Philips-PET-736-Service-Manual(1) 电路图 维修手册.pdf
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1、DVD Portable Player PET736/55/77/98 Published by BU AVM BL Printed in the Netherlands Subject to modification 3141 785 34211 Version 1.1 TABLE OF CONTENTS Chapter Technical Specification fr Reparaturen sind Original-Ersatzteile zu verwenden. I Le norme di sicurezza esigono che lapparecchio venga rim
2、esso nelle condizioni originali e che siano utilizzati i pezzi di ricambio identici a quelli specificati. After servicing and before returning set to customer perform a leakage current measurement test from all exposed metal parts to earth ground to assure no shock hazard exist. The leakage current
3、must not exceed 0.5mA. CLASS 1 LASER PRODUCT 3122 110 03420 GBWarning ! Invisible laser radiation when open. Avoid direct exposure to beam. SVarning ! Osynlig laserstrlning nr apparaten r ppnad och sprren r urkopplad. Betrakta ej strlen. SFVaroitus ! Avatussa laitteessa ja suojalukituksen ohitettaes
4、sa olet alttiina nkymttmlle laseristeilylle. l katso steeseen! DKAdvarse ! Usynlig laserstrling ved bning nr sikkerhedsafbrydere er ude af funktion. Undg udsaettelse for strling. When?the?power?supply?is?being?turned?on,?you?may?not?remove?this?laser?cautions?label.?If?it?removes,?radiation?of?laser
5、 may?be?received. 2.1 ESD PROTECTION PREPARATION?OF?SERVICING Pickup?Head?consists?of?a?laser?diode?that?is?very?susceptible?to?external?static?electrocity. Although?it?operates?properly?after?replacement,?if?it?was?subject?to?electrostatic?discharge?during?replacement, its?life?might?be?shortened.?
6、When?replacing,?use?a?conductive?mat,?soldering?iron?with?ground?wire,etc.?to protect?the?laser?diode?form?damage?by?static?electricity. And?also,?the?LSI?and?IC?are?same?as?above. Soldering?iron with?ground?wire or?ceramic?type Ground?conductive wrist?strap?for?body. Conductive?mat The?ground?resis
7、tance between?the?ground?line and?the?ground?is?less?than?10 1M SAFTY NOTICE Plug the AC line cord directly into a 120V AC outlet (do not use an isolation transformer for this check). Use an AC voltmeter, having 5000 per volt or more sensitivity. Connect a 1500 10W resistor,paralleled by a 0.15uF 15
8、0V AC capacitor between a knomn good earth ground (water pipe, conduit, etc.) and all exposed metal parts of cabinet (antennas, handle bracket, metal cabinet screwheads, metal overlays, control shafts, etc.). SAFTY PRECAUTIONS LEAKAGE CURRENT CHECK Measure the AC voltage across the 1500 resistor. Th
9、e test must be conducted with the AC switch on and then repeated with the AC switch off. The AC voltage indicated by the meter may not exceed 0.3V.A reading exceeding 0.3V indicates that a dangerous potential exists, the fault must be located and corrected. Repeat the above test with the DVD VIDEO P
10、LAYER power plug reversed. NEVER RETURN A DVD VIDEO PLAYER TO THE CUSTOMER WITHOUT TAKING NECESSARY CORRECTIVE ACTION. READING SHOULD NOT EXCEED 0.3V DVD VIDEO PLAYER AC OUTLET AC VOLTMETER Test all exposed metal. Voltmeter Hook-up for Leakage Current Check 0.15uF 150V AC 1500 10W (5000 per volt or
11、more sensitivity) Good earth ground such as a water pipe, conduit, etc. The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert the user to the presence of uninsulated dangerous voltage within the products enclosure that may be of sufficient magnitude to const
12、itute a risk of electric shock to persons. The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the literature accompanying the appliance. 3.0 INSTRUCTION FOR USE 5.0 TROUBLESHOOTING SYMP
13、TOM: NO IMAGE / NO SOUND SYMPTOM: NO IMAGE OUTPUT ( THE PANEL SHOW BLUE PICTURE) Start Check the external AV Cable TYPEnote and connection is OK? Replace DVD DriveCheck DVD Drive work? Replace Main Board Exchange AV cable NOTE: AV Cable TYPE from outside to Inside L-Audio, R-Audio, Video, Ground no
14、yes no yes SYMPTOM: NO SOUND COMES FROM SPEAKER Start Check the Connection OK?Reinsertion Check speaker OK? Replace Main Board Change the speaker no yes no yes 5.0 TROUBLESHOOTING SYMPTOM: THE DVD DRIVE DOES NOT WORK SYMPTOM: THE DVD DRIVE DOESNT WORK Start Replace DVD- Loader Check the DVD-Loader O
15、K? Replace main board NO Yes Yes Cable ReinsertionNO Check DVD-Loader connection OK? 5.0 TROUBLESHOOTING SYMPTOM: ADAPTOR CANNOT POWER ON Start Check Adaptor OK? Adaptor can not Power ON Change adaptorSET OK? Return set to Customer NO Check the Power-ON button and cable OK? Replace Main Board Replac
16、e Button or Cable Yes NO Yes No YES OK 5.0 TROUBLESHOOTING SYMPTOM: KEY & BOTTON FAILURE SYMPTOM: Key & Botton Fail Start Check KEY board OK? Replace main board NO Yes Yes Cable ReinsertionNO Check CABLE form board to board connection OK? Return to custormerOK Replace KEY board OK 10 10 9 9 8 8 7 7
17、6 6 5 5 4 4 3 3 2 2 1 1 JJ II HH GG FF EE DD CC BB AA ON/OFF URST# B-CHARG B-CHARG CPH1 89KP_R STHL OEH STVL 89KP_B BL_EN 89KP_VCOM CKV 89KP_G OEV DC_IN URST# V18 VCC RFV33 AVCC DV33 TFT_R89KP_R TFT_G TFT_B 89KP_G 89KP_B TFT_R TFT_G TFT_B STVL CKV OEV OEH STHL 89KP_VCOM VCC9 DC_IN VCC3 AVCC BL_EN Lo
18、w Voltage Det Low Voltage Det CPH1 ON/OFF V18 V33 V33 PS DC_IN -6V VGH VGL VCC9 +9VDCIN VCC DC_IN RFV33 DV33 DV33 RFV33 DC_IN DV33 V33 VCC AVCC VCC DC_IN V18 DV33 DC_IN GND GND GND GND GND 89KP_B2 89KP_G2 STHL2 OEV2 89KP_VCOM2 BL_EN2 STVL2 CPH12 89KP_R2 OEH2 CKV2 RFV332 VCC2,4 DV332,3 AVCC2 V182 URS
19、T#2 DC_IN4 VCC34 Low Voltage Det2 VCC94 Closed to ICs pin RESET Circuit GREEN POWER ON INDICATION battery charge POWER ON POWER OFF PANEL I/F POWER CHARGE ON INDICATION RED CHARGE DISCHARG L10FB600RL10FB600R D3 SK34 D3 SK34 12 D9D9 C134 1000P C134 1000P 12 C22 0.1uF C22 0.1uF D10 IN4148 D10 IN4148 1
20、2 R810KR810K U11 S701 U11 S701 CE 1 GND 2 VFB 3 EXT 4 VIN 5 +EC16 100uF/6.3V +EC16 100uF/6.3V R33 10 R33 10 R1618KR1618K R25560R25560 F12A_FUSEF12A_FUSE D67 16V D67 16V 12 R214 1k/0603 R0603 R214 1k/0603 R0603 12 C3 0.1uF C3 0.1uF R150 10K R150 10K C30 0.1uF C30 0.1uF C28 1000pF C28 1000pF R261KR261
21、K Q66 3904 Q66 3904 2 13 C124 0.1uF C124 0.1uF D16 SS14 D16 SS14 C17 1000pF C17 1000pF DN31 SS214UDN31 SS214U 1 2 3 R29 82 1% R29 82 1% Q3 3904 Q3 3904 L12FB600RL12FB600R C7 0.1uF C7 0.1uF L8FB600RL8FB600R L710uHL710uH C216 1uF C216 1uF 12 R3560RR3560R C23 0.1uF C23 0.1uF R1012.7KR1012.7K J1switchpo
22、werJ1switchpower 1 2 34 5 6 R11 10 R11 10 C225 1uF/0805 C225 1uF/0805 12 L17 1.8uHL17 1.8uH D56 16V D56 16V 12 C223 1uF/0603 C223 1uF/0603 12 +EC3 100uF/16V +EC3 100uF/16V C19 1uF(0805) C19 1uF(0805) + C85 10uF/16V + C85 10uF/16V C218 1uF C218 1uF 12 Q10 PMOS 0403 Q10 PMOS 0403 1 23 10K R5 10K R5 DN
23、32 SS214U DN32 SS214U 1 2 3 L15 1.8uHL15 1.8uH Q553906Q553906 2 13 DN63 SS214U DN63 SS214U 1 2 3 C131000PC131000P 12 C31 100pF C31 100pF R14 100K R14 100K R20 10K R20 10K C217 1uF/0805 C217 1uF/0805 12 C36 100pF C36 100pF R10 22K R10 22K C53 1uF(0805) C53 1uF(0805) L11FB600RL11FB600R C224 1uF C224 1
24、uF 12 Q8 3904 Q8 3904 +EC17 10uF/16V +EC17 10uF/16V R21 10K R21 10K R24 130 1% R24 130 1% Q4 3904 Q4 3904 C34 100pF C34 100pF +EC9 100uF/6.3V +EC9 100uF/6.3V +EC19 100uF/25V +EC19 100uF/25V L1 22uH/CD54 L1 22uH/CD54 C33 100pF C33 100pF R13 100K R13 100K J3 11X1 J3 11X1 STVL 1 GNDA 2 CKV 3 OEV 4 GNDB
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