SERVICE MANUAL DVD DIGITAL CINEMA SYSTEM MB365 2005 TH-S55,TH-S66 Area suffix B ------------------------------ U.K. E ---------- Continental Europe EN ----------- Northern Europe EV ------------- Eastern Europe EE -------- Russian Federation (SP-PWS66) (SP-THS66F) (SP-THS66C) (SP-THS66F) (SP-THS66S) (SP-THS55C) (SP-THS55F) (SP-THS55S) (SP-PWS55) (XV-THS55,XV-THS66) TABLE OF CONTENTS PRECAUTION.
Page 2
SPECIFICATION Center unit (XV-THS66/XV-THS55) Audio section Total Harmonic Distortion*1 0.02% Digital input*2 DIGITAL IN(OPTICAL) : -21 dBm to -15 dBm (660 nm ±30 nm) Video section Video System Horizontal Resolution 500 lines Signal-to-Noise Ratio 64 dB(Composite signal when "RGB" is selected) Composite : 1.0 V(p-p)/75 Ω...
Page 3
Satellite Speakers 5.5 cm × 2 Bass-reflex, Magnetically Shielded Front speakers (SP-THS66F) Speaker unit Power Handling Capacity 140 W 4 Ω Impedance Frequency Range 90 Hz to 20 kHz Dimensions (W × H × D) 250 mm × 1 104 mm × 250 mm Mass 2.6 kg 5.5 cm ×...
SECTION 1 PRECAUTION Safety Precautions (1) This design of this product contains special hardware and voltmeter. many circuits and components specially for safety purpos- Move the resistor connection to each exposed metal es. For continued protection, no changes should be made part, particularly any exposed metal part having a return to the original design unless authorized in writing by the path to the chassis, and measure the AC voltage across...
Page 5
1.5 Safety Precautions (U.K only) (1) This design of this product contains special hardware and many circuits and components specially for safety purposes. For con- tinued protection, no changes should be made to the original design unless authorized in writing by the manufacturer. Replace- ment parts must be identical to those used in the original circuits.
Page 6
Preventing static electricity Electrostatic discharge (ESD), which occurs when static electricity stored in the body, fabric, etc. is discharged, can destroy the laser diode in the traverse unit (optical pickup). Take care to prevent this when performing repairs. 1.6.1 Grounding to prevent damage by static electricity Static electricity in the work area can destroy the optical pickup (laser diode) in devices such as laser products.
Page 7
Important for laser products 5.CAUTION : If safety switches malfunction, the laser is able 1.CLASS 1 LASER PRODUCT to function. 2.DANGER : Invisible laser radiation when open and inter 6.CAUTION : Use of controls, adjustments or performance of lock failed or defeated. Avoid direct exposure to beam. procedures other than those specified here in may result in 3.CAUTION : There are no serviceable parts inside the hazardous radiation exposure.
SECTION 3 DISASSEMBLY Main body section 3.1.1 Removing the metal cover (See Figs.1 to 3) (1) From the both sides of the main body, remove the four screws A attaching the metal cover. (See Figs.1 and 2) (2) From the back side of the main body, remove the five screws B attaching the metal cover.
Page 10
3.1.2 Removing the front panel assembly (See Figs.4 to 7) • Prior to performing the following procedures, remove the metal cover. Earth wire Front panel assembly (1) From the top side of the main body, disconnect the parallel CN451 CN460 CN452 wires from the connector CN420...
Page 11
3.1.3 Removing the rear panel (See Fig.8) • Prior to performing the following procedures, remove the metal cover. Rear panel (1) From the back side of the main body, remove the screw E and ten screws F attaching the rear panel. Fig.8 3.1.4 Removing the Audio signal input/output board (See Figs.9 and 10)
Page 12
3.1.7 Removing the power board (See Figs.12 and 14) • Prior to performing the following procedures, remove the metal cover. Rear panel (1) From the back side of the main body, remove the screw K attaching the power board to the rear panel. (See Fig.12) (2) From the top side of the main body, disconnect the parallel wires from the connectors CN404...
Front panel assembly section • Prior to performing the following procedures, remove the metal cover and front panel assembly. 3.2.1 Removing the HP board (See Fig.1) (1) From the inside of the front panel assembly, remove the two screws A attaching the HP board. (2) Take out the HP board from the front panel assembly.
Page 14
DVD mechanism section • Remove the DVD mechanism assembly from the main body. 3.3.1 Removing the traverse mechanism assembly (See Fig.1) From the bottom side of the DVD mechanism assembly, remove DVD mechanism assembly the four screws A attaching the traverse mechanism assembly and take out the traverse mechanism assembly with the DVD Traverse mechanism assembly module board.
3.3.2 Removing the DVD module board (See Figs.2 and 3) • Remove the traverse mechanism assembly. DVD pickup (1) From the side of the traverse mechanism assembly, solder the short land sections a on the DVD pickup. (See Fig.2.) (2) From the bottom side of the traverse mechanism assem- bly, release the lock of the connector CN101 on the DVD...
3.3.3 Removing the DVD pickup (See Figs.2,4 to 6) • Remove the traverse mechanism assembly. Traverse mechanism assembly (1) From the side of the traverse mechanism assembly, solder the short land sections a on the DVD pickup. (See Fig.2.) Torsion spring (2) Release the lock of the connector on the DVD pickup in the Guide shaft direction of the arrow and disconnect the card wire.
Page 17
3.3.4 Attaching the DVD pickup Screw shaft gear (See Figs.2,4 to 7) • See "3.2.3 Removing the DVD pickup". (1) Attach the guide shaft, rack arm and rack arm spring to the DVD pickup. (See Fig.6.) (2) Align the DVD pickup to the section h of the traverse mech- anism assembly first, and set the both ends of the guide shaft of the DVD pickup in the sections f and g of the traverse mechanism assembly.
Page 18
3.3.5 Removing the feed motor (See Figs.4,8 and 9) • Remove the traverse mechanism assembly. (1) From the top side of the traverse mechanism assembly, re- move the screw C and remove the feed bracket from the sections d. (See Fig.4.) (2) Release the claw e of the thrust spring in the direction of the arrow and remove the thrust spring.
Page 19
3.3.7 Removing the DVD loading switch board (See Fig.10.) (1) From the bottom side of the DVD mechanism assembly, re- DVD loading switch board move the wires from the soldered sections n on the DVD loading switch board. Tray assembly (2) Remove the screw G attaching the DVD loading switch Wires board.
Page 20
DVD mechanism assembly Tray assembly Fig.13 Motor pulley Belt DVD mechanism assembly Fig.14 1-20 (No.MB365)
SECTION 4 ADJUSTMENT Special mode 4.1.1 Outline The contents in the special mode of operation, and the definition of a key (remote controller or main unit) 4.1.2 Special mode 1.DVD TEST MODE It goes into the TEST mode of DVD. DVD TEST mode is canceled by except DVD source, and POWER OFF.
Page 22
5.FORCED NTSC MODE It is made compulsive NTSC mode. From this, with regards to the input of NTSEL_SW, there is nothing only at the time of 1st power on, and it performs NTSC starting. (Command specification is performed to a module.) A mode clearance is performed by power off.
Page 23
DVD TEST MODE Refer to "4.2.2 Indication of FL display in the DVD test mode" as required Insert the power cord in an outlet while pressing the "POWER" and "PLAY" keys on the main unit simultaneously. It is made POWER ON in test mode, and VERSION is displayed on FL. FL indication TEST bb# TEST bb#...
Page 24
Press the "MENU" key on the remote controller. Enter to CHECK MODE FL indication FL indication Press the "1" key on the remote controller. CHECK CHECK Starting of DISC & normal play (Play from the started position) FL indication Press the "2" key on the remote controller. Existence of WOBBLE 0 : WOBBLE_NO_CHECK (Un-checking.) 1 : WOBBLE_PRESS_MEDIA (Press)
Page 25
FL indication Press the "0" key on the remote controller. MONITOR output change 1 : SRV_MONI_CIRC 2 : SRV_MONI_SERVO 3-5 : SRV_MONI_ANALOG 6-7 : SRV_MONI_DRC 8-11 : SRV_MONI_SERVO_JIG 12 : SRV_MONI_DEFAULT FL indication Press the "+10" key on the remote controller. Initialization of the contents of a backup memory Press the "STOP"...
Page 28
Victor Company of Japan, Limited AV & MULTIMEDIA COMPANY AUDIO/VIDEO SYSTEMS CATEGORY 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan (No.MB365) Printed in Japan...
Page 29
SCHEMATIC DIAGRAMS DVD DIGITAL CINEMA SYSTEM TH-S55,TH-S66 CD-ROM No.SML200504 Area suffix B ------------------------------ U.K. E ---------- Continental Europe EN ----------- Northern Europe EV ------------- Eastern Europe EE -------- Russian Federation (SP-PWS66) (SP-THS66F) (SP-THS66C) (SP-THS66F) (SP-THS66S) (SP-THS55C) (SP-THS55F) (SP-THS55S) (SP-PWS55) (XV-THS55,XV-THS66)
Page 30
In regard with component parts appearing on the silk-screen printed side (parts side) of the PWB diagrams, the parts that are printed over with black such as the resistor ( ), diode ( ) and ICP ( ) or identified by the " " mark nearby are critical for safety.
Block diagram <Main body section> <Subwoofer section> DVD servo section Audio signal input/output section Amplifier section EXADT0 to 15, EXADR16 to 20 A, B, C, D, E, F, RF+, PD(CD), PD(DVD) SW.P.ON, SETUP NEXCE, NEXOE, NEXWE IC509 DVD traverse SYSTEM C,SW LPCO1, LPCO2 FLASH ROM...
Page 32
Standard schematic diagrams <Main body section> Power supply section GVA10097-A2 T 9 0 1 C 9 5 1 1 0 0 p / 5 0 Q Q S 0 0 9 7 - 0 0 1 POWER PWB Q 9 5 1 C P 9 5 1 E P 9 0 1 2 S C 3 5 7 6 - J V C - T...
Page 33
System control section To CN441 To CN442 To CN702 (SHEET 5) (SHEET 5) (SHEET 7) To TUNER C N 4 1 2 C N 4 0 1 C N 4 1 0 Q G F 1 2 0 5 C 1 - 1 1 Q G F 1 0 3 6 C 1 - 0 7 Q G F 1 0 3 6 C 1 - 1 5 C N 4 1 1...
Page 34
Video input / output section GVA10097-A1 J 4 4 0 3 C 4 4 7 2 3 3 0 p / 5 0 C 4 4 9 1 0 . 0 1 / 5 0 Q N Z 0 6 2 5 - 0 0 1 Ver.E R 4 4 7 2 1 5 0...
Page 35
FL display section GVA10096-A1 FL PWB C 5 1 0 C 5 0 9 D I 5 0 1 Q L F 0 1 5 4 - 0 0 1 FL DISPLAY K 5 0 2 C 5 0 8 0 .
Page 36
Audio signal input / output section GVA10096-A2 AUDIO PWB R 1 1 0 1 C 2 5 0 3 4 7 0 4 . 7 / 5 0 A U X - L L-IN C 2 5 0 4 R 1 1 0 2 A U X - R R-IN 4 7 0...
Page 39
DVD loading section < M E M O > QSW1074-001 To CN408 (SHEET 2) QGF1016F3-05 SHEET 8...
Page 40
<Subwoofer section> Amplifier section I C 2 0 2 I C 2 0 1 S T K 4 1 3 - 4 3 0 * 4 M A R K V E R S I O N L 2 2 0 2 / 2 3 0 2 / 2 4 0 2 C 2 2 1 1 / 2 3 1 1 / 2 4 1 1 C 2 2 1 2 / 2 3 1 2 / 2 4 1 2 R 2 2 1 5 / 2 3 1 5 / 2 4 1 5...
Page 41
Mother section TO CN272 TO CN271 F A N M O T O R (SHEET 9) Q A R 0 3 1 8 - 0 0 1 (SHEET 9) VERSION A : AUSTRALIA US: SINGAPOLE C N 3 7 2 B : GREAT BRITAIN UB: HONG KONG Q G B 2 5 1 0 K 2 - 0 9...
Page 48
Victor Company of Japan, Limited AV & MULTIMEDIA COMPANY AUDIO/VIDEO SYSTEMS CATEGORY 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan Printed in Japan (No.MB365SCH)
Packing materials and accessories parts list (Block No.M3) 3-22 (TH-S66 B,E,EN,EV) 3-24 Packing materials and accessories parts list (Block No.M4) (TH-S66 EE) Packing materials and accessories parts list (Block No.M5) 3-26 (TH-S55 B,E,EN,EV) 3-28 Packing materials and accessories parts list (Block No.M6) (TH-S55 EE) No.MB365...
Page 50
Exploded view of general assembly and parts list Block No. Main board MIC board LED board KEY board HP board...
Page 52
General Assembly Block No. [M][1][M][M] Symbol No. Part No. Part Name Description Local GV10256-001A FRONT PANEL GV20351-001A PANEL LENS GV40592-001A FL FILTER LV40301-002A FELT SPACER (x2) GV10266-001A CONTROL BUTTON QYSDSF2608ZA TAP SCREW M2.6 x 8mm QYSDSF2608ZA TAP SCREW M2.6 x 8mm(x2) QYSDSF2608ZA TAP SCREW M2.6 x 8mm(x4)
Speaker assembly and parts list Block No. (Subwoofer) Amp. board Mother board LED board The parts without symbol number are not service.
Page 54
Speaker(Subwoofer) Block No. [M][2][M][M] Symbol No. Part No. Part Name Description Local LV10875-002A CHASSIS BASE LV30225-0T5A SPACER LV30225-0T6A SPACER LV10951-001A HEAT SINK QYSBSG3010EA TAP SCREW M3 x 10mm(x3) QYSBSG3016EA TAP SCREW M3 x 16mm(x4) QYSBSG3010EA TAP SCREW M3 x 10mm(x9) QQT0482-002 POWER TRANSF ...
DVD mechanism assembly and parts list Block No. Grease =JVG-31N FTU-MM1-1M =JVS-1003 2.4mm + 0.1mm Letter side APPLY AREA 7.0mm + 0.1mm Reverse side module board The parts without symbol number are not service.
Page 56
DVD mechanism Block No. [M][J][M][M] Symbol No. Part No. Part Name Description Local LV10984-001A S.TM CHASSIS QAR0334-002 S.MOTOR QYSPSPU1740ZA SCREW M1.7 x 4mm(x3) QAR0144-003 MOTOR VKS5557-001 F.M. GEAR QYSPSPT2025ZA SCREW M2 x 2.5mm LV35461-002A MIDDLE GEAR LV44040-001A SCREW SHAFT LV35462-001A SCREW SHAFT GEA QAL0667-001...
DVD loading base assembly and parts list Block No. FMU-MM1-1M Grease JVS-1003 JVG-450 < Back side > Backside CD loading switch board The parts without symbol number are not service.
Page 58
DVD loading base Block No. [M][N][M][M] Symbol No. Part No. Part Name Description Local LV11065-003A LOADER SUB ASSY E407140-001SS C.D ROLLER E407149-001SS RUBBER TUBE LV10979-002A TRAY LV35499-001A SHAFT GUIDE LV44022-001A SHAFT QYSSSF2008ZA TAP SCREW M2 x 8mm QYSDSF2008ZA TAP SCREW M2 x 8mm(x2) QAR0197-001 MOTOR...
Z DIODE IC951 PQ05RD21SSJH D4921 MTZJ8.2C-T2 Z DIODE D4922 1SS133-T2 SI DIODE Q511 KRC102S-X DIGI TRANSISTOR D4931 MTZJ8.2C-T2 Z DIODE Q951 2SC3576-JVC-T TRANSISTOR D4932 1SS133-T2 SI DIODE Q952 KRA104S-X DIGI TRANSISTOR D4961 MTZJ4.7A-T2 Z DIODE Q953 KTA1267/YG/-T TRANSISTOR D4962 1N4003S-T5...
Page 60
Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local C4011 NCB31HK-822X C CAPACITOR 8200pF 50V K C4902 NCB31HK-103X C CAPACITOR 0.01uF 50V K C4012 NCB31HK-822X C CAPACITOR 8200pF 50V K C4903 QETN1CM-107Z E CAPACITOR 100uF 16V M...
Page 61
Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local R4011 NRSA63J-102X MG RESISTOR 1kΩ 1/16W J R4777 NRSA63J-101X MG RESISTOR 100Ω 1/16W J R4012 NRSA63J-102X MG RESISTOR 1kΩ 1/16W J R4778 NRSA63J-101X MG RESISTOR 100Ω...
Page 62
Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local R6517 NRSA63J-104X MG RESISTOR 100kΩ 1/16W J IC501 PT6315 R6518 NRSA63J-223X MG RESISTOR 22kΩ 1/16W J IC509 GP1FAV30RK0F OPT RECEIVER R6601 NRSA63J-104X MG RESISTOR 100kΩ...
Page 63
Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local C1255 NCB31HK-102X C CAPACITOR 1000pF 50V K R1134 NRSA63J-101X MG RESISTOR 100Ω 1/16W J C1256 NCB31HK-102X C CAPACITOR 1000pF 50V K R1135 NRSA63J-332X MG RESISTOR 3.3kΩ...
Page 64
Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local R2551 NRSA63J-104X MG RESISTOR 100kΩ 1/16W J Q152 KTC2026/Y/ TRANSISTOR R2552 NRSA63J-104X MG RESISTOR 100kΩ 1/16W J Q501 KRA104S-X DIGI TRANSISTOR R2553 NRSA63J-101X MG RESISTOR 100Ω...
Page 65
Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local D2301 1SS133-T2 SI DIODE C2311 NCB21HK-104X C CAPACITOR 0.1uF 50V K D2401 1SS133-T2 SI DIODE C2312 NCB21HK-104X C CAPACITOR 0.1uF 50V K D2501 1SS133-T2 SI DIODE...
Page 66
Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local R508 NRSA63J-223X MG RESISTOR 22kΩ 1/16W J R2213 NRSA63J-222X MG RESISTOR 2.2kΩ 1/16W J R510 QRE141J-472Y C RESISTOR 4.7kΩ 1/4W J R2214 NRSA63J-104X MG RESISTOR 100kΩ...
Page 67
Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local R3106 NRSA63J-470X MG RESISTOR 47Ω 1/16W J L2101 QQLZ005-R45 COIL 0.45uH R3107 NRSA63J-334X MG RESISTOR 330kΩ 1/16W J L2201 QQLZ005-R45 COIL 0.45uH R3108 NRSA63J-101X MG RESISTOR...
Page 68
Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local Q105 UN2119-X TRANSISTOR C372 NCF31EZ-104X C CAPACITOR 0.1uF 25V Z Q105 or KRA116S-X TRANSISTOR C375 NCF31EZ-104X C CAPACITOR 0.1uF 25V Z C376 NCF31EZ-104X C CAPACITOR 0.1uF 25V Z...
Page 69
Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local R310 NRSA63J-101X MG RESISTOR 100Ω 1/16W J K703 NQR0022-002X FERRITE BEADS R316 NRSA63J-102X MG RESISTOR 1kΩ 1/16W J K704 NQR0022-002X FERRITE BEADS R319 NRSA63J-103X MG RESISTOR...
Packing materials and accessories parts list Block No. (TH-S66 B,E,EN,EV) No additional / supplemental order of WARRANTY CARDs are available A1,A2,A3, A4,A5,A7, A8,A9, A11, A13 P12 P15 A19, A20, A21, A22, 3-22...
Page 71
Packing and Accessories (TH-S66 B,E,EN,EV) Block No. [M][3][M][M] Symbol No. Part No. Part Name Description Local GVT0152-001A INST BOOK S66B GVT0152-002A INST BOOK GER FRE S66E,S66EN GVT0152-005A INST BOOK CZE POL HUN S66EV GVT0152-003A INST BOOK S66E GVT0152-004A INST BOOK SWE FIN DAN SPA ITA S66EN -----------------...
Page 72
Packing materials and accessories parts list Block No. (TH-S66 EE) No additional / supplemental order of WARRANTY CARDs are available A1,A3,A4, A5,A7,A8, A9,A11 A25, A20, A21, A22, A23, 3-24...
Page 73
Packing and Accessories (TH-S66 EE) Block No. [M][4][M][M] Symbol No. Part No. Part Name Description Local GVT0152-006A INST BOOK ------------------- WARRANTY CARD BT-54026-1 QQR1656-001 FERRITE CORE GV40626-001A INFO SHEET CL0020-001 COMPUTER LABEL QMPL060-183-JD POWER CORD(EU) 1.83m BLACK QAL0014-001 AM LOOP ANT QAL0457-001 ANT.WIRE...
Packing materials and accessories parts list Block No. (TH-S55 B,E,EN,EV) No additional / supplemental order of WARRANTY CARDs are available A1,A2,A3, A4,A5,A7, A8,A9, A11, A13 3-26...
Page 75
Packing and Accessories (TH-S55 B,E,EN,EV) Block No. [M][5][M][M] Symbol No. Part No. Part Name Description Local GVT0152-001A INST BOOK S55B GVT0152-002A INST BOOK GER FRE S55E,S55EN GVT0152-005A INST BOOK CZE POL HUN S55EV GVT0152-003A INST BOOK S55E GVT0152-004A INST BOOK...
Page 76
Packing materials and accessories parts list Block No. (TH-S55 EE) No additional / supplemental order of WARRANTY CARDs are available A1,A3,A4, A5,A7,A8, A9,A11 3-28...
Page 77
Packing and Accessories (TH-S55 EE) Block No. [M][6][M][M] Symbol No. Part No. Part Name Description Local GVT0152-006A INST BOOK ------------------ WARRANTY CARD BT-54026-1 QQR1656-001 FERRITE CORE GV40626-001A INFO SHEET CL0020-001 COMPUTER LABEL QMPL060-183-JD POWER CORD(EU) 1.83m BLACK QAL0014-001...