Panasonic SJ-MJ75 Скачать руководство пользователя страница 67

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Ref. No.

Part No.

Part Name & Description

Pcs

Remarks

R504

EXB24V153JX

1/16W 15K

R505

EXB24V821JX

1/16W 820

R506

EXB24V225JX

1/16W 2.2M

R507,08

EXB24V472JX

1/16W 4.7K

R509

ERJ2GEJ270X

1/4W 27

R510,11

ERJ2GEJ104X

1/4W 100K

RX229

ERJ2GEJ104X

1/4W 100K

RX901

ERJ3GEYJ103Z

1/16W 10K

S201,02

RSG0038-P

SW,/-

S203,04

EVQPUL02K

SW,SKIP

S206

EVQPUL02K

SW,PLAY/STOP

S207

RSH1A036-A

SW,COVER OPEN DET.

S208

RSS2A010-1A

SW,HOLD

X101

EFJC1695G3A

OSCILLATOR

X201

RSXY6M00M04T

OSCILLATOR

Z401

RJH9212-1

CONNECTOR TERMINAL

15.2. Cabinet Parts Location

15.3. Packaging

Printed in Japan (H000105800 KA/HH)

2000 Matsushita Electric Industrial Co., Ltd.

distribution is a violation of law.

Содержание SJ-MJ75

Страница 1: ...ORDER No AD0001029C8 Portable MD Player SJ MJ75 Colour S Silver Type Areas EB Great Britain EG Europe GH Hong Kong 1 ...

Страница 2: ...z 0 dB 8dB Wow and flutter Below measurable limit General Output Jack Phones 14 Power output 5 mW 5 mW Power supply Rechargeable battery DC 1 2V included rechargeable battery Battery DC 1 5V One LR6 AA UM 3 battery Dimensions WxHxD Cabinet dimensions 71 5x78 5x15 4 mm incl projecting parts 72 8x79 9x15 4 mm Weight 86 g with battery 61 g without battery Play time When used in hold mode at 25 C on a...

Страница 3: ... 240 V EG AC230 240 V EB AC220V GH 50 Hz 4W Notes The play time may be less depending on the operating conditions Specifications are subject to charge without notice Weight and dimensions are approximate 1 1 Precaution of Laser Diode 2 Accessories 3 ...

Страница 4: ... Stereo earphones 1pc RFEV319P S1A For EB area Charger 1pc RP BC155AEBY For EG area Charger 1pc RP BC155AEYB For GH area Charger 1pc RP BC155AGH For EB EG areas Rechargeable battery with carrying case 1pc RFKFBP140HSY For GH area Rechargeable battery with carrying case 1pc RP BP61GY S 4 ...

Страница 5: ...anism unit optical pickup 4 1 Mechainsm Unit optical pickup 1 Do not subject the mechanism unit optical pickup to static electricity as it is extremely sensitive to electrical shock 2 Before removing the mechanism unit optical pickup the short land on the flexible board is shorted with a solder build up to prevent damage to the laser diode As shown in Fig 1 3 It is a posibility to disconnect if it...

Страница 6: ...t is supplied as replacement parts is shorted with a solder build up the short land of flexible P C B to protect the breaking down by static electricity After connecting the flexible P C B of the optical pickup to the connector of main P C B remove the solder build up on the short land and confirm that is opened As shown in Fig 1 4 3 Grounding for electrostatic breakdown prevention 1 Human body gr...

Страница 7: ...r steel sheet on the area where the optical pickup is placed and ground the sheet As shown in Fig 3 Caution The static electricity of your clothes will not be grounded through the wrist strap So take care not to let your clothes touch the traverse deck optical pickup Fig 2 Fig 3 7 ...

Страница 8: ...nts For reassembly after operation checks or replacement reverse the respective procedures Special reassembly procedures are described only when required After replacing the main components optical pickup or traverse motor etc of mechanism unit block change to the adjust mode and then perform the ROM RAM auto adjustment 5 1 Checking for the P C B 5 1 1 Checking for the P C B A side 8 ...

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Страница 10: ... Check the P C B A side as shown below 5 1 2 Checking for the P C B B side 10 ...

Страница 11: ... To check the IC501 on side B of P C B refer to the table 1 and illustration below 11 ...

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Страница 13: ...5 2 Replacement for the intermediate cabinet Follow the Step 1 Step 3 of item 5 1 1 13 ...

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Страница 19: ...5 3 Replacement for the disc cover ass y Follow the Step 1 Step 3 of item 5 1 1 Follow the Step 1 Step 4 of item 5 2 19 ...

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Страница 21: ...5 4 Replacement for the traverse motor Follow the Step 1 Step 3 of item 5 1 1 21 ...

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Страница 25: ...5 5 Replacement for the optical pickup Follow the Step 1 Step 3 of item 5 1 1 Follow the Step 1 Step 5 of item 5 4 25 ...

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Страница 30: ...utments Note After replacing the main components optical pickup or traverse motor etc of mechanism unit block change to the adjust mode and then perform the ROM RAM auto adjustment 6 1 ROM RAM Disc Automatical Adjustments 30 ...

Страница 31: ...s and Main Component Replacement Procedures B Set the battery C While pressing the battery cover to connect the battery power continuously press the OPEN CLOSE switch As shown in Fig 4 D The optical pickup moves up and down and emits a laser Caution Do not look directly at the laser light source If the laser does not emit a beam follow the item of operation check in Troubleshooting Guide and check...

Страница 32: ...or OFF the main unit s HOLD switch 4 Press the remote controller s keys in between two seconds enter the adjustment mode A Press VOL button by your right thumb and press VOL button by your left thumb with keeping on pressing VOL button B Release VOL button with keeping on pressing VOL button and press button by your right thumb C Release VOL button with keeping on pressing button and press button ...

Страница 33: ...wer check T5 EFM jitter measurement T6 ADIP jitter measurement T7 Error rate measurement T8 Tilt measurement T9 PWB inspection audio test TA EEPROM check TE In the display of T1 TE shown above you must adjust T1 and T2 6 1 4 Playback only disc automatic adjustment With the T1 displayed set the test disc and press the PLAY key to active the adjustment mode During the adjustment OADJ will be display...

Страница 34: ...played follow the item of operation check in Troubleshooting Guide and check for a malfunction To exit the adjustment mode remove the battery 6 2 Checking the main unit s keys 1 Set the battery and connect the remote controller 2 Turn off the power select for OFF the main unit s HOLD switch 3 Press the remote controller s keys in between two seconds enter the adjustment mode A Press VOL button by ...

Страница 35: ...yed Note If KEY OK is not displayed check the following voltage for each key Key Test point ON OFF IC201 35 pin 0V 2 3V HOLD TPX110 2 3V 0V VOL TP307 0V 2 3V VOL TP307 0 6V 2 3V TP307 1 2V 2 3V TP307 1 7V 2 3V To exit the main unit s key check mode remove the battery Note Refer to Printed Circuit Board and Wiring Connection Diagram for the test points 7 Troubleshooting Guide 35 ...

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Страница 45: ... some errors in the voltage values depending on the internal impedance of the DC circuit tester No mark MD STOP MD play 1kHz L R 0dB Important safety notice Components identified by mark have special characteristics important for safety Furthermore special parts which have purpose of fire retardant resistors high quality sound capacitors low noise resistors etc are used When replacing any of compo...

Страница 46: ...age and signal line Positive voltage line Playback signal line 8 2 Type Illustration of IC s Transistors and Diodes 9 Schematic Diagram 10 Printed Circuit Board and Wiring Connection Diagram 11 Block Diagram 12 Terminal Function of IC s 12 1 IC1 LA9607T TFM RF AMP 46 ...

Страница 47: ...t terminal 14 LDREF I Laser control signal input terminal 15 FBAL I Focus balance control signal input terminal 16 TBAL I Tracking balance control signal input terminal 17 TOFFSET I Tracking offset control signal input terminal 18 FOFFSET I Tracking offset control signal input terminal 19 AOFFSET I ABCD offset control signal input terminal 20 SGC I AGC control signal input terminal 21 DSW0 I Disc ...

Страница 48: ...ak signal of RF signal output terminal 31 HFL O Track detection signal input terminal 32 BHC Connected to GND through capacitor 33 PHC 34 RFVEE GND terminal 35 EQ0 O RF equalizer output terminal 36 EQI I RF equalizer input terminal 37 RFO O RF signal output terminal 38 RFVCC I Power supply input terminal 39 ADIPCR O ADIP carrier signal output terminal 40 3TSW I 3T 11T monitor terminal select switc...

Страница 49: ...ted to power supply through resistor 2 ISET I Bias resistor terminal of VCEC voltage charge pump Connected to power supply through resistor 3 VCVDD I Power supply terminal for VCEC 4 PDO O VCEC voltage charge pump output terminal Connected to GND through resistor and capacitor 5 TEST3 I Intput terminal for test Connected to power supply 6 TEST2 I Input terminal for test Connected to power supply 7...

Страница 50: ...put terminal 20 TE I Tracking error signal input terminal 21 FE I Focus error signal input terminal 22 VC I 1 2 VCC reference voltage input terminal 23 AVDD1 I Power supply terminal 24 MAD9 O Adress output terminal to DRAM Not used open 25 DSW1 O Disc mode setting output terminal H track is pit low L high reflection rate disc 26 MAD8 O Adress output terminal to DRAM Not used open 27 DSW0 O Disc mo...

Страница 51: ...6 TBAL O Tracking balance control signal output terminal 37 LDREF O Laser control signal output terminal 38 FBAL O Focus balance control signal output terminal 39 VDD1 I Power supply terminal 40 VSS GND terminal 41 VDD2 I Power supply terminal 42 MAD3 O Adress output terminal to DRAM Not used open 43 SPP WMF O Spindle PWM output terminal 44 SPP WMR 45 SLP WMF O Sled PWM output terminal 46 MAD2 O A...

Страница 52: ...erminal 60 X IN I Crystal oscillator input teminal f 16 9344MHz 61 X OUT O Crystal oscillator output teminal f 16 9344MHz 62 VSS GND terminal 63 VDD1 I Powe supply terminal 64 F16M O 16 9344MHz output terminal Not used open 65 ENH O De emphasis output terminal Not used open 66 LRCO O LR clock output terminal Not used open 67 DDATA O Not used open 68 BCO O Bit clock output terminal Not used open 69...

Страница 53: ...t terminal Not used open 81 MD1 I O Data in output terminal to DRAM Not used open 82 FG I Speed pulse input terminal 83 CL I CPU interface data clock input terminal 84 CE I CPU interface chip enable signal input terminal 85 MD0 I O Data in output terminal to DRAM Not used open 86 DI I CPU interface data clock input terminal 87 VDD1 I Power supply terminal 88 DO O CPU interface data output terminal...

Страница 54: ...VCVSS GND terminal 12 3 IC201 MN101C28DAD1 SYSTEM CONTROL Pin No Mark I O Division Function 1 VREF Reference voltage input terminal Connected to GND 2 AN0 Not used connected to GND through resistor 3 BATT I Battery voltage detect terminal 4 KEY IN I Key input terminal 5 AN3 I Area select termianl Connected to power supply through resistor 6 REM KEY I Remocon key input terminal 7 DOCTOR I Check mod...

Страница 55: ...put terminal 19 LINK IN I Link serial communication clock signal input terminal 20 Not used open 21 SSDW O CPU interface data output terminal 22 SSDR I CPU interface data input terminal 23 SSCLK O CPU interface data clock output terminal 24 BUZZER O Buzzer control output terminal 25 RST I Reset signal input terminal 26 SELAD O CPU interface chip enable output terminal 27 Not used open 28 SE TR O B...

Страница 56: ...nal 41 RESETB O System reset output terminal 42 Not used open 43 44 UO O Stepping motor control output terminal 45 VO 46 WO 47 UI I Stepping motor control input terminal 48 VI 49 WI 50 LDON O Laser on output terminal L laser ON 51 Not used open 52 EEPDATA0 O EEP ROM data output terminal 53 EEPCK O EEP ROM clock output terminal 54 EEPCS O EEP ROM chip select output terminal 55 EEPDATAI I EEP ROM da...

Страница 57: ...utput terminal H adjustment Not used open 65 68 Not used open 69 3TSW O 3T 11T monitor select switch output terminal 70 RAGCSW O RF AGC ON OFF select switch output terminal 71 SHOCK I Shock det input terminal 72 78 Not used open 79 ELON O EL display control output terminal L EL on 80 P CONT O Power control output terminal 12 4 IC301 BD6605KVT FOCUS TRACKING COIL TRAVERSE MOTOR DRIVE SPINDLE MOTOR ...

Страница 58: ...r supply terminal 10 SLUOUT O Stepping motor U output terminal 11 SLPG1 GND terminal 12 SLVOUT O Stepping motor V output terminal 13 SLVM2 I Power supply terminal 14 SLWOUT O Stepping motor W output terminal 15 SLPG2 GND terminal 16 SLCOM I Step motor coil center input terminal 17 BEMFW O Step detect comparater W output terminal 18 BEMFV O Step detect comparater V output terminal 19 BEMFU O Step d...

Страница 59: ...rd input terminal 36 IN 1R I H bridge 1 reverse input terminal 37 IN 1F I H bridge 1 forward input terminal 38 H2 PG2 GND terminal 39 H2 R OUT O H bridge 2 reverse output terminal 40 H2 VM I Power supply terminal 41 H2 F OUT O H bridge 2 forward output terminal 42 H2PG1 GND terminal 43 H1 PG2 GND terminal 44 H1 R OUT O H bridge 1 reverse output terminal 45 H1 VM I Power supply terminal 46 H1 F OUT...

Страница 60: ...on detect comparater V input terminal 13 Supply of Rechargeable Battery Ass y as Replacement Parts Please take note of the following points relating to Battery Carrying Case to be used for protection of Rechargeable Battery Ass y from shorting Replacement Parts Rechargeable Battery Ass y For EB EG areas RFKFBP140HSY For GH area RP BP61GY S supplied will be provided with Battery Carrying Case RFA04...

Страница 61: ... in Fig 6 Fig 7 14 Caution in Use of Rechargeable Battery Ass y Take Rechargeable Battery Ass y out of Battery Carrying Case and use it Be sure to carry Rechargeable Battery Carrying Case If not it may either heat or ignite by shorting with a metal as shown in Fig 8 Fig 8 61 ...

Страница 62: ...nheit ausgetauscht werden Capacity values are in microfarads uF unless specified otherwise P Pico farads pF F Farads F Resistance values are in ohms unless specified otherwise 1K 1 000 OHM 1M 1 000K OHM The marking RTL indicates that the Retention Time is limited for this item After the discontinuation of this assembly in production the item will continue to be available for a specific period of t...

Страница 63: ...3 TRAVERSE UNIT 1 10 6A BQL1A1CWD2 TRAVERSE MOTOR 1 10 6B RHD14074 SCREW 1 10 6C RJC99038 R BATT TERMINAL 1 10 6D RMX0156 STOPPER RUBBER 1 10 6E XQN14 B2FC SCREW 1 10 7 RAF1620A OPTICAL PICKUP 1 10 8 RHD14005 SCREW 1 10 9 RMC0371 1 SPRING 1 11 RHD14067 SCREW 5 12 RJC99039 R BATT TERMINAL 1 13 RJR0195 BATTERY SHAFT 1 A1 RFKFBP140HSY RECHARGEABLE BATT ASS Y 1 EB EG A1 RP BP61GY S RECHARGEABLE BATT A...

Страница 64: ...Q 10V 0 1U 2 C115 ECUE1C103KBQ 16V 0 01U 1 C119 23 ECUENA104KBQ 10V 0 1U 5 C124 25 ECUE1C103KBQ 16V 0 01U 2 C127 ECUE1C223KBQ 16V 0 022U 1 C128 ECUENA104KBQ 10V 0 1U 1 C129 ECUENC333KBQ 16V 0 033U 1 C138 ECUENA104KBQ 10V 0 1U 1 C201 ECUE1C103KBQ 16V 0 01U 1 C202 ECUE1H101KBQ 50V 100P 1 C203 RCST0GZ106RG 4V 10U 1 C204 ECUENA104KBQ 10V 0 1U 1 C206 ECUE1H101KBQ 50V 100P 1 C210 ECUE1C103KBQ 16V 0 01U ...

Страница 65: ...1C28DAD1 IC 1 IC202 AK93C45BH L IC 1 IC203 XC61AC1902MR IC 1 IC301 BD6605KVT IC 1 IC402 XC6367A231MR IC 1 IC501 NJM2171ARTE1 IC 1 JK501 RJJ36TA02 C JACK HEADPHONE 1 L201 RLQP100MT W COIL 1 L301 04 RLQP100MT W COIL 4 L305 ELJEA470KF COIL 1 L306 RLQP100MT W COIL 1 L402 RLZ0041T T COIL 1 L403 04 RLQP100MT W COIL 2 L501 RLQP100MT W COIL 1 L502 03 RLBV601V W COIL 2 P1 RPK1348 PACKING CASE 1 P2 RPF0257 ...

Страница 66: ...X 1 4W 47 1 R125 ERJ2GEJ332X 1 4W 3 3K 1 R126 ERJ2GEJ682X 1 4W 6 8K 1 R127 ERJ2GEJ333X 1 4W 33K 1 R128 ERJ2GEJ391X 1 4W 390 1 R130 ERJ2GEJ562X 1 4W 5 6K 1 R131 ERJ2GEJ332X 1 4W 3 3K 1 R201 EXB24V103JX 1 16W 10K 1 R202 ERJ2GEJ332X 1 4W 3 3K 1 R203 ERJ2GEJ221X 1 4W 220 1 R204 ERJ2GEJ332X 1 4W 3 3K 1 R205 ERJ2GEJ682X 1 4W 6 8K 1 R206 ERJ2GEJ223X 1 4W 22K 1 R207 ERJ2GEJ471X 1 4W 470 1 R208 EXB28V224JX...

Страница 67: ...EYJ103Z 1 16W 10K S201 02 RSG0038 P SW VOLUME 2 S203 04 EVQPUL02K SW SKIP 2 S206 EVQPUL02K SW PLAY STOP 1 S207 RSH1A036 A SW COVER OPEN DET 1 S208 RSS2A010 1A SW HOLD 1 X101 EFJC1695G3A OSCILLATOR 1 X201 RSXY6M00M04T OSCILLATOR 1 Z401 RJH9212 1 CONNECTOR TERMINAL 1 15 2 Cabinet Parts Location 15 3 Packaging Printed in Japan H000105800 KA HH 1 2000 Matsushita Electric Industrial Co Ltd All rights r...

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