Panasonic SAAK62 - MINI HES W/CD PLAYER Manuale utente

http://servis-manual.com/

Service Manual

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ORDERNO.MD0106158C1

CDStereoSystem

lSA-AK62

Colour

(S)...SilverType

Area

(P)...U.S.A.

TAPESECTION :

SG-2WMECHANISMSERIES

CDSECTION :

RAE0152Z-3 TRAVERSEDECKSERIES

Specifications

AMPLIFIERSECTION

Poweroutput

THD 10%Totalharmonicdistortion

(Front1kHz)60Wperchannel (6 )

(Center1kHz)60Wperchannel (8 )

(Surround 1kHz)30Wperchannel (8 )

Totaloutputinstereomode120 W

TotaloutputinDolby Pro Logicmode240 W

FTCPoweroutput

THD 10%Totalharmonicdistortion

(Front70-16kHz)55Wperchannel (6 )

(Center70-16kHz)55Wperchannel (8 )

(Surround 70-16kHz)27.5Wperchannel(8 )

Totaloutputinstereomode110 W

TotaloutputinDolby Pro Logicmode220 W

Inputsensitivity

AUX250 mV

InputImpedance

AUX13k

FM TUNERSECTION

Frequencyrange87.9-107.9MHz(200kHzsteps)

87.5-108.0MHz(100kHzsteps)

Sensitivity2.5μV(IHF)

S/N26 dB2.2μV

Antennaterminal(s)75 (unbalanced)

AM TUNERSECTION

Frequencyrange520-1710kHz(10kHzsteps)

Sensitivity

S/N20 dB(at 1000kHz)560μV/m

CASSETTEDECKSECTION

Tracksystem4track,2channel

Heads

Record/playbackSolidpermalloyhead

ErasureDoublegapferrite head

MotorDCservo motor

Recording systemACbias100 kHz

Erasing systemACerase100 kHz

Tapespeed4.8cm/s

Frequencyresponse(+3 dB,-6dB at DECKOUT)

NORMAL(TYPEI)35Hz-14 kHz

9.2Howtoenterthe Self-DiagnosticFunction

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Press“STOP/TUNEMODE”toindicateerrorcode.

lIfseveral problem exist, errorcodewillchangeeachtimewhen“STOP/TUNEMODE”is

pressed.

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http://servis-manual.com/

9.3CassetteMechanism Test(Forerrorcode

H01,H02,H03,F01,F02)

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1.Press“TAPE,DECK1/2”toselectDeck 2.

2.Loadanormalcassettetapewiththeerasureprevention tab,removefromleftsideonlyand

closethecassetteholder.

3.Press“FASTFORWARDMEMORY”(Tapewill notmove).

4.Loadanormalm,Cr02, metalcassettetapewiththeerasureprevention tab,removefromright

sideonlyand closethecassetteholder.

5.Press“REVERSEFMMODE/BP”(Tapewill bestop after2seconds)

6.Loadapre-recordedtapewith bothsiderecordtabsintactand closethecassetteholder.

7.Press“PLAY/TUNE/TIMEADJUP”(AfterTPSfunction,tapewillstop automatically)

8.Press“REC/STOP”(Tapewill notmove)

9.Press“STOP/TUNEMODE”toindicateErrorcode.

¡Ifseveralproblemexist,errorcodewillchangeeachtimewhen “/TUNEMODE”is

pressed.

(e.g. H01 H03 F01 .....etc.)

10.Press“TAPE,DECK1/2”toselectDeck 1.

11.Repeatstep2to9totestDeck1.(TapeDeck1will notcheckH02 becauseofno recording

function)

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http://servis-manual.com/

9.4Toclearall Errorcode

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1.Press“STOP/TUNEMODE”button for5seconds.

2.FLindicatorshows“CLEAR”for1second and changeto“T”.

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http://servis-manual.com/

10.1ErrordetectionforCassette Mechanism

block

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No. ErrorErrorDisplay Problemcondition

1MODESWdetection errorH01 Faultyoperation of cassette mechanism.Faultycontact or short-circuit ofmechanismmodeswitch(S951,

S971).

2RECINHSWdetection

error

H02 Recording notpossible.Faultycontactor short-circuit ofRECINH switch(S974,S975).

3HALFSWdetectionerror H03 Playbackcannotperform.Faultycontactorshort-circuit ofHALFsiwtch(S952,S972).

4ReelPulsedetection errorF01 Thetapeadvancesslightlyandthenstops.Faultyreel pulse,faultyholedetectIC (IC951,IC971).

5TPSabnormal F02 Cassette deckwillnotperformTPSfunction.FaultyplaybackEQ/recording amplifierIC(IC101).

http://servis-manual.com/

10.2ErrordetectionforCD/Changerblock

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No.ErrorErrorDisplayProblemcondition

1RESTSWdetection errorF15 CDdoesnotfunction.Thiserror occurswhentheOptical PickUpRESTSW

(S701) isnot

detectedwithinthespecifiedtime(about8seconds)

2CDtrayopensautomaticallyF16 CLAMP switch(S4)NG(Check&Replace)

3Doesnotstartup when[PLAY]buttonispressedF17 BOTTOM switch(S5) NG (Check&Replace)

4Transmissionerror betweenCDservoLSIandmicon F26 CDdoesnotfunction.Thiserror occurswhenthePOWERisON for theCDblock

andanerror is

detectedafterthetransmissionhasstarted.

5StartupfailsevenwhenyouinsertCDor theselected

disctray

doesnotopen

F27 Tray1detect switchor Tray2detect switchNG (Check&Replace)

6CannotinsertCDF28 Tray1detect switchNG (Check&Replace)

7CannotejectCDF29 Checkifdiscisstuck. Tray2detect switchNG (Confirm&Replace)

8TheCDtrayclosesH15 CDdisctraydetectswitchNG (S3)(Check&Replace)

http://servis-manual.com/

10.3PowerSupply relatederrordetection

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No.ErrorErrorDisplayProblemcondition

1POWERAMPoutput

abnormal

F61 WhenPOWERisswitchedon,powerbecomeoffautomatically.During normal operation,ifDCDET

becomeL,PCNTshall become

Landtheerror displayon theleftshall bedisplayed. (IC501)

29 22 28272625

7 6 5 4 3 2 1

23 24

2120

1915 16 17 18

14 13 12 11 10 9 8

IC703

AN8739SBE2

FOCUS COIL/

TRACKING COIL/

TRAVERSE MOTOR/

SPINDLE MOTOR DRIVE

R729

3.9K R728

3.9K

R727

3.9K R749

4.7K

R723

6.8K R731

6.8K

R725

390

R715

R724

18K

R735

100

R736

100

R701

4.7

R704

R744

120K

R705

150K

R702

10K

R706

R707

39K

R708

22K

C752

1000P C739

1500P

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

C750

0.1

C736

0.1

C737

0.1

C735

0.1

C738

0.01

C703

6.3V100

C701

6.3V33

C714

6.3V100

C734

10V220

M701

M702

CN701

Q701

2SA1037AKSTX

LASER POWER DRIVE

21 20 19 18 17 16

24 23 2228 27 26 25

1312

IC701

AN8885SBE1

SERVO AMP

VCC

38 37

29 30

GND

TEN

FEN

FEOUT

FBAL

TBAL

TEOUT

CEA

LPD

RFIN

PDF

PDE

PDB

PDA

VREF

ENV

OFTR

/RFDET GND

LDON

BDO

VCC

SP MOTOR

TRV MOTOR

RSTIN

IN3

IN4

VREF

/RST

GND

PVCC2

PGND2

D4+

D4-

D3+

D3-

PGND1

PVCC1

D2+

D2-

D1+

D1-

IN1

PC2

IN2

GND

CSBRT

LASER DIODE

GND

VCC

AIN

BIN

VREF

NAOUT

GND

NBOUT

F+

F-

T+

T-

LPD

VREF

GND

LD GND

PDE

PDF

VCC

PDOWN

3.3V((3V))

3.3V((3.5V))

3.3V

7.3V

1.6V

3.3V((3.5V))

3.3V

3.7V((3.5V))

3.7V((4.1V))

1.6V

3.2V((0V))

1.6V

3.2V

2.7V

((2.3V))

0.9V

((2V))

R750

4.7

C751

0.1

SCHEMATIC DIAGRAM -1

CD SERVO CIRCUIT

OPTICAL PICKUP CIRCUIT

: CD SIGNAL LINE

1.6V

3.2V

0V((0.2V))

2.7V((2.3V))

0.9V((1.4V))

0.7V

1.9V

1.6V

0V((3.1V))

1.6V

0V((3.2V))

: +B SIGNAL LINE : +B SIGNAL LINE

39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21

44 17

61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79

R714

R717

R709

47K

R711

82K

R721

100

R718

R712

220

R741

47K

R742

220K

R753

C722

10P C721

10P

C724

0.1

C744

5600P

C726

1000P

C725

1000P

C730

0.1

C754

470P

C733

0.1

C718

0.22

C716

820P

C745

1000P

C717

0.1

C753

470P

C743

0.1

C727

50V1

C728

50V1

C731

6.3V220

C723

10V220

C732

6.3V220

S701

X701

CN702

SPEED

RESY

SSEL

BYTCK

DEMPH

DVSS1

DVDD1

VDD

AVSS2

AVDD2

OUT

/CLDCK

FCLK

IPFLAG

FLAG

CLVS

CRC

/TEST

AVDD1

AVSS1

RSEL

PSEL

MSEL

BCLK

LRCK

SRDATA

MCLK

MDATA

MLD

SENSE

/FLOCK

/TLOCK

BLKCK

SQCK

SUBQ

DMUTE

STAT

/RST

SMCK

TVD

ECM

ECS

TRD

FOD

VREF

FBAL

TBAL

RFENV

VDET

OFT

TRCRS

/RFDET

BDO

LDON

WVEL

ARF

IREF

DRF

DSLF

PLLF

EFM

PCK

SUBC

SBCK

VSS

OUTR

OUTL

REST SW

PLLF2

VCOF

VCOF2

IOSEL

IOVDD

CSEL

DSLF2

RESET SW

KICK

TRV

/RST

STAT

SUBQ

SQCK

BLKCK

MLD

MDATA

MCLK

P.GND

+7.5V

LD SW

D.GND

+3.3V

Rch OUT

A.GND

Lch OUT

RSXZ16M9M01T

0V((3.2V))

1.6V

3.2V((0V))

3.2V

1.6V

3.2V

0.5V

3.2V

0V((0.2V))

3.2V((3.1V))

0V((3.1V))

3.1V

3.2V

2.9V

1.5V

2.9V

3.2V

1.5V

3.2V

0.5V

1.6V

1.5V

IC702

MN662790RSC

SERVO PROCESSOR

DIGITAL SIGNAL PROCESSOR/

DIGITAL FILTER/

D/A CONVERTER

TJ702

SCHEMATIC DIAGRAM - 2 : CD SIGNAL LINE

CD SERVO CIRCUIT

PANEL

CIRCUIT

(CP606) ON

SCHEMATIC

DIAGRAM-8

: +B SIGNAL LINE : +B SIGNAL LINE

: FM/AM SIGNAL LINE

50V1

IC101

IC102

Q101

AM LOOP

ANT

AM EXT

ANT

JK101

FM EXT

ANT

L102

100K

TUNER PACK Z120 (RAL0029)

5.6P

0.001

100K

390

1.2u

2.2P

180P

820K

3.3P

10P

0.001

0.47u

100K

2.7K

220

390

2.2P

4.7P

560K

390

680K

2.2P

10P

2SK544

RF AMP

2SC2786M

FM MIXER

2SC1675L1L2

BUFFER AMP

LOCAL OSC

GND

C101

0.01

C102

16V10

C117

0.01

C118

0.01

C137

3300P

R123

68K

R102

4.7K

C139

50V4.7

C131150P

R143

22K

C115

C119

680P

R120 47K

C116

0.033

C138

0.01

C120

16V10

R121

22K

R118

C127 C109

1000P C114

C126

Z102

R119

3.3K

C106

0.01

C148 0.01

C147 1000P

R124

X102

R127

470

C122

R122

2.7K

C121

50V0.47

C123

50V1

C113

1000P

R151

R116

R115

560

C111

50V4.7

R113

10K

R111

390

R129

27K

C124

100P

R128

R130

10K

C130

6.3V100

C132

1000P

D101

UDZSTE175R1B

C125

16V22

C134

27P

C133

27P

C112

0.01

X103

IC102

LC72131MDTRM

PLL FREQUENCY SYNTHESIZER

IC101

LA1833NMNTLM

FM/AM IF AMP

DET/AM OSC MIX/

FM MPX

C142

50V1 R142

6.8K

C141

50V1 R141

6.8K

R145

100K

C143

6800P

R146

100K

C144

6800P

0.1

C129

6.3V100 C149

R131

R137

R136

1K R135

R134

470

PLLDA

PLLCK

DO/ST

R138

3.3K

R132

10K

R133

DO/ST

R126

1K R125

470 RCH

LCH

PLLDA

DO/ST

PLLCK

15V

DO/ST

MUTEA

+7.5V

Q106

KRA102MTA

POWER SUPPLY CONTROL

(FM : ON)

R110

R114

5.6K

R152

C110

0.01

C107

0.047 R112

100K C108

R117

47K

R103

270

R105

470

C104

1000P R106

470K

R107

330

C103

0.01

Q101

2SC2058SPTA

FM IF AMP

R104

CF201

TUNGND

068

RLQB1R0KTD-D

RLFDFT22DD

RSXC7M20S05T

Z101

RLA2Z007-T

RLI2Z021M-T

C136

1000P

5 6

RLFFETWND01M RLFFETWND01M

CF202

910 11 12

1819

OSC OUT

OSC

AFC

AM RF IN

AGC

AM OUT

DET OUT

PILOT IN

MPX IN

PILOT OUT

RCH

LCH

MONO

FM/AM

STRQ

VCC

FM DET

GND

AM RF IN

REG

AM MIX OUT

FM IF IN

910

1819

XOUT

VSS

AOUT

AIN

VDD

FMIN

AMIN

MONO

IFINFM

STRQ

SWB

SWA

XIN

SCHEMATIC DIAGRAM - 3

MAIN/TUNER CIRCUIT

: FM SIGNAL LINE : AM SIGNAL LINE

: FM OSC SIGNAL LINE : AM OSC SIGNAL LINE

: +B SIGNAL LINE

3.3K

16V22 50V3.3

50V4.7

<2.08V>

(2.07V)

((2.09V))

2.09V

<6.1V>

(6.42V)

((6.27V))

6.28V

<2.08V>

(2.07V)

((2.07V))

2.08V

<2.06V>

(2.06V)

((2.08V))

2.07V

<0V>

(0V)

((0V))

<5.15V>

(5.14V)

((4.22V))

5.12V

<5.15V>

(5.16V)

((5V))

5.16V

<3.97V>

(5.15V)

((4.13V))

4.12V

<6.1V>

(6.43V)

((6.17V))

6.27V

<0.02V>

(0.02V)

((3.68V))

3.68V

<5.01V>

(1.32V)

((5.19V))

5.19V

<3.66V>

(4.55V)

((3.76V))

3.72V

<1.69V>

(1.76V)

((1.78V))

1.77V

<1.7V>

(1.75V)

((1.76V))

1.76V

<2V>

(2.01V)

((2.02V))

2.02V

<2.07V>

(2.07V)

((2.08V))

2.08V

<2.06V>

(2.06V)

((2.07V))

2.07V

<2.39V>

(1.56V)

((2.36V))

2.36V

<2.02V>

(1.25V)

((2.02V))

1.86V

<0.16V>

(0.75V)

((0.25V))

0.25V

<2.42V>

(2.06V)

((2.46V))

2.46V

<2.42V>

(2.06V)

((2.46V))

2.46V

<6.11V>

(6.42V)

((6.27V))

6.27V

<4.68V>

(5.01V)

((4.85V))

4.85V

<2.6V>

(2.61V)

((2.61V))

2.62V

<0.55V>

(0.55V)

((0.77V))

0.55V

<0.02V>

(0.02V)

((0.23V))

0.02V

<0.02V>

(0.02V)

((4.75V))

0.02V

<5.15V>

(5.16V)

((5.03V))

5.16V

<5.01V>

(0.18V)

((5.19V))

5.19V

<4.66V>

(4.98V)

((4.83V))

4.83V

<0.02V>

(0.02V)

((4.43V))

4.43V

<0.05V>

(12.3V)

((12.31V))

12.25V

<0V>

(0V)

((0V))

<0V>

(0V)

((0V))

<0V>

(2.49V)

((2.59V))

2.59V

<2.58V>

(0V)

((0V))

<1.15V>

(5.16V)

((5.16V))

5.17V

<0.81V>

(0.9V)

((0V))

<0.81V>

(0.9V)

((0V))

<5.64V>

(1.84V)

((12.33V))

12.26V

<0V>

(0V)

((0V))

<2.59V>

(2.6V)

((2.6V))

2.6V

(0V)

<13.5V>

13.6V

(13.6V)

<13.6V>

13.6V

(13.6V)

<0V>

(0V)

<11.5V>

(0V)

<0V>

(0V)

<0.7V>

MAIN CIRCUIT

(1B) ON

SCHEMATIC

DIAGRAM-4

MAIN CIRCUIT

(2B) ON

SCHEMATIC

DIAGRAM-4

AM ANT COIL

AM OSC COIL

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