Magnavox-BDP170MW8-dvd-sm 电路图 维修手册.pdf

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1、SERVICE MANUAL DVD PLAYER BDP170MW8 SUPPLEMENT This service manual shows only the differences between the model BDP170MW8 and the original model DP170MS8. All other information is described in the service manual of the model DP170MS8. STANDBY-ONPREVPLAYNEXTSTOPOPEN/CLOSE POWERPLAYHDMI TABLE OF CONTE

2、NTS Block Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1-1 Schematic Diagrams / CBAs and Test Points . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2-1 Different parts f

3、rom the original model (DP170MS8). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3-1 Downloaded Free from http:/www.free-service- RadioFans.CN 收音机爱 好者资料库 1-1-1 BLOCK DIAGRAMS System Control / Servo Block Diagram E6E73BLS IC301 (SERVO DRIVE) CN301 M SLED MOTOR M SPINDLE MOTO

4、R IC101 (MICRO CONTROLLER) + -+ - + -+ - + - + - + - SLED MOTOR DRIVE FOCUS ACTUATOR DRIVE SPINDLE MOTOR DRIVE TRACKING ACTUATOR DRIVE 126 TRAY-IN SLD67 SPDL66 TRACKING DRIVE 127FOCUS DRIVE 64 FS(+) FS(-) TS(+) TS(-) TRAY-IN 1SP(+) 2SP(-) 6TRAY-IN 3GND 4SL(-) 5SL(+) VREF RESET70 IC202 (OP AMP) 15 16

5、 14 13 12 11 17 1823 6 4 5 3 1 2 25 24 27 26 8080V-SENSE 121SP-ROT +3.3V 14 13 9 8 10 12 6 7 5 124FD-OFST 123TD-OFST DRIVE CBA DVD MAIN CBA UNIT TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM 122SL-ADS RESET IC462 13 +3.3V RESET IC461 21 +3.3V 1 REMOTE SENSOR RM2001 CN401 54FP-DIN2228FP-DINFP-DIN22 56FP-ST

6、B242FP-STBFP-STB24 53FP-DOUT2127FP-DOUTFP-DOUT 21 55FP-CLK231FP-CLKFP-CLK23 49REMOTE25REMOTE25 CN1001 +5V KEY-1 KEY-2 KEY-3 KEY-4 K1 K2 IC2001 AV CBA (FRONT PANEL CONTROL) KEY MATRIX CN2001CN2101 KEY-155 KEY-233 KEY-344 KEY-466 K211 K122 FUNCTION CBA 19HDMI-LED PLAY-LED18 +5V Q2021 D2021 HDMI D2023

7、POWER Q2022 D2022 PLAY 7 8 9 10 4 3 1 NOTE: Either IC461 or IC462 is used for DVD MAIN CBA UNIT. RadioFans.CN 收音机爱 好者资料库 1-2-1E8N_SC SCHEMATIC DIAGRAMS / CBAS AND TEST POINTS Standard Notes WARNING Many electrical and mechanical parts in this chassis have special characteristics. These characteristi

8、cs often pass unnoticed and the protection afforded by them cannot necessarily be obtained by using replacement components rated for higher voltage, wattage, etc. Replacement parts that have these special safety characteristics are identified in this manual and its supplements; electrical components

9、 having such features are identified by the mark “#” in the schematic diagram and the parts list. Before replacing any of these components, read the parts list in this manual carefully. The use of substitute replacement parts that do not have the same safety characteristics as specified in the parts

10、 list may create shock, fire, or other hazards. Notes: 1.Do not use the part number shown on these drawings for ordering. The correct part number is shown in the parts list, and may be slightly different or amended since these drawings were prepared. 2.All resistance values are indicated in ohms (K

11、= 103, M = 106). 3.Resistor wattages are 1/4W or 1/6W unless otherwise specified. 4.All capacitance values are indicated in F (P = 10-6 F). 5.All voltages are DC voltages unless otherwise specified. RadioFans.CN 收音机爱 好者资料库 1-2-2E8N_SC LIST OF CAUTION, NOTES, AND SYMBOLS USED IN THE SCHEMATIC DIAGRAM

12、S ON THE FOLLOWING PAGES: 1. CAUTION: FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, REPLACE ONLY WITH THE SAME TYPE FUSE. ATTENTION: POUR UNE PROTECTION CONTINUE LES RISQES DINCELE NUTILISER QUE DES FUSIBLE DE MME TYPE. RISK OF FIRE-REPLACE FUSE AS MARKED. 2. CAUTION: Fixed Voltage (or Auto voltage

13、selectable) power supply circuit is used in this unit. If Main Fuse (F1001) is blown, first check to see that all components in the power supply circuit are not defective before you connect the AC plug to the AC power supply. Otherwise it may cause some components in the power supply circuit to fail

14、. 3. Note: 1.Do not use the part number shown on the drawings for ordering. The correct part number is shown in the parts list, and may be slightly different or amended since the drawings were prepared. 2.To maintain original function and reliability of repaired units, use only original replacement

15、parts which are listed with their part numbers in the parts list section of the service manual. 4. Voltage indications for PLAY and STOP mode on the schematics are as shown below: 5. How to read converged lines 6. Test Point Information A V F This symbol means fast operating fuse. Ce symbole represe

16、nte un fusible a fusion rapide. 231 5.0 (2.5) 5.0 The same voltage for both PLAY & STOP modes Indicates that the voltage is not consistent here. PLAY mode STOP mode (Unit: Volt) 3 2 1 ABCD 1-B1 1-D3 AREA D3 AREA B1 1-D3 Distinction Area Line Number (1 to 3 digits) Examples: 1. 1-D3 means that line n

17、umber 1 goes to the line number 1 of the area D3. 2. 1-B1 means that line number 1 goes to the line number 1 of the area B1. : Indicates a test point with a jumper wire across a hole in the PCB. : Used to indicate a test point with a component lead on foil side. : Used to indicate a test point with

18、no test pin. : Used to indicate a test point with a test pin. 1-2-3 AV 3/3 & Function Schematic Diagram E6E73SCAV3 1-3-1E6E73PL Different parts from the original model (DP170MS8) Ref. No.DescriptionPart No. MECHANICAL PARTS A1XFRONT ASSEMBLY E6E73UD1VM223556 A21MODEL NO.LABEL(U) E6E73UD- A23Not used

19、 S1GIFT BOX CARTON E6E73UD1VM324599 X1REMOTE CONTROL UNIT NA475UDNA475UD X9Not used X10#OWNERS MANUAL E6E73UD1VMN24055 ELECTRICAL PARTS DVD MAIN CBA UNITN7CFUKUP AV ASSEMBLY1VSA15807 AV CBA- C1018Not used C1021Not used C1049Not used C2001Not used C2002Not used D1003Not used D1016Not used D1017Not us

20、ed D1055Not used D2021LED(GREEN) 204-10GD/S957NPQZ10GDS957 D2022LED(GREEN) 204-10GD/S957NPQZ10GDS957 D2023LED(RED) 204HD/ENPQZ00204HDE L2020PCB JUMPER D0.6-P5.0JW5.0T Q1005Not used Q1015Not used Q2021NPN TRANSISTOR KRC101M-AT/PNQSZKRC101MP Q2022NPN TRANSISTOR KRC101M-AT/PNQSZKRC101MP R1002Not used R

21、1061Not used R1062Not used R1078Not used R1079Not used R1083Not used R1084Not used R1085Not used R2021CARBON RES. 1/6W J 220 RCX6JATZ0221 R2022CARBON RES. 1/6W J 220 RCX6JATZ0221 R2023CARBON RES. 1/6W J 150 RCX6JATZ0151 FL2001Not used J2009CARBON RES. 1/4W J 10k RCX4JATZ0103 2007 Funai Electric Co.,

22、 Ltd. All rights reserved. No part of this manual may be reproduced, copied, transmitted, disseminated, transcribed, downloaded or stored in any storage medium, in any form or for any purpose without the express prior written consent of Funai. Furthermore, any unauthorized commercial distribution of

23、 this manual or any revision hereto is strictly prohibited. Information in this document is subject to change without notice. Funai reserves the right to change the content herein without the obligation to notify any person or organization of such changes. with the design is a registered trademark o

24、f Funai Electric Co., Ltd and may not be used in any way without the express written consent of Funai. All other trademarks used herein remain the exclusive property of their respective owners. Nothing contained in this manual should be construed as granting, by implication or otherwise, any license or right to use any of the trademarks displayed herein. Misuse of any trademarks or any other content in this manual is strictly prohibited. Funai shall aggressively enforce its intellectual property rights to the fullest extent of the law. BDP170MW8 E6E73UD 2007-09-14