Roadstar DVD-5111 Service Manual
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Roadstar DVD-5111 Service Manual

Roadstar DVD-5111 Service Manual

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DVD-5111

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  • Page 1 DVD-5111...
  • Page 2 Test Environment and Equipment Name Spec. Q’ty Note Dual spec. TV (NTSC/PAL) PVM-14N6E European spec. (14”) Schneider STV 365 230V~50Hz 50Watt Transformer 220V/110V Oscilloscope OS-9100D 100MHZ Video/Audio Cable Lotus Terminal Video Cable Lotus Terminal S-video Cable DVD Power Cable CBS Test Disc NF-200 Test Disc PAL Navigation Files Test Disc V1.1...
  • Page 3 Scart Cable SCART Test equipment DVD Player Error Code CODE Description of defects Note Power Test No power no action Power Led indicator is not on or insufficient brightness Abnormal LED indicator character display or no display Loading time too long Remote controller bad sensing or not functional System stays in the Run In condition after power on, can’t be tested System down at power on...
  • Page 4 Scart S-Video no video / abnormal(Please indicate the abnormal condition) Picture subtitle display abnormal or no display Setting menu picture abnormal (Please indicate the abnormal condition) Audio Test Audio 1/Left waveform (sound) or waveform (sound) abnormal Audio 1/ Right waveform (sound) or waveform (sound) abnormal AC3 no waveform (sound) or waveform (sound) abnormal TCD-731RA abnormal sound SBC444A abnormal sound...
  • Page 5 Troubleshooting of abnormal conditions T01 No Power 1. Power Board Remove the top cover, check that the 8pin cable to the power board is correctly...
  • Page 6 plugged to the fixed position, or re-plug the cable and test again. If the above action is does not work, please remove the fixing screws on the power board and replace the board with a good one. 2. Main Board Check to see if the 8pin cable to the main board is correctly plugged to the fixed position, or re-plug it.
  • Page 7 correctly plugged at the fixed position, or re-plug it and test again. Use a tri-use meter or oscilloscope to measure a 5V between J13 pin 3 of the main board and GND, if the voltage is not there then the power board is bad. If the above action does not work, please remove the fixing screws on the power board and replace the board with a good one.
  • Page 8 T08 System down during play 1. Main Board Remove the top cover, check all flat cables in the system to see if they are correctly plugged to the fixed positions, or re-plug them. Replace with a new F/W, or re-plug the F/W, and check to see if it will work normally. If the above actions do not work, replace the main board.
  • Page 9 T11 Disc drive can’t read (NO DISC) 1. Main Board Remove the top cover and check the 30pin cable connecting the DVD-ROM and the main board to see if it is correctly plugged at the fixed position, or re-plug it. Check the resistors or resistor-array adjacent to J901 parts to see if there is any hollow soldering or cold soldering.
  • Page 10 If the above actions do not work, then replace the main board. 2. DVD ROM (less chance to happen) If it is useless to change the main board, then replace DVD ROM. T21 Video 1 no video / abnormal 1. Main Board Remove the top cover, check all flat cables in the system to see if they are correctly plugged to the fixed positions, or re-plug them.
  • Page 11 Check UM2 to see if there is any cold or hollow soldering and short circuit problem and rule out the problem. Check U701,UU4, UM1 and UM2 to see if there is any cold or hollow soldering and rule out the problem. If the above actions do not work, then replace the main board.
  • Page 12 1. Main Board Remove the top cover and dis-assemble F/W(U703), replace with a good F/W or re-plug it, then check if the action is normal. Otherwise replace the F/W. Check UU1, UM1 or U701 to see if there is any cold or hollow soldering and short circuit problems and rule out the problem, otherwise replace them one by one.
  • Page 13 T35 TCD-731 abnormal sound 1. Power Board Remove the top cover, check flat cables connecting to the power board to see if they are correctly plugged to the fixed positions, or re-plug them and test again. If the above action does not work, please remove the fixing screws on the power board and replace the board with a good one.
  • Page 14 Remove the top cover, check flat cables connecting to the power board to see if they are correctly plugged to the fixed positions, or re-plug them and test again. If the above action does not work, please remove the fixing screws on the power board and replace the board with a good one.
  • Page 15 circuit, broken circuit, parts missing, wrong parts and rule out the problem. Replace the F/W and make sure that the situation is improved. If the above action does not work, then replace the main board. TB3 Scart Audio no waveform (sound) or waveform (sound)abnormal 1.
  • Page 16 Check the 12pin cable between the front board and the main board to see if there is any problem of plugging and rule out the problem. - Check to see if U701 is damaged, and check all parts following U701 to see if there is any cold or hollow soldering, short circuit, broken circuit, broken parts, parts missing and rule out the problem.
  • Page 17 T73 Area code can’t be set or entered Main Board Check UM1 to see if there is any cold or hollow soldering and reverse soldering of IC or parts missing. Replace the main board or re-burn the F/W.

  • Page 21: Table Of Contents

    ACHME CORP. SWITCHING POWER SUPPLY TABLES CONTENTS DATE :2003.05.07 MODEL : AM662H PAGE ITEM 1.0 --------- INTRODUCTION ------------------------------ 2.0 --------- INPUT SPECIFIVATION ---------------------- 3.0 --------- OUTPUT SPECIFIVATION ------------------- 4.0 --------- PERFORMANCE ------------------------------ 5.0 --------- DIELECTRIC STRENGTH ------------------- 6.0 --------- ENVIRONMENT ------------------------------ 7.0 --------- INTERNATIONAL STANDARD ------------- 8.0 ---------...

  • Page 22: Introduction

    1.0 INTRODUCTION THIS DEVICE IS A SWITCHING MODE POWER SUPPLY FOR DVD-PLAYER 2.0 INPUT SPECIFICATION 2.1 INPUT VOLTAGE NOMINAL RANGE 200Vac/240vac 180Vac-264Vac 2.2 LINE FREQUENCY NOMINAL RANGE 50Hz 47Hz – 53Hz 2.3 INPUT CURRENT 1.2A MAX FOR 220Vac AND UNDER TYPICAL LOAD 2.4 INRUSH CURRENT 50Ap-p MAX FOR 264Vac AT COLD START 2.5 TOUCH CURRENT...

  • Page 23: Performance

    4.0 PERFORMANCE 4.1 EFFICIENCY MIN AT NOMINAL AC INPUT AND MAX LOAD 4.2HOLD-UP TIME 16mS MIN AT 220Vac/50HZ AC LINE AND TYPICAL LOAD 4.3 RISE TIME 100mS MAX AT 220Vac/50HZ AC LINE AND TYPICAL LOAD 4.4 OVER VOLTAGE PROTECTION 5V MAX WITH 6.5V 12V MAX WITH 14V 30V MAX.

  • Page 24: International Standard

    7.0 INTERNATIONAL STANDARD 7.1 SAFETY STANDARDS DESIGNED TO MEET THE FOLLOWING STANDARDS UL , CUL : 60065 TUV : EN60065 7.2 EMI STANDARDS DESIGNED TO MEET THE FOLLOWING STANDARDS EN55013 CISPR22 8.0 MECHANICAL SPECIFICATION 8.1 CONNECTOR INPUT (CON1)3961-03N2 P=3.96mm 2-PINS OUTPUT (CON2)8673-04 P=3.96mm 4-PINS (CON3)=AM662-PA 8.2 PIN ASSIGNMENT...
  • Page 43 利 利 利 利 利 利 利 利 利...
  • Page 44 利 利 利 利 利...
  • Page 45 年 料...
  • Page 46 良 良 良 粒 良 力...

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