Toshiba RD-85DTSB, Service Manual

Page 1: ...IGITAL VIDEO Theabovemodelsareclassifiedasgreenproducts 1 asindicatedbytheunderlinedserialnumbers ThisServiceManualdescribesreplacementpartsforthegreenproducts Whenrepairingthesegreen product s use the part s described in this manual and lead free solder 2 For 1 and 2 see the next page ...

Page 2: ...ement of parts is not only confined to manufacture The same green parts used in manufacture must also be used as replacement parts 2 LEAD FREE SOLDER This product is manufactured using lead free solder as a part of a movement within the consumer products industry at large to be environmentally responsible Lead free solder must be used in the servicing and repair of this product WARNING This produc...

Page 3: ... and IC are same as above 9 9 LASER BEAM CAUTION LABEL When the power supply is being turned on you may not remove this laser cautions label If it removes radiation of a laser may be received Manufactured under license from Dolby Laboratories Dolby and the double D symbol are trademarks of Dolby Laboratories DTS and DTS Digital Out are trademarks of Digital Theater Systems Inc Manufactured under l...

Page 4: ...ner Module Circuit Diagram 2 4 5 3 Digital Tuner Module Circuit Diagram 3 4 5 4 Digital Tuner Module Circuit Diagram 4 4 5 5 Digital Tuner Module Circuit Diagram 5 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 CONTENTS SECTION 1 GENERAL DESCRIPTIONS 1 OPERATING INSTRUCTIONS 1 REPLACEMENT OF MECHANICAL PARTS 1 1 Cabinet Replac...

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 DTV1 Digital Tuner Module EU01 Digital PC Board EU02 Power PC Board EU03A Front R PC Board EU03B Front L PC Board EU03C Front Jack PC Board ...

Page 7: ... 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 they are used improperly the screw holes will be easily damaged and the parts can not be fixed 1 REPLACEMENT OF MECHANICAL PARTS 1 1 Cabinet...

Page 8: ...cable 3 and the connector 4 5 Remove four screws 5 then remove the damper 7 and HDD 8 from the bracket 6 Note Attach the tapes 1 as they were after the HDD is replaced Fig 2 1 2 Connector 4 Screws 5 Screws 5 Bracket 6 Damper 7 HDD 8 Flexible cable 3 Damper 7 Screws 2 Tape 1 Connector Claw Flexible cable 3 Damper 7 Damper 7 ...

Page 9: ... 1 2 3 Remove two tapes 1 4 Disconnect the connector 2 and two flexible cables 3 5 Remove the screw 4 four claws then remove the front panel 5 Note Attach the tape 1 as it was after the front panel is replaced Fig 2 1 3 Connector 2 Flexible cables 3 Front panel 5 Claws Claw Claw Screw 4 Tape 1 ...

Page 10: ...Tuner Module Refer to item 1 2 1 5 Remove two tapes 1 6 Remove six screws 2 then remove the RAM drive 3 7 Disconnect the flexible cable 4 and the connector 5 8 Remove the shield cover 6 from the RAM drive 3 Note Attach the tapes 1 as they were after the RAM drive is replaced Fig 2 1 4 Connector 5 Shield cover 6 Tape 1 Tape 1 Screws 2 RAM drive 3 Flexible cable 4 ...

Page 11: ...ove the tape 3 6 Remove two screws 4 then remove the fan 5 7 Remove two screws 6 then remove the coaxial cable 7 Fig 2 1 5 1 1 6 Fan 1 Remove the top cover Refer to item 1 1 1 2 Disconnect the connector 1 3 Remove the tape 2 4 Remove two screws 3 then remove the fan 4 Screw 1 Screw 1 Screw 6 Screws 4 Screws 1 Fan 5 Tape 3 Coaxial cable 7 Rear panel 2 Claw Claw Screws 3 Hexagonal nuts Fan 4 Connect...

Page 12: ...r Refer to item 1 1 1 2 Remove two tapes 1 3 Disconnect four connectors 2 4 Disconnect the two coaxial cables 3 5 Remove three screws 4 then remove the Digital Tuner Module 5 Fig 2 1 7 Screws 4 Connector 2 Connector 2 Connector 2 Digital Tuner Module 5 Coaxial cable 3 Tape 1 ...

Page 13: ... 5 Disconnect the connector 3 6 Remove three screws 4 then remove the Digital PC board 5 Note Be careful when removing the Digital PC board as it is connected to the Mother PC board 6 with the three connectors 7 Fig 2 1 8 Screws 4 Digital PC board 5 Flexible cables 2 Mother PC board 6 Connector 3 Connector 7 Connector Claw Flexible cable 2 Tape 1 Connector Claw Flexible cable 2 ...

Page 14: ...emove the rear panel Refer to item 1 1 5 4 Remove the Digital Tuner Module Refer to item 1 2 1 5 Remove the Digital PC board Refer to item 1 2 2 6 Disconnect the connector 1 7 Remove six screws 2 8 Draw the Mother PC board 3 backward direction of arrow to remove it Fig 2 1 9 Screws 2 Connector 1 Mother PC board 3 ...

Page 15: ...em 1 1 2 3 Remove the front panel Refer to item 1 1 3 4 Remove the Digital Tuner Module Refer to item 1 2 1 5 Remove the RAM drive Refer to item 1 1 4 6 Disconnect the connector 1 and four connectors 2 7 Remove the screw 4 then remove the rear panel 3 8 Remove four screws 5 then remove the Power PC board 6 Fig 2 1 10 Screw 4 Power PC board 6 Rear panel 3 Screws 5 Connectors 2 Connector 1 Connector...

Page 16: ...o item 1 1 3 4 Remove four screws 1 then remove the stay 2 5 Remove three screws 3 then remove the Front R PC board 4 6 Remove two screws 5 then remove the Front Jack PC board 6 7 Remove four screws 7 then remove the Front L PC board 8 Fig 2 1 11 Screws 7 Screws 3 Screws 5 Front L PC board 8 Front R PC board 4 Front panel Front Jack PC board 6 Screws 1 Stay 2 ...

Page 17: ...rn the wiring to its original state by using the below diagram as a reference Fig 2 2 1 Flexible cable Tape Front Panel HDD RAM Drive W102 W104 W101 Power PC Board Mother PC Board Digital PC Board W006 W007 FAN W108 W112 W113 W111 W202 W203 W118 Digital Tuner Module ...

Page 18: ...Fig 3 5 10 EU05 Mother PC Board Bottom side 1 2 3 4 5 6 A B C D E F G ...

Page 19: ... processing be sure to include the model number and description ABBREVIATIONS Integrated Circuit IC 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 10pF...

Page 20: ...1 EXPLODED VIEWS 1 1 Packing Assembly Fig 4 4 1 Z002 Z001 Z031 Z032 Z033 ...

Page 21: ...1 2 Chassis Assembly Fig 4 4 2 EU01 W007 EU05 DTV1 EU02 EU03A EU03B EU03C ZG01 W006 W007 ZG50 W202 RAM1 HDD1 ZG45 Z001 ZG20 W203 ...

Page 22: ...40 DIG HDD W202 P000470160 CABLE WIRE 4P L370 POW HDD W203 P000470170 CABLE WIRE 6P L320 POW RAM Z001 79088034 CORD POWER UK Z002 P000470190 Remote Control Unit SE R0222 Z031 P000470200 OWNERS MANUAL ST ENGLISH Z032 P000470210 OWNERS MANUAL OP ENGLISH Z033 P000470220 OWNERS MANUAL QUICK ENGLISH ZG01 P000470180 PANEL ASSY FRONT SILVER ZG20 P000463180 COVER TOP BLACK ZG45 P000401260 Fan DC 5025LL12S...

Page 23: ...N MT101 P000470070 Module IR GP1UM271XK0F EU03B P000470120 PC BOARD ASSY FRONT L D110 P000446270 Diode 1SS226 TE85L F D111 P000446270 Diode 1SS226 TE85L F D112 P000470030 Diode LED EL 3105 1SDRT S530 A3 RED D113 P000470020 Diode LED EL 3105 1GVT S530 E3 GREEN D115 P000446280 Diode LED EL 3105 1UBT S1142 BLUE D116 P000470020 Diode LED EL 3105 1GVT S530 E3 GREEN D181 79060033 Diode LED SPR 325MVWT31...

Page 24: ...Y QW11 P000446230 Transistor 2SA1162 Y IC701 P000391180 IC PST3222 IC702 P000470040 IC CD74HCT125M96 IC901 P000440480 IC PCM1755DBQR IC902 P000440510 IC RC4580IPWR IC906 79040397 IC MM1575ANRE ICX01 P000470060 IC LV7107M MPB E ICX03 P000405080 IC XC6209B502MR ICX04 P000395150 IC MM1565AFBE JX01 P000435170 JACK LAP5100 1001F JX02 P000434970 RGB CONNECTOR MRC 021V 29 JX03 P000434970 RGB CONNECTOR MR...

Page 25: ...onnected to PC RS232C B Side 85DT TB The cable of DTV is inserted in 85 DT TB 2 DTV FW dvd_recorder_toshiba_uk_hex_revert_slot1 img dvd_recorder_toshiba_uk_hex_revert_slot2 img Note1 dvd_recorder_toshiba_uk_hex_slot1 img dvd_recorder_toshiba_uk_hex_slot2 img Note1 When new FW is sent this file may not exist ...

Page 26: ...t a connection name Name Ex 85DT And please choose an icon Press OK 2 3 Connect to dialog is displayed Please choose the port which the cable has connected Press OK Ex You have to specify COM3 when you connect a cable to COM3 2 4 Com3 Properties dialog is displayed Please set up as follows And Press OK Bit per second 115200 Data bits 8 Parity None Stop bit 1 Flow Control None ...

Page 27: ... displayed Please set a protocol as Xmodem Transmission of FW file should go as follows 2 7 Press Send 2 8 Xmodem file Send for 85DT dialog is displayed The power supply of RD is turned on 2 9 Communication starts Please wait to complete transmission Please wait for progress to become 100 ...

Page 28: ...RD is turned off Renewal of file A was completed now A dvd_recorder_toshiba_uk_hex_revert_slot1 img 2 12 When you update another file please repeat from 2 5 Please use a hyper terminal as it is 2 13 This setup is saved at the time of a hyper terminal end and shortcut is created Next it can perform from 2 5 ...

Page 29: ... Menu 4 Software Upgrade MENU is chosen press the OK Enter key 5 Software Upgrade dialog is displayed 6 Press Right _key or Left Key SLOT1 and SLOT2 are displayed by turns Case 2 Special Command The version of Main FW can be confirmed by the next operation 1 TV Viewing 2 Press ZOOM_Key ZOOM screen indication 3 Press 1Key and Press 9Key and Press 5Key 4 Press ZOOM_Key ZOOM screen indication Main FW...

Page 30: ...signal negative C 0 286Vp p 75Ω 1 at rear Mini DIN4 pin x 1 system SCART socket x 1 at rear Y output green 1 0Vp p 75Ω Sync signal negative Pin jack x 1 system PB PR output blue red 0 7Vp p 75Ω Pin jack x 1 system each R 0 7Vp p 75Ω G 0 7Vp p 75Ω B 0 7Vp p 75Ω SCART socket x 1 at rear AV1 only 2 0V rms 22kΩ or above pin jack L R x 1 system 1 in front SCART socket x 2 at rear 2 0V rms 1kΩ or below ...

Page 31: ...1 1 SHIBAURA 1 CHOME MINATO KU TOKYO 105 8001 JAPAN ...