Grundig 26-3821 Service Manual Download Page 8 | Manualshive

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Chassis SC

GR

UNDIG Ser

v

ice

1 - 8

Operating Hints

This chapter contains excerpts from the operating instructions.
For further particulars please refer to the appropriate user instructions which can be downloaded from www.grundig.com.

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Summary of Contents for 26-3821

Page 1: ...lete Service Service Manual Materialnummer Part Number 720100537000 Änderungen vorbehalten Subject to alteration TCC 0309 HH Prepared in Germany http www grundig com Chassis SC Vision 3 37 3821 GBH2037 32 3821 GBH2032 26 3821 GBH2026 Sicherheit Safety Materialnr Part No 720108000001 NUR FÜR INTERNEN GEBRAUCH FOR INTERNAL USE ONLY ...

Page 2: ...es On completion of the repairs the leads must be laid out as originally fitted at the factory to avoid later failures or disturbances Carrying out Measurements Whenmakingmeasurementsonsemi con duc torswithanoscillo scope ensure that the test probe is set to 10 1 dividing factor If the previous measurement was made on AC input please note that the coupling capacitor in the oscilloscope will be cha...

Page 3: ...rvice Portal http service grundig de fin den ÜberprüfenSievorAustauschder Hauptplatte ob die Aufkleber der Platinen identisch sind Product and Display Variants Display und Product Code Dependingonavailabilitydisplays of different manufacturer are built in Thisresultsindifferentchassis mountings as well as a different software On spare parts orders as well as software updates take careofthefitteddi...

Page 4: ...CTRONIC PLL frequency synthesizer tuning PLL frequency synthesizer tuning 6 keys menu programme volume AV TV 6 keys menu programme volume AV TV Stand by indicator EPG Electronic Programme Guide Easy Dialog Megalogic blue LED blue LED Manual autom labeling of prog Programmable off timer Programmable on timer Intelligent channel search Zapping funct Programme Edit Intelligent Programme Switch Auto s...

Page 5: ...ANEL CONNECTIONS Headphones Cinch AV socket S Video REAR PANEL CONNECTIONS Euro AV Socket AV1 Euro AV Socket AV2 Euro AV Socket AV3 CVBS in output RGB input CVBS in output RGB input S Video Camera AV Wireless YUV input progressive Hosiden 3 x Cinch Video in Audio in L R Hosiden 3 x Cinch Video in Audio in L R Video in 3 x Cinch Audio in 2 x Cinch Video in 3 x Cinch Audio in 2 x Cinch PC input PC A...

Page 6: ...vice 1 6 Bedienhinweise Dieses Kapitel enthält Auszüge aus der Bedienungsanleitung Weitergehende Informationen entnehmen Sie bitte der gerätespezifischen Bedienungsanleitung die Sie unter www grundig de herunterladen können ...

Page 7: ...Chassis SC GRUNDIG Service 1 7 ...

Page 8: ...UNDIG Service 1 8 Operating Hints This chapter contains excerpts from the operating instructions For further particulars please refer to the appropriate user instructions which can be downloaded from www grundig com ...

Page 9: ...Chassis SC GRUNDIG Service 1 9 ...

Page 10: ... X X X 20 X Maximale Lautstärke im Hotel Mode Hotel mode volume maximum Automatische Sendersortierung Automatic channel sorting X Wide Screen Signaling TEST PATTERN OFF ON TEST PATTERNSEL OFF Testbild auswählen select test pattern X X Interne Testbilder internal test pattern X Service und Sonderfunktionen Tastenfunktionen TP2 TP170C i i Aufrufen Beenden des Dialog Centers Untermenü Zurück zum Haup...

Page 11: ... cording to test pattern 128 128 128 128 128 128 INITIAL ATS OFF ON CUSTOMER DATA INIT ADRESS 0000 HEX DATA 00000001 ATS Reset Netz ein Automatischer Sendersuchlauf Power on automatic programme search 2 Software Versionsnummer Die Software Versionsnummer wird unten im Service Menü ange zeigt z B SC_SD_EU_V1_159 18 08 08 RENESAS VER V0 24 PARAMETER VER 32LP 13 17 09 2008 3 Fernbedien Code Im Servic...

Page 12: ...chenden Senderdaten mit dem jeweiligen Standard Danach wird der Suchlauf fortgesetzt Zum Abbrechen des Suchlaufes die Taste i drücken 4 Channel Search Press button i MAIN MENU Select Setup with the buttons ʺ ɶ and confirm with button OK Select Autoprogram with the buttons ʺ ɶ and confirm with button OK Select the required Country with the buttons ʺ ɶ Start Autoprogramming with the button OK The au...

Page 13: ...WER C119 1UF 16V R104 1K1 R102 180R C108 0 33UF 25V VIN 3 ADJ 1 VOUT 2 U100 AP1117YADJ R105 15R C109 0 1UF 16V C110 47UF 16V P12V A9V A9V L107 120R 100MHz C145 100N C143 220U 25V LESR C159 470uF 10V C156 100n LOW ESR L112 120R 100MHZ 5V_PANEL C137 10n R112 6K8 R132 39K 1 R1145 36k 1 C141 27n X7R C147 100n 295476R C155 4 7u R133 4R7 C139 10n L111 B82464 G4472 M 3 2 1 4 8 7 6 5 U109 STS5DNF20V R135 ...

Page 14: ...66 75R AV2_S_C C230 0 1UF 16V R265 33K R267 39K R269 270R C231 4 7UF 16V 5V_VBUF3 AV2_S_C R264NC R254 100K R253 100K AV2_S_Y R2740R R272 75R AV2_S_Y C234 0 1UF 16V R271 33K R273 39K R275 270R C235 4 7UF 16V 5V_VBUF3 AV2_S_Y R270NC L200 BEAD C206 47UF 16V 5V_VBUF1 A5V D209 EZJZ1V800A NC D211 EZJZ1V800A NC D212 EZJZ1V800A NC D214 EZJZ1V800A NC D206 EZJZ1V500AA NC D208 EZJZ1V500AA NC D204 EZJZ1V500AA...

Page 15: ...F 16V R301 33K R303 39K R305 270R C301 4 7UF 16V 5V_VBUF1 AV4_B R300 NC AV4_G R3120R AV4_G C302 0 1UF 16V R309 33K R311 39K R318 270R C304 4 7UF 16V 5V_VBUF1 AV4_G R306 NC AV4_R R3250R R323 75R AV4_R C305 0 1UF 16V R321 33K R324 39K R330 270R C306 4 7UF 16V 5V_VBUF1 AV4_R R320 NC D304 BAV99 NC DSUB_5V D301 BAV99 NC DSUB_5V D303 BAV99 NC DSUB_5V D300 MLL5232B 5 6V NC Q307 2N7002K Q308 2N7002K A5V R...

Page 16: ... VDD 49 HPD2 50 SDA2 51 SCL2 52 B21 53 A21 54 VCC 55 B22 56 A22 57 GND 58 B23 59 A23 60 VCC 61 B24 62 A24 63 NC 64 U302 TMDS251 1st HDMI 2nd HDMI R322 47K R329 47K R363 47K R364 47K R317 4K7 R319 4K7 R314 1K NC R307 4K02 10 R359 4K7 R360 0R NC R358 4K7 HDMI_3V3 HDMI_3V3 HDMI_3V3 HDMI_3V3 HDMI_3V3 HDMI_3V3 HDMI_3V3 HDMI_3V3 HDMI_3V3 C312 0 1UF 25V C313 0 1UF 25V C314 0 1UF 25V C315 0 1UF 25V HDMI_3...

Page 17: ... 0 1UF 25V C461 0 1UF 25V R496 10K L402 BEAD C502 0 1UF 25V C451 2NF 16V C499 0 1UF 25V DGND 1 NC 2 NC 3 VDD33 4 VSS33 5 VDD18 6 VSS18 7 SSIN1 8 SSIN2 9 VOUTA 10 VIN1A 11 ADCVSSA 12 VIN2A 13 ADCVDDA 14 VIN3A 15 VREFA 16 VIN4A 17 VRPA 18 VIN5A 19 VRMA 20 VIN6A 21 ADCVSSB 22 VINFB 23 ADCVDDB 24 VIN2B 25 VREFB 26 VIN3B 27 VRPB 28 VIN4B 29 VRMB 30 VIN1B 31 DVSSABC 32 DVDDABC 33 VINMX 34 ADCVSSC 35 VIN...

Page 18: ...0 PLLMAVDD 159 ADIN0 INPUT00 INT0 158 ADIN1 INPUT01 INT1 157 ADIN2 INPUT02 INT2 156 ADIN3 INPUT03 155 ADIN4 INPUT04 CS100_CTS UART0_CTS 154 MAVDD 153 VCCQ33 152 VCCQ10 151 GPIO13 CS100_TXD UART0_TXD MSQ SPDIF 150 GPIO14 CS100_RXD UART0_RXD MSD 149 VCCQ10 148 GPIO15 CSI00_SCLK MST 147 GPIO16 CSI00_RTS UART0_RTS MSN 146 VCCQ10 145 SDVDD 144 PXD15 143 PXD14 142 PXD13 141 PXD12 140 VCCQ33 139 PXD11 13...

Page 19: ...L RESET_JTAG D3V3 1 DGND 2 JRESET 3 TDI 4 TCK 5 TRS 6 TMS 7 TDO 8 MSD 9 MST 10 MSN 11 MSQ 12 MPSEL 13 S402 JST_2 0mm_13pin C418 0 1UF D3V3 To Debug Board ITU_CLK ITU_CLK GR_DELAY IF_A D R457 470R R447 100R D3V3 R446 100R 1K R452 R439 10K N C 1 2 3 4 5 6 7 8 S400 MOLCON8 LED0 LED1 R443 4K7 R456 4K7 R451 4K7 R440 4K7 R454 4K7 FB400 C430 100P C431 100P C432 100P C433 100P C423 100P New EMC Modif New ...

Page 20: ...7 2U2F 16V C525 2U2F 16V C519 2U2F 16V C515 2U2F 16V EVOL 9V C510 1UF 16V R507 1K C524 470nF R509 100K R516 31K6 R513 1K5 R510 47K R515 3K6 R504 4K7 C537 470nF C533 4 7nF SPDIF_OUT SRS_IL SRS_IR SRS_OL SRS_OR SRS_IL SRS_IR SRS_OL SRS_OR SRS_ON OFF Q502 BC848B R525 75R NC R526 75R NC L504 600R 100MHz C578 2U2F 16V HDMI_LOUT HDMI_ROUT C584 47uF R527 10K R538 470R R540 470R C586 2 2uF C587 2 2uF C585...

Page 21: ...25V R604 47K C621 10UF 25V C622 1UF 25V C611 1UF 25V C612 1UF 25V R602 0R L602 33uH C609 1000UF 35V L603 33uH C610 1000UF 35V C606 0 1UF 25V C605 0 22UF 25V SP_RIGHT C607 0 1UF 25V C608 0 22UF 25V SP_LEFT C604 0 1UF 25V C603 0 1UF 25V L600 PBY160808T 121Y N C600 1000UF 35V P24V P24V_AMP_R L601 PBY160808T 121Y N C601 1000UF 35V P24V P24V_AMP_L C615 0 47UF 25V P24V_AMP_L GAIN2 GAIN1 GAIN2 GAIN1 1 2 ...

Page 22: ... BA591 R741 1K C721 0 1uF T701 BC848B L702 1 0uH NC R727 12K C719 390pF C705 0 1uF R729 680K C714 10nF C718 10nF C720 470nF R750 5 6K C716 10nF C713 470nF R737 1K SAW ING 2 OUT1 4 GND 3 OUT2 5 IN 1 SAW701 K3958D R751 1k T700 BC847B R728 220K R753 100R SIF_OUT 5V IF 5V OUT GND GND GND GND GND GND GND GND GND GND 5V IF GND Reserve this circuit for SIF OUT 140mVrms GND IF_TV C707 10nF L701 600R Bead ...

Page 23: ...IF T325 BC857B T321 BC848B R542 1K R543 3K6 R553 1K8 R566 270R R545 390R R549 330 R551 39 C521 100 C520 180 R550 68 T322 BC848B R546 2K2 R548 62R C509 82 C508 180 R552 330R 5V IF R547 0R C507 100N IF_VID_OUT 2 4 6 0 0 1 3 L332 814111136000 T330 BC848B R565 47K C518 10N C478 330pF NC L328 0R 0805 C477 330pF NC GR_DELAY R678 680R R687 470R R688 1K IF_VID_OUT 1Vpp 2Vpp R702 75R Q700 BC848B 3V3D_DIG_F...

Page 24: ...SS16 RADDRESS17 RADDRESS18 RADDRESS19 RADDRESS20 RADDRESS21 EMMA2LL SMI_ADD0 SMI_ADD10 SMI_ADD1 SMI_ADD2 SMI_ADD4 SMI_ADD5 SMI_ADD6 SMI_ADD7 SMI_ADD8 SMI_ADD9 SMI_ADD11 SMI_ADD12 SMI_ADD3 to FLASH CI Buffer FOEB FWEB FCSB0 GCS0B SMI_DQM0 SMI_DWEB SMI_DCASB SMI_DRASB SMI_CSB SMI_DBA0 SMI_DBA1 from TS MUX Current Output Video Signals SMI_DQS0 SMI_CKE MPEG_SPDIF M_CVBS M_GREEN M_RED M_BLUE MPEG DECOD...

Page 25: ... U801 EDD2516AMTA 6B E SMI_ADD0 SMI_ADD10 SMI_ADD1 SMI_ADD2 SMI_ADD4 SMI_ADD5 SMI_ADD6 SMI_ADD7 SMI_ADD8 SMI_ADD9 SMI_ADD11 SMI_ADD3 SMI_DBA0 SMI_DBA1 2V5D_RAM SMI_D15 SMI_D14 SMI_D13 SMI_D12 SMI_D11 SMI_D10 SMI_D9 SMI_D8 SMI_D0 SMI_D1 SMI_D2 SMI_D3 SMI_D4 SMI_D5 SMI_D6 SMI_D7 2V5D_RAM 2V5D_RAM 2V5D_RAM 2V5D_RAM 2V5D_RAM 2V5D_RAM 2V5D_RAM SMI_DCASB SMI_DRASB SMI_ADD 0 12 SMI_DQM0 SMI_DWEB SMI_CSB ...

Page 26: ...10 1A3 8 2Y0 3 1A2 6 2A3 11 2Y2 7 VCC 20 2A1 15 2A2 13 1Y2 14 1Y1 16 1Y0 18 2A0 17 1A0 2 2Y3 9 OE2 19 1Y3 12 452676R U904 74LVT244APW TS_SW TS_CIIN_DATA0 TS_CIIN_DATA1 TS_CIIN_DATA2 TS_CIIN_DATA3 TS_CIIN_DATA4 TS_CIIN_DATA5 TS_CIIN_DATA6 TS_CIIN_DATA7 3V3D_CI 244 TS_DATA0 TS_DATA1 TS_DATA2 TS_DATA3 TS_DATA4 TS_DATA5 TS_DATA6 TS_DATA7 TS_DATA 0 7 to CI Socket Ts Input TS_CLK TS_VALID TS_START A B 1...

Page 27: ... U_04_DVP L4 04_DVP L4 SchDoc A_IIS_SDATA A_IIS_SCK A_IIS_WS A_IIS_MCLK MPEG_ADO MPEG_ABCK MPEG_ALRCK MPEG_AMCK SCART_TV_LOUT SCART_TV_ROUT HDMI_LOUT HDMI_ROUT SCART_AINR SCART_AINL AV2_AR AV2_AL AV3_AR AV3_AL IIC1_SDA IIC1_SCL PC_AR PC_AL EVOL_OUT_L EVOL_OUT_R SPDIF_SEL MPEG_SPDIF SPDIF_L4 SPDIF_OUT SRS_ON OFF HPR HPL IF_A D U_05_E VOL 05_E VOL SchDoc EVOL_OUT_R EVOL_OUT_L AMP_STBY AMP_MUTE U_06_...

Page 28: ...GRUNDIG Service Chassis SC 2 16 Chassis Leiterplatte PCB YCA190R 3 Sicht auf Bestückungsseite View on Component Side ...

Page 29: ...GRUNDIG Service Chassis SC 2 17 Chassis Leiterplatte PCB YCA190R 3 Sicht auf Bestückungsseite View on Component Side ...

Page 30: ...GRUNDIG Service Chassis SC 2 18 Chassis Leiterplatte PCB YCA190R 3 Sicht auf Bestückungsseite View on Component Side ...

Page 31: ...GRUNDIG Service Chassis SC 2 19 Chassis Leiterplatte PCB YCA190R 3 Sicht auf Lötseite View on Solder Side ...

Page 32: ...GRUNDIG Service Chassis SC 2 20 Chassis Leiterplatte PCB YCA190R 3 Sicht auf Lötseite View on Solder Side ...

Page 33: ...GRUNDIG Service Chassis SC 2 21 Chassis Leiterplatte PCB YCA190R 3 Sicht auf Lötseite View on Solder Side ...

Page 34: ...2 119 155 C513 123 174 C514 123 170 C515 112 68 C516 112 81 C517 106 82 C518 136 174 C519 109 82 C520 122 187 C521 124 187 C522 126 154 C523 112 155 C524 119 78 C525 102 82 C526 105 87 C527 104 82 C528 104 91 C529 94 90 C530 108 87 C531 101 86 C532 99 86 C533 114 72 C534 110 91 C535 97 86 C536 110 87 C537 110 72 C538 119 86 C539 99 91 C540 115 88 C541 115 90 C542 97 91 C543 102 91 C544 115 92 C545...

Page 35: ... 175 R131 102 76 R132 67 172 R133 76 167 R134 64 172 R135 62 172 R136 59 172 R137 61 172 R138 53 145 R139 46 148 R140 50 151 R141 41 178 R142 91 168 R143 91 175 R144 55 166 R145 106 76 R146 104 73 R147 104 81 R148 39 178 R200 134 132 R202 136 128 R204 134 132 R205 138 128 R206 134 128 R207 144 51 R209 133 50 R210 132 132 R213 134 136 R215 144 37 R217 133 42 R218 137 140 R219 132 140 R221 142 147 R...

Page 36: ... 168 R744 110 169 R745 92 162 R746 130 146 R747 110 155 R748 95 157 R749 122 155 R750 107 155 R751 128 165 R752 130 165 R753 116 155 R754 118 155 R755 130 161 R756 126 165 R757 128 161 R758 118 161 R759 120 161 R760 114 161 R761 103 181 R762 104 181 R763 116 168 R764 114 187 R765 121 187 R800 32 109 R801 29 4 R802 31 117 R803 38 101 R804 27 100 R805 12 93 R806 55 83 R807 57 83 R808 48 96 R809 49 1...

Page 37: ...GRUNDIG Service Chassis SC 2 25 Chassis Leiterplatte PCB YCA190R 3 DC GND Layer Sicht auf Bestückungsseite View on Component Side ...

Page 38: ...GRUNDIG Service Chassis SC 2 26 Chassis Leiterplatte PCB YCA190R 3 DC GND Layer Sicht auf Bestückungsseite View on Component Side ...

Page 39: ...GRUNDIG Service Chassis SC 2 27 Chassis Leiterplatte PCB YCA190R 3 DC GND Layer Sicht auf Bestückungsseite View on Component Side ...

Page 40: ...16V SOURCE S7 STAND BY S1 R5 3K9 OUT OUT GND GND VS VS IR1 TSOP38238T D1 LED WHITE R8 270R R9 470R GND R11 0R R10 0R Bedienplatte Keyboard XSW191 GND GND GND OUT GND Vs GND P S2 P S3 MN S4 V S5 V S6 R1 180R R2 330R R3 470R R4 1K R7 150R R6 150R 1 2 3 4 5 6 7 8 CN1 CON8_Y8 C1 10uF 16V SOURCE S7 STAND BY S1 R5 3K9 OUT OUT GND GND VS VS IR1 TSOP38238T D1 LED WHITE R8 270R R9 470R GND R11 0R R10 0R Si...

Page 41: ... MN S4 V S5 V S6 R1 180R R2 330R R3 470R R4 1K TV AV S7 STAND BY S1 R5 3K9 1 2 3 CN1 CON3_Y3 GND IR LED Platte IR LED Board XVS192 Sicht auf Bestückungsseite View on Component Side Sicht auf Lötseite View on Solder Side GND OUT GND Vs GND R7 150R R6 150R C1 10uF 16V OUT GND VS IR1 TSOP38238T D1 LED WHITE R8 270R R9 470R GND R11 0R R10 0R 1 2 3 4 5 CN2 5 HEADERGND ...

Page 42: ...UAL D GB E F I X SIEHE GESONDERTE E LISTE X SEE SEPARATE PARTS LIST GBH2037 VISION 3 37 3821 VISION 3 37 3821 PRODUKTCODE FXP PRODUCT CODE FXP KEIN E TEIL NO SPARE PART 0001 000 759551466900 GEH VORDERTEIL SCHWARZ FRONT CABINET BLACK 0002 000 759551467000 RUECKWAND SCHWARZ BACK COVER BLACK 0007 000 759551437700 LAUTSPR 8OHM 15 22 5W 154X46 3MM LOUDSP 8OHM15 22 5W 154X46 3MM 0010 000 S 759551460700...

Page 43: ...n The regulations and safety instructions shall be valid as provided by the Safety Service Manual part number 720108000001 as well as the respective national deviations Ersatzteilliste Spare Parts List VISION 3 26 3821 TV BESTELL NR ORDER NO GBH2026 U6B ǵ 9 2008 POS NR ABB MATERIAL NR ANZ BEZEICHNUNG DESCRIPTION POS NO FIG PART NUMBER QTY d NUR FÜR INTERNEN GEBRAUCH FOR INTERNAL USE ONLY Note If y...

Page 44: ...alid as provided by the Safety Service Manual part number 720108000001 as well as the respective national deviations Ersatzteilliste Spare Parts List LP CHASSISMODUL SC CHASSISBOARD SC TV MATERIAL NR PART NO 275991042400 ǵ 2 2009 POS NR MATERIAL NR BEZEICHNUNG POS NO PART NUMBER DESCRIPTION POS NR MATERIAL NR BEZEICHNUNG POS NO PART NUMBER DESCRIPTION POS NR ABB MATERIAL NR ANZ BEZEICHNUNG DESCRIP...

Page 45: ...alid as provided by the Safety Service Manual part number 720108000001 as well as the respective national deviations Ersatzteilliste Spare Parts List LP CHASSISMODUL SC CHASSISBOARD SC TV MATERIAL NR PART NO 275991042700 ǵ 1 2009 POS NR MATERIAL NR BEZEICHNUNG POS NO PART NUMBER DESCRIPTION POS NR MATERIAL NR BEZEICHNUNG POS NO PART NUMBER DESCRIPTION POS NR ABB MATERIAL NR ANZ BEZEICHNUNG DESCRIP...

Page 46: ...alid as provided by the Safety Service Manual part number 720108000001 as well as the respective national deviations Ersatzteilliste Spare Parts List LP CHASSISMODUL SC CHASSISBOARD SC TV MATERIAL NR PART NO 275991052100 ǵ 1 2009 POS NR MATERIAL NR BEZEICHNUNG POS NO PART NUMBER DESCRIPTION POS NR MATERIAL NR BEZEICHNUNG POS NO PART NUMBER DESCRIPTION POS NR ABB MATERIAL NR ANZ BEZEICHNUNG DESCRIP...

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