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Grundig RBX 1-RF, Service Manual

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Grundig RBX 1-RF Service Manual Download Page 11

RBX 1-RF

Schaltpläne und Druckplattenabbildungen / Circuit Diagrams and Layout of PCBs

GRUNDIG Service

2 - 9

+

22U/25V

C160

-12V

+12V

STANDBY

REL

REL106

IN5401

D124

STANDBY

1N4148

D114

1N4148

D112

DCPROT

+12VR

+12VR

MUTE

P112

100

R162

100

R161

P110

-V

+V

+12V

0

R165

IN5401

D120

IN5401

D119

IN5401

D118

+

4700/40V

C158

F

0.1U

C117

F

0.1U

C116

+

4700/40V

C157

-12V

0

R166

IN

OUT

GND

IC103

F

0.1U

C112

F

0.1U

C111

OUT

IN

GND

IC101

+

22U/25V

C159

20/01/97

7912CT

7812CV

(+24.5V)

(+27.0V)

(-24.5V)

(-27.0V)

TRAFO

TO

CONTROL BOARD

P403

TO

     4 X

SI103

SI102

T4L

T4L

JW2aSN-DC 12V

AUDIO BOARD

59451-583.94

835-205-712

8305-205-911

A

NF-Verstärkerplatte / AF Amplifier Board

Summary of Contents for RBX 1-RF

Page 1: ...tionally required Service Manuals for the Complete Service Service Manual Service Manual Btx 32700 Sachnummer Part Number 72010 752 20 Änderungen vorbehalten Subject to alteration Printed in Germany VK233 0397 Sicherheit Safety Sach Nr Part No 72010 800 00 RBX 1 RF Sach Nr Part No 72010 752 20 ...

Page 2: ... 2 D Inhaltsverzeichnis Seite Allgemeiner Teil 1 2 1 5 Meßgeräte Meßmittel 1 2 Servicehinweis 1 2 Ausbauhinweise 1 3 Bedienhinweise 1 4 Technische Daten 1 5 Schaltpläne und Druckplattenabbildungen 2 1 2 12 Blockschaltbild 2 1 Bauteilhinweise 2 10 Schaltpläne Prozessorplatte 2 3 2 5 Netzplatte 2 5 Netzschalterplatte 2 5 LED Platte 2 5 Schalterplatte 2 6 NF Verstärkerplatte 2 7 2 9 Trafo 2 10 Druckp...

Page 3: ...uben und die Blende E abnehmen Die 2 Schrauben F herausschrauben und die Bedieneinheit nach vorne herausziehen Beim Zusammenbau auf korrekten Sitz der Blende G achten Disassembly Instructions 1 Removing the Chassis Undo 6 screws A Fig 1 on the rear and pull out the chassis 2 Removing the Tweeter Remove the Chassis para 1 Bypressingonthemagnet Bofthespeaker Fig 2 itcanbepushed out 3 Removing the Wo...

Page 4: ...chrauben an einer Wand angebracht werden Die Rückseite der Box ist mit 10 mm Abstandhaltern versehen die die Belüftung der Box sicherstellen Hinweis Bevor Sie den Lautsprecher an der Wand anbringen stellen Sie bitte sicher daß der korrekte RF Übertragungs kanal und Surround oder Stereomodus wie im Anschluß und auf der folgenden Seite beschrieben gewählt wurden Wollen Sie Ihren Lautsprecher in Rega...

Page 5: ...er Bestimmungen zu überprüfen FEHLERCHECKLISTE Introduction Active speaker RBX1 RF The RBX1 RF is an active speaker with an internal RF radio frequency circuitry for reception of the audio signals transmitted by sets equipped with RF transmitter like for example the V14DPL RF The RBX1 RF is configurable for surround and for stereo use As a surround speaker the RBX1 RF will emit the sound of the re...

Page 6: ...istracted by music news etc from your system The MUTE 6 starts blinking The MUTING function can be deactivated by pressing s again or by pressing the VOLUME key BASS TREBLE The BASS and TREBLE keys can be used to individually adjust the higher and lower frequencies from the sound of your speaker In this way you can compensate for surrounding acoustic irregularities which may be caused for example ...

Page 7: ...t of PCBs Blockschaltbild Block Diagram 230V BN BL 50Hz 60Hz MAINS POWER TRANSFORMER MAINS BOARD SWITCH POWER UPROCESSOR PROCESSOR BOARD AUDIO ACTIVE FILTER TDA 7318 CCC3 STANDBY 12VA MUTE DC PROT 12V 12V CCC3 CCC7 ZIF7 Vac Vac JST3 ZIF3 HEATSINK WIRE WIRE WIRE WIRE AUDIO AMPLIFIER BOARD TUBE KEHLER RF RX BOARD ANTENNA CCC6 CCC6 CCC6 I R MUTE TUNED ON OFF SWITCH BOARD CCC2 CCC2 Vac Vac 12V LM7812 ...

Page 8: ... R412 BC338 40 T402 NJM4560 1 2 IC402 F 18nF C402 1uF C404 1N4148 D401 C409 1U F 100nF C401 F 100nF C403 F 150nF C407 F 470nF C408 10K R402 100K R414 1K R413 F 470pF C418 47K R453 10 R409 NJM4560 1 2 IC403 47K R433 R426 5k6 10K R411 56K R400 NJM4560 1 2 IC403 47K R457 10 R401 12V 22U 50V C453 1K R454 68K R407 12V 12V 470R R405 1K R456 12V 1k R427 NJM4560 1 2 IC404 NJM4560 1 2 IC404 F 18nF C419 47K...

Page 9: ...1 30 16 15 14 13 12 11 10 26 29 24 23 42 25 17 20 19 28 21 22 18 9 8 7 6 5 4 34 35 36 37 38 39 40 41 27 1 2 3 M37471M2 477SP IC501 5V P418 P411 P411 gnd 7805 IC407 16 5v 15 10 R499 47K R471 BN BL P503 P405 K C502 3 3N 5V BC546B T412 BN BL P502 F 0 1U C476 36 38 12V F 0 1U C471 1000U 25V C472 12V F 0 1U C481 BN BL 50Hz 60Hz 220V MAINS P501 SW401 R450 10k 100K R462 SI501 T1Al 1N4002 D412 18V 59451 5...

Page 10: ... 170 01 L101 09238 170 01 L102 47k R116 100U 25V C147 BC546B T104 22K R117 V V F U 22U C106 F 0 22U C107 5 6 R156 47U 100V C148 K 470P C131 22K R118 22K R163 1K R120 110U 25V C149 22k R121 K 220P C132 1k R122 1U 100V C150 47K R131 BC546B T105 P103 47K R132 V BC546B T106 5 6 R157 MUTE 10 9 8 4 3 7 5 1 IC105 835 204 876 DCPROT 20 01 97 22k R101 47U 100V C164 P108 1U 100V C161 P104 1U 100V C162 1U 10...

Page 11: ...2 100 R162 100 R161 P110 V V 12V 0 R165 IN5401 D120 IN5401 D119 IN5401 D118 4700 40V C158 F 0 1U C117 F 0 1U C116 4700 40V C157 12V 0 R166 IN OUT GND IC103 F 0 1U C112 F 0 1U C111 OUT IN GND IC101 22U 25V C159 20 01 97 7912CT 7812CV 24 5V 27 0V 24 5V 27 0V TRAFO TO CONTROL BOARD P403 TO 4 X SI103 SI102 T4L T4L JW2aSN DC 12V AUDIO BOARD 59451 583 94 835 205 712 8305 205 911 A NF Verstärkerplatte AF...

Page 12: ...UEN MARRON MARRONE BRUN BROWN BN BRAUN AMARILLO GIALLO JAUNE YELLOW YE GELB NEGRO NERO NOIR BLACK BK SCHWARZ LOS VALORES DE MEDIDA SON VALIDOS CON 230V DE TENSION DE RED SE MIDEN CON RESPECTO A MASA CON VOLTIMETRO RI 10M LAS TENSIONES SIEMPRE QUE NO SE INDIQUE OTRA COSA VALGONO CON TENSIONE DI RETE DI 230V ALTRE IDICATIONI RIFERITE A MASSA I VALORI DI MISURA TENSIONI MISURATE CON VOLTMETRO RI 10M ...

Page 13: ...35 R468 R444 R445 R431 R441 R438 B441 R439 R446 R451 R490 R480 R469 R459 R462 R463 R484 R483 R470 R461 R481 R410 R430 R498 R460 D402 D401 D406 D407 D414 D415 D423 D412 C415 C413 C412 B460 C417 C431 C419 C418 C408 C434 C407 C403 C401 B437 C402 C456 C424 C429 C422 C425 C423 C438 C437 C439 C481 C471 C405 C445 C435 C446 C447 C476 C457 C469 C473 C477 C474 C488 C440 B438 8 5 4 1 IC402 IC406 1 P418 22 21...

Page 14: ...14 C115 C116 B B127 B109 B111 R111 B141 C123 C124 C125 C126 C127 C128 C129 C130 C131 C132 C133 C134 C135 D118 C138 C139 C159 D119 B116 C144 C145 C146 C147 C148 C149 C150 C151 C152 B137 C155 C157 B104 D120 R154 R155 R156 R157 R158 1 IC105 L102 E C T105 E C T106 B138 B157 B135 E C T111 1 P104 C E T117 B113 C161 C162 R163 C163 B143 B152 C117 B129 D112 D114 C164 B B101 B131 SI102 SI103 B147 C141 R162 ...

Page 15: ...sionszeichnungen Spare Parts Lists and Exploded Views GRUNDIG Service 3 1 1 Ersatzteilliste und Explosionszeichnung Spare Parts List and Exploded View Explosionszeichnung Exploded View 30 35 7 40 1 10 28 41 2 3 18 14 4 49 5 6 8 20 21 22 ...

Page 16: ...dedbythe Safety ServiceManual part number 72010 800 00 as well as the respective national deviations C 157 8452 996 195 ELKO 4700UF 20 40V MAX 1 C 158 8452 996 195 ELKO 4700UF 20 40V MAX 1 C 472 8452 996 147 ELKO 1000UF 20 25V C 501 S 8660 197 043 KERKO SI A 3300PF 20 250 C 502 S 8660 197 043 KERKO SI A 3300PF 20 250 D 112 8309 215 045 DIODE 1N4148 D 114 8309 215 045 DIODE 1N4148 D 118 8309 215 40...

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