Panasonic SA-PM07E User manual

http://servis-manual.com/
Service Manual
TOP NEXT
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

http://servis-manual.com/
10.1.1Settingofselfdiagnosis mode
TOP PREVIOUS NEXT
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.
TOP PREVIOUS NEXT

http://servis-manual.com/
10.1.2Settingofcassette mechanismself
diagnosis mode
TOP PREVIOUS NEXT
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.
TOP PREVIOUS NEXT

http://servis-manual.com/
10.1.3SettingofCD mechanismselfdiagnosis
mode
TOP PREVIOUS NEXT
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.
TOP PREVIOUS NEXT

http://servis-manual.com/
10.1.4Confirmationofselfdiagnosis result
TOP PREVIOUS NEXT
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
TOP PREVIOUS NEXT

http://servis-manual.com/
11.1ErrordetectionforCassette Mechanism
block
TOP PREVIOUS NEXT
TOP PREVIOUS NEXT
No. ErrorErrorDisplay Problemcondition
1Deckoperation abnormal(MODESW) H01 Referto10.1.2
2RECINH SWabnormal H02 Referto10.1.2
3HALFSWabnormalH03 Referto10.1.2
4LOAD SWabnormalH04 Referto10.1.2
5ReelpulseabnormalF01 Referto10.1.2

http://servis-manual.com/
11.2ErrordetectionforCD Mechanismblock
TOP PREVIOUS NEXT
TOP PREVIOUS NEXT
No.ErrorErrorDisplayProblemcondition
1CDRESTSWabnormal F15Referto10.1.3
2CommunicationbetweenCDservolLSIandMicon abnormalF26Referto10.1.3
3CDOPENSWabnormal H15Referto10.1.3

http://servis-manual.com/
11.3PowerSupply relatederrordetection
TOP PREVIOUS NEXT
TOP PREVIOUS NEXT
No.ErrorErrorDisplayProblemcondition
1PowersupplycutF76

30
29 22 28
27
26
25
7 6 5 4 3 2 1
23 24
2120
1915 16 17 18
14 13 12 11 10 9 8
IC703
R729
2.7K R728
2.2K
R727
2.7K R749
2.7K
R731
10K
R725
680
R715
1K
R724
15K
R735
100
R736
100
R704
1K
R744
120K
R705
150K
R702
10K
R706
1K
R707
39K
R708
22K
C752
1500P C739
2200P
C715
2700P
C704
0.1
C742
0.027
C747
180P C710
120P
C749
2200P
C713
0.1
C707
0.027
C702 0.1
C706 2700P
C712
0.1
C711
0.1
C751
0.1
C750
0.1
C737
0.1
C736
0.1
C735
0.1
C
C
C
C
C
C738
0.056
C703
6.3V100
C701
6.3V33
C714
6.3V100
C734
10V220
M
M
1
3
5
7
9
8
6
4
2
10
11
12
13
14
15
16
CN701
1
3
5
7
9
8
6
4
2
10
11
12
13
14
15
16
Q701
Q701
2SA1037AKSTX
LASER POWER DRIVE
15
21 20 19 18 17 16
24 23 2228 27 26 25
14
1312
11
10
9
8
7
6
5
4
3
2
1
IC701
IC701
AN8885SBE1
SERVO AMP
8
1
2
3
45
6
7
NC
36 37
39
38
33
GND
TEN
FEN
FEOUT
FBAL
TBAL
TEOUT
CEA
RF
LPD
LD
RFIN
PDF
PDE
PDB
PDA
VREF
ENV
OFTR
/RFDET GND
LDON
BDO
VCC
M701
TRV MOTOR
M701
SPL MOTOR
IN3
IN4
BIAS
VCC
PVCC2
IN2
GND
GND
D4+
D4-
D3+
D3-
PGND1 NC
PVCC1 D2+ D2- D1+ D1-
NC
NC MUTE1
MUTE2
IN1
GND
CSBRT
LASER DIODE
11
12
10
6
8
5
4
9
2
3
GND
VCC
AIN
BIN
VREF
NAOUT
GND
NBOUT
F+
F-
T+
T-
LPD
VREF
NA
NB
GND
LD GND
LD
PDE
PDF
VCC
NC
PDOWN
NC
NC
NC
R754
5.6
NC
GND
NC NC
40
701
R732
1K
R723
10K
42
32
C769
0.22
SCHEMATIC DIAGRAM -1
CD SERVO CIRCUIT
OPTICAL PICKUP CIRCUIT
: CD SIGNAL LINE
: +B SIGNAL LINE
TJ
R701
4.7
IC703
BA5948FPE2
BTL DRIVER IC
3.2V
2.7V
((2.3V))
0.9V
((2V))
1.6V
1.6V 1.6V
1.6V
3.2V
0V((0.2V))
2.7V((2.3V))
0.9V((1.4V))
0.7V
1.9V
1.6V
0V
0V((3.1V))
1.6V
1.6V
1.6V
1.6V 1.6V
1.6V 1.6V
1.6V
0V
0V((3.2V))
3.3V((3V))
3.3V((3V)) 3.3V((3.5V)) 3.3V
7.3V
7.3V 7.3V
1.6V
1.6V
1.6V
3.3V((3.5V))
3.3V
3.7V((3.5V)) 3.7V((4.1V))
1.6V 1.6V
3.2V((0V))
1.6V 1.6V
TJ

40
41
42
43
39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21
20
19
18
44 17
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
80
1
R714
0
R717
1K
R709
47K
R711
82K
R721
100
R718
1K
R712
220
R741
47K
R742
220K
R753
10
C722
10P C721
10P
C724
0.1
C744
5600P
C726
1000P
C725
1000P
C730
0.1 C733
0.1
C718
0.22
C716
820P
C745
0.1
C717
0.1
C753
470P
C743
0.1
C727
50V1
C728
50V1
C731
6.3V220
C723
10V220
C732
6.3V220
S701
REST SW
X701
1
3
5
7
9
8
6
4
2
10
11
12
13
14
15
16
17
18
19
CN702
RESY
SSEL
BYTCK
DEMPH
IN
DVSS1
DVDD1
VDD
AVSS2
AVDD2
OUT
/CLDCK
FCLK
IPFLAG
FLAG
CLVS
CRC
/TEST
AVDD1
AVSS1
RSEL
PSEL MSEL
BCLK
LRCK
SRDATA
TX
MCLK
MDATA
MLD
SENSE
/FLOCK
/TLOCK
BLKCK
SQCK
SUBQ
DMUTE
STAT
/RST
SMCK
TVD PC ECM ECS TRD FOD VREF FBAL TBAL FE TE RFENV VDET OFT TRCRS /RFDET BDO
LDON
WVEL
ARF
IREF
DRF
DSLF
PLLF
EFM
PCK
SUBC
SBCK
VSS
X1
X2
OUTR
OUTL
10
11
17
13
18
19
REST SW
PLLF2
VCOF
VCOF2
IOSEL
IOVDD
CSEL
28
29
30
DSLF2
2
KICK TRV
/RST
3
STAT
SUBQ
SQCK
7
BLKCK
8
MLD
MDATA
MCLK
P.GND
+7.5V
TX
LD SW
D.GND
+3.3V
Rch OUT
A.GND
Lch OUT
16
RSXZ16M9M06
TJ702
14
D750
MAZ80560ML
R761
4.7K
9
LOADING
31
6 5
4
1
C754
470P
SCHEMATIC DIAGRAM - 2
TJ
TO
MAIN CIRCUIT
(CN301) ON
SCHEMATIC
DIAGRAM-4
IC702
MN662790RSC
SERVO PROCESSOR
DIGITAL SIGNAL PROCESSOR/
DIGITAL FILTER/
D/A CONVERTER
CD SERVO CIRCUIT : CD SIGNAL LINE
: +B SIGNAL LINE
0V((3.2V)) 0V((3.2V))
0V
0V
1.6V 1.6V
1.6V
1.6V
1.6V
1.6V
1.6V
1.6V 1.6V
1.6V
1.6V
3.2V((0V))
3.2V
1.6V
3.2V
0.5V
3.2V
0V
0V((0.2V))
3.2V((3.1V))
0V((3.1V))
3.1V
3.2V
3.2V 2.9V 1.5V 1.5V
2.9V
3.2V
3.2V
3.2V
1.5V
1.5V
3.2V
0.5V
1.6V
1.6V
1V
1.6V
1.5V
TJ