Toshiba RD-KX50SU Service Manual Download | Manualshive

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4. CIRCUIT DIAGRAMS

4-1. Power Supply Circuit Diagram

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Summary of Contents for RD-KX50SU

Page 1: ...HDD DVD VIDEO RECORDER SERVICE MANUAL FILE NO 810 200463 RD XS52SU RD XS52SC RD KX50SU DIGITAL VIDEO ...

Page 2: ...e mat soldering iron with ground wire etc to protect the laser diode from damage by static electricity And also the LSI and IC are same as above 1MW Ground conductive wrist strap for body Soldering iron with ground wire or ceramic type Conductive mat The ground resistance between the ground line and the ground is less than 10W LASER BEAM CAUTION LABEL When the power supply is being turned on you m...

Page 3: ...xists the fault must be located and corrected Repeat the above test with the DVD VIDEO RECORDER power plug reversed NEVER RETURN A DVD VIDEO RECORDER TO THE CUSTOMER WITHOUT TAKING NECESSARY CORRECTIVE ACTION READING SHOULD NOT EXCEED 0 3V The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of uninsulated dangerous voltage within t...

Page 4: ... Circuit Diagram 4 4 4 Video Circuit Diagram 4 5 HDMI Output Circuit Diagram 5 PC BOARDS 5 1 Front Jack PC Board 5 2 Front L PC Board 5 3 Front R PC Board 5 4 Digital PC Board 5 5 Mother PC Board 5 6 HDIM Output PC Board CONTENTS SECTION 1 GENERAL DESCRIPTIONS 1 OPERATING INSTRUCTIONS 1 Replacement of Mechanical Parts 1 1 Cabinet Replacement 1 1 1 Top Cover 1 1 2 HDD 1 1 3 Front Panel 1 1 4 RAM Di...

Page 5: ...SECTION 1 GENERAL DESCRIPTIONS 1 OPERATING INSTRUCTIONS Please refer to the owner s manual about the contents SECTION 1 GENERAL DESCRIPTIONS ...

Page 6: ...arts Fig 1 2 1 2 2 Location of PC Boards Fig 1 2 2 ZG45 FAN RAM1 RAM DRIVE HDD1 HDD UNIT EU05 Mother PC board EU02 Power PC board EU01 Digital PC board EU23 HDMI Output PC board EU03A Front R PC board EU03B Front L PC board EU55 Front Jack PC board ...

Page 7: ...tic electricity and may easily damaged so do not forget to ground as required Many screws are used inside the unit To prevent the screws from missing or dropping etc always use a magnetized screwdriver in servicing Several kinds of screws are used and some of them need special cautions That is take care of the tapping screws securing molded parts and fine pitch screws used to secure metal parts If...

Page 8: ... connector 4 4 Remove four screws 5 then remove the dampers 7 and HDD 8 Note After replacing attach the tape 1 to its original position Fig 2 1 2 Dampers 7 Dampers 7 Damper 7 Damper 7 HDD 8 Tapes 1 Screws 5 Screws 5 Screws 2 Flexible cable 3 Flexible cable 3 Connector 4 Connector HDD bracket 6 Claw ...

Page 9: ...e connector 4 and flexible cable 5 then remove the front panel 6 Fig 2 1 3 1 1 4 RAM Drive 1 Remove the front panel Refer to item 1 1 3 2 Remove three screws 1 3 Disconnect the flexible cable 2 and the connector 3 4 Remove the RAM drive 4 Fig 2 1 4 Flexible cable 2 Flexible cable 5 Connector 4 Connector 1 Screws 3 Front panel 6 Claws Claw Claw Flexible cable 2 Connector 3 Screws 1 RAM drive 4 ...

Page 10: ... then remove the rear panel 3 3 Remove four screws 4 and the fan 5 Fig 2 1 5 1 1 6 Fan 1 Remove the connector 1 2 Remove four screws 2 then remove thefan 3 Fig 2 1 6 Screws 1 Screws 2 Screws 4 Rear panel 3 Fan 5 Hexagonal nut Claw Claw Screws 2 Connector 1 Fan 3 Hexagonal nut ...

Page 11: ...cables 1 and the connector 2 3 Remove six screws 3 and the digital PC board 4 Note The Digital PC Board 4 is connected to the Mother PC board 5 by a connector 6 Take notice when removing Fig 2 1 7 Connector 2 Connector 6 Screws 3 Digital PC board 4 Connectors 6 Flexible cable 1 Flexible cables 1 Mother PC board 5 ...

Page 12: ...move three screws 3 and the screw 4 then remove the HDMI assembly 3 Remove the bottom case 5 4 Remove the top case 6 5 Remove four screws 7 Remove the HDMI Output PC board 8 Fig 2 1 8 HDMI OUTPUT PC board 8 Top case 6 Bottom case 5 Connector 2 Screw 4 Screws 3 Screws 7 Flexible cable 1 ...

Page 13: ... to item 1 2 1 6 Remove the HDMI assembly Refer to item 1 2 2 7 Disconnect the flexible cable 1 and two connectors 2 8 Remove five screws 3 and the metal guide 4 9 Remove the screw 5 and five screws 6 then remove the mother PC board 7 Note Screw 5 and Screws 6 are different from each other so take notice when assembling Fig 2 1 9 Screws 3 Screw 5 Screws 6 Screw 3 Connectors 2 Flexible cable 1 Meta...

Page 14: ...Disconnect three connectors 1 and two connectors 2 3 Remove six screws 3 and the power PC board 4 Fig 2 1 10 1 2 5 Front R Front L Front Jack PC Board 1 Remove the front panel Refer to item 1 1 3 2 Remove four screws 1 then remove the stay 2 3 Remove seven screws 3 then remove the front R PC board 4 4 Remove four screws 5 then remove the front L PC board 6 5 Remove four screws 7 then remove the fr...

Page 15: ...eturn the wiring to its original state by using the below diagram as a reference W053 W054 Mother PC board FAN Power PC board HDMI PC board W100 W058 W502 W004 HDD W005 Digital PC board W051 W009 RAM drive Front panel Tape Flexible cable W009 W059 W008 Fig 2 2 1 ...

Page 16: ...c and film capacitors of which capacitance are more than 10 pF None 5 or more B 0 1 C 0 25 D 0 5 F 1 G 2 2 Ceramic plastic and film capacitors of which capacitance are 10 pF or less None more than 5 pF B 0 1 pF C 0 25 pF 3 Electrolytic Trimmer Tolerance is not described Temperature characteristic None SL Ceramic capacitor For others temperature characteristics are described For capacitors of 0 01 ...

Page 17: ...forms for CD DVD and RF shown in the circuit diagrams are obtained when a test disc is played back All voltage values except the waveforms are expressed in DC and measured by a digital voltmeter 1 6 Others The parts indicated with NC or KETU etc are not used in the circuits of this model Eg 4 Eg 5 Fig 3 1 4 Fig 3 1 5 Type name 10m Type Tolerance ...

Page 18: ...ocessing be sure to include the model number and description ABBREVIATIONS 1 Integrated Circuit IC 2 Capacitor Cap Capacitance Tolerance for Nominal Capacitance more than 10pF P 100 0 Symbol Tolerance B 0 1 C 0 25 D 0 5 F 1 G 2 J 5 K 10 M 20 N 30 V 20 10 W 100 10 U 75 10 Q 30 10 T 50 10 Symbol Tolerance X 40 20 Y 150 10 Z 80 20 Ex 10µF J 10µF 5 Symbol Tolerance pF B 0 1 C 0 25 D 0 5 F 1 G 2 Ex 10p...

Page 19: ...4 EXPLODED VIEWS 4 1 Packing Assembly Fig 4 4 1 ZF01 ZF35 ZF37 Note The shape of the packing material is sometimes different ZF10 ZF11 ZF12 ZF13 ...

Page 20: ...4 2 Chassis Assembly Fig 4 4 2 EU05 EU01 EU02 EU03A EU03B ZG01 EU55 ZG20 ZG50 ZG50 ZG45 EU23 P801 W059 W059 W051 W053 W058 W054 W004 W004 W058 W053 RAM1 HDD1 W059A A A F G G E E F B B C D D C ...

Page 21: ...9A P000401270 Conv Unit ATAPI FFCFFC RDXS41E ZF01 P000416560 Remote Control Unit SE R0161 ZF10 P000411650 Owners Manual English OP XS52E ZF10 P000411680 Owners Manual French OP XS52F XS52SC ZF11 P000411640 Owners Manual English ST XS52E ZF11 P000411670 Owners Manual French ST XS52F XS52SC ZF12 P000411660 Manual Quick English Q XS52E ZF13 P000411690 Manual Quick Spanish Q XS52S XS52SU KX50SU ZF35 P...

Page 22: ...stor Chip RN1401 DIODES D120 P000416660 Diode LED EL 3105 1UYOC S530 A3 LOCATION NUMBER PART NUMBER DESCRIPTION D121 79060033 Diode LED D122 P000416680 Diode LED EL 264 7SYGC S530 E3 D125 79060091 Diode LED LED MVL 354B T MISCELLANEOUS S115 P000391050 Switch Tact S117 P000391050 Switch Tact S118 P000391050 Switch Tact S119 P000391050 Switch Tact S120 P000391050 Switch Tact S121 P000391050 Switch T...

Page 23: ...600 Varistor AVRL101A1R1NT VTD07 P000416600 Varistor AVRL101A1R1NT VTD08 P000416600 Varistor AVRL101A1R1NT EU55 P000416930 PC Board Assy Front Jack MISCELLANEOUS J170 P000387300 Jack DV J171 P000402780 Jack 3P 1Y C LOCATION NUMBER PART NUMBER DESCRIPTION LOCATION NUMBER PART NUMBER DESCRIPTION ...

Page 24: ... x 3 systems 2 at rear 1 in front 1 0Vp p 75W Sync signal negative Pin jack x 1 systems 1 at rear Y 1 0Vp p 75W Sync signal negative Mini DIN4 Pin x 3 systems C 0 286Vp p 75W 2 at rear 1 in front Y 1 0Vp p 75W Sync signal negative Mini DIN4 Pin x 1 systems C 0 286Vp p 75W 1 at rear Y output green 1 0Vp p 75W Sync signal negative Pin jack x 1 system PB PR output blue red 0 7Vp p 75W Pin jack x 1 sy...

Page 25: ...TOSHIBA CORPORATION 1 1 SHIBAURA 1 CHOME MINATO KU TOKYO 105 8001 JAPAN ...

Page 26: ...HDD DVD VIDEO RECORDER CIRCUIT DIAGRAMS FILE NO 810 200463 RD XS52SU RD XS52SC RD KX50SU DIGITAL VIDEO ...

Page 27: ... OFF GND B B GND ON OFF 1 5V ON OFF 3 3V GND FAN_CNT POWER ON0 POWER ON1 ON OFF 5V CN702 Eject_SW Power_SW LED_Scan2 Power_LED CN102 REMOTE GND REMOTE Power_LED DD13 GND Driver_Out GND LED_Out0 GND Driver_CS B B GND Power_SW ON OFF 9V GND B B GND EVER6V GND EVER6V GND VKK 28V GND CN101 FL 12V GND GND 5V FL GND CN105 GND FL_5V EVER_5V Vkk A_DMREQ A_DD2 A_DD13 A_DRESET GND A_DD7 CN307 B_DD8 B_DD6 CN...

Page 28: ... 1394 PHY HDMI Transmitter SiI 9030 Audio D A Converter PCM1751 Resolution Expander PD0280B Audio AD Converter PCM1851PJT Audio Multi Decorder CXA2064M 64kbit EEPROM 32Mbit FLASH ROM OUT_1 OUT VHF UHF FL_Driver DT6315 Timer CPU uPD784225Y 4 0MHz OSC 27MHz MPN5224 C_Video in S in IN_3 IN_1 IN_2 INPUT Line Selector Audio in L R C_Video in S in S in C_Video in Audio in L R Audio in L R Type RD DKL007...

Page 29: ...10 1 3 4 A B C D E G 2 5 6 7 8 9 F Fig 3 4 1 4 CIRCUIT DIAGRAMS 4 1 Power Supply Circuit Diagram ...

Page 30: ...1 3 4 A B C D E G 2 5 F 4 2 Front Circuit Diagram 4 2 1 Front Jack Circuit Diagram Fig 3 4 2 ...

Page 31: ...10 1 3 4 A B C D E G 2 5 6 7 8 9 F Fig 3 4 3 4 2 2 Front Circuit Diagram L R ...

Page 32: ...Fig 3 4 4 4 3 Digital Circuit Diagram 4 3 1 Digital 1 Circuit Diagram ...

Page 33: ...4 3 Digital Circuit Diagram 4 3 1 Digital 1 Circuit Diagram ...

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Page 40: ...Fig 3 4 4 ...

Page 41: ...10 1 3 4 A B C D E G 2 5 6 7 8 9 F Fig 3 4 5 4 4 Mother Circuit Diagram 4 4 1 Tuner Circuit Diagram ...

Page 42: ...10 1 3 4 A B C D E G 2 5 6 7 8 9 F 4 4 2 Timer Circuit Diagram Fig 3 4 6 ...

Page 43: ...10 1 3 4 A B C D E G 2 5 6 7 8 9 F 4 4 3 Audio Circuit Diagram Fig 3 4 7 Position extremely close to CNW01 Position extremely close to CNW01 ...

Page 44: ...10 1 3 4 A B C D E G 2 5 6 7 8 9 F 4 4 4 Video Circuit Diagram Fig 3 4 8 ...

Page 45: ...10 1 3 4 A B C D E G 2 5 6 7 8 9 F Fig 3 4 9 4 5 HDMI Output Circuit Diagram ...

Page 46: ... BOARDS 5 1 Front Jack PC Board 5 2 Front L PC Board Fig 3 5 1 EU55 Front Jack PC Broad Top side Fig 3 5 2 EU55 Front Jack PC Broad Bottom side Fig 3 5 3 EU03B Front L PC Broad Top side Fig 3 5 4 EU03B Front L PC Broad Bottom side ...

Page 47: ...10 1 3 4 A B C D E G 2 5 6 7 8 9 F 5 3 Front R PC Board Fig 3 5 5 EU03A Front R PC Broad Top side Fig 3 5 6 EU03A Front R PC Broad Bottom side ...

Page 48: ...87 R489 R491 R492 R495 R496 R497 R498 R505 R507 R600 R601 R603 R611 RM302RM303 RM306 RM307 RM308 RM313 RM315 RM316 RM317 RM318 RM320 RM321 RM322 RM323 RM324 RM325 RM326 RM327 RM328 RM331 RM332 RM333 RM336 RM339 RM340 RM342 RM343 RM344 RM345 RM346 RM347 RM348 RM349 RM352RM353 X201 X301 X303 X600 1 2 3 4 A B C C202 C203 C204 C205 C206 C207 C208 C209 C210 C213 C214 C215 C216 C217 C218 C305 C306 C307 ...

Page 49: ...71 JP172 JP173 JP174 JP175 JP176 JP177 JP178 JP179 JP180 JP181 JP182 JP183 JP184 JP185 JP186 JP187 JP188 JP189 JP190 JP191 JP192 JP193 JP195 JP196 JP197 JP198 JP199 JP200 JP201 JP202 JP203 JP204 JP205 JP206 JP207 JP208 JP209 JP210 JP211 JP212 JP213 JP214 JP215 JP216 JP217 JP218 JP219 JP220 JP221 JP222 JP223 JP224 JP225 JP226 JP227 JP229 JP231 JP232 JP233 JP234 JP236 JP237 JP238 JP239 JP240 JP241 J...

Page 50: ...EX31 EX32 EX33 EX34 EX35 EX36 EX37 EX38 EX62 EX63 EX64 EX65 EX98 EX99 IC700 IC701 IC702 IC901 IC902 IC904 ICA01 ICA03 ICB01 ICB10 ICW01 ICX01 ICX04 ICX31 ICX32 L701 L704 L705 L706 L707 L901 L902 L903 L904 L905 L906 LA03 LA08 LA09 LA11 LB02 LB03 LB12 Q700 Q701 Q903 Q904 Q905 Q906 Q908 QB08 QW02 QW03 QW04 QX06 QX09 QX31 QX32 R701 R702 R703 R705 R706 R709 R733 R737 R752 R765 R766 R771 R774 R775 R776 ...

Page 51: ...CD51 CD52 CD53 CD58 CD59 CD60 CND01 CND02 CND03 DD01 DD02 DD03 ED26 ED27 FLD01 FLD02 FLD03 FLD04 ICD01 ICD02 ICD03 ICD04 ICD05 ICD06 LD01 LD02 LD03 LD04 LD05 RD01 RD02 RD03 RD04 RD08 RD09 RD10 RD13 RD15 RD16 RD17 RD18 RD21 RD22 RD23 RD24 RD25 RD26 RD27 RD28 RMD01 RMD02 RMD03 RMD04 CD30 CD31 CD47 CD48 CD54 CD55 CD56 CD57 CD62 ED01 ED02 ED03 ED04 ED05 ED06 ED07 ED08 ED09 ED10 ED11 ED12 ED13 ED14 ED1...

Page 52: ...TOSHIBA CORPORATION 1 1 SHIBAURA 1 CHOME MINATO KU TOKYO 105 8001 JAPAN ...

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