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All manuals and user guides at all-guides.com CONTENTS SECTION 1 ..SUMMARY SECTION 2 ..CABINET & MAIN CHASSIS SECTION 3 ..ELECTRICAL SECTION 4 ..REPLACEMENT PARTS LIST...
All manuals and user guides at all-guides.com PRODUCT SAFETY SERVICING GUIDELINES FOR VIDEO PRODUCTS CAUTION : DO NOT ATTEMPT TO MODIFY THIS PRODUCT IN ANY WAY, SUBJECT : X-RADIATION NEVER PERFORM CUSTOMIZED INSTALLATIONS WITHOUT MANUFAC- 1. BE SURE PROCEDURES AND INSTRUCTIONS TO ALL SERVICE PER- TURER’S APPROVAL.
All manuals and user guides at all-guides.com SERVICING PRECAUTIONS CAUTION : Before servicing the DVD covered by this service Electrostatically Sensitive (ES) Devices data and its supplements and addends, read and follow the Some semiconductor (solid state) devices can be damaged SAFETY PRECAUTIONS.
All manuals and user guides at all-guides.com SPECIFICATIONS • GENERAL Power requirements: AC 120 V , 60 Hz Power consumption: Dimensions (Approx.): 360 x 35 x 242 mm (W x H x D) without foot Weight (Approx.): 1.7 kg Operating temperature: 5 °C to 35 °C (41 °F to 95 °F) Operating humidity: 5 % to 90 %...
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All manuals and user guides at all-guides.com SECTION 2 CABINET & MAIN CHASSIS CONTENTS EXPLODED VIEWS ........................2-2 1. Cabinet and Main Frame Section ...................2-2 2. Deck Mechanism Section(DP-9) .....................2-3 3. Packing Accessory Section ....................2-4...
All manuals and user guides at all-guides.com 3. Packing Accessory Section RF CABLE 810 CABLE SET ASS’Y PLUG ASS’Y 1WAY(YELLOW) AC ADAPTOR PLUG ASS’Y 2WAY BATTERY PLUG ASS’Y 1WAY(BLACK) REMOCON OWNER’S MANUAL PACKING SHEET PACKING PACKING BOX CARTON OPTIONAL PARTS...
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All manuals and user guides at all-guides.com SECTION 3 ELECTRICAL CONTENTS ELECTRICAL TROUBLESHOOTING GUIDE ..............3-2 1. Power check flow........................3-2 2. System operation flow ......................3-3 3. Test & debug flow ........................3-4 DETAILS AND WAVEFORMS ON SYSTEM TEST AND DEBUGGING ....3-10 1. SYSTEM 27MHz CLOCK, RESET, FLASH R/W SIGNAL.............3-10 2.
All manuals and user guides at all-guides.com ELECTRICAL TROUBLESHOOTING GUIDE 1. Power check flow No 5V No 3.4VA. Is 3.4VA section working? Is 3.4VA section working? Is 5.6V present at collector Is 3.4V present at emitter No 3.4VA of Q126? of Q121? Replace Q126.
All manuals and user guides at all-guides.com 2. System operation flow Power On 1. 8032 initializes SERVO,DSP & RISC registers 2. Write RISC code to SDRAM 3. Reset RISC Show LOGO Tray Closed ? Tray Close to Closed position SLED at Inner Side ? SLED Moves to Inner Position 1.
All manuals and user guides at all-guides.com 3. Test & debug flow TEST Check the AC Voltage Replace power PCBA or AC transformer. Power PCBA(110V or 220V) Switch on the Power PCBA Are the DC Voltage outputs OK? Repair or Replace Power PCBA (5V, 3.3V, 12V, 5.6V MOTOR) Make sure the main PCBA don't short on VCCs and switch it on.
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All manuals and user guides at all-guides.com Check connection lines between Flash Memory operates Show LOGO? FLASH & MT1389D and the FLASH properly? access time whether is suitable or not. Check connection lines SDRAM works properly? between SDRAM & MT1389D and the SDRAM is damaged.
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All manuals and user guides at all-guides.com Does the SLED move to Motor Driver STBY Pin is Check the connection line of inner side when it is at outer High? STBY signal. position? Is FMSO DC Level higher Check the related circuit of than 1.4V? FMSO.
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All manuals and user guides at all-guides.com Check the laser power circuit Laser turns on when LD01 or LD02 output on MT1389D and connecting reading disc? properly? to power transistor. Collector voltage of Check the related circuit on power transistor is OK? laser power transistor Check cable connection between transistor ouput...
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All manuals and user guides at all-guides.com Proper signals on A, B, C, Check connections between Focus ON OK? D of MT1389D MT1389D and pick-up head. Check the FOSO connec- Check FEO signal on tion on MT1389D and MT1389D motor driver. Check FOSO signal on MT1389D Normal TEO Signal on...
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All manuals and user guides at all-guides.com Normal Audio output Audio DAC received Check connection between when disc playback? correct data stream? MT1389D & Audio DAC. Check the related circuit of Normal Audio DAC out? Audio DAC. Check Audio filter,amplify,mute circuit.
All manuals and user guides at all-guides.com DETAILS AND WAVEFORMS ON SYSTEM TEST AND DEBUGGING 1. SYSTEM 27MHz CLOCK, RESET, FLASH R/W SIGNAL. 1) MT1389D main clock is at 27MHz(X501) 1.0V, 27MHz FIG 1-1 2) MT1389D reset is low active. 3.3VA PWR_CTL RESET...
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All manuals and user guides at all-guides.com 3) RS232 waveform during procedure(Downloading) FIG 1-3 4) Flash R/W enable signal during download(Downloading) FIG 1-4 3-11...
All manuals and user guides at all-guides.com 4. SLED CONTROL RELATED SIGNAL (NO DISC CONDITION) FMSO(1.9V/1.4V/1.1V) STBY(3.3V) SL+(4.2V/2.8V/1.2V) SL-(4.2V/2.8V/1.5V) FIG 4-1 5. LENS CONTROL RELATED SIGNAL(NO DISC CONDITION) FOSO(1.5V/1.4V/1.3V) F+(3.2V/2.7V/2.2V) F-(3.2V/2.7V/2.2V) FIG 5-1 3-13...
All manuals and user guides at all-guides.com 6. LASER POWER CONTROL RELATED SIGNAL(NO DISC CONDITION) DCLK = 128MHz, Vp-p=2.2, Vmax=2.7V MDI1(0V/180mV) LD01(3.3V//2.3V) LD02(3.3V/2.3V) FIG 6-1 7. DISC TYPE JUDGEMENT WAVEFORM FIG 7-1(DVD) 3-14...
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All manuals and user guides at all-guides.com FIG 7-2 (DVD) FIG 7-3 (CD) 3-15...
All manuals and user guides at all-guides.com FOSO FIG 8-2 (CD) 9) SPINDLE CONTROL WAVEFORM (NO DISC CONDITION) DMSO(1.4V/1.8V) SP-(3.6V/2.4V) SP+(3.6V/4.8V) FIG 9-1 3-17...
All manuals and user guides at all-guides.com 11. MT1389D AUDIO OPTICAL AND COAXIAL OUTPUT (SPDIF) FIG 11-1 12. MT1389D VIDEO OUTPUT WAVEFORM 1) 100% TRSO FIG 12-1 3-19...
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