![Sony HCD-DZ720 [28/92] Video section page 31](/img/pdf.png)
Sony HCD-DZ720 [28/92] Video section page 31
![Sony HCD-DZ720 [28/92] Video section page 31](/views2/1793005/page28/bg1c.png)
2828
HCD-DZ720
HCD-DZ720
6-1. BLOCK DIAGRAM – RF SECTION –
CKSW
OCSW
S001
(CHUK/TRAY DETECT)
MM
(LOADING)
LDM+
LDM-
: CD PLAY
: DVD PLAY
: SACD PLAY
• Signal Path
DETECTOR
6
2
3
4
5
11
10
19
18
252 253
DVDRF IP
DVDA
DVDB
DVDC
DVDD
TPI
TNI
MC
MD
29
V2O
D
C
LD01
MD12
LD02
MSW
IOP
MD11
OSP
OSN
IC101 (1/3)
CD/DVD RF AMP,
FOCUS/TRACKING ERROR AMP
DVD SYSTEM PROCESSOR
DIGITAL SERVO PROCESSOR
OPTICAL PICK-UP
BLOCK
(KHM-310CAA)
2AXIS
DEVICE
FOCUS/
TRACKING
COIL
23
20
LI NY SW
136
22
21
36 48
43
15
37 1
Q102 (2/2)
AUTOMATIC POWER
CONTROL (FOR DVD)
Q101, Q103
VOLUME CONTROL
Q102 (1/2)
AUTOMATIC POWER
CONTROL (FOR CD)
LASER
DIODE
(FOR CD)
LASER
DIODE
(FOR DVD)
FOCUS COIL
DRIVE
42
41
BUFFER
35 3
34 4
TRACKING COIL
DRIVE
32
31
38
42
39
37
41
30
47
REGULATOR
IC201
FOCUS/TRACKING COIL DRIVER,
SPINDLE, SLED MOTOR DRIVER
27
28
SPINDLE MOTOR
DRIVE
MM
(SPINDLE MOTOR)
47
46
24
25
FMO
TROPENPWM
FOO
DMO
TRO
VREFO
SPFG
40
IOPMON
FOO
RF
A
B
C
D
F
E
VC
LIMIT
CD LD
PD
VR650
VR780
MSW
DVD LD
FCS+
FCS–
TRK+
+3.6V
+5V
TRK–
SP+
SP–
SL+
SL–
D
C
B
A
VREFO
9
MB
B
8
MA
A
30
29
SLED MOTOR
DRIVE
MM
(SLED MOTOR)
48
BUFFER
19
20
22
21
17
16
LOADING
MOTOR
49
50
40
45
IC501 (1/4)
SYSTEM
CONTROLLER
99
IFSCK
DVD_SCO
33
100
XIFCS
DVD_XIFCS
37
MTK_RST
SCO
SCD
SID
98
IFSDO
DVD_SOD
32
101
IFSDI
CDM_OPEN_SW
114
XIF5SY
DVD_XIFBUSY
34
DVD_SID
31
TRO
FMO
FOO
DMO
TRO
10
13
FMO
DMO
211
MUTE123
210
MUTE
170
TSDM
28
V2REFO
106
RXD
107
TXD
5
6
2
1
RFMON
CN105
TO DIAG JIG
V2REFO
RXD
TXD
185
REW
186
FWD
CKSW
OCSW
REG02
REG01
9
12
38
27
VIDEO SECTION
(Page 31)
D
9
CNVss
CN503
3
7
2
5
4
8
E
CNVss
RTS1
RESET
CLK1
RXD1
TXD1
TO WRITE JIG
POWER SECTION
(Page 32)
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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