MPMan PDV-78 Скачать руководство пользователя страница 3

 

SPECIFICATION

 

Description

 

Condition

 

Unit

 

Limit

 

Nominal

 

Result 

Video Signal Level

 

Vp-p 

0.7±0.1 

0.7 

 

SYNC Lever

 

Vp-p 

0.3±0.1 

0.3 

 

Video out level

 

Vp-p 

1.0±0.2 

1.0 

 

Video out level

(No Loader) 

75% color bar, 75 

0hm

 

Vp-p 

2.0±0.2 

2.0 

 

Y(100%

 color bar

mV 

700±140 

700 

 

S-VIDEO

 out level

 

C(100%

 color bar

mV 

880±176 

880 

 

CD 

1KHz/0dB 

0.6±0.2 

0.7 

 

Audio out level

 

DVD 

1KHz/0dB 

1.4±0.2 

1.25-1.4   

20Hz 

dB 

≤±3 

 

125Hz 

dB 

≤±3 

 

10KHz 

dB 

≤±3 

 

Frequency Response 

(20 Hz 

– 

20 kHz)

 

20KHz 

dB 

≤±3 

 

Signal-to-noise ratio

 

(add A) 

Infinity 

zero/-&dB/L&R 

dB 

≥75 

≥75 

 

Audio distortion & noise

 

1KHz/0dB/L&R 

dB 

≤-65 

-65 

 

Dynamic range

 

1KHz/-60dB 

dB 

≥85 

≥85 

 

R/L Cross sound

 

1KHz/0dB/L&R 

dB 

≥45 

≥45 

 

1 kHz Channel Unbalance

  1KHz/0dB/L&R 

dB 

≤3 

 

Standby

 

 

Power Consumption 

DC 9V

 

Rating 

(DVD+Monitor)

 

≤12 

≤12 

 

Eccentricity

 

A-BEX TDV-552 

um 

≥100 

100 

 

Scratch

 

A-BEX TDV-541 

mm 

≥1.6 

1.6 

 

Black dot

 

A-BEX TDV-PW525CW

mm 

≥¢0.8 

0.8 

 

Finger Print

 

A-BEX TDV-PW525CW

um 

≥¢65 

65 

 

Vertical Deviation

 

A-BEX TDV-MW533CW

mm 

≥0.6 

0.6 

 

Содержание PDV-78

Страница 1: ...Service Manual 7 Inch LCD Color Monitor DVD Player MODEL PDV 78 ...

Страница 2: ... Specification 2 2 Block Diagram 4 3 General Alignment Instruction 5 4 Troubleshooting 7 5 Printed Circuit Board 12 6 Explode View 13 7 IC Block Diagram and Lead Identification 29 8 Schematic Diagram 39 ...

Страница 3: ...25 1 4 20Hz dB 3 0 125Hz dB 3 0 10KHz dB 3 0 Frequency Response 20 Hz 20 kHz 20KHz dB 3 0 Signal to noise ratio add A Infinity zero dB L R dB 75 75 Audio distortion noise 1KHz 0dB L R dB 65 65 Dynamic range 1KHz 60dB dB 85 85 R L Cross sound 1KHz 0dB L R dB 45 45 1 kHz Channel Unbalance 1KHz 0dB L R dB 3 0 Standby W 0 0 Power Consumption DC 9V Rating DVD Monitor W 12 12 Eccentricity A BEX TDV 552 ...

Страница 4: ...00 100 500 L 1KHz 0dB mW 500 100 500 SPK MAX Output AV IN R 1KHz 0dB mW 500 100 500 HEADPHONE S N add A Infinity zero dB L R dB 75 75 SPK S N add A Infinity zero dB L R dB 50 50 20Hz dB 3 0 125Hz dB 3 0 10KHz dB 3 0 HEADPHONE RESP 20Hz 20KHz 20KHz dB 3 0 20Hz dB 3 0 125Hz dB 3 0 10KHz dB 3 0 Amplifier Frep Resp 20Hz 20KHz 20KHz dB 3 0 ...

Страница 5: ...BLOCK DIAGRAM LCD ...

Страница 6: ...DVD PART ...

Страница 7: ...GENERAL ALIGNMENT INSTRUCTION The Main PCB of Monitor Modification 1 Input voltage is 6 8V 16V input signal is test circuit BY 5418 2 Adjust VR1 to get good performance ...

Страница 8: ...od Defective IC U3 Replace U3 4558 3414 4 Color is no good Defective C214 C216 C218 Replace C214 C216 C218 1UF 5 SYNC no good Defective IC U2 Replace U3 VX1827 6 TINT no good Defective IC U2 Replace U3 VX1827 7 NO Picture Defective IC U3 OR HV U1 Replace U3 VX1827 OR HV U1 MP1026 8 Picture no good Defective Y1 Replace Y1 20MHZ 9 Brightness no good Defective IC U3 Replace U3 4558 3414 ...

Страница 9: ...Replace U10 64M SDRAM OR T4 FLASH 29LV800 Replace U2 MT1389E E 3 No Sound Defective IC U6 Defective IC U5 Replace U6 C4558 Replace U5 TDA2822 4 Sound no good Defective IC U6 Defective IC U5 Defective V2 Replace U6 C4558 Replace U5 TDA2822 Replace V2 10KΩ 5 Can not read DISC Defective IC U3 PICK up Laser is defective Defective IC U2 Replace U3 CD5654 Replace pick up Replace U2 MT1389E E 6 No key fu...

Страница 10: ...PRINTED CIRCUIT BOARD Monitor Main PCB Top View ...

Страница 11: ...Monitor Main PCB Bottom View ...

Страница 12: ...Monitor HV PCB Top View Bottom View ...

Страница 13: ...DVD Main PCB TOP View ...

Страница 14: ...DVD Main PCB Bottom View ...

Страница 15: ...EXPLODED VIEW ...

Страница 16: ...IC BLOCK DIAGRAM DESCRIPTION IC VX1827 ...

Страница 17: ...IC BLOCK DIAGRAM DESCRIPTION IC VX1827 ...

Страница 18: ...IC BLOCK DIAGRAM DESCRIPTION IC VX1827 ...

Страница 19: ...IC BLOCK DIAGRAM DESCRIPTION IC A8430K ...

Страница 20: ...IC BLOCK DIAGRAM DESCRIPTION ...

Страница 21: ...IC BLOCK DIAGRAM DESCRIPTION ...

Страница 22: ...IC BLOCK DIAGRAM DESCRIPTION ...

Страница 23: ...IC BLOCK DIAGRAM DESCRIPTION ...

Страница 24: ...IC BLOCK DIAGRAM DESCRIPTION IC MBM29LV800BE ...

Страница 25: ...IC BLOCK DIAGRAM DESCRIPTION IC MBM29LV800BE ...

Страница 26: ...IC BLOCK DIAGRAM DESCRIPTION IC K4S641632 ...

Страница 27: ...IC BLOCK DIAGRAM DESCRIPTION IC K4S641632 ...

Страница 28: ...22 PIN PIN NAME TYPE DESCRIPTION 1 OSC I RC Oscillate Input 2 PD O Charge Control Output 3 Isen I Charge Current Sense Input 4 GND P Ground 5 LED O LED Status Output 6 Vsen I Charge Voltage Sense Input 7 Timer I Timer 8 VDD P 5 Volt Power ...

Страница 29: ...IC BLOCK DIAGRAM DESCRIPTION IC TDA2822 BLOCK DIAGRAM SCHEMATIC DIAGRAM PIN CONFIGURATIONS ...

Страница 30: ...IC BLOCK DIAGRAM DESCRIPTION IC S 8521F33 PIN PIN NAME DESCRIPTION 1 ON OFF ON OFF CONTROL PIN H NORMAL L STOP 2 VSS GND 3 VOUT OUTPUT VOLTAGE 4 EXT CONNECT EXTRA Crystal 5 VIN INPUT VOLTAGE ...

Страница 31: ...IC BLOCK DIAGRAM DESCRIPTION IC MP1026 ...

Страница 32: ...SCHEMATIC DIAGRAMS Monitor Part ...

Страница 33: ...Monitor Part ...

Страница 34: ...Monitor Part ...

Страница 35: ...Monitor Part Monitor HV BOARD ...

Страница 36: ...DVD Part ...

Страница 37: ...DVD Part ...

Страница 38: ...DVD Part ...

Страница 39: ...DVD Part ...

Страница 40: ...DVD Part ...

Страница 41: ...DVD Part ...

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