![Sony HCD-DZ720 [30/92] 3 block diagram audio section](/img/pdf.png)
Sony HCD-DZ720 [30/92] 3 block diagram audio section
![Sony HCD-DZ720 [30/92] 3 block diagram audio section](/views2/1793005/page30/bg1e.png)
3030
HCD-DZ720
HCD-DZ720
6-3. BLOCK DIAGRAM – AUDIO SECTION –
: AUDIO
• Signal Path
IC3250
S-MASTER DIGITAL AMP
TB301
(+)
(–)
IC3030
S-MASTER PROCESSOR
31
DATA
36
XFSIIN
30
BCK
23
SCLATCH
27
INIT
18
NSPMUTE
SOFTMUTE
21
SCDT
29
LRCK
22
SCSHIFT
25
FLAGL OVF
24
OVF FLAGR
LAT3
INIT
NSPMUTE
SCDT
OVF2
SHIFT
9
OUTL2
6
OUTR1
11
OUTL1
4
OUTR2
38
FS0I
Q3401,3402
DC
DETECT
WOOFER
24
FL DATA
21
FL CLK
25
FL CS/STB
VFL
(+)
(–)
Q3301,3302
DC
DETECT
CENTER
(+)
(–)
IC3010
S-MASTER PROCESSOR
IC501 (3/4)
SYSTEM CONTROLLER
IC802
FL DRIVER
31
DATA
36
XFSIIN
30
BCK
23
SCLATCH
27
INIT
18
NSPMUTE
21
SCDT
29
LRCK
22
SCSHIFT
9
OUTL2
6
OUTR1
11
OUTL1
4
OUTR2
38
FS0I
7
DIN
8
CLK
9
42
STB
30
F1
F2
Q3101,3102
DC
DETECT
(+)
(–)
Q3151,3152
DC
DETECT
(+)
(–)
IC3020
S-MASTER PROCESSOR
31
DATA
20
PGMUTE
36
XFSIIN
30
BCK
23
SCLATCH
27
INIT
18
19
NSPMUTE
SOFTMUTE
SCDT
29
LRCK
22
21
SCSHIFT
4
OUTR2
11
OUTL1
6
OUTR1
9
OUTL2
38
FS0I
48
XFS0IN
48
XFS0IN
48
XFS0IN
Q3201,3202
DC
DETECT
FRONT
R
SD
4
6
PWMBP
14
5
PWMAP
RESET
(+)
(–)
OUTA
OUTB
IC3200
S-MASTER DIGITAL AMP
SD
4
4
14
PWMB
6
5
PWMA
RESET
OUTA
OUTB
IC3150
S-MASTER DIGITAL AMP
SD
6
PWMA
14
5
PWMB
RESET
OUTB
OUTA
4
IC3100
S-MASTER DIGITAL AMP
SD
14
PWMB
6
5
PWMA
RESET
OUTB
OUTA
4
IC3300
S-MASTER DIGITAL AMP
SD
6
PWMA
14
5
PWMB
RESET
OUTA
OUTB
4
IC3400
S-MASTER DIGITAL AMP
IC3500
S-MASTER DIGITAL AMP
IC3001
COMPARATOR
SD
14
PWMA
6
5
PWMB
RESET
OUTB
25
28
OUTA
Q3251,3252
DC
DETECT
43
DRIVE OCP
FRONT
L
SUR R
SPEAKER
J402
SUR L
AMP_D3
WF
WF
C
C
MCK0
BCK0
LRCK0
LAT1
INIT
NSPMUTE
SOFTMUTE
INIT
SOFTMUTE
SCDT
SHIFT
LAT1
LAT2
LAT3
SCDT
SHIFT
AMP_D1
MCK0
BCK0
LRCK0
LAT2
INIT
NSPMUTE
SCDT
SHIFT
AMP_D2
MCK0
BCK0
LRCK0
24
OVF FLAGR
FLAGL OVF
25
19
SOFTMUTE
19
20
FL801
FLUORESCENT
INDICATOR TUBE
Q3551
PROTECT DETECT
AMP_D1-D3
A
AMP
SECTION
(Page 29)
VIDEO
SECTION
(Page 31)
VIDEO
SECTION
(Page 31)
1
DAMP SCDT
2
DAMP SHIFT
SG1 – SG16
HPMUTE
PLUG_DET2
53
HP_MUTE
MST
52
HP_SW
47
DAMP LAT1
48
DAMP LAT2
49
DAMP LAT3
50
DAMP INIT
51
DAMP SOFT MUTE
42
DRIVE RST
RESET
DIAG
OVF
44
OVERFLOW1
OVF2
45
OVERFLOW2
14 – 29
GR2 – GR12
GR1
G1
41 – 31
74
KEY INT
4
SIRCS–IN
IC801
REMOTE CONTROL
RECEIVER
97,95,94
KEY0 – KEY2
KEY0
S801 – S813
(FUNCTION KEY)
10
ENA
S800
VOLUME
ENCODER
11
ENB
15
13
X501
5MHz
IC3003
SELECTER
Xin
Xout
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
Q802
FL DRIVER
+3.3V
FAN
FAN
DRIVE
Q3000-3002
+12V
SOFTMUTE
SOFTMUTE
FR
HP
HP
HP
HP
FR
FL
FL
SR
SR
SL
SL
VOLUME
25
FLAGL OVF
24
OVF FLAGR
OVF
TB302
E3.3V
19
DIPCSFLAG
AMP_D0-D3
D3071-D3073
2
1
5
6
68
20
PGMUTE
41
HPOUTR1
43
HPOUTL2
39
HPOUTR2
45
HPOUTL1
PGMUTE
14
XFS0OUT
14
XFS0OUT
37
FSOCKOUT
IC3051
OSC
X4501
49.152MHz
30
25
28
30
25
28
30
25
28
30
25
28
30
4
SD
14
PWMB
6
5
PWMA
RESET
OUTB
OUTA
25
28
30
25
28
30
+
–
3
2
1
+
–
5
6
7
Q450,451
Q460,461
MUTE
Q3081
MUTE SW
HPMUTE
PLUG DET2
L
R
PHONES
27
C
AMP MCKO
AMP BCKO,AMP LRCKO
IC4502
AMP
A
Y
2
4
27
27
27
27
27
27
Содержание
- 0 vp p 75 ohms 1
- Amplifier section 1
- E model australian model 1
- General 1
- Hcd dz720 1
- Khm 310caa 1
- Service manual 1
- Super audio cd dvd receiver 1
- Super audio cd dvd system 1
- Tuner section 1
- Video section 1
- Hcd dz720 2
- Diagrams 3
- Disassembly 3
- Electrical adjustmen 3
- Electrical parts lis 3
- Exploded views 3
- Genera 3
- Hcd dz720 3
- Servicing not 3
- Table of contents 3
- Test mod 3
- Hcd dz720 section 1 servicing note 4
- Self diagnosis function 4
- Servicing note 4
- Discharge the charged electricity in capacitors to prevent electric shock as follows 5
- Hcd dz720 5
- How to open the disc table when power switch turns off 5
- Fix the capacitors with adhesive agent as follows 6
- Hcd dz720 6
- Precaution when installing a new op unit precaution before unsoldering the static electricity prevention solder bridge 6
- Hcd dz720 7
- Please apply the adhesive agent to the button base play when replacing the cap play or cap func or cap ams please apply the adhesive agent to the button base power when replacing the cap power 7
- Precaution when replacing the cap 7
- Hcd dz720 8
- Precaution on the connector processing of the power board 8
- Dmb12 board service position 9
- Hcd dz720 9
- Main board service position 9
- Front panel 10
- General 10
- Hcd dz720 section 2 general 10
- Rear panel 10
- About the indications in the front panel display 11
- Front panel display 11
- Hcd dz720 11
- Hcd dz720 12
- Remote control 12
- 1 disassembly flow 13
- Disassembly 13
- Hcd dz720 section 3 disassembly 13
- This set can be disassembled in the order shown below the dotted square with arrow prompts you to move to the next job when all of the works within the dotted square are completed 13
- 2 case front panel assy 14
- Hcd dz720 14
- 3 fl board 15
- 4 jack board sw board 15
- Hcd dz720 15
- Qs two 15
- 5 io s terminal board speaker board 16
- 6 main board 16
- Connector cn301 16
- Connector cn302 16
- Connector cn303 16
- Hcd dz720 16
- Io s terminal board 16
- Q two screws bvtp 3 8 16
- Qa two screws bv 3 6 16
- Qs speaker board 16
- Screw lead pin 16
- Three harnesses 16
- Three screws bvtp 3 8 16
- When assembling clamp the three harnesses with a lead pin or a similar tool so that they do not touch this screw 16
- Wire flat type 11core cn201 16
- Wire flat type 5core cn304 16
- Wire flat type 9core cn303 16
- 7 dmb12 board 17
- 8 dc fan tuner unit 17
- Hcd dz720 17
- 10 dvd mechanism deck cdm85 dvbu102 18
- 9 power board 18
- Hcd dz720 18
- 11 tray 19
- 12 belt ms 203 board 19
- Bottom side 19
- Hcd dz720 19
- Move the chuck cam in the direction of the arrow 19
- Two claws 19
- 13 optical pick up khm 310caa 20
- Hcd dz720 20
- Hcd dz720 section 4 test mode 21
- Test mode 21
- Dvd section 22
- Hcd dz720 22
- Hcd dz720 23
- Hcd dz720 24
- Dmb12 board 25
- Dvd section 25
- Electrical adjustment 25
- Hcd dz720 section 5 electrical adjustment 25
- Diagrams 26
- Hcd dz720 section 6 diagrams 26
- These are omitted 26
- This note is common for printed wiring boards and schematic diagrams in addition to this the necessary note is printed in each block 26
- Circuit boards location 27
- Hcd dz720 27
- Io s terminal board 27
- Main board 27
- Waveforms dmb12 board 27
- 1 block diagram rf section 28
- Hcd dz720 28
- Video section page 31 28
- 2 block diagram amp section 29
- Hcd dz720 29
- 3 block diagram audio section 30
- Hcd dz720 30
- Q3000 3002 30
- 4 block diagram video section 31
- Hcd dz720 31
- 5 block diagram power section 32
- Hcd dz720 32
- 4 r1174 33
- 6 printed wiring board dmb12 board side a 33
- Cn202 5 1 33
- For check 33
- Hdmi out dvd only 33
- Ic101 d 6 ic102 d 8 ic103 c 8 ic104 b 7 ic110 f 6 ic201 f 8 ic701 c 3 ic708 c 4 33
- Location 33
- New part of eep rom ic103 ic706 on the dmb12 board cannot be used therefore if the mounted main board a 1154 449 a etc is replaced exchange new eep rom ic103 ic706 with that used before the replacement 33
- Q101 g 6 q103 g 6 33
- Ref no 33
- Spindle motor sled motor for diag jig optical pick up block khm 310caa 33
- 7 printed wiring board dmb12 board side b 34
- Hcd dz720 34
- Ic4502 34
- Ic4601 34
- 8 schematic diagram dmb12 board 1 7 35
- Hcd dz720 35
- See page 59 for ic block diagram 35
- 9 schematic diagram dmb12 board 2 7 36
- Hcd dz720 36
- 10 schematic diagram dmb12 board 3 7 37
- Hcd dz720 37
- See page 27 for waveforms see page 66 for ic pin function description 37
- 11 schematic diagram dmb12 board 4 7 38
- Hcd dz720 38
- 12 schematic diagram dmb12 board 5 7 39
- Hcd dz720 39
- K 1 10w 0 39
- 13 schematic diagram dmb12 board 6 7 40
- Hcd dz720 40
- See page 59 60 for ic block diagrams 40
- 14 schematic diagram dmb12 board 7 7 41
- Hcd dz720 41
- See page 27 for waveform 41
- 15 printed wiring board main board side a 42
- Dmb12 board cn109 page 33 42
- Fl board cn801 page 53 42
- For writer jig 42
- Hcd dz720 42
- Ic3001 42
- Ic3003 42
- Ic3010 42
- Ic3020 42
- Ic3030 42
- Ic3050 42
- Ic3100 42
- Ic3150 42
- Ic3200 42
- Ic3250 42
- Ic3300 42
- Ic3400 42
- Ic3500 42
- Io s terminal board cn301 page 50 42
- 16 printed wiring board main board side b 43
- Dmb12 board cn4501 page 33 43
- Dmb12 board cn601 page 33 43
- Hcd dz720 43
- Jack board cn403 page 53 43
- Power board cn902 page 57 43
- Power board cn904 page 57 43
- Soft jig 43
- Speaker board cn301 page 55 43
- Speaker board cn302 page 55 43
- Speaker board cn303 page 55 43
- 17 schematic diagram main board 1 6 44
- Hcd dz720 44
- See page 61 for ic block diagrams 44
- 18 schematic diagram main board 2 6 45
- Hcd dz720 45
- 19 schematic diagram main board 3 6 46
- Hcd dz720 46
- 20 schematic diagram main board 4 6 47
- Hcd dz720 47
- See page 61 for ic block diagrams 47
- 21 schematic diagram main board 5 6 48
- Hcd dz720 48
- Ict541 48
- R543 10k 48
- Ss355wte 17 48
- 22 schematic diagram main board 6 6 49
- Hcd dz720 49
- 23 printed wiring board io s terminal board side a 50
- Hcd dz720 50
- Location 50
- Main board cn601 page 42 50
- 24 printed wiring board io s terminal board side b 51
- Component video out 51
- Dmb12 board cn4301 page 33 51
- Dmb12 board cn4302 page 33 51
- Hcd dz720 51
- Jack board cn402 page 53 51
- Monitor out 51
- S video dvd only 51
- Tuner unit 51
- Tv vcr 51
- Video in r 51
- 25 schematic diagram io s terminal board 52
- Hcd dz720 52
- See page 27 for waveforms see page 62 for ic block diagrams 52
- 26 printed wiring boards panel section 53
- Audio in a cal mic 53
- Function 53
- Hcd dz720 53
- Io s terminal board cn302 page 51 53
- Main board cn3001 page 43 53
- Main board cn501 page 42 53
- Phones 53
- Volume 53
- 27 schematic diagram panel section 54
- Hcd dz720 54
- See page 60 for ic block diagram 54
- 28 printed wiring board speaker board 55
- 29 schematic diagram speaker board 55
- C305 c306 c304 c307 c303 55
- C310 c308 55
- C312 tb302 55
- Cn302 cn303 55
- Hcd dz720 55
- Speaker board 55
- 30 printed wiring board ms 203 board 56
- 31 schematic diagram ms 203 board 56
- 861 327 12 56
- Dmb12 board 5 7 cn202 56
- Ms 203 board 56
- See page 27 for circuit boards location 56
- Uses unleaded solder 56
- 1 5 1 5 1 57
- 3 1 12 57
- 32 printed wiring board power board 57
- Hcd dz720 57
- Main board cn3002 page 43 57
- Main board cn506 page 43 57
- Main power transformer 57
- Pc903 pc901 57
- Sub power transformer 57
- 33 schematic diagram power board 58
- Hcd dz720 58
- Ic943 ic942 58
- Dmb12 board 59
- Hcd dz720 59
- Ic block diagrams 59
- Ic4601 pcm1803dbr 59
- Ic706 br24l16f we2 59
- Dmb12 board 60
- Fl board 60
- Hcd dz720 60
- Ic150 ic705 sn74lvc1g08dckr 60
- Ic702 tk11118cscl g 60
- Ic802 pt6315 60
- Hcd dz720 61
- Ic3010 ic3020 ic3030 cxd9788ar 61
- Ic3100 ic3150 ic3200 ic3250 ic3300 ic3400 ic3500 cxd9883m 61
- Main board 61
- Hcd dz720 62
- Ic201 mm1623bfbe 62
- Ic350 mc14052bdr2 62
- Io s terminal board 62
- Hcd dz720 63
- Hcd dz720 64
- Hcd dz720 65
- Hcd dz720 66
- Hcd dz720 67
- Hcd dz720 68
- Hcd dz720 69
- Hcd dz720 70
- 1 overall section 71
- Exploded views 71
- Hcd dz720 section 7 exploded views 71
- 2 front panel section 72
- Hcd dz720 72
- 3 chassis section 73
- Hcd dz720 73
- 4 dvd mechanism deck section cdm85 dvbu102 74
- Hcd dz720 74
- Electrical parts list 75
- Hcd dz720 section 8 electrical parts list 75
- Hcd dz720 76
- Hcd dz720 77
- Hcd dz720 78
- Fl dmb12 79
- Hcd dz720 79
- Hcd dz720 80
- Io s terminal 80
- Io s terminal fl 80
- Hcd dz720 81
- Jack io s terminal 81
- Hcd dz720 82
- Hcd dz720 83
- Main jack 83
- Hcd dz720 84
- Hcd dz720 85
- Hcd dz720 86
- Hcd dz720 87
- Hcd dz720 88
- Ms 203 88
- Hcd dz720 89
- Hcd dz720 90
- Speaker 90
- Speaker power 90
- Hcd dz720 91
- Speaker sw 91
- Hcd dz720 92
- Revision history 92
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