Technics SC-EH760 Bedienungsanleitung

AD0004083C3

Tuner/Amplifier

SA-EH760

Colour

(S)....................SilverType

Areas

(GC)..................Asia, LatinAmerica, MiddleNearEast and Africa.

(GN)..................Oceania.

SPECIFICATIONS

1. BeforeRepairs

1. Turnoff thepowersupply. Using a10 , 10 Wresistor, connect

bothendsofpowersupplycapacitors(C701, C703 and C702,

C704) inordertodischargethevoltage.

2. Beforeturning thepowersupplyon, aftercompletion ofrepair,

slowlyapplytheprimaryvoltagebyusing apowersupplyvoltage

controllertomake surethat theconsumedcurrentat 50 HzinNO

SIGNALmodeshouldbeshownbelow.

For (GC) area

Powersupply

voltage AC110 V, 50 Hz AC240 V, 50 Hz

Consumed

current 200-700 mA 100-350 mA

For (GN) area

Powersupply

voltage AC240 V, 50 Hz

Consumed

current 100-350 mA

2. Protection Circuitry

Theprotection circuitrymay have operatedifeitherofthefollowing conditionsisnoticed:

-Nosound isheardwhenthepowerisswitchedON.

-Sound stopsduring aperformance.

Thefunctionsofthiscircuitryistopreventcircuitrydamageif, for example, thepositive and

negative speakerconnection wires areshorted, or ifspeakersystemswithanimpedance less

thantheindicatedratedimpedance ofthisunitareused.

Ifthisoccurs, followtheprocedures outlinedbelow.

1. SwitchOFF thepower.

2. Determinethecause oftheproblemand correct it.

3. SwitchONthepoweronce again.

Note:

Whentheprotection circuitryfunctions, theunitwill notoperate

unless thepowerisfirst switchedOFF and thenONagain.

3. Accessories

-ACpowersupplycordfor(GC)area / (RJA0019-X)...........................1

pc.

-ACpowersupplycordfor(GN)area / (RJA0035-X)...........................1

pc.

-AMloop antennaset / (RSA0022-J)...........................1pc.

-FMindoorantenna/ (RSA0006-J)............................1pc.

-Speakercords/ (REE0393)..............................2pcs. /

(REE0984)..............................2pcs. / (REE0985)..............................2

pcs.

-Remote control transmitter/ (RAK-EHA28WH)..................1pc.

-Remote control batteries / (R6/LR6, “AA”, UM-3)...........2pcs.

Note:These areavailableon sales route.

-Powerplug adaptorfor(GC)area only/ (SJP5213-

2)...........................1pc.

4. Location of Controls

5. Operation Checks and Component Replacement

Procedures

-Thissection describes procedures forchecking theoperation of

themajorprintedcircuitboardsand replacing themain

components.

-Forreassemblyafteroperation checks orreplacement, reverse the

respectiveprocedures. Special reassemblyprocedures are

describedonlywhenrequired.

5.1. Checking fortheACINP.C.B.

-Check theACINP.C.B. as shownbelow.

5.2. Checking fortheoperation P.C.B.

-Follow the(Step1) -(Step3) ofitem5.1.

-Check theoperation P.C.B. as shownbelow.

5.3. Checking forthemainP.C.B.

-Follow the(Step1) -(Step3) ofitem5.1.

-Follow the(Step1) -(Step7) ofitem5.2.

-Check themainP.C.B. as shownbelow.

5.4. Replacementfortheregulatortransistor

-Follow the(Step1) -(Step3) ofitem5.1.

5.5. ReplacementforthepowerIC

-Follow the(Step1) -(Step3) ofitem5.1.

-Follow the(Step1) -(Step7) ofitem5.2.

-Follow the(Step1) -(Step12) ofitem5.3.

6. ToSupplyPowerSource

ThisunitSA-EH760 isdesignedtooperateon powersuppliedform system connected. / For

system connections, referto Fig. 6-1.

Fig. 6-1.

WhentheunitSA-EH760 has totestand service alone, use thefollowing method tosupplypower

source.

1. Shortthesection betweenW902APin3and C740 (-) (GND). Refer

to Fig. 6-2.

2. Connect thisunittoanACpowersupplycord. / (Thisunitcometo

stand-bymode.)

3. TurntheunitON.

Fig. 6-2.

Andere Handbücher für SC-EH760

Dieses Handbuch passt für folgende Modelle

Inhaltsverzeichnis

Andere Technics Stereoanlage Handbücher

Technics

Technics SC-CH610 Bedienungsanleitung

Technics

Technics SB-G910 Bedienungsanleitung

Technics

Technics OTTAVA f SC-C70 Bedienungsanleitung

Technics

Technics SJ-HD505 Bedienungsanleitung

Technics

Technics SC-CH404 Bedienungsanleitung

Technics

Technics SC-C70 Bedienungsanleitung

Technics

Technics SC-CH510 Bedienungsanleitung

Technics

Technics SD-s2300 Bedienungsanleitung

Technics

Technics SC-DV250 Bedienungsanleitung

Technics

Technics SC-EH750 Bedienungsanleitung

Technics

Technics ST-HD550 Bedienungsanleitung

Technics

Technics ST-G30 Bedienungsanleitung

Technics

Technics SD-A840 Bedienungsanleitung

Technics

Technics SC-S3050 Bedienungsanleitung

Technics

Technics SC-CH655 Bedienungsanleitung

Technics

Technics OTTAVA SC-C500 Bedienungsanleitung

Technics

Technics OTTAVA f SC-C65 Bedienungsanleitung

Technics

Technics SC-HD350 Bedienungsanleitung

Technics

Technics SC-EH770 Bedienungsanleitung

Technics

Technics SA-EH600 Bedienungsanleitung

Technics

Technics SC-CA10 Bedienungsanleitung

Technics

Technics OTTAVA f Technische Daten

Technics

Technics SD-S7225 Bedienungsanleitung

Technics

Technics SD-S9325 Bedienungsanleitung

Beliebte Stereoanlage Handbücher anderer Marken

LG CM3330B Bedienungsanleitung

Sony

Sony SS-CEP50 Bedienungsanleitung

Cetacea Sound

Cetacea Sound CVS-II Bedienungsanleitung

Aiwa

Aiwa XR-H66MD Bedienungsanleitung

Denon

Denon UCD-250 Bedienungsanleitung

Sanyo

Sanyo DC-MX41i Bedienungsanleitung

Sharp

Sharp CD-ES600V Bedienungsanleitung

Exibel

Exibel BDX600-UK Bedienungsanleitung

Sanyo

Sanyo DC-F320 Bedienungsanleitung

Philips

Philips FWM583X Bedienungsanleitung

Sharp

Sharp CD-C462 Bedienungsanleitung

Onkyo

Onkyo CBX 300 - CD / MP3 Clock Radio Bedienungsanleitung

Aiwa

Aiwa XR-EM70 Bedienungsanleitung

Cyrus

Cyrus Lyric Bedienungsanleitung

Philips

Philips MCM159/98 Bedienungsanleitung

Philips/Magnavox

Philips/Magnavox Magnavox FW 62C Bedienungsanleitung

RCA

RCA RS3965SB Bedienungsanleitung

Sharp

Sharp XL-UH240 Bedienungsanleitung