Panasonic SA-PM07E User manual

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Service Manual
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OrderNo.MD0201005C2
CDStereoSystem
lSA-PM07E
SA-PM07EB
SA-PM07EG
Colour
(S) ...Silver Type
TapeDeck:SG2 MechanismSeries
TraverseDeck:RAE0155Z-1VTraverseDeckSeries
AmplifierSection
RMS poweroutput
THD 10%,
bothchannelsdriven7.5Wperchannel(6 )
Inputsensitivity
AUX250 mV
Inputimpedance
AUX23k
Outputimpedance
Headphone16-32
FM TunerSection
Frequencyrange87.50-108.00MHz
(0.05MHzstep)
Sensitivity1.8μV(IHF)
S/N26 dB1.5μV
Antennaterminal(s)75 (unbalanced)
AM TunerSection
Frequencyrange522-1629kHz(9 kHzsteps)
Sensitivity
S/N20 dB(at 999kHz)500μV/m
Cassette DeckSection
Tracksystem4track,2channel
Heads
Record/playbackSolidpermalloyhead
ErasureACerasehead
MotorDCservo motor
Recording systemACbias100 kHz
Erasing systemACerase100 kHz
Tapespeed4.8cm/s
Overall frequencyresponse(+3to-6dB) at DeckOut
Normal(typeI)50Hz-13 kHz
S/N52dB (Aweighted)
Wowand flutter0.15% (WRMS)
Fastforwardand rewind timesApprox.120 secondswithC-60cassette tape
CDSection
Sampling frequency44.1kHz
Decoding16bit linear
BeamsourceSemiconductor laser
Wavelength780 nm
Numberof channels2channelsstereo
Wowand flutterBelowmeasurablelimit

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10.1.1Settingofselfdiagnosis mode
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1.Removethecassettefromthedeck.
2.SwitchtoCDfunction.
3.PresstheSTOPkeyofthemainsetformorethan 2 seconds.Whilepressingthiskey,press
theFF keyon themainsetforanother2secondstoenterintotheSelf-Diagnosismode.
*EvenifSTOP/FUNCTION key ofthemain setispressedwhiletheSelfDiagnosismodeis
on,function shall notbeswitched.Instead, confirmation oferrornumbersshall begin.
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10.1.2Settingofcassette mechanismself
diagnosis mode
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1.ActivatetheSelfDiagnosismodefortheDeckand thefollowingSelfDiagnosisshall be
couducted.
A.H02 :RECINH SWabnormal
B.H03 :HALFSWabnormal
C.H04 :LOAD SWabnormal
D.F01 :Reelpulseabnormal
¡H01 :IfMODESWabnormalisdetectedduringnormaloperation, it shall be
memorized. Thedetection and memoryshall bedoneforDeck.
2.ActivatetheSelfDiagnosismodewiththeDeckunloaded.
3.Thetestmodedisplay([T]atthe1stdigit,meaningTEST)shall bemadeand detection shall
beexecutedtocheckRECINH SW,HALFSWareinOFFstate.
4.Slotacassettetape(withrecordingpreventivetabpresent)intothedeckand pushthecassette
intothedeck(LOADINGOperation shouldbeobserved).
5.Afterthisinstantwiththecassetteloadedin,RECINH SW,HALFSWshall bechecked and
confirmedatthisstageby thesoftware.PressFFkey toproceedtheself-diagnosis.TheFF
operation shallstop automaticallyafter3sec.If abnormaloperationisdetected, thetapeshall
stop automaticallyafter1seconds.DuringtheFFoperation,theReelPulseshall bechecked
by thesoftware.
6.Afterthetapestop, theErrorcodesshall bedisplayedby togglingtheSTOPkey.
¡InSelfDiagnosismode,theoperationswhicharenormallyconductedby thecassette
mechanismbasicoperation keysshall notbeexecuted. Thosekeysareusedonlyto
comfirmadiagnosisresults.Thekeysusedforotherfunctionsshall bevalid, unlessthere
aresomereason tomaketheminvalid.
¡AsHALFSWsolderpointand RECINH SWsolderpointarelocatedcloseto each
other,it’snecessarytochecktheshortingbetweentheadjacentpoints.Forthispurpose,
operation hastobeexecutedtwiceusingtwokind ofcassettes,i.e.acassettewith
recordingpreventivetabsforbothSidesA/Band acassettewitharecordingpreventive
tabforonlyeitheronesideofSidesA/B.
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10.1.3SettingofCD mechanismselfdiagnosis
mode
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F15 :CDRESTSWabnormal.
AtinitialsettingofCDtraverseposition, ifRESTSWON isnotdetectedeventhoughthefail safe
timertimeisover(10 sec),thisismemorizedasanerrorand theerrornumbercanbecleared onlyat
thestartup ofmicro-pafterreset.
H15 :CDOPENSWabnormal.
Duringnormaloperation,ifCDOPENSWONisnotdetected within4sec, thenH15 shall be
memorizedinmemory.Theerrorcodecanbeclearedonlyatthestartup ofmicro-pafterreset.
H01 :Deckoperation abnormal(reelmotor,solenoidand modeSW)
Duringnormaloperation,ifmechanismerrorprocessisexecutedonceby modeswitchagainstthe
samedeckoperation,itisjudgedasmechanismabnormalityand thisismemorizedasanerror.
Conditionsforjudgingmechanismerror:
1.ModeswitchON isnotdetected800 msafterplungeractivation forPLAY/RECprocess.
2.ModeswitchON innotdetected800 msafterplungeractivation forFF/REWprocess.Or,
ModeswitchOFFinnotdetected800 msafterplungeractivation afterdetectingModeSW
ON.Or,ModeswitchON isnotdetected800 msafterdetectingModeswitchOFF.
3.IfModeswitchcomesON atSTOP/PAUSEstate(normalcondition),thisisjudgeasError:-
A.MainpurposeforthisSelfDiagnosisistodiagnoseapartialshortofadeck.
B.Mechanicalerrorprocesscausedby EJECToperation shall notbecounted.
C.Thiserrornumbercanbeclearedonlyatthestartup ofmicro-preset.
F26 :Communication betweenCDservo LSIand micro-pabnormal
AtthetimeofswitchingtoCDfunction, SENSE=HshallbedetectedusingDTMSsystemsetting
command.IftheerrorismemorizedwhenSENSE=Lisnotdetectedwithinfailsafetimertime(20
msec),[F26]shall bedisplayedsimultaneously.Thisdisplayshall beretainedifthepowerisONand
atCDfunction.Ifthiserroroccurs,CDoperation afterwardshallnotbeexecuted asinthecaseof
[NO DISC].
Thiserrornumbercanbeclearedonlyatthestartup ofmicro-preset.
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10.1.4Confirmationofselfdiagnosis result
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1.AttheSelfDiagnosismode,errornumbershall bedisplayedeverytimeSTOP/FUNCTION
keyispressed.
Example:[TH03 ](thedisplayshallberetained)
2.TocomeoutfromtheSelfDiagnosismode,executepowerOFF.
3.EvenatpowerOFF operation,thiserrornumbersshall notbecleared(thenumbercanbe
clearedonlyatthestartup ofmicro-preset).
4.IfrepeatingSelfDiagnosis,add thenewlydetectederrorsonlywithoutdeletingerrorswhich
hasbeendetectedbefore
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