GrundigUMS4400DVD 维修电路图、原理图.pdf

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1、SCENOS UMS 4400 DVD GLP1000 Zustzlich erforderliche Unterlagen fr den Komplettservice Additionally required Service Documents for the Complete Service Service Manual Sicherheit Safety Materialnr./Part No. 720108000001 HiFiService Manual Materialnummer/Part Number 720107735000 nderungen vorbehalten/S

2、ubject to alteration H-S43 0704 Printed in Germany GRUNDIG ServiceSCENOS UMS 4400 DVD 1 - 2 Es gelten die Vorschriften und Sicherheitshin- weise gem dem Service Manual Sicherheit, Materialnummer 720108000001, sowie zustz- lich die eventuell abweichenden, landes- spezifischen Vorschriften! The regula

3、tions and safety instructions shall be valid as provided by the Safety Service Manual, part number 720108000001, as well as the re- spective national deviations! Table of Contents Page General Section. 1-2 1-13 Measuring Instruments / Equipment . 1-2 Technical Data . 1-3 Service Hints . 1-4 Operatin

4、g Hints . 1-9 Disassembly Hints . 1-13 Adjustment Procedures.2-2 Layout of PCBs and Circuit Diagrams . 3-1 3-26 Block Diagram. 3-1 Wiring Diagram . 3-2 Power Supply . 3-3 Main Board. 3-5 Audio Output . 3-9 Color . 3-10 Scart. 3-10 Display . 3-11 MPEG . 3-13 Memory Mess-Sender 450kHz ber Loop-Antenne

5、n ankoppeln; Ue 60dBV; Oszilloskop an Kopfhrerausgang. AM, 1620kHz; Digital-Voltmeter an Pin 8 U102. AM, 603kHz/1404kHz; Mess-Sender ber Loop-Antennen ankoppeln; Ue 50dBV; fmod = 1kHz; Oszilloskop an Kopfhrerausgang. AM, 522kHz; Mess-Sender 450kHz ber Loop-Antennen ankoppeln; Digital-Voltmeter zwisc

6、hen Pin 19 und Pin 20 von U102. FM, 87,5MHz; Mess-Sender 10,7MHz an FM-Antennen-Eingang; Pin 21 von U102 mit Masse (GND) verbinden. Digital-Voltmeter zwischen Pin 19 und Pin 20 von U102. Mit T101 und T103 auf Maximum abgleichen. Mit T106 auf 1,1V 0,2V abgleichen. Wechselweise mit T104 bei 603kHz und

7、 mit CT101 bei 1404kHz auf Maximum abgleichen. Mit T102 auf 0V 1mV abgleichen. Mit T105 auf 0V 1mV abgleichen. GRUNDIG ServiceSCENOS UMS 4400 DVD 2 - 2 Adjustment Procedures Tuner Test equipment: Signal Generator, Oscilloscope, Digital Voltmeter AdjustmentPreparation Adjustment Procedure 1. AM IF 2.

8、 AM Oscillator 3. AM Band Pass 4. AM-AFC 5. FM-Det. AM, 522kHz; Couple Signal Generator 450kHz via Loop Antennas; Ue 60dBV; Oscilloscope to headphone output. AM, 1620kHz; Digital Voltmeter to Pin 8 of U102. AM, 603kHz/1404kHz; Couple Signal Generator via Loop Antennas; Ue 50dBV; fmod = 1kHz; Oscillo

9、scope to headphone output. AM, 522kHz; Couple Signal Generator 450kHz via Loop Antennas; Digital Voltmeter between Pin 19 and Pin 20 of U102. FM, 98.0MHz Signal Generator to FM Aerial Input; Short circuit Pin 21 of U102 to GND; Digital Voltmeter between Pin 19 and Pin 20 of U102. Adjust with T101 an

10、d T103 for Maximum. Adjust with T106 for 1.1V 0.2V. Adjust alternating with T104 at 603kHz and with CT101 at 1404kHz for AF Maximum. Adjust with T102 for 0V 1mV. Adjust with T105 for 0V 1mV. GRUNDIG ServiceSCENOS UMS 4400 DVD 3 - 1 Platinenabbildungen und Schaltplne / Layout of PCBs and Circuit Diag

11、rams Blockschaltplan / Block Diagram TEA5762 AM/FM IF + MPX FM TUNER PACKMCU SYSTEM DRIVER PT6311 VFD EQ/VOLUME PT2314 AC SUPPLY LA4282 POWER AMP RIGHT SPEAKER LEFT SPEAKER BASS PASS FILTER BA4558 FM ANT AM ANT PICK-UP SECTION VIDEO OUTPUT AUDIO OUTPUT SCART OUTPUT SERVO: L6315 DVD DECODER: ESS6028

12、SUBWOOFER OUTPUT GRUNDIG ServiceSCENOS UMS 4400 DVD 3 - 2 Verdrahtungsplan / Wiring Diagram GRUNDIG ServiceSCENOS UMS 4400 DVD 3 - 3 Netzteil / Power Supply PQ1CG3032F 12345 VIN VOUT COM OADJ ON/OFF THIS MARK INDICATEST THAT THE ADJACCENT COMPONENT IS CONSIDERED CRITICAL WITH TO THE RISK OF FIRE AND

13、 ELECTRICAL SHOCK ASSOCIATED WITH THIS PRODUCT WHEN REPLACING ANY OR THESE COMPONENT USE ONLY PARTS SUPPLIED BY MANF ACTURER PART NUMBERS ARE. REMARK to CN401 P. 3 - 11 to CN206 P. 3 - 6 to J1 P. 3 - 15 to J1 P. 3 - 15 to CN304 P. 3 - 6 GRUNDIG ServiceSCENOS UMS 4400 DVD 3 - 4 Sicht auf Bestckungsse

14、ite / View on Component Side Fr die tatschliche Bauteilbestckung ist das Schaltbild magebend! The circuit diagram is relevant for the actual component assembly! Netzteil / Power Supply GRUNDIG ServiceSCENOS UMS 4400 DVD 3 - 5 Haupt-Platte / Main Board to CN501 P. 3 - 9 to CN602 P. 3 - 10 GRUNDIG Ser

15、viceSCENOS UMS 4400 DVD 3 - 6 Haupt-Platte / Main Board to JS2 P. 3 - 14 to CN402 P. 3 - 11 to CN802 P. 3 - 3 to CN803 P. 3 - 3 GRUNDIG ServiceSCENOS UMS 4400 DVD 3 - 7 Haupt-Platte / Main Board Sicht auf Bestckungsseite / View on Component Side Fr die tatschliche Bauteilbestckung ist das Schaltbild

16、 magebend! The circuit diagram is relevant for the actual component assembly! GRUNDIG ServiceSCENOS UMS 4400 DVD 3 - 8 Haupt-Platte / Main Board Sicht auf Ltseite / View on Solder Side Fr die tatschliche Bauteilbestckung ist das Schaltbild magebend! The circuit diagram is relevant for the actual com

17、ponent assembly! GRUNDIG ServiceSCENOS UMS 4400 DVD 3 - 9 Audio Ausgang / Audio Output Optical, Coaxial, Audio, Scart, Video Sicht auf Bestckungsseite / View on Component Side Sicht auf Ltseite / View on Solder Side to P7 P. 3 - 17 to JS4 P. 3 - 17 to JUMP3 P. 3 - 17 to CN201 P. 3 - 5 to CN601 P. 3

18、- 10 to CN506 P. 3 - 10 GRUNDIG ServiceSCENOS UMS 4400 DVD 3 - 10 Color Scart Sicht auf Bestckungsseite / View on Component Side Sicht auf Ltseite / View on Solder Side Sicht auf Bestckungsseite / View on Component SideSicht auf Ltseite / View on Solder Side to CN504 P. 3 - 9 to CN305 P. 3 - 5 to CN

19、505 P. 3 - 9 GRUNDIG ServiceSCENOS UMS 4400 DVD 3 - 11 Display Segment Driver/ Grid Driver/ Key Scan Output Serial Data Interface Control Display Memory (20 bits x 16 Words) OSC General Input Register LED Driver Timing Generator Key Matrix Memory Dimming Circuit Grid Driver VEEGNDVDDK4K3K2K1 GR1 GR2

20、 GR3 GR4 GR5 GR6 GR7 GR8 SG20/GR9 SG19/GR10 SG18/GR11 SG17/GR12 SG16/GR13 SG15/GR14 SG14/GR15 SG13/GR16 SG12/KS12 SG11/KS11 SG10/KS10 SG9/KS9 SG8/KS8 SG7/KS7 SG6/KS6 SG5/KS5 SG4/KS4 SG3/KS3 SG2/KS2 SG1/KS1 DIN DOUT CLK STB VDD OSC R SW1 SW2 SW3 LED1 LED2 LED3 LED4 LED5 PT6311 SW4 to CN801 P. 3 - 3 t

21、o CN203 P. 3 - 6 GRUNDIG ServiceSCENOS UMS 4400 DVD 3 - 12 Display Sicht auf Bestckungsseite / View on Component Side Sicht auf Ltseite / View on Solder Side GRUNDIG ServiceSCENOS UMS 4400 DVD 3 - 13 Package: SOT-23 5L 4-PIN EXTENSION FOR ROM EMULATOR INTERFACE 4MBIT EPROM/FLASH EM-MARIN RESET IC (1

22、0K) Pull high TDMDX to select 8-bit ROM boot, pull low to select 16-bit ROM boot ES60X8 8MBIT EPROM (1N4148) Pull high ES60 x8 pin 41 to use DCLK for clock source, no need for XIN/XOUT crystal circuitry 27/33M REST# HIORDY TDMDR TDMTSC TDMFS TDMCLK WRLL# LA17 LA4 REST# LA13 LD9 LD14 LA11 LD3 LD5 LA1

23、6 LOE# LA10 LD10 LA2 LA12 LA19 LD15 LD4 LA7 LCS3# LA14 LA9 LD11 LA3 LA15 LD2 LA0 LD0 LD1 LD12 LA8 LA1 LA5 LA6 LD6 LD7 LCS2# LD8 LD13 LA18 LA17 LA12 LA6 LD0.7 LD1 LD4 LD6 LA11 LA9 LA13 LA1 LD13 LD5 LOE# LA16 LA5 LA9 LA2 LD2 LD0 TDMTSC LD4 LD3 LD1 LCS2# LA16 LA13 LA12 LA8 LA2 LD0 LA5 LA0 LD11 LD10 LA2

24、1LA21 LA19 TDMCLK LA4 WRLL# LD14 LA4 LD5 LD2 LD9 LD7 LA8 LA14 LA18 LA3 LA15 LA7 LA0 LD12 LD6 LA18 LA17 LA14 LA15 LD3 TDMFS TDMDR LA1 LCS3# LA10 LA3 LA6 LD15 LA19 LA11 LA10 LD7 REST# LA7 LD8 LA0.17 EAUX40 REST# LA0.17 F_PACKCLK F_SECTSTART F_BCLK F_DATA EAUX24 EAUX25 EAUX23 HIORDY EAUX27 EAUX20 EAUX2

25、6 VCC33 VCC VCC33 VCC33E VCC27 VCC VCC33P GND VCC33 VCC33 VCCVCC VCC33 GND GND GND GND GND VCC33 GND GND VCC GNDGNDV U7 12 34 RESETCLK/CE1 WEADDR/CE1 R7 4.7K D1 OPEN R41 33 OHM R2130 OHM R33OPEN R382 OPEN R2 4.7 R389OPEN C58 OPEN 122 123 124 9 125 126 35 127 128 1 131 132 111 133 134 83 135 136 18 1

26、37 140 121 141 27 44 59 68 75 92 99 51 104 130 148 157 159 164 183 193 201 129 2 3 4 5 6 7 8 10 11 12 13 14 15 16 17 19 20 21 22 23 24 25 26 28 29 30 31 34 42 43 52 60 67 76 84 91 98 103 105 112 120 138 142 143 144 145 146 147 149 150 151 152 153 154 155 156 158 163 170 171 173 174 175 176 177 178 1

27、79 180 181 182 184 185 186 187 188 189 190 191 194 195 196 197 198 199 202 203 204 205 206 207 HD0/DCI0/EAUX10 HD1/DCI1/EAUX11 HD2/DCI2/EAUX12 VC25 HD3/DCI3/EAUX13 HD4/DCI4/EAUX14 VC25 HD5/DCI5/EAUX15 HD6/DCI6/EAUX16 VC33 HD7/DCI7/EAUX17 HD8/DCI_FDS/EAUX20 AVCC(VDAC) HD9/EAUX21 HD10/EAUX22 VC25 HD11

28、/EAUX23 HD12/EAUX24 VC33 HD13/EAUX25 HD14/EAUX26 VC25 HD15/EAUX27 VC33 VC25 VC33 VC33 VC33 VC33 VC33 AVCC(PLL) VC33 VC33 VC33 VC33 VC33 VC33 VC33 VC33 VC33 VSS LA4 LA5 LA6 LA7 LA8 LA9 VSS LA10 LA11 LA12 LA13 LA14 LA15 LA16 VSS LA17 LA18 LA19 LA20 LA21 RESET TDMDX/RSEL VSS TDMDR TDMCLK TDMFS TDMTSC V

29、SS NC/CAMVS VSS AVSS(PLL) VSS VSS VSS VSS VSS VSS VSS CLK AVSS(VDAC) PC VSS VSS HWRQ/DCI_REQ/EAUX41 HRDQ/EAUX40 HIRQ/DCI_ERR/EAUX47 HRST/EAUX35 HIORDY/EAUX33 VSS HWR/DCI_CLK/EAUX45 HRD/DCI_ACK/EAUX46 HIOCS16/CAMPCLK/EAUX34 HCS1FX/EAUX37 HCS3FX/EAUX36 HA0/EAUX42 HA1/EAUX43 VSS HA2/EAUX44 VSS LOE VSS

30、LCS0 LCS1 LCS2 LCS3 VSS LD0 LD1 LD2 LD3 LD4 VSS LD5 LD6 LD7 LD8 LD9 LD10 LD11 LD12 LD13 LD14 LD15 LWRLL LWRHL CAMYUV0 CAMYUV1 LA0 LA1 LA2 LA3 R2 OP FB5 FERB R381 OPEN R35OPEN U6 27C040/080-90 12 11 10 9 8 7 6 5 27 26 23 25 4 28 29 3 13 14 15 17 18 19 20 21 2 22 24 31 30 1 32 16 A0 A1 A2 A3 A4 A5 A6

31、A7 A8 A9 A10 A11 A12 A13 A14 A15 D0 D1 D2 D3 D4 D5 D6 D7 A16 CE OE A18 A17 A19 VCC GND R3900 OHM R310 OHM R354OPEN U4 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 2425 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 A15 A14 A13 A12 A11 A10 A9 A8 NC NC W RP VPP DU/

32、WP NC NC A17 A7 A6 A5 A4 A3 A2 A1A0 E GND G DQ0 DQ8 DQ1 DQ9 DQ2 DQ10 DQ3 DQ11 VCC DQ4 DQ12 DQ5 DQ13 DQ6 DQ14 DQ7 DQ15/A_1 GND BYTE A16 R26 4.7K Q5 OPEN R60 0 Q1 8050 R43 OPEN R3880 OHM R8 OPEN R212 OPEN C59 OPEN U9 V6300 1 2 3 4 5 NC GND NC RES VDD FB1 FERB R340 OHM R385OPEN RN2 33x4 18 27 36 45 MPE

33、G - Memory & Video GRUNDIG ServiceSCENOS UMS 4400 DVD 3 - 14 32M SDRAM BA0=0 CLOSE R310 CLOSE OPEN R308R311 OPEN VFD-DATA OPEN CLOSE GND OPEN (4.7K) CLOSEOPEN CLOSE 32M SDRAM BA1=1 OPEN OPEN VFD+REMOTE INTERFACE OPEN OPEN VFD-CLK OPEN 32/64MBIT SDRAM CLOSE OPEN CLOSE OPEN R312 (4.7K) CLOSE32M SDRAM

34、BA1=0 R313 OPEN OPEN R307 SERIAL EEPROM OPEN VIDEO OUT 2 Ground are connected at board layout thru a thick trace OPEN Option to use 27MHz crystal at XIN/XOUT for clock generation, need to pull low ES60 x8 pin 41, no need for DCLK portion OSC circuitry OPEN VFD-CS +5V R306 OPEN OPEN CLOSE CLOSE OPEN

35、64M SDRAM 32M SDRAM BA0=1 OPENOPEN OPEN OPEN IR OPEN (4.7K) MA9 MA4 MA4 YDAC BANK0 MA8 MA7 MA3 MA7 27/33M MA2 MA5 DQMX MA1 VDAC MA9 CDAC MA10 MA11 MA5 MA6 MA10 MA0.11 MA6 MA11 WE# BANK1 CKE CS0# MA0 MA8 CAS# MA3 RAS0# MA2 MA1 UDAC MA0 DB7 DB15 DMA8 DB14 DB3 SPDIF DB7 DMA9 VREF DB11 DB2 DB9 DB2 DB10

36、DB12 DMA0 DB5 DMA10 DB12 DB14 DB10 DB9 DMA7 DB6 DMA3 DB1 DB13 DB5 DB4 DB3 XOUT DB11 DMA1 DB4 DB0 DB1 DMA6 DMA4 DMA2 DMA5 DB8 DB13 DB0 DB6 DB15 XIN DMA11 DB0.15 DB8 RWS TSD0 TBCK TSD2 TSD3 TSD1 MCLK TWS RBCK CVBS LUMA CHROMA U SPDIF1 EAUX30 AUX0 AUX1 AUX5 AUX3 EAUX31 VCC VCC33E GNDV VCC VCC33 VCC33 V

37、CCV VCCV VCC27 VCC33 VCCV VCC33 VCC33 VCC VCCV VCC33 VCC33 VCCV VCCVCC GNDGNDGNDGND GND GNDGNDGNDGNDGND GNDGND GND GNDGND GND GND GNDVGNDVGNDVGNDV GNDVGNDVGNDV GNDVGNDVGNDV GNDVGNDV GNDVGNDVGNDV GNDVGND GNDA GND R296270 D19 1N6263 C209 470PF R307 OPEN R64 75 OHM L12 2.4UH R4 1K R392 33 OHM U2 24C01A

38、 1 2 3 45 6 7 8 S0 S1 S2 GNDSDA SCL WC VCC C248 27PF R66 75 OHM 1 R10OPEN D15 1N6263 C2 OPEN R39433 OHM D4 1N6263 C251 470PF R299 4.7K R396 OPEN U1 ES60 x8 100 106 107 35 108 109 110 83 113 114 121 115 139 172 44 53 54 55 56 57 58 32 33 36 37 38 39 40 41 45 46 47 48 49 50 61 62 63 64 65 66 69 70 71

39、72 73 74 77 78 79 80 81 82 85 86 87 88 89 90 93 94 95 96 97 101 102 116 117 118 119 160 161 162 163 165 166 167 168 169 171 177 184 192 200 208 DCS0 YUV0/CAMYUV2 YUV1/VREF VC25 YUV2/CDAC YUV3/COMP YUV4/RSET VC25 YUV5/YDAC YUV6/VDAC VC25 YUV7CAMYUV3 VC25 VC25 VC25 DMA0 DMA1 DMA2 DMA3 DMA4 DMA5 TWS/SE

40、L_PLL2 TSD0/SEL_PLL0 TSD1/SEL_PLL1 TSD2 TSD3 MCLK TBCK SPDIF/SEL_PLL3 RSD RWS RBCK NC/APLL XIN XOUT DMA6 DMA7 DMA8 DMA9 DMA10 DMA11 DCAS DSCK/DOE DWE DRAS0 DBANK0/DRAS1 DBANK1/DRAS2 DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 DB8 DB9 DB10 DB11 DB12 DB13 DB14 DB15 DCS1 DQM DSCK PCLK2XSCN/CAMYUV4 PCLKQSCN/CAMYUV5

41、/AUX32 VSSCN/CAMYUV6/EAUX31 HSSCN/CAMYUV7/EAUX30 AUX0 AUX1 AUX2 VSS AUX3 AUX4 AUX5 AUX6 AUX7 VSS VSS VSS VSS VSS VSS R3233 OHM R933 OHM R310 0 OHM2 R297OPEN U3 4Mx16 SDRAM (9ns) 1 2 4 6 5 7 3 8 10 12 11 13 9 15 16 17 18 19 35 22 23 24 25 26 14 28 29 30 31 32 33 34 36 37 38 39 40 43 42 44 46 45 47 49

42、 48 50 52 51 53 41 20 21 27 54 VCC DQ0 DQ1 VSSQ DQ2 DQ3 VCCQ DQ4 DQ5 VSSQ DQ6 DQ7 VCCQ DQML WE CAS RAS CS A11 A10 A0 A1 A2 A3 VCC VSS A4 A5 A6 A7 A8 A9 NC CKE CLK DQMH NC VCCQ DQ8 DQ9 VSSQ DQ10 DQ11 VCCQ DQ12 DQ13 VSSQ DQ14 DQ15 VSS BA0 BA1 VCC VSS R44 33 OHM R6 4.7K C206 470PF R298 OPEN(4.7K) D18 1

43、N6263 R301 OPEN C196 470PF Y1 27M R395 33 OHM R2 OPEN C250 1000PF RN9 10 x4 18 27 36 45 L18 2.4UH R308 OPEN L19 2.4UH FB2 FERB D22 1N6263 R5 1K RN10 10 x4 18 27 36 45 R32333 OHM R52 33 OHM RN8 10 x4 18 27 36 45 R304 100K C247 0.1UF C197 470PF R292 33 OHM L10 2.4UH C210 470PF R306 OPEN FB4 3.3UH C246

44、0.1UF C63 OPEN R56 4K7 OPEN D21 1N6263 R720 OHM R3130 OHM R39333 OHM C205 470PF R1133 C252 470PF D14 1N6263 C249 27PF R322 75 OHM R3 4.7K R295 33 OHM JS2 HDR6-100 1 2 3 4 5 6 C1 OPEN R311 OPEN R1 4.7K RN1133x4 18 27 36 45 R312 open C4 D20 1N6263 R1910 OHM R39133 OHM R65 75 OHM R300OPEN to Main PCB C

45、N205 S./P. 3-6 MPEG - Memory & Video GRUNDIG ServiceSCENOS UMS 4400 DVD 3 - 15 ES60 x8 24C01 SDRAM PCM1748 PCM1606 DECOUPLING CAPACITORS VCC33EVCC27 VCC VCC33P VCC33 VCCA VCC VCC33 VCCA +12VVCC33 GNDSGND VCCA+5VVCC+3.3VS+12V GNDGND GND GNDGND GND GNDA GNDAGNDAGNDAMGNDSGNDGND GNDV MGND GNDA GNDA B60 0.1UF 1 B19 0.1UF 1 B22 0.1UF 1 B21 0.1UF 1 B15 0.1UF 1 B12 10UF 1 B58 10UF 1 B17 0.1UF 1 B35 0.1UF 1 D24 IN4148 1 B23 0.1UF 1 B36 0.1UF 1 B10 10UF 1 B50 0.1UF 1 B20 0.1UF 1 B49 10UF 1 B3 220UF 1 B13 0.1UF 1 B38 0.1UF 1 B43 0.1UF 1 B63 0.1UF 1 B34 0.1UF 1 B51 10UF 1 B8 0.1UF 1 B6 0.1