background image

42

AVX-P7300DVD

1

FEY

500mV/div. 1ms/div.

Focus search

2

CH1: ASF

3

CH2: RFENV
Focus search

200ms/div. 1ms/div.

1

CH1: FEY

500mV/div. 1ms/div.

4

CH2: FD

1V/div. 1ms/div.

Focus close

2

CH1: ASF

3

CH1: RFENV
Focus close

1

CH1: FEY

5

CH2: FOK
Focus close

500mV/div. 10ms/div.

6

CH1: TEY

500mV/div. 1ms/div.

Focus close(DVD)

6

CH1: TEY

500mV/div. 1ms/div.

Focus close(CD)

1

CH1: FEY

4

CH2: FD
Play

500mV/div.20ms/div.

6

CH1: TEY

7

CH2: TD
Play

500mV/div.20ms/div.

8

CH1: RFOUT 0.1V/div. 0.1µs/div.
Play(DVD surroundings on inside)

8

CH1: RFOUT 0.1V/div. 0.2µs/div.
Play(CD)

6

CH1: TEY

9

CH2: CRGDRV

Surroundings on inside->

surroundings on outside

500mV/div. 100ms/div.

VHALF

VHALF

VHALF

VHALF

VHALF

VHALF

VHALF

VHALF

VHALF

VHALF

200mV/div. 2ms/div.

VHALF

VHALF

VHALF

VHALF

VHALF

VHALF

VHALF

-

Waveforms

Note:1. The encircled number denote measuring pointes in the circuit diagram.

2. Reference voltage VHALF : 1.65V

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TEL  13942296513  QQ  376315150  892498299 

TEL  13942296513  QQ  376315150  892498299 

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Summary of Contents for AVX-P7300DVDES/RC

Page 1: ...IAGRAM 46 5 ELECTRICAL PARTS LIST 64 6 ADJUSTMENT 80 7 GENERAL INFORMATION 101 7 1DIAGNOSIS 101 7 1 1 TOUBLESHOOTING 101 7 1 2 DISASSEMBLY 105 7 1 3 PCB LOCATION 110 7 1 4 CONNECTOR FUNCTION DESCRIPTION 111 7 2IC 112 7 3EXPLANATION 131 7 3 1 MECHANISM DESCRIPTIONS 131 7 3 2 OPERATIONAL FLOW CHART 135 8 OPERATIONS AND SPECIFICATIONS 136 NOTE Manufactured under license from Dolby Laboratories Dolby ...

Page 2: ...1400 MNZS25BDAUB ADSC IC 1200 MN677061ZYUB 59 XWR 100 MCK33 10 12 11 13 8 11 30 124 99 110 33 5 2 3 3 CPU IC 1700 PE5277A 62 63 78 90 X1700 5MHz X2ENV CLKOUT 94 23 36 33 117 6 17 1 2 3 11 116 86 107 59 104 2 4 2 1 4 2 2 1 1 1 97 71 83 79 96 CD DVD X2 X1 XWR BUSISO XRES XCSSRAM FSSW VCONTA VCONTB XUWR TILT1 TILT2 TILT3 AVREF ADENA DSCSNS Q1700 S1301 S1303 S1304 S1302 IC 1705 TC7SH04FU IC 1706 TC7SH...

Page 3: ...CC 1603 COMN 1 CN1702 C EXTENSION PCB TXD RXD DTR CTS CN261 CN262 IP OUT OPT OUT IP IN 1 DISCSET 78 IC 251 TC74VHCT08AFT 3 6 11 IC 252 TC74VHC08FT 4 9 8 4 AMUTE 42 TMODE 37 STOSYS AMUTE 95 YSTOMS 96 IRQPWR 35 TPMUTE 28 DVD CONTROLLER IC 701 1 2 PE5285A TX 86 RX 85 CN251 CN252 DVD VIDEO IEC958 13 XAMUTE 19 L_OUT 26 R_OUT 29 IC 501 NJM2068MD 3 1 IC 502 BA3131FS 20 3 18 19 IC 801 TA2050F 1 8 13 12 6 ...

Page 4: ...arts be sure to refer to EXPLODED VIEWS AND PARTS LIST or ELECTRICAL PARTS LIST A a A b A a A a A b A b A b A b A a A a Large size SCH diagram Guide page Detailed page A a www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 5: ...rentiation is made between chip resistors and discrete resistors NOTE Symbol indicates a capacitor No differentiation is made between chip capacitors and discrete capacitors REFLECTION MUTE A CONTROL PCB Control Unit Consists of Control PCB Photo PCB Extention PCB 1K 1 2W 5A CEK1135 The power supply is shown with the marked box A A b www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 ...

Page 6: ...SYNC SEPARATOR D CN1103 A a A b A a 1 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 7: ... CN1702 F CN1901 PE5285A A a A b A a 2 3 4 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 8: ...Control PCB Photo PCB Extention PCB 1K 1 2W 5A CEK1135 A a A b A b 1 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 9: ... designation Symbol indicates a resistor No differentiation is made between chip resistors and discrete resistors NOTE Symbol indicates a capacitor No differentiation is made between chip capacitors and discrete capacitors The power supply is shown with the marked box A a A b A b 2 3 4 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942...

Page 10: ...nsists of Control PCB Photo PCB Extension PCB B 3 3 PHOTO PCB www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 11: ... of Control PCB Photo PCB Extension PCB C 3 4 EXTENSION PCB www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 12: ...01 LCD MODULE G CN2804 3 5 RELAY UNIT D J CN001 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 13: ...LAY UNIT A CN101 D www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 14: ...rd Unit Consists of Inverter PCB Grille PCB D2951 1SS355 D2950 UDZ5R6 B www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 15: ... CHP TR EW UC ES RD ES RC EW EW EW R1906 1910 1938 1940 1947 1949 UC ES RD ES RD 130 EW 150 S1903 S1910 UC ES RD ES RC CSG1112 EW CSG1113 F 3 7GRILLE PCB www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 16: ...102 ENCODER PCB Encoder Unit Consists of Encoder PCB SW PCB SW PCB G H DEG0 C G H www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 17: ...PU UNIT REFERENCE www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 18: ... C S S C C S S C M M2 SPINDLE MOTOR CXB6218 M M3 CARRIAGE MOTOR CXB5955 M M1 LOADING MOTOR CXB5960 1 2 I DVD CORE UNIT V FRONT END 2 2 I 2 2 I PICKUP UNIT SERVICE DP4 RF AMP BLOCK DISC DETECT SWITCH DRIVER BLOCK SERVO CONTROLLER BLOCK SERVO C I I a 1 2 3 10 DVD MECHANISM MODULE 1 2 GUIDE PAGE 1 2 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q ...

Page 19: ... CLK 33 8MHz CLK CLK CLK CLK 2 2 I 2 2 I 2 2 I CK CPU I F OPTICAL DISC CONTROLLER BLOCK ODC CPU I F MPEG STREAM I b I 1 2 1 2 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 20: ...CLOCK LINE F T C S CLK F T 1 2 I DVD CORE UNIT V FRONT END 2 2 I PICKUP UNIT SERVICE DP4 RF AMP BLOCK SERVO CPU I F I a I b 1 2 3 I a 1 2 1 2 1 2 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 21: ... M2 SPINDLE MOTOR CXB6218 M M3 CARRIAGE MOTOR CXB5955 M M1 LOADING MOTOR CXB5960 2 2 I DISC DETECT SWITCH DRIVER BLOCK SERVO CONTROLLER BLOCK 4 5 I a 1 2 I a I b 1 2 1 2 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 22: ... 8MHz CLK 2 2 I 2 2 I CPU I F OPTICAL DISC CONTROLLER BLOCK ODC CPU I F 1 2 3 I b 1 2 I a I b 1 2 1 2 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 23: ... CLK 2 2 I CK MPEG STREAM I a I b 4 5 I b 1 2 1 2 1 2 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 24: ...POWER SUPPLY POWER SUPPLY 3 3V CLOCK FREQUENCY 5MHz 1 8V 6 3V 5 0V 2 7V 3 3V C CN261 I 2 2 3 11 DVD MECHANISM MODULE 2 2 GUIDE PAGE I a 2 2 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 25: ...LK 33 8MHz AUDIO 2ch ANALOG OUT A CN252 POWER SUPPLY 3 3V Silks L1519 L1520 L1521 L1536 Silk R1536 I 2 2 I b 2 2 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 26: ... 1 2 I 1 2 I POWER SUPPLY 1 8V 6 3V 5 0V 2 7V 3 3V C CN261 I a I b 1 I a 2 2 2 2 2 2 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 27: ... SUPPLY 3 3V CLOCK FREQUENCY 5MHz 2 I a 2 2 I a I b 2 2 2 2 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 28: ...3 8MHz AUDIO 2ch ANALOG OUT Silks L1519 L1520 L1521 C CN261 I b 2 2 I a I b 2 2 2 2 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 29: ... 3 3V Silks L1519 L1520 L1521 L1536 Silk R1536 I a I b I b 2 2 2 2 2 2 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 30: ...1V div 0 1µs div Play DVD surroundings on inside 8 CH1 RFOUT 0 1V div 0 2µs div Play CD 6 CH1 TEY 9 CH2 CRGDRV Surroundings on inside surroundings on outside 500mV div 100ms div VHALF VHALF VHALF VHALF VHALF VHALF VHALF VHALF VHALF VHALF 200mV div 2ms div VHALF VHALF VHALF VHALF VHALF VHALF VHALF Waveforms Note 1 The encircled number denote measuring pointes in the circuit diagram 2 Reference volt...

Page 31: ...TCLK CH3 STVALID CH4 STENABLE G 5V div 2µs div G G G T CH1 AVRTM CH2 STCLK CH3 STVALID CH4 STENABLE G 5V div 50µs div G G G T CH1 AOUT0 CH2 SRCKAV CH3 LRCKAV G 2V div 2µs div G G T CH1 IEC958 1V div 500ns div G T CH1 LO CH2 RO G 1V div 500µs div G T CH1 COMPO 200mV div 10µs div White 100 output G www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q ...

Page 32: ...1 3 12 VIDEO SCHEMATIC www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 33: ... VIDEO SCHEMATIC www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

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