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P R OL OG Y DV D-557
SERVICE MANUAL
TAB LE OF C ONT E NT S
1. G E NE R AL___________________________________________ 2-3
2. B LOC K DIAG R AM_____________________________________ 4-5
3. E LE C T R IC AL T R OUB LE S HOOT ING G UIDE ________________ 6-21
4. P R INT E D C IR C UIT _____________________________________ 22-28
5. E LE C T R IC AL P AR T S LIS T ____________________________
All manuals and user guides at all-guides.com
S P E C IF IC AT ION
P owe r re quire me nt
12 V D C c a r ba tte ry
( ne ga tive e a rth)
Operating temperature
-10 C to +70 C
D ime ns ions A pprox
50mm x178mm
x165mm
( W /h/d)
S tora ge te mpe ra ture :
-30 C ~ +80 C
O pe ra tiona l humidity:
45% ~80% R H
A tmos phe re pre s s ure :
860mba r~1060mba r
29-40
o
o
o
o
C AR DV D P LAY E R
1

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Summary of Contents for Prology DVD-557

  • Page 1 All manuals and user guides at all-guides.com P R OL OG Y DV D-557 SERVICE MANUAL S P E C IF IC AT ION P owe r re quire me nt 12 V D C c a r ba tte ry ( ne ga tive e a rth) Operating temperature -10 C to +70 C...
  • Page 2: Product Safety Servicing Guidelines For Video Products

    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 AND NEVER SUBJECT: X-RADIATION PERFORM CUSTOMIZED INSTALLATIONS WITHOUT MANUFACTURER'S APPROVAL. NAUTHORIZED MODIFICATIONS WILL NOT ONLY VOID THE WARRANTY , BUT MAY LEAD TO 1.BE SURE PROCEDURES AND INSTRUCTIONS TO ALL SERVICE PERSONNEL COVER THE YOUR BEING LIABLE FOR ANY RESULTING PROPERTY DAMAGE OR USER INJURY.
  • Page 3: General Servicing Precautions

    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 ADDENDUMS, read and Some semiconductor (solid state) devices can be follow the SAFETY PRECAUTIONS NOTE : if unforeseen damaged easily by static electricity.
  • Page 4 All manuals and user guides at all-guides.com...
  • Page 5 All manuals and user guides at all-guides.com...
  • Page 6 All manuals and user guides at all-guides.com Electrical Trouble Shooting Guide Connection of unit is correct Setting of unit is correct Is power noraml? Refer to power guide Is fluoresce Refer to display guide display corrct? Is open/close Refer to open/close guide noraml? Is LOGOout? Refer to logo guide...
  • Page 7 All manuals and user guides at all-guides.com Power Circuit abnormal(For main board) START Check D307 Is 1pin of Q404 DC 12V? Check Q401 U403 L401and peripheral Is 40pin of U201 DC 5V? components. Check ACC and ACC fuse. Is 26pin of U201 DC 5V? Check Zd401 and peripheral components.
  • Page 8 All manuals and user guides at all-guides.com B Display abnormal (For main board) START Check if pin14 of CN201voltage of DC 8V? Check if pin 16 of 201 voltage of DC5V? Does the screen appear? Check the key board according to key schematic Check the key board according to key Is display normal?
  • Page 9 All manuals and user guides at all-guides.com IN/OUT abnormal (For main board) THE disc can't be injected Check R205 R245 L201 Is 7,8pin of Lb1641 DC 12V? 1.Check cn8 at S&D board , connection Is Voltage between 2 and 10pin of Lb1641 between it and MCU DC 4.6V after eject-key being pressed? 2.Check Zd201 ,Lb1641...
  • Page 10 All manuals and user guides at all-guides.com D Logo Display abnormal(For S&D board (SERVO and Decoder board) Is vlotage for CN202 normal? Check Connection of Main board and S&D board No Logo display Change S&D board Having picture,no color or color Check decoder part and change Y1 disappered during playback.
  • Page 11 All manuals and user guides at all-guides.com E Read disc abnormal(For S&D board) DISC IN Refer to Focus abnormal Focus on? Refer to laser abnormal Is laser normal? Refer to disc turn abnormal Does the disc turn? Refer to TOC abnormal Can TOC be read? Normal...
  • Page 12 All manuals and user guides at all-guides.com Video abnormal Check the connection of M5705 and Zr36748 Only Logo display Check decoder part and change Y2 Having picture, no colour or colour disappeared during playback. Check decoder part and change Y2 Having picture, but picture disappeared during playback.
  • Page 13 All manuals and user guides at all-guides.com Audio abnormal(For main board) Refer to rear out abnormal Is the rear channel normal? Is the front channel and Refer to front out abnormal sbw channel normal? Is the power amplifier Check U301 and peripheral components. normal? Normal...
  • Page 14 All manuals and user guides at all-guides.com Turner abnormal(For main board) Auto search abnormal Check P9V, if P9V is 9V,check Q110 Q115 and peripheral components. Is 13pin of U101 9V? If P9V is 0V, check according to main board power schematic Check Tc9257 X101 and peripheral components Is X101 oscillating? Is 12pin of U101 9V at FM...
  • Page 15 All manuals and user guides at all-guides.com I CDC abnormal(For main board) CDC does not work Check Fb503 Is 2,4pin of CDC normal? Check correlative print wire Is connection of 1pin of CDC with U201 normal? Normal CDC audio abnormal Is pin8 of U501 Dc9? If not, check correlative printed wire else, check peripheral components.
  • Page 16 All manuals and user guides at all-guides.com J Focus abnormal(For S&D board) No focus 1. Check connection cord.. Does normal voltage at FO+ 2. Replace pickup and FO- of CN2? 1.Check connection between 14,7pin of BA5954 and FCS+,FCS- of CN2 Does normal voltage 2.Check if Y3 normal operation at U9 pin 14,7?
  • Page 17 All manuals and user guides at all-guides.com K Laser abnormal(For S&D board) No laser 1.Check connections between M5705 and Sp3721 Does normal voltage at pin 25 of U2? 2.check Sp3721 and peripheral components. Check Sp3721 and peripheral components Does normal voltage at 24,22pin of U2? Check Q1 Q2 and peripheral components Does normal Voltage at cathode of D2,D3? Change pick up...
  • Page 18 All manuals and user guides at all-guides.com L Turn abnormal(For S&D board) Disc doesn't turn Check connection of mechanism Check if voltage of H- and H+,H1-and H1+,H2- and H2+,H3- and H3+ of CN3 are different. Check connections between Ba 5954 and Check If voltage of 11 and 12 pin of U9 are different.
  • Page 19 All manuals and user guides at all-guides.com M TOC abnormal(For S&D board) TOC does not read Limited switch is closed. Refer to laser guide Is laser on? Check slide motor and connections to decoder board. Is FOK normal? 1.Check connections between 11,13 pin of U2 Does normal A, B, C, D signal at 11-14 and 13pin of CN2 pin of U2?
  • Page 20 All manuals and user guides at all-guides.com Rear out abnormal(For main board) Rear out no sound or sound abnormal Check connections between Main board and Is the 13,15 pin of S&D board CN603 normal? Is the 4,14 pin of Check connections between CN603 and U603 U603 abnormal? Is the 1,7 pin of Check U604 and peripheral components...
  • Page 21 All manuals and user guides at all-guides.com J Front out abnormal(For main board) Front out no sound or sound abnormal Check connection between CN603 and U503 Is 16,17pin of U503 normal? Check U503 and peripheral components Is 3,4,29,30pin of U503 normal? Check U701 and peripheral components Check U706 and peripheral components Is sbw channel normal?
  • Page 22 All manuals and user guides at all-guides.com...
  • Page 23 All manuals and user guides at all-guides.com...
  • Page 24 All manuals and user guides at all-guides.com REF No. PART No. PART NAME REF No. PART No. PART NAME 2-C22J-0107-M0-0A Electrolytic CAP 100uF/6.3V 2-C22J-0107-M0-0A Electrolytic CAP 100uF/6.3V 2-R41B-0103-J0-FA Resistor chip 1/16W 2-C22J-0107-M0-0A Electrolytic CAP 100uF/6.3V 2-R41B-0203-J0-FA Resistor chip 1/16W 2-C22J-0107-M0-0A Electrolytic CAP 100uF/6.3V 2-R41B-0103-J0-FA Resistor chip...
  • Page 25 All manuals and user guides at all-guides.com REF No. PART number PART NAME REF No. PART number PART NAME 2-L66E-FB01-00-1A Impedance at 100MHz:120 2-J130-00R5-00-03 30PIN*0.5mm 2-L66E-FB01-00-1A Impedance at 100MHz:120 2-J111-0001-00-04 11PIN*1.0mm 2-L66E-FB01-00-1A Impedance at 100MHz:120 2-L66E-FB01-00-1A Impedance at 100MHz:120 2-J106-1R25-01-00 6PIN*2.0mm 2-L66E-FB01-00-1A Impedance at 100MHz:120...
  • Page 26: Main Board

    All manuals and user guides at all-guides.com REF. No. PART NUMBER PART NAME REF. No. PART NUMBER PART NAME MAIN BOARD C203 2-C15B-0103-K0-WA Capacitor Chip 0.01uF/16V ±10% C204 2-C15B-0103-K0-WA Capacitor Chip 0.01uF/16V ±10% Capacitor 2-C15E-0103-M0-YA Capacitor Chip 0.01uF/16V ±20% C205 2-C15B-0103-K0-WA Capacitor Chip 0.01uF/16V...
  • Page 27 All manuals and user guides at all-guides.com REF. No. PART NUMBER PART NAME REF. No. PART NUMBER PART NAME C325 2-C292-0474-M0-00 Electrolytic CAP 0.47uF/50V ±20% C452 2-C15B-0103-K0-WA Capacitor Chip 0.01uF/16V ±10% C326 2-C292-0474-M0-00 Electrolytic CAP 0.47uF/50V ±20% C453 2-C15B-0103-K0-WA Capacitor Chip 0.01uF/16V ±10% C327...
  • Page 28 All manuals and user guides at all-guides.com REF. No. PART NUMBER PART NAME REF. No. PART NUMBER PART NAME C603 2-C254-0107-M0-0D Electrolytic CAP 100uF/16V ±20% C724 2-C252-0106-M0-0D Electrolytic CAP 10uF/16V ±20% C604 2-C15B-0103-K0-WA Capacitor Chip 0.01uF/16V ±10% C725 2-C259-0227-M0-0D Electrolytic CAP 220uF/16V ±20% C605...
  • Page 29 All manuals and user guides at all-guides.com REF. No. PART NUMBER PART NAME REF. No. PART NUMBER PART NAME R131 2-R41B-0102-J0-FA Resistor chip 1KΩ ±5% 1/16W R303 2-R41B-0203-J0-FA Resistor chip 20KΩ±5% 1/16W R132 2-R41B-0222-J0-FA Resistor chip 2K2±5% 1/16W R314 2-R41B-0473-J0-FA Resistor chip 47KΩ±5% 1/16W...
  • Page 30 All manuals and user guides at all-guides.com REF. No. PART NUMBER PART NAME REF. No. PART NUMBER PART NAME R480 2-R160-0332-J0-FA Resistor 3K3Ω±5% 1/2W R617 2-R41B-0103-J0-FA Resistor chip 10KΩ±5% 1/16W R484 2-R43E-0103-J0-FA Resistor chip 10KΩ±5% 1/8W R618 2-R41B-0392-J0-FA Resistor chip 3.9KΩ...
  • Page 31 All manuals and user guides at all-guides.com REF. No. PART NUMBER PART NAME REF. No. PART NUMBER PART NAME R689 2-R41B-0822-J0-FA Resistor chip 8.2KΩ ±5% 1/16W 2-L60B-0601-00-0A Impedance at 100MHz:600Ω R690 2-R41B-0822-J0-FA Resistor chip 8.2KΩ ±5% 1/16W 2-L60B-0601-00-0A Impedance at 100MHz:600Ω R691 2-R41B-0822-J0-FA Resistor chip...
  • Page 32 All manuals and user guides at all-guides.com REF. No. PART NUMBER PART NAME REF. No. PART NUMBER PART NAME L101 2-L26E-0100-K0-0A 10uH/0.5A Q411 2-E200-6402-00-00 IRLML6402 PCHANNEL 3.3mH,,Q90min,2 Q419 2-E200-6402-00-00 IRLML6402 PCHANNEL L102 2-L400-0332-K0-00 52KHz Q420 2-T20X-2020-00-00 KTC2020D L111 2-L700-101K-00-3D 100uH/0.5A Q601 2-T20C-3265-00-0A KTC3265Y...
  • Page 33 All manuals and user guides at all-guides.com REF. No. PART NUMBER PART NAME REF. No. PART NUMBER PART NAME D402 2-D10L-4001-00-0A ISR154-400 U403 2-UA00-P502-00-0A XC6202P502PR REG D403 2-D10L-4001-00-0A ISR154-400 U404 2-UM0B-2576-00-00 CM2576S-5 D405 2-D10L-4001-00-0A ISR154-400 U405 2-UA0B-7815-00-00 78D15 D601 2-D10B-4148-00-0A 1N4148 U409 2-UA0B-7815-00-00...
  • Page 34 All manuals and user guides at all-guides.com REF. No. PART NUMBER PART NAME REF. No. PART NUMBER PART NAME Resistor chip 4K7±5% 1/16W TACT SWITCH 2-R41B-0472-J0-FA K1~K17 2-Q212-3MBS-00-00 Resistor chip 4K7±5% 1/16W CAM-C73 R905 2-R41B-0472-J0-FA CON3 2-J216-0001-MI-08 Resistor chip 4K7±5% 1/16W ENCODE R939...