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Safety Instructions, Warnings, Notes, and Service Hints DVD580M EN 3 2. Safety Instructions, Warnings, Notes, and Service Hints Safety Instructions Warnings 2.1.1 General Safety 2.2.1 General Safety regulations require that during a repair: • All ICs and many other semiconductors are susceptible to electrostatic discharges (ESD, ").
Mechanical- and Dismantling Instructions DVD580M EN 13 4. Mechanical- and Dismantling Instructions 1014 CAB. UPPER 1011 CAB. BACK 1003 LOADER TD-S202 1037 BACKPLATE 1013 CAB. LOWER 1040 LOCKNUT 1015 1016 FUNCTION KEY LENS 1012 FRONT PANEL 1038 CL 26532085_058.eps STAND...
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Inner metal plate will be seen after removing the top cover. In this paragraph some tips are given to dismantle the DVD580M player. For item number, refer to the exploded view. 4.1.1 Remove 4 screws at the rear cover (1011) CL 26532085_009.eps...
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Mechanical- and Dismantling Instructions DVD580M EN 15 4.1.5 Use a small flat tip screw driver to release the snaps on the Now the loader(1003) is removed. front panel (1012) and gently pull the panel out from the set. CL 26532085_014.eps 100702 CL 26532085_018.eps...
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EN 16 DVD580M Mechanical- and Dismantling Instructions When the AV board is removed, the decoder board will be Decoder board visable. CL 26532085_011.eps CL 26532085_019.eps 100702 100702 Figure 4-12 Decoder Board Figure 4-10 Output PCB open 4.1.8 Pictures below view on the modules.
EN 17 5. Diagnostic Software, Trouble Shooting and Test Instructions Service Hints 5.1.5 ComPair There is no ComPair available for DVD580M player 5.1.1 Repair Tips DVD Engine Trouble Shooting The DVD Engine is a non-repairable unit and in case of failure, it has to be replaced with a complete Engine.
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EN 18 DVD580M Diagnostic Software, Trouble Shooting and Test Instructions Fault Finding Trees 5.3.1 No Operation Standby LED does not light, The player does not operates Check point : The output voltage of VCC is 5 V + / - 5 %.
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Diagnostic Software, Trouble Shooting and Test Instructions DVD580M EN 19 5.3.2 No Supply at power on Stand LED light up, Not supply voltage output when press Power key Check point : PCON Solution : Observe : Use a oscilloscope to measure the Short PCON to GND and voltage output PCON voltage output jumps between 0V to 5V.
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EN 20 DVD580M Diagnostic Software, Trouble Shooting and Test Instructions 5.3.3 No Video and Sound No Video, Sound output, and display on VFD Solution : Check points: Measure the inter-connection pin 2 and 1) Check the inter-connection between power pin 4 of CN6 on decoder board.
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Diagnostic Software, Trouble Shooting and Test Instructions DVD580M EN 21 5.3.4 No Video Audio output is normal but no Video output Solution : Check point: R49, R52, R55, R59 on decoder board 1) if not any signal at all resistor, Observe : replace U1 (ESS60x8).
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EN 22 DVD580M Diagnostic Software, Trouble Shooting and Test Instructions 5.3.5 No Analog Audio Output on Cinch Video output is normal but no analogue audio output Check point: pins 2, 3, 4, 5 of U5 (6-Channel audio D/A converter) Solution : Replace U5...
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Diagnostic Software, Trouble Shooting and Test Instructions DVD580M EN 23 5.3.6 No Digital Out on Optical and Coaxial No Digital output from optical and Coaxial terminal terminal Check point : the user's set up manual Solution : change the set up...
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EN 24 DVD580M Diagnostic Software, Trouble Shooting and Test Instructions 5.3.8 No Digital Out on Coaxial No or abnormal Digital output from Coaxial terminal terminal but Optical output is normal Check point : the Q501 on AV output board Solution : check the bias resistors...
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Diagnostic Software, Trouble Shooting and Test Instructions DVD580M EN 25 5.3.10 Microphone Not Working No voice from Microphone Check point : the Q17 on decoder board Solution : replace the transistor Observe : check the collector terminal voltage is +0v7...
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EN 26 DVD580M Diagnostic Software, Trouble Shooting and Test Instructions 5.3.12 Oscilliation From Microphone Feedback-Oscillation when switch the Microphone Check point : the pin 2 of U205 on power supply board Solution : replace C233 Observe : check the voltage is 2v5...
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Diagnostic Software, Trouble Shooting and Test Instructions DVD580M EN 27 5.3.15 No VFD Display No VFD display but the control keys on front can be operated normally Check point : pin 1, 2 (AC1) and pin 31, 31 (AC2)of VFD on front panel...
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EN 28 DVD580M Diagnostic Software, Trouble Shooting and Test Instructions Personal Notes:...
Alignments DVD580M EN 45 8. Alignments Not applicable. 9. Circuit description System Block Diagram, Functions Of Circuit • VFD is used to display part of system information transfer from CPU such as when loading the disc and playback Module And Signal Flow Of The Dvd Player timing...etc.
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Analogue audio 5.1 channel output terminal, 9 - pins Australia, New Zealand, Central - South America, Most of South pacific Islands Russia, Mongolia, India, Middle Asia, East Europe, North Korea, North Africa, and Most of Africa speaker output terminal for Philips speaker system. Main Land China •...
VFD and other driving IC chip sets. Due to the limitation of space in the set, there is also a "karaoke" microphone mixer circuit install on the Power supply board System Block diagram of DVD580M. 1K Bit Slot type Video Low Pass...
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K to be higher. The operation of TL431 in DVD580M system: In the power supply circuit of DVD580M, pin 1 of U203 (TL431) is used to detect the voltage fluctuation of +3.3V; the varying voltage at pin 1 will be transfer to current output from pin 3 of TL431 that driving to Q205 then Q202 as a feedback path of closed control loop.
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C1 1 GND1 0.1u F GND2 RST # RES ET In DVD580M, the negation gate of the 27MHz oscillation circuit REM OVE 4Mb it AM2 9F4 00BT -1 20S C/8 00B T-120 SC C8 3 INSTA LL R8 8Mb it...
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Pr-Pb. One of the corresponding buffer amplifiers could be enable. faulty. In DVD580M, SDRAM is used as the video and Audio data It is because of the DVD580M has to support multiple video buffer, data storage, and renew. The data store in SDRAM will output format, but only four output channels from ESS 60x8 are be lost when supply voltage is OFF.
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Circuit description DVD580M EN 51 betweenR231 and R244 will change the deep of echo effect, Sound Muting When Switch On And Off The Set the value of R241 will affect the delay time of voice. R108 1N4148 9015C This additional diagram will help to understand the structure of PT2399 (chip set for karaoke feature).
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Trouble Shooting On The Disc Loader Of Front Panel Dvd580m The Disc loader in DVD580M is of Slot-Entrance-type with a high accuracy of the mechanical structure and a good shockproof capability. The loader in the DVD player is not R320 R319 belonging to component serviceable part.