SERVICE MANUAL MICRO COMPONENT SYSTEM MB286 2004 UX-P550 Area suffix US ------------------------ Singapore UB ---------------------- Hong Kong UW ----------- Brazil,Mexico,Peru UX -------------------- Saudi Arabia UJ ---------------------- U.S.Military UN ----------------------------- Asean SP-UXP550 CA-UXP550 SP-UXP550 TABLE OF CONTENTS PRECAUTION............... . . 1-3 SPECIFIC SERVICE INSTRUCTIONS .
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SPECIFICATION HIGH:40 W (20 W + 20 W) at 4 Ω (10% THD) Amplifier section Output Power LOW:40 W (20 W + 20 W) at 4 Ω (10% THD) AUX:400 mV/50 k Ω Audio Input Digital output DVD OPTICAL DIGITAL OUT:-21 dBm to -15 dBm (660 nm ±30 nm) Video output Color system:NTSC/PAL selectable 1 V(p-p)/75 Ω...
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...
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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. 1.5.1 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.
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 side panels L/R (See Figs.1 to 4) (1) From the back side of the main body, remove the four screws A attaching the side panels L/R to the rear panel. Top cover assembly (See Fig.1.) (2) From the bottom side of the main body, remove the two screws B attaching the side panels L/R to the bottom chas-...
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3.1.2 Removing the front panel assembly (See Figs.5 to 8) • Prior to performing the following procedures, remove the side panels L/R. (1) From the right side of the main body, push the slide cam and pull the tray out of the main body in the direction of the arrow 1.
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3.1.3 Removing the top cover assembly (See Figs.9 to 11) • Prior to performing the following procedures, remove the side panels L/R and front panel assembly. Top cover assembly Card wires (1) From the back side of the main body, remove the screw D attaching the top cover assembly to the rear panel.
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3.1.4 Removing the cassette mechanism assembly (See Fig.12) • Prior to performing the following procedures, remove the side panels L/R, front panel assembly and top cover assembly. Card wires (1) From the bottom side of the top cover assembly, discon- Microphone amplifier board Top cover assembly nect the card wires from the connectors (CN33, CN34) on...
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3.1.7 Removing the tuner (See Fig.14) • Prior to performing the following procedures, remove the side panels L/R and rear panel. Card wire Disconnect the card wire from the connector on the tuner. Tuner Fig.14 3.1.8 Removing the video board (See Fig.15) •...
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3.1.10 Removing the main board (See Fig.17) • Prior to performing the following procedures, remove the side panels L/R, front panel assembly, top cover assembly, tuner Wire locater and rear panel. Main board CN710 (1) From the right side of the main body, remove the wire loca- CN210 ter.
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3.1.12 Removing the power amplifier board (See Fig.19) • Prior to performing the following procedures, remove the side panels L/R, front panel assembly, top cover assembly, rear Power amplifier board panel, tuner, video board, main board and power supply board. Shield case (1) From the top side of the main body, disconnect the card wire from the connector...
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3.1.14 Removing the DVD mechanism assembly (See Figs.22 and 23) • Prior to performing the following procedures, remove the side panels L/R, front panel assembly, top cover assembly, rear Bottom chassis Shield case panel, tuner, video board, main board and power supply board. (1) From the top side of the main body, remove the four screws S attaching the shield case to the bottom chassis.
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3.1.15 Removing the power transformer (See Figs.24 and 25) • Prior to performing the following procedures, remove the side panels L/R, front panel assembly, top cover assembly, rear CN102 Power supply board panel, fan and main board. CN103 (1) From the forward side of the power supply board, discon- CN105 nect the wires from the connectors (CN102, CN103, CN105).
3.1.16 Removing the FL board (See Fig.26) • Prior to performing the following procedures, remove the side panels L/R and front panel assembly. FL board (1) From the inside of the front panel assembly, remove the Wire holder three screws V and screw V’ attaching the FL board. CN751 Reference: When attaching the screw V’, attach the wire holder with...
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3.1.17 Removing the switch board (See Figs.27 and 28) • Prior to performing the following procedures, remove the side panels L/R and front panel assembly. Front panel assembly (1) From the front side of the front panel assembly, pull out the volume knob in to the direction of the arrow.
3.1.18 Removing the headphone jack board (See Fig.29) Wire holder Wire Spacer • Prior to performing the following procedure, remove the side panels L/R and front panel assembly. (1) From the inside of the front panel assembly, remove the screw X attaching the headphone jack board. (2) Take out the headphone jack board from the front panel as- sembly.
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DVD mechanism section • Prior to performing the following procedures, remove the DVD mechanism assembly from the main body. (See "3.1.14 Removing the DVD mechanism assembly".) 3.2.1 Removing the tray assembly (See Figs.1 to 3) (1) From the right side of the DVD mechanism assembly, push Tray assembly DVD mechanism assembly the slide cam and pull the tray assembly out of the DVD...
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3.2.2 Removing the traverse mechanism assembly (See Figs.4) (1) From the bottom side of the DVD mechanism assembly, re- move the three screws B and screw B’ attaching the traverse mechanism assembly and take out the DVD traverse mechanism assembly with the DVD servo board. Washer Reference: When attaching the screw B’, attach the washer with it.
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3.2.4 Removing the pickup (See Figs.5,7 to 9) • Prior to performing the following procedures, remove the Thrust spring Plate traverse mechanism assembly. (1) From the side of the traverse mechanism assembly, solder the short land sections c on the pickup. (See Fig.5.) (2) Release the lock of the connector on the pickup in the di- rection of the arrow and disconnect the card wire.
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3.2.5 Attaching the pickup (See Figs.5,7 to 10) • See "3.2.4 Removing the pickup". Feed gear M (1) Attach the shaft, SW actuator and LEAD spring to the pick- up. (See Fig.9.) (2) Align the pickup to the section j of the traverse mechanism assembly first, and set the both ends of the shaft of the pickup in the sections g and i of the traverse mechanism assembly.
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3.2.7 Removing the spindle motor board (See Figs.11 and 13) • Prior to performing the following procedures, remove the Traverse mechanism assembly traverse mechanism assembly and DVD servo board. (1) From the top side of the traverse mechanism assembly, re- move the wires from the soldered section k on the spindle motor board.
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Cassette mechanism assembly 3.3.1 Removing the Play/Record & Clear head Cassette mechanism assembly Fly wheelR (See Fig.1~3) (1) While moving the trigger arm on the right side of the head mount in the direction of the arrow, turn the flywheel R counterclockwise until the head mount comes ahead and clicks.
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3.3.2 Removing the head amplifier & mechanism control board (See Fig.4) (1) Turn over the cassette mechanism assembly and remove Main motor assembly the three screws A attaching the head amplifier & mecha- nism control board. Capstan belt (2) Disconnect the flexible wire from connector CN31 on the head amplifier &...
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3.3.4 Removing the flywheel (See Fig.8, 9) • Prior to performing the following procedure, remove the head amplifier & mechanism control board and the main motor as- sembly. (1) From the front side of the cassette mechanism, remove the slit washers attaching the capstan shaft L and R. Pull out the flywheels backward.
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3.3.6 Reattaching the Play/ Record & Clear head (See Fig.11~13) (1) Reattaching the head mount assembly. a) Change front of the direction cover of the head mount assembly to the left (Turn the head forward). b) Fit the bosses O', P', Q', U' and V' on the head mount assembly to the holes P and V, the slots O, U and Q of the mechanism sub assembly (See Fig.11 to 13).
SECTION 4 ADJUSTMENT Measurement Instruments Required for Adjustment (1) Low frequency oscillator 4.2.2 Tuner section This oscillator should have a capacity to output 0dBs to FM Band cover 87.5 MHz~108.0 MHz 600Ω at an oscillation frequency of 50Hz-20kHz. AM Band cover 531 kHz~1,710 kHz (at 9kHz step) (2) Attenuator impedance : 600Ω...
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Cassette mechanism adjustment Head azimuth Head azimuth adjustment screw adjustment screw (Forward side) (Reverse side) CN31 Head azimuth Head azimuth R/P head, Erase head adjustment screw adjustment screw (Forward side) (Reverse side) Mecha control board Motor speed VR37 VR37 R371 FW100 CN33 C374...
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4.3.1 Mechanism section Adjustment Item Condition Measurement method Ref.value position Only adjust Head Test tape 1. Playback the test tape VT703L (8kHz). Maximum at changed azimuth : VT703L (8kHz) 2. Adjust to maximum output level by azimuth output head Output terminal adjustment screw for forward side and reverse : Speaker out side.
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4.3.2 Electrical adjustment Adjustment Item Condition Measurement method Ref.value position AC-225 Recording VR31 1. Set the test tape(AC-514 TYPE Forward or Reverse :4.20uA BIAS Test tape AC-225 TYPE ), then make REC/PAUSE AC-514 adjustment :AC-514 TYPE condition. :4.0uA :AC-225 TYPE 2.
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Special mode 1 1. Cold start Cold start processing. Press the "STANDBY/ON", "ENTER" and "10" keys on the remote controller at standby. FL indication COLD Cold start is completed. 2. Tray lock Loader-mecha is locked. EJECT processing isn't done by pushing EJECT key at tray lock on state. Then display to LOCKED / UNLOCKED.
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4. DVD test mode Into the DVD test mode. Test mode contents is refer to module spec. DVD test mode is canceled by POWER OFF and except source DVD. Insert the power cord in an outlet while pressing the "DVD/CD" and "RHYTHM AX" keys on the main unit simultaneously.
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DVD TEST MODE Insert the power cord in an outlet while pressing the "DVD/CD" and "RHYTHM AX" keys on the main unit simultaneously. T xxy vw FL indication T xxy vw The initialization state from DVD-MICON "3" : FULL initialization end "0"...
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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 PLAYBACK Starting of PLAYBACK FL indication Press the "2" key on the remote controller. WOBBLE Performing of SEARCH TNO+1 (2 seconds) FL indication...
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FL indication Press the "7" key on the remote controller. EEP BWD Confirming the EEPROM (MECHA) content (2 seconds) in -1 address step FL indication cccc j j j j FL indication Press the "8" key on the remote controller. EEP FWD Confirming the EEPROM (MECHA) content (2 seconds)
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FL indication Press the "PLAY" key on the remote controller. LSR JIT Confirming LASER CURRENT and JITTER value (2 seconds) FL indication cccc j j j j Press the "STOP" key on the remote FL indication controller. cccc j j j j Stopping the JITTER measurement Press the "MENU"...
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Victor Company of Japan, Limited AV & MULTIMEDIA COMPANY AUDIO/VIDEO SYSTEMS CATEGORY 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan (No.MB286) Printed in Japan...
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SCHEMATIC DIAGRAMS MICRO COMPONENT SYSTEM UX-P550 CD-ROM No.SML200407 Area suffix US ------------------------ Singapore UB ---------------------- Hong Kong UW ----------- Brazil,Mexico,Peru UX -------------------- Saudi Arabia UJ ---------------------- U.S.Military UN ----------------------------- Asean SP-UXP550 CA-UXP550 SP-UXP550 Contents Block diagram Standard schematic diagrams 2-11 to 15 Printed circuit boards No.MB286SCH...
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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 DVD servo / DVD system control section System control / Multiregulator / Video driver / Video out Primary section EXDAT0 to 15 component section LPF / PHYTHM AX section EXADT0 to 15 A,B,C,D,E,F,RF+,LPC1,LPC2 EXADR16 to 20 D1001 to D1004 LPCO1 NEXCE,NEXOE Y/CV-OUT...
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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.MB286SCH)
PARTS LIST [ UX-P550 ] * All printed circuit boards and its assemblies are not available as service parts. Area suffix US ---------------------- Singapore UB --------------------- Hong Kong UW ---------- Brazil,Mexico,Peru UX ------------------- Saudi Arabia UJ --------------------- U.S.Military UN ----------------------------Asean...
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Exploded view of general assembly and parts list Block No. Echo board F1003 F1006 H1003 Mic amp. board Power amplifier bo FL board D7500 DI750 D7601 Switch board D7600 Headphone jack board...
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Power supply board F1003 F1006 H1003 F1002 F1001 F1005 F1004 Power amplifier board H4001 Ver.UB Only Video board HS240 HS241 Main board...
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General Assembly Block No. [M][1][M][M] Symbol No. Part No. Part Name Description Local GV10189-016A FRONT PANEL GV30569-005A FRONT LENS GV40470-001A STANDBY LENS GV40471-001A REMOTE LENS GV20265-009A MAIN BUTTON GV40472-004A EJECT BUTTON GV30555-003A VOL PLATE GV40473-002A LCD LENS GV30557-001A LCD HOLDER GV40478-004A LED LENS QYSBSF2608Z...
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Symbol No. Part No. Part Name Description Local QYSBSGY3008E TAP SCREW M3 x 8mm(x2) QYSBSGY3008E TAP SCREW M3 x 8mm QYSBSGY3008E TAP SCREW M3 x 8mm QYSBSGY3008E TAP SCREW M3 x 8mm QYSBSGY3008E TAP SCREW M3 x 8mm GV20288-005A TOP COVER ASSY GV40506-001A DOOR SPRING...
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DVD mechanism assembly and parts list Block No. FTU-DE2-11M Grease =JVG-31N =CFD-4007ZY2 =PG-641 =1401C < Back side > ± 63.3mm 0.1mm ± 10.5mm 0.1mm...
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DVD mechanism Block No. [M][J][M][M] Symbol No. Part No. Part Name Description Local LE20725-001A MECHA BASE LE20699-002A SPINDLE BASE QYSDST2605M TAP SCREW M2.6 x 5mm(x2) LE40931-001A SHAFT LV33991-001A ADJUST SPRING QYSPSFU2040M TAP SCREW M2 x 4mm LE20698-004A FEED HOLDER QAR0215-001 FEED MOTOR LV41510-201A...
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DVD loading base assembly and parts list Block No. FMU-DE2-11M Grease JVG-31N JVS-1003 (All circumference) Backside Switch Board The parts without symbol number are not service.
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DVD loading base Block No. [M][N][M][M] Symbol No. Part No. Part Name Description Local LE10275-006A LOADING BASE LE31043-001A PULLEY GEAR LE31042-001A MIDDLE GEAR LE31044-001A IDLE GEAR LE20665-001A SLIDE CAM LE20666-003A ELEVATOR LE10276-002A TRAY LE31045-001A BUSHING LE40898-001A SHAFT QYSSSF2008Z TAP SCREW M2 x 8mm QYSDSF2008Z TAP SCREW...
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Cassette mechanism assembly and parts list Block No. SLC-S302M Grease = EM-30L =UD-24 =LEN-320M =MOBIL-1 The lower side Switch board Head amplifier board 3-10...
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Cassette mechanism Block No. [M][P][M][M] Symbol No. Part No. Part Name Description Local VKS1165-00N CHASSIS B. ASSY VKS2274-002 REEL GEAR (x2) VKW5286-002 B.T. SPRING (x2) VKS5559-001 PLAY IDLE GEAR VKS5595-002 BLIND VKS5560-003 FR IDLE GEAR LV42013-001A EARTH SPRING SLC-RP4SVM HEAD MOUNT ASSY VKY3149-002 CASSETTE SP.
Electrical parts list Main board Symbol No. Part No. Part Name Description Local Block No. [0][1] C2002 QETN1HM-475Z E CAPACITOR 4.7uF 50V M Symbol No. Part No. Part Name Description Local C2003 QTE1H28-106Z E CAPACITOR 10uF 50V C2004 QETN1HM-475Z E CAPACITOR 4.7uF 50V M...
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Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local C2231 QETN1HM-474Z E CAPACITOR 0.47uF 50V M R2071 NRSA63J-103X MG RESISTOR 10kΩ 1/16W J C2232 QETN1HM-475Z E CAPACITOR 4.7uF 50V M R2072 NRSA63J-220X MG RESISTOR 22Ω...
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Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local R7060 NRSA63J-393X MG RESISTOR 39kΩ 1/16W J R7239 QRE141J-103Y C RESISTOR 10kΩ 1/4W J R7061 NRSA63J-472X MG RESISTOR 4.7kΩ 1/16W J R7240 QRE141J-103Y C RESISTOR 10kΩ...
Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local K7375 NRSA02J-0R0X MG RESISTOR 0Ω 1/10W J PP12 QZW0038-001 WIRE CLAMP R3006 NRSA63J-750X MG RESISTOR 75Ω 1/16W J S700 QSW0454-001 R3007 NRSA63J-750X MG RESISTOR 75Ω...
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C4107 QETN1CM-336Z E CAPACITOR 33uF 16V M Q1003 2SD1266/P/ TRANSISTOR ,US,U W,UX C4108 QTE1V06-106Z E CAPACITOR 10uF 35V Q4121 2SC3576-JVC-T TRANSISTOR C4109 QFLC1HJ-223Z M CAPACITOR 0.022uF 50V J Q4122 2SC3576-JVC-T TRANSISTOR C4110 QETN1HM-474Z E CAPACITOR 0.47uF 50V M Q4123 KRA102M-T...
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Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local R4203 QRE141J-2R2Y C RESISTOR 2.2Ω 1/4W J Z1002 QNG0003-001Z FUSE CLIP R4204 QRE141J-2R2Y C RESISTOR 2.2Ω 1/4W J UJ,UN Z1003 QNG0003-001Z FUSE CLIP ,US,U R4205 QRE141J-2R2Y...
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Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local C261 NCB31EK-223X C CAPACITOR 0.022uF 25V K R111 NRSA63J-243X MG RESISTOR 24kΩ 1/16W J C262 NCB31EK-223X C CAPACITOR 0.022uF 25V K R112 NRSA63J-303X MG RESISTOR 30kΩ...
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Symbol No. Part No. Part Name Description Local R105 QRE141J-104Y C RESISTOR 100kΩ 1/4W J R106 QRE141J-113Y C RESISTOR 11kΩ 1/4W J R107 QRE141J-912Y C RESISTOR 9.1kΩ 1/4W J R108 QRE141J-273Y C RESISTOR 27kΩ 1/4W J R110 QRE141J-103Y C RESISTOR 10kΩ...
Packing materials and accessories parts list Block No. Speaker x2 A1, A2, A3, A4, A5, A6, A7, A11, A12 3-22...
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Packing and Accessories Block No. [M][3][M][M] Symbol No. Part No. Part Name Description Local QAL0014-001 AM LOOP ANT QAL0457-001 ANT.WIRE GVT0130-013A INST BOOK ENG CHI(PEKIN) GVT0130-015A INST BOOK GVT0130-008A INST BOOK ENG CHI(PEKIN) UN,US GVT0130-002A INST BOOK ENG SPA POR GVT0130-009A INST BOOK ENG ARA PER...