Philips-MX-3700-D-Service-Manual(1) 电路图 维修手册.pdf

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1、CLASS 1 LASER PRODUCT Service ServiceService ServiceService MX3550D/37S fr Reparaturen sind Original-Ersatzteile zu verwenden. I Le norme di sicurezza esigono che lapparecchio venga rimesso nelle condizioni originali e che siano utilizzati i pezzi di ricambio identici a quelli specificati. After ser

2、vicing and before returning set to customer perform a leakage current measurement test from all exposed metal parts to earth ground to assure no shock hazard exist. The leakage current must not exceed 0.5mA. CLASS 1 LASER PRODUCT 3122 110 03420 GB Warning ! Invisible laser radiation when open. Avoid

3、 direct exposure to beam. SVarning ! Osynlig laserstrlning nr apparaten r ppnad och sprren r urkopplad. Betrakta ej strlen. SFVaroitus ! Avatussa laitteessa ja suojalukituksen ohitettaessa olet alttiina nkymttmlle laseristeilylle. l katso steeseen! DK Advarse ! Usynlig laserstrling ved bning nr sikk

4、erhedsafbrydere er ude af funktion. Undg udsaettelse for strling. Hence in total, reprograming will be done by way of the remote control. It should run as below :- a) Put the player in stop mode. No disc loaded. b) Press the following key on remote control: For MX3550D/37S (USA) For MX3600D/37 (USA)

5、 For MX3700D/37S (USA) For MX3800D/21H (AP) For MX3800D/22S (Europe) For MX3800D/33S (Korea) For MX3800D/35S (China) After the Region Code is changed it is necessary to reset the system so that the new Region Code will be fully effective. All customer setting will be lost. On top of the maximum numb

6、er of times allowed for changing the region code is changed to 25. When the counter reach 25, you will not be able to further change the code until you reset the timer by the Region Code timer reset procedure 1) System Reset a) Press SYSTEM button on R/C. TV show SETUP b) Select the menu using the a

7、nd button on R/C c) Go feature setup page to do system reset 2) Region Code Change 2-1 System, Region code, Tuner, etc. setting procedure After replacement / repair of the MPEG board, the customer setting and the region code may lost. Changing the Region code will put the player back in the state wh

8、ich it has left the factory. Region Code 1USA 2EU 3AP, Korea 4Australia, NZ, Latam 5RUSSIA, INDIA 6CHINA TV System 1NTSC 2PAL 3AUTO Menu/ Audio Subtitle (AS) Language 1English 2English 3English 4English AFS 001LX3000D/LX3500D 002MX3550D/MX3600D/MX3700D/ MX3800D oem derivative 08 . region code = 1 di

9、git . tv system = 1 digit . as/menu lang = 1 digit . AFS = architechture Feature Set = 3 digits This field is used to define the architecture / features sets for each product. . oem derivative = 2 digit This field is use to define the OEM set. This will affect the background display. 3) Region code

10、change timer reset Press below key to reset the timer : a) In DISC source, stop mode and no disc in tray. b) Press R/C Play -159-PLAY to reset timer to 25 4) Tuner area change a) Press the OPEN/CLOSE button to openthe sets door b) Press 1 5 9 button by using R/C. c) TV Show TUNER AREA ADJUST d) Sele

11、ct the tuner area you want by using the and button on R/C, then press OK to confirm. TV show TUNER AREA CHANGED If you didnt press it in five seconds, the system will remain original status. USAFM 87.5M 108M 100K AM 530K 1700K 10K APACFM 87.5M 108M 50K AM 531K 1602K 9K EUROPEFM 87.5M 108M 50K AM 531

12、K 1602K 9K LATAMFM 87.5M 108M 50K AM 530K 1710K 10K AUSTRALIAFM 87.5M 108M 50K / NZAM 531K 1602K 9K Note :- (a) Please refer to the above different tuner area. 5. Video Out Change a) Press SYSTEM on R/C button b) Select the menu using the and button on R/C c) Go picture setup page select Video out i

13、tem. 6. Password Change a) Press SYSTEM on R/C button b) Select the menu using the and button on R/C c) Go feature setup page select PASSWORD. TV show ENTER CODE. Press 4 times of STOP button on R/C. d) Select PARENTAL 8 ADULT on TV. e) Enter PASSWORD to 1234 1234 is a default password supplied. 6.

14、Password Change a) Open the CD door. b) Press 123 and OK on the remote control. c) TV will show the version on screen. 7. Upgrading new software a) Open the CD-door, then insert the CD-R program disc. b) Close the CD-door. c) TV will show:- . disc loading . bank30.rom . writing about 6 seconds. . Do

15、ne The latest upgraded is in version VER0410. 2-1 CAUTION ! This information is confidencial and may not be distributed. Only a qualified service person should reprogram the Region Code. AREA BAND FREQUENCY (Hz) STEP(Hz) 2-22-2 Confirm Correct REPAIR INSTRUCTION 2-32-3 REPAIR INSTRUCTION 3-1 DISASSE

16、MBLY INSTRUCTIONS 1) Open the DVD Tray by using the Open/Close Button while the Set is ON and disconnect the mains supply after removing the Tray Cover. Note: If this is not possible, the DVD Tray has to be open manually. Take a mini screw driver about 2mm diameter and make a marking 24mm from the t

17、ip as shown in figure 2. place the set on its side, insert the mini screw driver till the marking and slide it towards the right as shown in figure 1 until the Tray moves out of the Front Panel. Dismantling of the Front Panel Assembly 2) Return the set to its upright position and remove the Tray Cov

18、er as shown in Figure 3 and close the tray manually by pushing it back in. 3) Loosen 9 screws and remove the Top Cover by lifting the rear portion upwards before sliding it out towards the rear. - 5 screws on the back - 2 screws each on the left MX3700/37S Scart Jack use for MX3800/22S only Figure 7

19、 E Figure 6 D F Dismantling of the Tuner Board 1) Loosen 4 screws E on the bottom cover as shown in figure 7. 3) Loosen 4 screws F at the top of the Power Board as shown in figure 8 Figure 8 1) Loosen 4 screws A to remove the Servo Board from the DVD Module as shown in figure 4 A Figure 4 Note: Do n

20、ot lost the limited parts of the Servo board Dismantling of the Servo Board B C 3-2 SERVICE POSITIONS Service position A Loosen 4 screws K to remove the DVD module as shown below Service position C Service position B Note: In some service positions the components or copper patterns of one board may

21、risk touching its neighbouring pc boards or metallic parts. To prevent such short-circuit use a piece of hard paper or other insulating material between them. 3-2 K Dismantling of the Tuner PCB 1) Loosen 1 screw G and 3 solder points H to remove the sheild cover. 2) With the Main Board already disma

22、ntle, remove the Tuner board / sheild bracket assembly by unsolder the wire connector and 6 points H. Figure 9 G Figure 10 I Figure 11 J Figure 12 3) Separate the Tuner board by unsoldering 4 points J. H 4-1 BLOCK DIAGRAM 4-1 For /37 and /37S only For /22S only 4-2 WIRING DIAGRAM 4-2 RGB PCB (For /3

23、7/37S only) SCART PCB (For /22S only) LVA0193C001 RB2001 KEY / VOLUME / LED BOARD TABLE OF CONTENTS FTD Display Pin Assignment.5-1 Pin Connection .5-1 IC Interbnal Block Diagram .5-2 Circuit Diagram .5-3 PCB Layout Top View .5-4 PCB Layout Bottom View .5-4 Electrical Parts List .5-5 5-1 FTD DISPLAY

24、PIN ASSIGNMENT PIN CONNECTION # Note # 1. Fn:Filament pin 2. nG : Grid pin 3. Pn : Anode pin 4. NP : No Pin 5. NC : No Connection pin PIN NO. CONNECTION 1 F 1 2 F 2 3 N P 4 1 G 5 2 G 6 3 G 7 4 G 8 5 G 9 6 G 1 0 7 G 1 1 8 G 1 2 9 G 1 3 10 G 1 4 11 G 1 5 N C 1 6 N C 1 7 P 1 1 8 P 2 1 9 P 3 2 0 P 4 2 1

25、 P 5 2 2 P 6 2 3 P 7 2 4 P 8 2 5 P 9 2 6 P 10 2 7 P 11 2 8 P 12 2 9 P 13 3 0 P 14 3 1 P 15 3 2 P 16 3 3 N P 3 4 F 2 3 5 F 2 5-1 a b h j k f g m e r p n c d (4G-11G) 3G2G1G 4G5G6G7G8G9G10G11G P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 P11 P12 P13 P14 P15 P16 1G2G3G4G5G6G7G8G9G10G11G Program Sleep DIGITAL ProLogi

26、c Stereo L C R SL Sub SR a b h j k f g m e r p n c d a b h j k f g m e r p n c d a b h j k f g m e r p n c d a b h j k f g m e r p n c d a b h j k f g m e r p n c d a b h j k f g m e r p n c d a b h j k f g m e r p n c d a b h j k f g m e r p n c d Col Dp MHz KHz LCRLCR SL Sub SRSL Sub SR WDT TIME O

27、UT 8 STACK 1 STACK 2 EPROM/ROM 512 X 12 TO 2048 X 12 INSTRUCTION REGISTER INSTRUCTION DECODER WATCHDOG TIMER CONFIGURATION WORD OSCILLATOR/ TIMING & CONTROL GENERAL PURPOSE REGISTER FILE (SRAM) 24, 25, 72 or 73 Bytes WDT/TMR0 PRESCALER OPTION REG. “OPTION” “SLEEP” “CODE PROTECT” “OSC SELECT” DIRECT

28、ADDRESS TMR0 FROM WFROM W “TRIS 5”“TRIS 6” “TRIS 7” FSR TRISAPORTATRISBPORTCTRISCPORTB FROM W T0CKI PIN 9-11 9-11 12 12 8 W 4 4 4 DATA BUS 8 8 8 8 8 8 8 ALU STATUS FROM W CLKOUT 8 9 6 5 5-7 OSC1 OSC2 MCLR LITERALS PC “DISABLE” 2 RARBRC (28-Pin Devices Only) DIRECT RAM ADDRESS Serial Data interface L

29、ED Driver OSC Timming Generator Segment Driver/ Grid Driver/ Key Scan Output Dimming Circuit Grid Driver Control Genaral Input Register Key Matrix Memory Genaral Input Register SG1/KS1 SG2/KS2 SG3/KS3 SG4/KS4 SG5/KS5 SG6/KS6 SG7/KS7 SG8/KS8 SG9/KS9 SG10/KS10 SG11/KS11 SG12/KS12 SG13/GR16 SG14/GR15 S

30、G15/GR14 SG16/GR13 SG17/GR12 SG18/GR11 SG19/GR10 SG20/GR9 GR1 GR2 GR3 GR4 GR5 GR6 GR7 GR8 VEEGNDVDDK1 LED 5 LED 4 LED 1 SW 1 DIN DOUT CLK STB VDD OSC R SW 2 SW 3 SW 4 LED 2 LED 3 K2K3K4 CF745 INTERNAL BLOCK DIAGRAMPT6311 INTERNAL BLOCK DIAGRAM 5-25-2 5-35-3 1234 1234 A B C D A B C D C201A1 C202A1 C2

31、03A1 C204C3 C205C3 C207B1 C208B1 C209B1 C212D3 C213D3 C214A4 C215A4 C295D3 C991D2 C992D1 C993D1 C994D1 D201C2 D202C2 D203C3 D204B4 D985D2 DP251A2 IC251B2 IC981D2 LD20C4 Q202C2 Q203C2 Q204C3 R201A1 R202A1 R203A1 R204B1 R205B1 R206B1 R213A1 R214A2 R216C3 R223A4 R224A4 R227C3 R228B1 R229B1 R230B1 R231C

32、1 R232B4 R234C2 R236C2 R238D1 R239D1 R240D1 R241A1 R242D3 R244B3 R225D3 R245C3 R246C3 R250C2 R251C2 R984D1 R987D1 R988C2 R989D2 R991D2 R992D2 R993D2 R994D2 R995D2 RB201B4 RB202D3 RB203A C3 RB203B C4 RB204A C3 RB204B C4 SN201C3 TA201C4 TA202C4 TA203C1 TA204C2 TA205B2 TA206C2 TA207C2 TA208C2 TA209C2 T

33、A210C2 TA211B4 TA212A4 XL981D1 ZD201D3 ZD202C3 ZD203C3 0V 0V 0V 0V 4.9V 4.9V 0V 5V 5V 0V 0V 0V 0V 5.1V2.8V 0V 0V 0V 5.1V 5.1V 5.1V 5.1V -20.4V -20.4V -20.4V -15.6V -15.6V -20.4V -20.4V -20.4V -20.4V -20.4V -20.4V -20.4V -20.4V -20.4V -20.4V -20.4V 0V 0V -11.6V -7.3V -20.4V -21.9V -20.0V -12.7V -14.5

34、V -0.8V -14.5V -21.5V -20.0V -20.0V -14.5V -12.7V -21.9V -21.5V -15.5V -15.5V -21.6V -20V -14.6V -10.9V -21.9V -21.9V -21.9V -16.4V -20.1V -16.4V -14.6V -20.1V -22.1V -20.1V -9.1V -12.9V -20.4V -20.4V 5V -20.4V -20.4V -20.4V -20.4V -20.4V -20.4V -20.4V 5V 5V 0V 5V 5V 0V 0V 4.4V 0V CIRCUIT DIAGRAM 1

35、A B A B 2345 12345 1 A B A B 2345 12345 RB206BA4 SN201A1 TA201A1 TA202B1 TA203A3 TA204A3 TA205A4 TA206A3 TA207A3 C992B3 C993B3 JW225 B5 JW226 A5 JW227 A5 JW228 A3 JW229 A5 JW230 B5 JW231 A4 JW232 A1 JW233 B1 TA208A4 TA209A5 TA210B5 TA211A4 TA212A5 XL981A3 ZD201 A5 ZD202 A1 ZD203 A1 RB201A3 RB202B5 R

36、B204BA1 RB203BA1 RB203AA1 RB204AA1 RB205AA4 RB205BA4 RB206AA4 JW234 A3 Q204B3 R201A1 R202A1 R203A1 R204B3 R205B3 R206B3 R213A1 R214B2 R216A1 R223A3 R224A3 R225B2 R227A1 R228A2 R229A2 R230A2 R231A2 R232A4 R236A3 R238A1 R239A1 R240A1 R241A2 R242A5 R244A1 R245B2 R246B3 R988A2 R989A2 R991A3 R992A2 R993A

37、2 R994A2 R995A3 C201B1 C202A1 C203B1 C204A1 C205A1 C207A2 C208A2 C209A2 C212A5 C213A5 C214A3 C215A4 C295A5 C994A3 D201B2 D202B2 D203B2 D204A4 JW207 B2 JW208 A2 JW209 A2 JW210 A2 JW211 A3 JW212 A3 JW213 A3 JW214 A3 JW215 B3 JW216 A3 JW217 B3 JW218 B3 JW219 B3 JW220 B3 JW221 A3 JW222 A4 JW223 A4 JW224

38、 A5 Q202B3 IC251A2 Q203A3 R234B3 R248A3 R249A3 R984B2 R987B3 D985A2 DP251 B2 LD201 A1 JW201 B1 JW202 B1 JW203 A1 JW204 B1 JW205 A2 JW206 A2 5-45-4 PCB LAYOUT TOP VIEW PCB LAYOUT BOTTOM VIEW ELECTRICAL PARTS LIST - KEY, VOLUME & LED BOARDS MISCELLANEOUS SN201 9965 000 13071IRT SENSOR IRM-2038F4 W/GND

39、 TA2014822 276 13648TACT SWITCH TA2024822 276 13648TACT SWITCH TA2034822 276 13648TACT SWITCH TA2044822 276 13648TACT SWITCH TA2054822 276 13648TACT SWITCH TA2064822 276 13648TACT SWITCH TA2074822 276 13648TACT SWITCH TA2084822 276 13648TACT SWITCH TA2094822 276 13648TACT SWITCH TA2104822 276 13648T

40、ACT SWITCH TA2119965 000 12539ROTARY ENCODER EC16B24-204 TA2129965 000 12539ROTARY ENCODER EC16B24-204 XL9819965 000 12540CRYSTAL 4,00MHZ CAPACITORS C2019965 000 14169100uF 10V 20% C2024822 122 3010322nF 80% 63V C2039965 000 12543100uF 25V 20% C2049965 000 14169100uF 10V 20% C2052038 554 00065100nF

41、+80/-20% Y5V 50V C2079965 000 1254515pF 50V 5% C2089965 000 1254515pF 50V 5% C2099965 000 1254515pF 50V 5% C2129965 000 14169100uF 10V 20% C2134822 122 3010322nF 80% 63V C2149965 000 1417127pF 50V 5% C2159965 000 1417127pF 50V 5% C2179965 000 166856800pF 50V 10% C2955322 122 323311nF 10% 100V C99199

42、65 000 1247410uF /16V 20% C9929965 000 1415015pF 50V 5% C9939965 000 1415015pF 50V 5% C9949965 000 1417247pF 50V 5% RESISTORS R2014822 050 2100310K 1% 0,6W R2024822 050 2100310K 1% 0,6W R2034822 050 2100310K 1% 0,6W R2044822 050 21001100R 1% 0,6W R2054822 050 21001100R 1% 0,6W R2064822 050 21001100R

43、 1% 0,6W R2139965 000 097254,7K 1/6W 5% CF R2149965 000 0972756K 1/6W 5% CF R2164822 050 21001100R 1% 0,6W R2234822 050 2100310K 1% 0,6W R2244822 050 2100310K 1% 0,6W R2259965 000 12549220R 1/6W 5% CF R2274822 050 233023,3K 1% 0,6W R2284822 050 2100310K 1% 0,6W R2294822 050 2100310K 1% 0,6W R2304822

44、 050 2100310K 1% 0,6W R2314822 050 2100310K 1% 0,6W R2324822 050 2100310K 1% 0,6W R2344822 051 2022322K 5% 0,1W R2364822 050 2220322K 1% 0,6W R2389965 000 125152,2K 1/6W 5% CF R2399965 000 125152,2K 1/6W 5% CF R2409965 000 125152,2K 1/6W 5% CF R2414822 050 2100310K 1% 0,6W R2424822 050 215021,5K 1%

45、0,6W R2449965 000 126301,2K 1/6W 5% R2454822 050 2470347K 1% 0,6W R2464822 050 2100310K 1% 0,6W R2484822 051 200080R JUMPER 0805 R2494822 051 200080R JUMPER 0805 R2504822 117 10837100K 1% 0,1W R2514822 117 10837100K 1% 0,1W R9849965 000 1248410K 1/10W 5% R9874822 050 21001100R 1% 0,6W R9884822 050 2

46、33023,3K 1% 0,6W R9894822 050 2100310K 1% 0,6W R9914822 050 2100310K 1% 0,6W R9924822 050 2100310K 1% 0,6W R9934822 050 2100310K 1% 0,6W R9944822 050 2100310K 1% 0,6W R9954822 050 2100310K 1% 0,6W DIODES D2014822 130 306211N4148 D2024822 130 306211N4148 D2034822 130 306211N4148 D2044822 130 306211N4

47、148 D9854822 130 306211N4148 DP251 9965 000 12538VFD DISPLAY LD2019965 000 14174LED 3DIA RED HI-LIGHT ZD201 4822 130 34233BZX79-B5V1 ZD202 4822 130 34233BZX79-B5V1 ZD203 4822 130 34233BZX79-B5V1 TRANSISTORS & INTEGRATED CIRCUITS IC2519965 000 12550PT6311(PTC) IC9819965 000 14173CF745 Q2029965 000 141752SA733Q,P Q2039965 000 141752SA733Q,P Q2044822 130 411982SC945P Note:Only the parts mentioned in this list are normal service spare parts. 5-5 TUNER BOARD TABLE OF CONTENTS Tuner Adjustment Table.6-1 Block Diagram .6-2 Cir