFLAG (O)
38
CL (I)
37
CE (I)
36
DI (I)
35
DO (O)
13
CKOUT (O)
15
LRCK (O)
14
BCK (O)
16
52
51
51
DATA (O)
24
AUDIO- (O)
34
ERROR (O)
4
2
DIN1 (I)
(OPT)
(OPT)
5 DIN2 (I)
(COAX)
21 XOUT (O)
22 XIN (I)
XSYSRST
RF
SECTION
D
X301
24.576MHz
214
196
DIR_CL
227
DIR_CE
221
RT/DIR_DI
230
LT/DIR_DO
231
SPMCK
199
SPLRCK
201
SPBCK
200
ADIN (SPDATA)
DIR_AUDIO/NC
DIR_ERROR/NC
DIR_ERROR/NC
RDS_CLK
VBUS_OC
USB_DM
202
197
MDIR_XSTATE
17
XSTATE (O)
SCORE/DIR_XSTATE
198
MDIR_ERROR
MDIR_AUDIO
1
75
45
I2C_DATA/TXD1
TXD1
RST1
CLK1
31
I2C_CLK/RXD1
RXD1
CNVSS
RESET
RESET
32
CNVSS 9
USB_DP 44
VBUS_OE
VBUS_SW
2
3
3
75
Ω FM
COAXIAL
ANTENNA
DZ280/DZ680
DZ280/DZ680
EXCEPT DZ280
EXCEPT DZ280: AEP MODEL
RDS_DATA
74
ST_CE
76
ST_CLK/MIC_CLK
79
ST_DO
78
ST_DI/MIC_DATA
77
TUNED
TUNED
DI
DO
DI
DO
CE
CL
RDS_DATA
RDS_CLK
RDS_CLK
80
DMP_TX_OUT
35
DC_CONT
42
A.CAL MIC LEVEL/DSP_MASTER
91
MIC_GAIN
43
MONO/ST_DET
MONO_ST_DET
GAIN_CONT
A.CAL
DC_CONT
A.CAL
DC_CONT
DMP_TXD
DMP_RXD
DMP_RXD
PLUG_DET1
PLUG_DET2
DMP_DET
ASEL5
ASEL5
ASEL4
ASEL4
ASEL0
L-IN
R-IN
R-CH
ASEL1
90
JACK1/JACK2/S-ART DET
65
ASEL5
89
IO_CLK/ASEL4
88
IO_RESET/ASEL1
85
SCL
6
SDA
5
IO_CE/ASEL0
S-AIR_GPIO2/CLK1
GPIO2
RESN
I2C_SCL
I2C_SDA
ADC_SEL
GND
LRCK2
LRCK1
LRCK
BCK
SD1
SD2
CN103
CN103
'<96
IC505
EEPROM
CN508
FLASH
WRITE
WRITE
(S-AIR TRANSMITTER)
7
11
18
19
12
25
23
S-AIR_RST/C_SW_SEL
E2P_CLK/S-AIR_CLK
E2P_SDA/S-AIR_SDA
S-AIR_ADC_SEL/DRIVER_C_EN
84
33
37
29
30
38
S-AIR_DET/RST1 34
DMP_RX_IN
36
RF
SECTION
B
AMP
SECTION
G
POWER
SECTION
J
• R-ch is omitted due to same as L-ch.
ASEL1
ASEL0
POWER
SECTION
H
14
BCK2
BCK1
24
15
SD1
16
SD2
26
RCH
R-CH
2
LCH
4
+
8
7
6
2
3
5
5
• SIGNAL PATH
: TUNER
: VIDEO
: MIC
IC4007
(HDZ284/HDZ485)
IC4007
(DZ280/DZ680)
IC4004
(HDZ485)
IC4004
(DZ680)
(Page 32)
(Page 31)
(Page 34)
(Page 34)
(Page 35)
(Page 35)
(Page 31)
HCD-DZ280/DZ680/HDZ284/HDZ485
HCD-DZ280/DZ680/HDZ284/HDZ485
34
34
6-4. BLOCK DIAGRAM – AMP Section –
16 PWM_B
8 PWM_A
7
6
/RESET
SD
OUT_B
31
3
1
2
6
DATA
36 XFSIIN
AMP_D1
AMP_D3
AMP_D2
AMP_D3
AMP_D3
MCK0
BCK0
LRCK0
BCK0
LRCK0
OVF2
SCDT
SHIFT
LAT3
INIT
SCDT
SHIFT
LAT3
INIT
SOFTMUTE
AMP_D1
AMP_D1
D3071
EXCEPT DZ280: AEP MODEL
D3072
D3073
D3073
AMP_D2
AMP_D3
AMP_D3
AMP_D2
MCK0
BCK0
LRCK0
BCK0
LRCK0
OVF1
SCDT
SHIFT
LAT1
INIT
SCDT
SHIFT
LAT1
INIT
SOFTMUTE
MCK0
BCK0
LRCK0
BCK0
LRCK0
SCDT
SHIFT
LAT2
INIT
SHIFT
LAT2
INIT
SOFTMUTE
PLUG_DET2
BCKO
LRCKO
MCKO
AMP_0
AMP_0
BCK
LRCK
SD1
SD2
30 BCK
29 LRCK
25 OVF FLAGL
24 OVF FLAGR
21 SCDT
22 SCSHIFT
23 SCLATCH
27 INIT
29 LRCK
25 OVF FLAGL
24 OVF FLAGR
21 SCDT
22 SCSHIFT
23 SCLATCH
27 INIT
19 SOFTMUTE
OUTR1(+)
4
OUTR2(–)
9
OUTL1(–)
11
OUTL2(+)
48
XFS0IN
38
FS0I
31
-
33
34
34
-
36
OUT_A
LPF
SUBWOOFER
TB3901
TB5301
SPEAKER
CENTER
PHONES
J5001
IC3400
DIGITAL POWER AMP
16 PWM_B
8 PWM_A
7
6
/RESET
SD
OUT_B
31
-
33
34
34
-
36
OUT_A
IC3500
DIGITAL POWER AMP
PLUG DET2
HPMUTE
HDZ485
Q3116—3119
MUTE
Q3081
H/P MUTE
DRIVE
L
R
IC3001
HEADPHONE AMP
LPF
Q3251,3252
DC BALANCE
DETECT
D3551
16 PWM_B
8 PWM_A
7
6
/RESET
SD
OUT_B
31
-
33
34
34
-
36
OUT_A
LPF
IC3300
DIGITAL POWER AMP
LPF
Q3301,3302
DC BALANCE
DETECT
16 PWM_B
HP
HP
HP
HP
WF
WF
C
C
FR
FR
FL
FL
SR
SR
SL
SL
8 PWM_A
7
6
/RESET
SD
OUT_B
31
-
33
34
34
-
36
OUT_A
LPF
IC3100
DIGITAL POWER AMP
LPF
Q3101,3102
DC BALANCE
DETECT
8 PWM_A
16 PWM_B
7
6
/RESET
SD
OUT_A
34
-
36
31
31
-
33
OUT_B
LPF
IC3150
DIGITAL POWER AMP
IC3051
CLOCK
OSCILLATOR
LPF
Q3151,3152
DC BALANCE
DETECT
16 PWM_B
8 PWM_A
7
6
/RESET
SD
OUT_B
31
-
33
34
34
-
36
OUT_A
LPF
IC3200
DIGITAL POWER AMP
IC3020
S-MASTER PROCESSOR
IC3010
S-MASTER PROCESSOR
IC503 (4/5)
SYSTEM CONTROL
IC3030
S-MASTER PROCESSOR
LPF
Q3401,3402
DC BALANCE
DETECT
8 PWM_A
16 PWM_B
7
6
/RESET
SD
OUT_A
34
-
36
31
31
-
33
OUT_B
M+14V
LPF
IC3250
DIGITAL POWER AMP
LPF
Q3202,3201
DC BALANCE
DETECT
Q3551
DC BALANCE
PROTECT
Q3552 – 3555
B+ DOWN PROTECT
D3552
EN
+31V
Q502,503
BUFFER
FAN
DRIVE
Q3000 – 3002
31
6
DATA
36 XFSIIN
30 BCK
29 LRCK
25 OVF FLAGL
24 OVF FLAGR
21 SCDT
22 SCSHIFT
23 SCLATCH
27 INIT
30 BCK
29 LRCK
25 OVF FLAGL
24 OVF FLAGR
21 SCDT
22 SCSHIFT
23 SCLATCH
27 INIT
19 SOFTMUTE
2
1
5
6
OUTR1(+)
41
HPOUTR1
39
HPOUTR2
45
HPOUTL1
43
HPOUTL2
71
HP_MUTE/S_AIR_Rcv_SEL
68
A.CAL_OUT/DSP_INTR
63
1
DAMP_SCDT/DIR_DIN
2
DAMP_SHIFT/DIR_CLK
59
DAMP LAT1
60
DAMP LAT2
61
DAMP LAT3
57
DAMP INIT
58
SOFT MUTE
55
OVERFLOW1
56
OVERFLOW2
HPMUTE
SCDT
SHIFT
LAT1
LAT2
LAT3
LAT2
LAT3
INIT
SOFTMUTE
OVF1
OVF2
OVF2
EN
DIAG
DC-DET
54
DRIVE RST(EN)
67
SD(DIAG)/PVDD_DET
66
DC_DET
4
OUTR2(–)
11
OUTL1(+)
9
OUTL2(–)
48
XFS0IN
14
XFS0OUT
X3051
49.1MHZ
38
FS0I
37
FS0CKOUT
31
6
DATA
IC307
DATA SELECT
36 XFSIIN
30 BCK
29 LRCK
25 OVF FLAGL
21 SCDT
22 SCSHIFT
23 SCLATCH
27 INIT
30 BCK
29 LRCK
25 OVF FLAGL
21 SCDT
22 SCSHIFT
23 SCLATCH
27 INIT
19 SOFTMUTE
24 OVF FLAGR
24 OVF FLAGR
OUTR1(+)
4
OUTR2(–)
11
OUTL1(+)
9
OUTL2(–)
48
XFS0IN
14
XFS0OUT
38
FS0I
5
7
6
(+)
(–)
(–)
(+)
FRONT R
SPEAKER
FRONT L
(+)
(–)
SUR R
(+)
(–)
SUR L
(+)
(–)
(+)
(–)
FAN3001
DC FAN
I
POWER
SECTION
F
AUDIO
SECTION
LINK_SW
A
G
RF
SECTION
AUDIO
SECTION
• SIGNAL PATH
: TUNER
LPF
LPF
(Page 31)
(Page 33)
(Page 33)
(Page 35)
HCD-DZ280/DZ680/HDZ284/HDZ485
HCD-DZ280/DZ680/HDZ284/HDZ485
35
35
6-5. BLOCK DIAGRAM – POWER Section –
7
FL_CLK/LED_CLK
30
VEE
F1
S2 – 16
ND5000
FLUORESCENT
INDICATOR
TUBE
T5000
DC/DC
CONVERTER
TRANSFORMER
T901
MAIN
TRANSFORMER
D931
+31V
(DIGITAL AMP)
D901
D905
T903
SUB
TRANSFORMER
Q5000
DC/DC
CONVER
TER
D5000
D5001
D5002
5
FL_D_OUT/LED_DATA
3
IC503 (5/5)
SYSTEM CONTROL
IC5001
FL DISPLAY
DRIVER
95 KEY1
FUNCTION
KEY
S5000,5103
94 KEY2
ROTARY
SWITCH
VOLUME
S5113
12 RESET
RESET
E4V
20 AC CUT
4 SIRCS_IN
97 KEY0
7 VIN
4 VCC
Q922
+21V REG.
PC902
FEED BACK
PC904
STANDBY
CONTROL
Q930
POWER
CONTROL
Q100,101
B+ SWITCH
IC923
SHUNT REG.
IC921
SWITCHING
REGULATOR
IC510
+3.3V REG.
IC507
+5V REG.
IC452
+5V REG.
IC509
+5V REG.
IC932
SHUNT REG.
IC1105
+3.3V REG.
IC1107
+3.3V REG.
IC1708
+3.3V REG.
IC504
+5V REG.
IC4001
+5V REG.
IC5000
+3.3V REG.
IC3050
+1.8V REG.
D902
D923
Q921
D947
D503
PS954
P.CONT3
P.CONT3
E4V
E+4V
6V
+6V
E3.3V
+4V
(S-AIR-CON)
DZ904
2 FB
1 ZC
1 ZC
9 D
3 D
4 VCC
IC901
SWITCHING
REGULATOR
F901
LF901,902
FILTER
PC901
FEED BACK
PC903
STANDBY
CONTROL
Q943,947
POWER DOWN
DETECT
Q5001—5003
LED DRIVER
Q949,950
POWER
PROTECT
EN
5 FB/OLP
8 CLK
7 DIN
9 STB
7 DIN
9 STB
FUNCTION
KEY
S5100—5102
D501
73 KEY_INT
ROTARY
SWITCH
OPERATION
DIAL
S5111
S5109
/
!/
S5400
15
–
29
G1 – 12
42
–
31
F2
5V
FL_CS
1
LED1
2
LED2
3
LED3
39
P.CONT1
+3.3V2
(IC1101)
+3.3V1
(IC1101)
USB 5V
VBUS_SW
DZ280/DZ680
VIDEO+5V
(DMPORT)
+5V
D3.3V
+1.8V
5V
(FL)
SW3.3V
+5V
+1.8V
(IC1101)
+3.3V3
(IC1101)
RF+3.3V
(IC1101)
P.CONT1
41
WRITE EMP P_CONT3
Q501
RESET
IC506
RESET
IC5002
REMOTE
CONTROL
RECEIVER
D911
PS956
D916
F945
Q945
B+ SWITCH
D912
M+14V
M+9V
P.CONT1
12V
M+14V
M+9V
+9V
A12V
IC941
+12V REG.
IC4009
+9V REG.
IC1110
+1.8V REG.
IC4009
+9V REG.
(AC IN)
Q901
POWER CONTROL
I
AMP
SECTION
H
AUDIO
SECTION
J
AUDIO
SECTION
DZ680/HDZ485
DZ280/DZ680
HDZ284/HDZ485
IC4003
+5V REG.
+5V
HDZ284/HDZ485
DZ280/DZ680
15
13
X501
5MHz
Xin
Xout
i-ENHANCER
D5005
MUSIC
D5004
MOVIE
D5003
(Page 33)
(Page 33)
(Page 34)
HCD-DZ280/DZ680/HDZ284/HDZ485
HCD-DZ280/DZ680/HDZ284/HDZ485
36
36
For Schematic Diagrams.
Note:
• All capacitors are in
• 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.
• 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.
• B : B– Line.
• Voltages and waveforms are dc with respect to ground
• B : B– Line.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
• Voltages and waveforms are dc with respect to ground in
service mode.
• 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.
no mark : TUNER (FM)
< > : DVD PLAY
< > : DVD PLAY
*
: Impossible to measure
• Voltages are taken with VOM (Input impedance 10 M
Ω).
• Circled numbers refer to waveforms.
• Signal path.
F :
F :
TUNER
J
: DVD PLAY
L :
VIDEO
E :
Y
a :
CHROMA
r : COMPONENT VIDEO
N :
N :
MIC
• Abbreviation
CND : Canadian model
CND : Canadian model
For Printed Wiring Boards.
Note:
• X : Parts extracted from the component side.
• a :
• X : Parts extracted from the component side.
• a :
Through
hole.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
• Indication of transistor.
C
B
These are omitted.
E
Q
C E
B
These are omitted.
Caution:
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
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.
the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
• Circuit Boards Location
Note:
The components identi-
fi
The components identi-
fi
ed by mark 0 or dotted
line with mark 0 are criti-
cal for safety.
Replace only with part
number specifi ed.
cal for safety.
Replace only with part
number specifi ed.
Note:
Les composants identifi és
par une marque 0 sont
critiques pour la sécurité.
Ne les remplacer que par
une piéce portant le nu-
méro spécifi é.
Les composants identifi és
par une marque 0 sont
critiques pour la sécurité.
Ne les remplacer que par
une piéce portant le nu-
méro spécifi é.
SPEAKER board
S-AIR-CON board
(DZ680/HDZ485)
(DZ680/HDZ485)
IO-SCART board (DZ280/DZ680)
IO-COMPONENT board (HDZ284/HDZ485)
IO-COMPONENT board (HDZ284/HDZ485)
MAIN board
POWER board
MS-203 board
P-SW board
KEY board
FL-JACK board
• Abbreviation
CND : Canadian model
CND : Canadian model
Ver. 1.1
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