LG-HDR899-hdd-sm 电路图 维修手册.pdf

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1、DVB-T/HDD/DVD RECORDER SERVICE MANUAL MODELS : HDR899/1000 CAUTION BEFORE SERVICING THE UNIT, READ THE “SAFETYPRECAUTIONS” IN THIS MANUAL. MODELS : HDR899/1000SERVICE MANUAL Website Internal Use Only RadioFans.CN 收音机爱 好者资料库 Copyright 2008 LG Electronics. Inc. All right reserved. Only for training an

2、d service purposes LGE Internal Use Only CONTENTS SECTION 1.SUMMARY SECTION 2.CABINET Model : 2. To MOVE from OP! to another option. Pleasebutton on the remote control. 3. To CHANGE the Option Code. Pleasebutton on the remote control. 4. To APPLY the Option Code. After change the option press ENTER

3、button on remote control. 5. To INITIALIZE the system. Press CLEAR button on the remotecontrol together with OPEN on the Front panel about 2sec. 6. To exit from the Option Code menu without Initialize the system. Just turn off the power and turn on again. DiscRead Time DVD018 Sec OK CD021 Sec NG OP1

4、 : 0000000000M : 10.013 OP2 : 0000000000E : FF(OR) OP3 : 0000000000 OP4 : 0000000000 OP5 : 0000000000 OP6 : 0000000000 OP7 : 0000000000Write : OK OP8 : 0000000000E x i t : MP OP9 : 0000000000Move : OPA : 0000000000E d i t : 1-7 Copyright 2008 LG Electronics. Inc. All right reserved. Only for trainin

5、g and service purposes LGE Internal Use Only UPGRADE THE MAIN & LOADER PROGRAM 1. MAKING UPGRADE DISC 1) Do Physical format as ISO9660 or JOLIET file system 2) Dont care about the CD Volume label 3) Write RH300 B_E & LOADER file on Root 4) Write I_O file on Root Note) You cant write steps 3 and 4 on

6、 the same disc. Use the different disc to write another step. * OPTIONAL PARTS 1) B_E LG_RH300_UPDATE_PAL.ROM 2) LOADER DvdS617.rs6, Yas617.din 3) I_O io_micom_update.hex 2. UPGRADE FLASH (MAIN & LOADER) and I_O 1) Put Upgrde DISC on the Set 2) After Disc Reading, You can see below screen * OPTIONAL

7、 PARTS 1) MAIN ONLY B_E UPGRADE 2) LOADER ONLY LOADER UPGRADE 3) ALL B_E & LOADER UPGRADE 3) Press ENTER (or OK) KEY. You can see both current and upgrade version. 4) Press PLAY KEY. Start upgrading. 5) After upgrading, Automatically open tray. Eject the Disc. Reboot the Set 6) Put I_O update disc a

8、nd repeat 1) 5) 1-8 Copyright 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only SPECIFICATIONS GENERAL Power requirementsAC 200-240V, 50/60 Hz Power consumption30W Dimensions (approx.)430 X 49 X 275mm (w x h x d) without foot Net weight (appro

9、x.)4kg Operating temperature5C to 35C Operating humidity5% to 65% Television systemPAL I, B/G, I/I, SECAM D/K, K1 color system Recording formatPAL RECORDING Recording formatDVD Video Recording, DVD-VIDEO Recordable mediaHDD (320GB), DVD-RW, DVD-R, DVD+RW, DVD+R, DVD+R (Double Layer), DVD-RAM Recorda

10、ble timeDVD (4.7GB): Approx. 1 hour (XP mode), 2 hours (SP mode), 4 hours (LP mode), 6 hours (EP mode), 14 hours (MLP mode) DVD+R DL (8.5GB): Approx. 3hours (XP mode), 3.8 hours (SP mode), 7.3 hours (LP mode), 9.1 hours (EP mode), 21 hours (MLP mode) HDD (320GB, MPEG2 Recording): Approx. 85 hours (X

11、P mode), 165 hours (SP mode), 323 hours (LP mode), 456 hours (EP mode), 935 hours (MLP mode) Video recording format Sampling frequency27MHz Compression format MPEG2 (VBR supported) Audio recording format Sampling frequency 48kHz Compression format Dolby Digital PLAYBACK Frequency response DVD (PCM 4

12、8kHz): 8Hz to 22kHz, CD: 8Hz to 20kHz DVD (PCM 96kHz): 8Hz to 44kHz Signal-to-noise ratioMore than 90dB (AUDIO OUT connector) Harmonic distortionLess than 0.02% (AUDIO OUT connector) INPUTS Dynamic rangeMore than 95dB (AUDIO OUT connector) ANTENNA INAntenna input, 75ohms VIDEO IN 1.0 Vp-p 75ohms, sy

13、nc negative, RCA jack x 1 / SCART x 2 AUDIO IN2.0 Vrms more than 47kohms, RCA jack (L, R) x 1 / SCART x 2 DV IN4 pin (IEEE 1394 standard) USB IN4 pin (USB 1.1 standard) OUTPUTS VIDEO OUT1Vp-p 75, sync negative, SCART x 2 S-VIDEO OUT(Y) 1.0V (p-p), 75, sync negative, Mini DIN 4-pin x 1(C) 0.3V (p-p)

14、75 COMPONENT VIDEO OUT(Y) 1.0V (p-p), 75, sync negative, RCA jack x 1, (PB)/(PR) 0.7V (p-p), 75, RCA jack x 2 HDMI video/audio output19 pin (HDMI standard, Type A) Audio output (digital audio)0.5V (p-p), 75, RCA jack x 1 Audio output (optical audio)3V (p-p), Optical connector x 1 Audio output (analo

15、g audio)2Vrms (1kHz, 0dB), 600, RCA jack (L, R) x 2 / SCART x 2 2-1 Copyright 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only SECTION 2 CABINET & MAIN CHASSIS CONTENTS EXPLODED VIEWS.2-2 1. CABINET AND MAIN FRAME SECTION.2-2 2. DECK MECHANIS

16、M SECTION (RS-06A).2-3 3. PACKING ACCESSORY SECTION.2-4 2-2 Copyright 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only OPTIONAL PARTS 462 250 462 462 A 468 A47 SMPS A54A 253 HDMI BOARD CABLE7 468 468 C A54 468 G I/O BOARD 260 261 261 264 465

17、470 465 465 320 A44 A43 CABLE1 452 KEY 452 275 452 275 452 D A50 TIMER 468 B A46 MAIN BOARD 471 468 C E D 280 286 281 B A CABLE6 468 261 261 CABLE5 CABLE10 G 104 F A53 CABLE11 F E 468 410 101 261 A26 273 468 468 261 A43A 274 A52 300 CABLE2 EXPLODED VIEWS 1. CABINET AND MAIN FRAME SECTION 285 2-3 Cop

18、yright 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only 2. DECK MECHANISM SECTION (RS-06A) Main C.B.A A005 1431 1434 1437 A006 1025 1432 1432 1041 1002 A001 A46A 1033 1034 1032 1020 1439 1046 1047 1011 1013 1017 1433 1026 1016 1015 1012 1038

19、1432 1036 1001 1003 RS-06A(DR-11H) 1030 1437 1043 10451019 1018 2-4 Copyright 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only 3. PACKING ACCESSORY SECTION 808 Battery 900 Remote Control Instruction Assy 803 Packing 803 Packing 802 Box OPTION

20、AL PARTS 810 Accessory Assembly 804 Bag 806 RCA Plug(Black) 801 811 812 Plug Assy 1way Plug Assy 2way 821 SCART Cable 3-1 Copyright 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only SECTION 3 ELECTRICAL CONTENTS ELECTRICAL TROUBLESHOOTING GUID

21、E.3-2 1. POWER SUPPLY ON SMPS BOARD .3-2 2. POWER SUPPLY ON I/O BOARD.3-4 3. SYSTEM CIRCUIT PART.3-9 4. DISC NOT RECOGNIZED.3-9 5. WHEN PLAYING DISC, NO AUDIO OUTPUT.3-10 6. NO OPTICAL/DIGITAL OUTPUT.3-11 7. NO TUNER AUDIO OUTPUT .3-12 8. NO EXTERNALAUDIO INPUT.3-13 9. NO RGB/COMPONENT VIDEO SIGNAL

22、WHEN PLAY DISC.3-14 10. NO COMPOSITE/S-VIDEO SIGNAL WHEN PLAY DISC.3-15 11. NO TV, EXTERNAL INPUT VIDEO SIGNAL.3-16 12. NO DV (IEEE1394) INPUT (VIDEO/AUDIO) SIGNAL.3-17 WAVEFORMS.3-18 1. SMPS BLOCK.3-18 2. SYSTEM BLOCK .3-20 3. VIDEO BLOCK (COLOR BAR INPUT).3-23 4. AUDIO BLOCK (1kHz SINEWAVE INPUT).

23、3-24 5. SERIAL INTERFACE BLOCK (BETWEEN MAIN AND I/O).3-25 6. TUNER BLOCK.3-26 7. HDMI BLOCK .3-27 WIRING CONNECTION DIAGRAM.3-28 1. WIRING CONNECTION DIAGRAM 1.3-28 2. WIRING CONNECTION DIAGRAM 2.3-29 3. WIRING CONNECTION DIAGRAM 3.3-30 BLOCK DIAGRAMS.3-31 1. VERALL BLOCK DIAGRAM.3-31 2. SMPS BLOCK

24、 DIAGRAM.3-32 3. POWER MAIN BLOCK DIAGRAM.3-33 4. POWER I/O BLOCK DIAGRAM.3-34 5. A/V BLOCK DIAGRAM.3-35 6. AUDIO OUT BLOCK DIAGRAM.3-36 7. HDMI BLOCK DIAGRAM .3-37 CIRCUIT DIAGRAMS.3-39 1. SMPS 1 CIRCUIT DIAGRAM.3-39 2. SMPS 2 CIRCUIT DIAGRAM.3-41 3. MPEG CIRCUIT DIAGRAM.3-43 4. FLASH/DDR/DV CIRCUI

25、T DIAGRAM.3-45 5. ATAPI, HDMI & USB CIRCUIT DIAGRAM.3-47 6. I/O, -COM CIRCUIT DIAGRAM.3-49 7. DECODER & MIC CIRCUIT DIAGRAM.3-51 8. SCART/RCACIRCUIT DIAGRAM.3-53 9. HDMI CIRCUIT DIAGRAM.3-55 10. TIMER CIRCUIT DIAGRAM (8 & 9 TOOLS).3-57 11. KEY CIRCUIT DIAGRAM (8 & 9 TOOLS).3-59 CIRCUIT VOLTAGE CHART

26、.3-61 PRINTED CIRCUIT BOARD DIAGRAMS.3-65 1. MAIN P.C.BOARD.3-65 2. I/O P.C.BOARD.3-67 3. POWER P.C.BOARD.3-71 4. TIMER & KEY P.C.BOARD.3-73 5. HDMI P.C.BOARD.3-75 3-2 Copyright 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only Is the D127 nor

27、mal? ELECTRICAL TROUBLESHOOTING GUIDE 1. POWER SUPPLY ON SMPS BOARD No 5.3VA YES Is the F101 normal?Replace the F101 (Use the same fuse) YES NO Is the BD101 normal? Replace the BD101 YES NO Is the TH01 normal?Replace the TH01 YES NO Is the Vcc (10V - 17V) supplied to IC101 Pin 6? Is the D102 normal?

28、 YES NO NO Check or replace the D102 Is the D128 normal?Replace the D128 YES NO Is there about 2.5V at the IC103 Pin 1? Replace the IC103 YES NO Is the D121 normal?Replace the D121 YES NO Is the D122 normal?Replace the D122 YES NO Is the D125 normal?Replace the D125 YES NO Is the D124 normal?Replace

29、 the D124 YES NO Replace the D127 YES NO Is the D126 normal?Replace the D126 YES NO Power line of I/O PCB is short 3-3 Copyright 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only No 5V for HDD & DVD drive Is there about 5.5V at the IC156 Pin 1

30、? Check D125 and replace YES YES NO Is there about 4V 5V at the IC156 Pin 4? Check the “PWR CTLH” signal from -COM YES NO Check the IC156 and replace No 12V for HDD & DVD drive Is there about 13.5V at the IC155 Pin 1? Check D124 and replace YES YES NO Is there about 4V 5V at the IC155 Pin 4? Check t

31、he “PWR CTL H” signal from -COM YES NO Check the IC155 and replace 3-4 Copyright 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only No 12VT 2. POWER SUPPLY ON I/O BOARD Check D124 on SMPS board and replace YES YES NO Is the Vcc (14V) supplied t

32、o Q164 collector? Check Q164 and replace YES NO Is there about 12.5V at ZD151 & Q164 base? Check D126 on SMPS board and replace YES NO Is the Vcc (33V) supplied to Q162 emiter? Check Q162 and replace YES NO Is there about 0V at Q162 base? Check the “TIMER_H” signal from -COM YES NO Is there about 5V

33、 at R170 and 0.7V at Q156 base? Check Q156 and replace 3-5 Copyright 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only No 5VT Check Q152 and replace Is the Vcc (5.3V) supplied to Q155 emiter? Check 5.3VA on SMPS board YES YES NO Is there about

34、 0V at D152 and Q152 vollector? Check Q155 and replace YES NO Is there about 5V at R180 and 0.7V at Q152 base? Check the “TIMER H” signal from -COM YES NO No 33VT Check Q152 and replace Is the Vcc (33V) supplied to Q161 emiter? Check D126 on SMPS board and replace YES YES NO Is there about 0V at Q15

35、2 collector? Check Q161 and replace YES NO Is there about 5V at R180 and 0.7V at Q152 base? Check the “TIMER H” signal from -COM YES NO 3-6 Copyright 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only No 5.0VD Is there about 5.3V at the IC153 P

36、in 1? Check 5.3VA on SMPS board YES YES NO Is there about 4V 5V at the IC153 Pin 4? Check the “PWR CTL H” signal from -COM YES NO Check the IC153 and replace No 2.5V Is there about 3V 3.8V at the IC151 Pin 1? Check D154 and D127 on SMPS board YES YES NO Is there about 4V 5V at the IC151 Pin 4? Check

37、 the “PWR CTL H” signal from -COM YES NO Check the IC151 and replace No 3.3V Is there about 3.8V at the IC152 Pin 1? Check D127 on SMPS board and replace YES YES NO Is there about 4V 5V at the IC152 Pin 4? Check the “PWR CTL H” signal from -COM YES NO Check the IC152 and replace 3-7 Copyright 2008 L

38、G Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only No SW_5.3VA Is the Vcc (5.3V) supplied to Q158 emiter? Check 5.3VA on SMPS board YES YES NO Is there about 0V at R179 and R156? Check the “STANBY H” signal from -COM YES NO Check Q158 and replace No

39、SW_FD(+) Is the Vcc (FD+) supplied to Q163 collector? Check D121 on SMPS board and replace YES YES NO Is there about 5.3V at R184 and Q153 collector? Check Q163 and replace YES NO Is the VCC (5.3V) supplied to Q153 emiter? Check 5.3VA on SMPS board YES NO Is there about 0V at Q153 base? Check the “S

40、TANBY H” signal from -COM YES NO Check Q153 and replace 3-8 Copyright 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only No 1.8V There is 1,8V at IC155 Pin 2, 4 Is the Vcc (3.3V) supplied to Pin 3 IC155? Check 3.3V power supply YES YES NO IC155

41、 defect NO No 1.25V Check the IC154 and replace Is there about 5.3V at the IC154 Pin 2? Check 5.3VA on SMPS board YES YES NO Is there about 4V 5V at the IC154 Pin 5? Check the “PWR CTL H” signal from -COM YES NO 3-9 Copyright 2008 LG Electronics. Inc. All right reserved. Only for training and servic

42、e purposes LGE Internal Use Only “Please wait” displayed continue at power on 3. SYSTEM CIRCUIT PART Check PVM02 Pin 25 IC 701 Pin 19 YES YES NO IC1306 Pin 5 : ? (/HOST-RESET) Replace X1101 YES NO X1101 : Clock oscillated? (13.5MHz) Check IC1201 (Flash memory) & IC1101 YES NO AR1105 Pin 3 : ? IC1201

43、 Pin 32: ? IC1101 defect NO R1173, R1174 : ? DISC not recognized 4. DISC NOT RECOGNIZED Check SMPS YES NO Check driver power? 5V, 12V Change MEDIA TEST YES NO Check ATAPI connector Check loader 3-10 Copyright 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only When playing DISC, no Audio output Replace IC902 IC902 Pin 1, 7 : Is there a signal Check IC902 Pin 8 (12VT) Check IC904 Pin 5, 6, 7, 8 : . Pin 3, 4 (Host CLK & DATA) : NONO YES YES IC1101 defect 5. WHEN PLAYING DISC, NO