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Service Document
RRCD 3700 MP3
Es gelten die Vorschriften und Sicherheitshinweise
Service
S
gemäß dem Service Manual „Sicherheit", Materialnum-
Manual
mer 720108000001, sowie zusätzlich die eventuell
abweichenden, landesspezifischen Vorschriften!
Sicherheit
Safety
The regulations and safety instructions shall be valid
S
as provided by the „Safety" Service Manual, part
number 720108000001, as well as the respective
Materialnr./Part No.
national deviations.
720108000001
Dieses Service Dokument ist nur in Datenform verfügbar
This Service Document is only available as data
Änderungen vorbehalten/Subject to alteration
Made by GRUNDIG in Germany • TCC 0208 HH
http://www.grundig.com
GDS0800

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Summary of Contents for Grundig GDS0800

  • Page 1 720108000001, as well as the respective Materialnr./Part No. national deviations. 720108000001 Dieses Service Dokument ist nur in Datenform verfügbar This Service Document is only available as data Änderungen vorbehalten/Subject to alteration Made by GRUNDIG in Germany • TCC 0208 HH http://www.grundig.com...
  • Page 2 FM ANTENNA HEAD- R-CH SP. PHONE AUDIO POWER U.B.S. TUNER CONTROL AMPLIFIER Q109 Q110 IC 900 VR100 IC100 SPK./HP. SWITCH E. HEAD DC 7V FUNCTION MUTING SELECTOR CIRCUIT TAPE R/P SW 109 Q100 Q101 7V REG IC 401 Q102 Q103 Q107 R/P HEAD L-CH SP.
  • Page 3 RRCD 3700 MP3...
  • Page 4 RRCD 3700 MP3...
  • Page 6 RRCD 3700 MP3...
  • Page 7 RRCD 3700 MP3...
  • Page 8: Tape Section

    REC. 6V5 PS-82D06 SW401D R413 R420 R402 R446 C418 R412 R423 R410 C426 C403 680K 680K 3n9(M) 9014C C420 Q402 PS-82D06 9014C SW401H Q403 C410 TO MAIN PCB R411 R445 R422 CN402 CN403 R452 R424 R414 R421 C404 R-REC C411 L401 9170 C422...
  • Page 9 RRCD 3700 MP3...
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  • Page 13 A L I G N M E N T P R O C E D U R E c i f c t i g i l 3. FM/AM IF Sweep Generator (10.7 MHz for FM) 3. Signal input should be kept as low as possible to avoid AGC and AFC function AM 1 KHz 30% mod 5.
  • Page 14 FM RF ALIGNMENT SIGNAL SOURCE (FM Signal Gen.) SET SIGNAL ALIGNMENT INDICATOR (Oscilloscope, VTVM) SET RADIO ADJUST STEP ADJUST REMARKS CONNECT TO CONNECT TO DIAL TO L901 (Osc. coil) (modulated) squeeze & through matching network (modulated) across speaker (Highest end) (Osc.
  • Page 15: General Preparation

    GENERAL PREPARATION - 1 ) Check source voltage, DC or AC according to specifications . 2 ) Set function switch to Tape being aligned . A ) MEASURING INSTRUMENTS REQUIRED FOR TAPE B ) EQUIPMENTS REQUESTED FOR AC BIAS FREQUENCY / CURRENT ADJUSTMENT : SPEED AND HEAD AZIMUTH ADJUSTMENT.
  • Page 16 RRCD 3700 MP3...
  • Page 17: Spare Parts List

    Ersatzteilliste AUDIO Spare Parts List 1 / 2008 RRCD 3700 MP3 BESTELL-NR. / ORDER NO.: GDS0800 POS. NR. ABB. MATERIAL-NR. ANZ. BEZEICHNUNG DESCRIPTION © POS. NO. FIG. PART NUMBER QTY. GDS0800 RRCD 3700 MP3 BLACK RRCD 3700 MP3 BLACK KEIN E-TEIL NO SPARE PART 0001.000...

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