Hitachi 42PD7A10 manual

CAUTION: Before servicing this chassis, it is important that the service technician read the “Safety Precautions” and “Product Safety Notices” in this service manual. ATTENTION: Avant d’effectuer l’entretien du châassis, le technicien doit lire les «Précautions de sécurité» et les «Notices de sécurité du produit» présentés d[...]

1 42PD7200 (PW2) CAUTION FOR SAFETY Please read this page before repair the monitor . This page explains to following items for keep the safety of set and prevent to accident during repair work. We explain by symbol at happen the damage or injury when took wrong repair . W arning This symbol means "possible to die or heavy damage" Caution[...]

2 42PD7200 (PW2) PRECAUTIONS How to clean the plasma screen panel of the monitor Before cleaning the monitor , turn off the monitor and disconnect the power plug from the power outlet. T o prevent scratching or damaging the plasma screen face, do not knock or rub the surface with sharp or hard objects. Clean the screen with a soft cloth moistened w[...]

3 42PD7200 (PW2) 2. Specifications Panel Ambient conditions Power supply Power consumption/at standby Audio output (RGB input) Input terminals Input terminals Input terminals RF Video System Input signals Input signals Sync signals (RF input) (Video input) Output Signal T emperature Relative humidity Net dimensions (excluding Speaker s/Stand) Net w[...]

4 42PD7200 (PW2) 3. Service points Lead free solder This product uses lead free solder (unleaded) to help preserve the environment. Please read these instructions before attempting any soldering work. Caution: Always wear safety glasses to prevent fumes or molten solder from getting into the eyes. Lead free solder can splatter at high temperatures [...]

5 42PD7200 (PW2) 4. Component names [Main unit] [Remote control] Control panel • Adjustment buttons are located on the bottom. • The back cover is provided with indications to distinguish the adjustment buttons. MENU button SUB-POWER button VOLUME UP/DOWN buttons ( ADJUST buttons) INPUT SELECT button (OK button) SELECT button SELECT button • [...]

6 42PD7200 (PW2) 5. New adoption technology [System control micom I001(M30627)] Pin function table No. PIN MANE I/O 1 VREF (+5.0V) I 2 +5.0V I 3 NC I/O 4 OSD_DATA I/O 5 OSD_CLK I/O 6 HP_VOL I/O 7 FE.AGC_O(M) I/O 8 DATA_OUT(FC) I/O 9 DATA_IN(FC) I/O 10 CLK(FC) I/O 11 EDID_PROTECT I/O 12 TRAP_MAIN I/O 13 GND I 14 CNVSS(FLASH) I 15 DSUB COMP I/O 16 RG[...]

7 42PD7200 (PW2) No. PIN MANE I/O FUNCTION 51 CPUGO(PM_CPU) I/O 52 EPM (FLASH) I/O 53 VIDEO.DET_1 I/O 54 SCL1 I/O 55 SDA1 I/O 56 HDMI-RESET I/O 57 HDMI-HPD_RESET I/O 58 VIDEO.DET_2 I/O 59 VIDEO.DET_3 I/O 60 TUNER.DET_1 I/O 61 CE (FLASH) I/O 62 STAND.CIR_DET I/O 63 SW_L_OUT I/O 64 SW_R_OUT I/O 65 M_SW I/O 66 INITIALIZE I/O 67 D.RESET(DARST) I/O 68 D[...]

8 42PD7200 (PW2) No. PIN MANE I/O FUNCTION 101 CONTROL I/O 102 SCL0 I/O 103 SDA0 I/O 104 SCL3(EEPROM) I/O 105 SDA3(EEPROM) I/O 106 HDMI_CIR_DET I/O 107 EXT_RESET I/O 108 OSD_CS I/O 109 FC_ENABLE I/O 110 NC I/O 111 NC I/O 112 IRQ_DTT I/O 113 DTT_POWER I/O 114 DISPEN I/O 115 HDMI_A_SW I/O 116 SCL5 I/O 117 SDA5 I/O 118 FUNC_1 I/O 119 FUNC_2 I/O 120 NC[...]

9 42PD7200 (PW2) Block diagram[...]

10 42PD7200 (PW2) 6. Adjustment ● How to get to Adjustment mode Using the front control buttons with the set turned off (standby) can activate it. Press the SUB-POWER( ) button, INPUT SELECT( ) button and button at the same time, and hold for more than 5 seconds. The set turns on in adjustment mode with OSD. ● Changing data and Selecting Adjust[...]

11 42PD7200 (PW2) Service adjustment items by I 2 C-bus control (MAIN Part)  : shoule be adjusted   should be followed previous data ADJ Function Max. Default No value FORMATTER VIDEO TUNER PDP ADJ. Items Mode PWB PWB PWB PANEL 0S U B _ CONTRAST ( RF ) Main 15 8 1S U B _ CONTRAST ( AV1 ) Main/Sub Com p osite mod e 15 8 2S U B _ CONTR[...]

12 42PD7200 (PW2)  : shoule be adjusted   should be followed previous data ADJ Function Max. Default No value FORMATTER VIDEO TUNER PDP ADJ. Items Mode PWB PWB PWB PANEL Changed Component 100 Free 101 Free 102 Free 103 Free 104 Free 105 Free 106 Free 107 Free 108 Free 109 Free 110 Shar p ness Gain ( RF ) BG/DK/I Sub 15 8 111 Shar p n[...]

13 42PD7200 (PW2)  : shoule be adjusted   should be followed previous data ADJ Function Max. Default No value FORMATTER VIDEO TUNER PDP ADJ. Items Mode PWB PWB PWB PANEL Changed Component 200 Cb offset1 Main 15 8 201 Free 202 Cr offset1 Main 15 8 203 Free 204 Cb offset1 Sub 15 8 205 Free 206 Cr offset1 Sub 15 8 207 Free 208 MVM 㧔 V[...]

14 42PD7200 (PW2)  : shoule be adjusted   should be followed previous data ADJ Function Max. Default No value FORMATTER VIDEO TUNER PDP ADJ. Items Mode PWB PWB PWB PANEL Changed Component 300 2D-YNR Li m 30 301 BLK EXP 30 302 CKILL 10 303 Out p ut Clam p 10 304 In p ut Clam p aut o 11 305 Int Clam p Manual 10 306 C-ENH A 10 307 YC-MI[...]

15 42PD7200 (PW2)  : shoule be adjusted   should be followed previous data ADJ Function Max. Default No value FORMATTER VIDEO TUNER PDP ADJ. Items Mode PWB PWB PWB PANEL Changed Component 400 A CSESET Exce p t NTSC3.58 3 2 401 A CSFSET Exce p t NTSC3.58 3 2 402 A YMESET Exce p t NTSC3.58 3 3 403 A YMFSET Exce p t NTSC3.58 3 3 404 A Y[...]

16 42PD7200 (PW2)  : shoule be adjusted   should be followed previous data ADJ Function Max. Default No value FORMATTER VIDEO TUNER PDP ADJ. Items Mode PWB PWB PWB PANEL Changed Component 497 VCORA : VCO ran g e select 30 498 CRNTA : chan g e p um p current selec t 70 499 TESTA : Matchin g Test to allow increment of stabilit y counte[...]

17 42PD7200 (PW2)  : shoule be adjusted   should be followed previous data ADJ Function Max. Default No value FORMATTER VIDEO TUNER PDP ADJ. Items Mode PWB PWB PWB PANEL Changed Component 592 U pp er Limits Value for S y nc Detect of 2ms interva l For Free Runnin g at AV mod e 254 45 593 U pp er Limits Value for S y nc Detect of 2ms [...]

18 42PD7200 (PW2) Service adjustment items by I 2 C-bus control (SUB adjust menu) (*The change to a sub menu. press “ok” key after no.659 with a main menu)  : shoule be adjusted  : should be followed previous data ADJ Function Max. Default No. Value FORMATTER VIDEO TUNER PDP ADJ. Items Mode PWB PWB PWB PANEL 0 R DRIVE1 [ RF/VIDEO/DSUB-COM[...]

19 42PD7200 (PW2)  : shoule be adjusted  : should be followed previous data ADJ Function Max. Default No. Value FORMATTER VIDEO TUNER PDP ADJ. Items Mode PWB PWB PWB PANEL Changed Component 92 Horizontal Corin g Level [ HECOR1 ] NTSC-RF 15 3 93 ( Enhancer Gain )[ HECOR2 ] PAL-RF / ޓ Multi p icture 15 2 94 [ HECOR3 ] NTSC-VIDEO 15 1 95 [ HECO[...]

20 42PD7200 (PW2)  : shoule be adjusted  : should be followed previous data ADJ Function Max. Default No. Value FORMATTER VIDEO TUNER PDP ADJ. Items Mode PWB PWB PWB PANEL Changed Component 184 Menu Init. Color Tem p . ( Cool [ 0 ] /Normal [ 1 ] /Warm [ 2 ] /B&W [ 3 ]) For D y namic 3 0 185 Menu Init. Color Tem p . ( Cool [ 0 ] /Normal [ [...]

21 42PD7200 (PW2) Item Power Unit Vs, V a Adjustment Applicable Model All models Preparation Procedure (1) Turn on the set and perform pre-heat run more than 1 min on burn-in screen. (1) Turn Vs ADJ to adjust Vs voltage to be within ±0.1V of the value specified in the label on the panel. Adjust within ± 1V at Vs1 Adjust within ± 0.1V at Vs2 (2) [...]

22 42PD7200 (PW2) Item Applicable Model All models Preparation Procedure (1) Input 576p or 480p adjustment signal into A V4 terminal. (1) Receive 576p or 480p adjustment signal on A V4 terminal input. Indicate Service Adjustment Menu. (2) (3) Select No.652 (RGB amplitude gain adjustment Main) of Service Adjustment Menu. Press [OK] key more than 2 s[...]

23 42PD7200 (PW2) Item Applicable Model All models (1) (1) (2) (3) (3) (4) (4) Video Color T emperature Adjustment (Cool) Set the signal generator output as All White. Picture Menu is set as [RESET]. After receiving the video signal, step down the two (or one) among adjustment No. 0, 1, 2 and adjust the values as shown below . Note) At least one of[...]

24 42PD7200 (PW2) Item Applicable Model All models Preparation Procedure (1) Set signal generator output as All White (Window ratio: 100%). (1) (2) Component signal (480i) Video level : 0.700Vp-p Sync level : 0.300Vp-p Setup level : 0V (2) <Specification> Video color Color temperature (Normal) x=0.285 0.005 y=0.293 0.005 (3) (4) Check that Pi[...]

25 42PD7200 (PW2) Item Applicable Model All models Preparation Procedure (1) Set signal generator output as All White (Window ratio: 100%). (1) (2) Component signal (480i) Video level : 0.700Vp-p Sync level : 0.300Vp-p Setup level : 0V (2) (3) (4) Check that Picture Menu is set as [RESET] mode. (3) (4) Video Color T emperature Adjustment (B&W) [...]

26 42PD7200 (PW2) 7. T roubleshooting How to get to Burn-in mode This mode displays the test patterns of some single color raster in turn. These signals are from built-in generator of PDP panel. So it can be presumed that maybe the panel has some trouble when the screen of Burn-in mode is abnormal. Using the front control buttons with the set turne[...]

27 42PD7200 (PW2) Power No Ye s Power cannot be turned on (LED does not light) Is the input voltage applied to Power supply unit? ( CN61 , ) AC inlet Power sw itch AC Fuse F902 T6.3AH 250V Are the voltages applied to CN63 pins and CNPPS pins of Power supply unit ? [CN63] +5V [CNPPS] +30V +3.3V + 5V +12V +10V Joint / Formatter PWB Power supply unit [...]

28 42PD7200 (PW2) T eletext [T uner PWB Circuit] No Teletext Are waveforms at QT03(E),QT04(E) and QT05(E) Are waveforms at pin 46,47,48 of IT01 No No pin 31 of IT01 (TV,CV)? No Is waveform at pin 25 of PTV2 ( TV , CV ) ? Check Video PWB No Yes Yes Yes Yes Check PTV2 connector Check QT03,QT04,QT05 Check around IT01 Check around QT01,QT02 Is waveform[...]

29 42PD7200 (PW2) TV Signal [T uner PWB Circuit] Is waveform at pin 49 of PTV2 (TV,CV?) Is waveform at pin 7 of I101 ( TV , CV ) ? No Is waveform at pin 18 of U101 (TV,CV)? No Check U101 No Yes Yes Yes Check Video PWB Check Q106 Check around Q101,Q102,Q103 No Picture of TV[...]

30 42PD7200 (PW2) TV Sound [T uner PWB Circuit] Are waveforms at pin 30,31 of IN01(L,R)? Is waveforms at pin 2 of IN01 (SIF)? NO No Is waveforms at pin 22 of U101 (SIF)? No Check U101 Yes Yes Yes Yes Check PTV2 connector or Video PWB Check arpund QN01,QN02 Is voltage at ( "H" ) ? Check around IN01 Yes How about base of QK02? No No Check Q[...]

31 42PD7200 (PW2) Picture [Video PWB Circuit] No picture, no color or dark Ԙ Trouble of Sub picture Sub picture ? YES (Sub picture) Are waveforms at TP65(Y), TP66(Cb) and TP67(Cr) ? NO Check Formatter PWB YES NO Are waveforms at 64pin(Y), 62pin(Cb) and 60pin(Cr) of I601? Check Q603, Q604 and Q605 YES NO Component or RGB - Video Input ? Check I601 [...]

32 42PD7200 (PW2) Trouble of Sub picture Are waveforms at TP68(Y), TP69(Cb) and TP6A(Cr) ? Check Formatter PWB YES NO Are waveforms at 42pin(Y), 44pin(Cb) and 46pin(Cr) of I601? Check Q607, Q608 and Q609 YES NO Component or RGB-Video In p ut ? Check I601 and Input terminals YES (Component Video/RGB-Video) NO (RF/Composite Video/ S-Video/HDMI) Are w[...]

33 42PD7200 (PW2) Synchronization [Video PWB Circuit] No Sync or Invalid Sync Trouble of Sub picture Sub picture ? YES (Sub picture) Are waveforms at TP61(H) and TP62(V) ? NO (Single picture or Main picture) Check Formatter PWB YES NO Are waveforms at 61pin(H) and 58pin(V) of I601? Check I602 YES NO Component Input ? Check I601 and Input terminals [...]

34 42PD7200 (PW2) Trouble of Sub picture Are waveforms at TP63(H) and TP64(V) ? Check Formatter PWB YES NO Are waveforms at 45pin(H) and 48pin(V) of I601? Check I602 YES NO Component Input ? Check I601 and Input terminals YES (Component Video) NO (RF/Composite Video/ S-Video/RGB-Video/HDMI) Are waveforms at 33pin(H) and 34pin(V) of I601? Check I601[...]

35 42PD7200 (PW2) No picture, no color or dark Are waveforms at QH20<E>(Y), QH21<E>(Cb) and QH22<E>(Cr)? Check ETV3 and VIDEO PWB Check IH13 Are waveforms at 12pin(Y), 15pin(Cb) and 7pin(Cr) of IH13? Check QH20, QH21 and QH22 YES NO YES NO No sound Are waveforms at 37pin(L) and 35pin(R) of PHV1? Check ETV3 and VIDEO PWB Are wavefo[...]

36 42PD7200 (PW2) 8. Self-Diagnosis Function This chassis has 2 modes of self-diagnosis function. (1) PDP panel check mode: It indicates the one latest record of the PDP panel failure with blinking of the power indication light (LED). (2) Signal circuit check mode: It indicates the check result on some points of the signal circuit and the history o[...]

37 42PD7200 (PW2) Code stored up in failure history Self checking item Problem Phenomenon Cause C10 No sync. (Snow noise) OSD of “ ! Check Antenna ” appears. No connection of ANT cable Preset tuning is not yet H11 Tuner problem Cannot receive the main signal from antenna Communication error of U101 H15 Composite video SW IC problem Cannot recei[...]

38 42PD7200 (PW2) 9. Basic circuit diagram W aveform I201(SUB.V)(53) PIN I201(MAIN.V)(44) PIN I501 YIN(S-VIDEO)(44) PIN I501 CIN(S-VIDEO)(43) PIN I501 YIN(Comb)(5) PIN I501 CIN(Comb)(7) PIN TP65(MY) TP68(SY) TP66(MPB) TP69(SPB) TP6A(SPR) TP67(MPR) TP61(MH) 5.0 Vp-p TP63(SH) TP64(SV) TP62(MV) 1V 1H 0.3Vp-p 1H 2Vp-p 1H 1.0Vp-p 1H 1.4Vp-p 1H 1. 2 Vp-p[...]

39 42PD7200 (PW2) FIL TER/T ACT SW/LED RECEIVER/ SP . TERMINAL L/SP . TERMINAL R board ............................ 41 VIDEO board 1 ....................................................................... 42 VIDEO board 2 ....................................................................... 43 VIDEO board 3 .......................................[...]

40 42PD7200 (PW2) MEMO[...]

41 42PD7200(PW2) 9. Basic circuit diagram 1 2 3 4 5 6 6 1 2 3 4 5 D ABC EF G[...]

42 42PD7200(PW2) 1 2 3 4 5 6 6 1 2 3 4 5 D ABC EF G[...]

43 42PD7200(PW2) 1 2 3 4 5 6 6 1 2 3 4 5 D ABC EF G[...]

44 42PD7200(PW2) 1 2 3 4 5 6 6 1 2 3 4 5 D ABC EF G[...]

45 42PD7200(PW2) 1 2 3 4 5 6 6 1 2 3 4 5 D ABC EF G[...]

46 42PD7200(PW2) 1 2 3 4 5 6 6 1 2 3 4 5 D ABC EF G[...]

47 42PD7200(PW2) 1 2 3 4 5 6 6 1 2 3 4 5 D ABC EF G[...]

48 42PD7200(PW2) 1 2 3 4 5 6 6 1 2 3 4 5 D ABC EF G[...]

49 42PD7200(PW2) 1 2 3 4 5 6 6 1 2 3 4 5 D ABC EF G[...]

50 42PD7200(PW2) 1 2 3 4 5 6 6 1 2 3 4 5 D ABC EF G[...]

51 42PD7200(PW2) 10. Printed wiring board diagram FILTER board SW board TACT SW board SP TERMINAL R board LED/RECEIVER board SP TERMINAL L board[...]

52 42PD7200(PW2) reference table Mainly chip parts reference table Mainly chip parts AUDIO board ( side-A ) AUDIO board ( side-B ) CIR.No. Position D409 B6 CIR.No. Position D408 C5 D411 C5 D412 C5 I401 C6 I404 B5 I405 D2 I406 B6 I407 B5 I408 C4 I409 A5 I411 C3 I412 C2 PAF1 B4 PAF2 D6 Q401 B4 Q402 A5 Q403 B5[...]

53 42PD7200(PW2) Mainly chip parts reference table JOINT board ( side-A ) JOINT board ( side-B ) CIR.No. Position CIR.No. Position DJ31 E4 PJI2 E8 DJ32 E5 QJ31 E5 DJ33 E5 QJ32 E5 IJ31 E5 QJ33 E6 PJF1 F6 PJF2 F7 PJF3 B8 PJF5 D8 PJJ1 E8[...]

54 42PD7200(PW2) VIDEO board ( side-A ) CIR.No. Position CIR.No. Position CIR.No. Position CIR.No. Position CIR.No. Position CIR.No. Position CIR.No. Position CIR.No. Position D203 C5 IE01 I5 L305 L4 L608 B2 LE14 H6 Q303 J4 Q607 B2 X215 C6 D204 E2 IE02 J4 L306 L2 L610 A4 LE15 H6 Q304 J2 Q608 B2 X216 B6 D501 I2 IR01 G2 L307 J4 L611 A2 LE16 I4 Q305 J[...]

55 42PD7200(PW2) VIDEO board ( side-B ) Mainly chip parts reference table CIR.No. Position CIR.No. Position CIR.No. Position CIR.No. Position D201 F6 Q213 D4 Q513 C4 Q616 B3 D205 D2 Q214 D5 Q518 F3 Q617 B3 D206 D3 Q215 D5 Q519 B5 Q618 B3 D207 D3 Q218 E3 Q603 C2 Q619 B3 Q0E2 D2 Q504 G3 Q604 B2 Q620 A3 Q0E4 D2 Q505 G3 Q605 B2 QH01 E4 Q205 G6 Q506 G3 [...]

56 42PD7200(PW2) TUNER board ( Side-B ) TUNER board ( Side-A ) Mainly chip parts reference table Mainly chip parts reference table CIR.No. Position I101 B3 I102 B5 I103 B5 IN01 B4 IT01 B2 IT02 C1 IT03 B2 L102 E3 L104 A3 LN01 C5 LN02 C4 LN03 B3 LT01 A2 CIR.No. Position LT02 C3 PTV2 B6 Q101 D5 Q102 D4 Q103 D4 Q104 D3 Q105 C3 QN01 C5 QN02 C4 QN10 B5 Q[...]

57 42PD7200(PW2) HDMI board ( Side- A ) HDMI board ( Side-B ) CIR.No. Posit ion CIR.No. Posit ion CIR.No. Posi tion CIR.No. Posit ion DH11 E3 IH11 E4 LH18 C3 QH18 B4 DH12 E2 IH12 E3 LH19 B3 QH19 B5 DH13 E2 IH13 C2 LH20 B3 QH20 B2 DH14 E3 IH14 C3 LH21 C4 QH21 A 2 DH15 E2 IH15 C5 LH22 B3 QH22 B2 DH16 B4 IHR1 E5 LH23 D5 QH30 E3 DH20 C4 JH11 C1 PHD1 F5[...]

58 42PD7200(PW2) 1 1. Block diagram[...]

59 42PD7200(PW2) 12. Connection diagram 1 2 3 4 5 6 7 8 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 1 2 3 4 5 6 7 8 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 TUNER VIDEO 1 2 30V GND 3 4 GND 5V 5V 5 GND 12V GND 10V 6 7 8 9 10 11 12 13 GND 12V GND 10V 1 2 STB 5V N.C. 3 4 N.C. GND Pow[...]

60 42PD7200(PW2) wiring diagram for 42PD7200 1/2 POWER UNIT LEAD with FERRITE CORE No.6 SK Binder side T o joint PWB No.1 1 to the next page 13. Wiring diagram LEAD with FERRITE CORE[...]

61 42PD7200(PW2) wiring diagram for 42PD7200 2/2 POWER UNIT No.1 1 FERRITE CORE FERRITE CORE No.6 PURSE LOCK SK Binder SK Binder Joint FERRITE CORE SP terminal R SP terminal L FIL TER SK Binder POWER SW FORMA TER 13 4 PSC2 PFJ3 PJF3 FERRITE CORE SK Binder side No.7 8 9 3 Detail (*2) Clamp the wire as wiring diagram. (*2) (*2) (*2)[...]

62 42PD7200(PW2) Disassembly diagram (42V) (13P CONNECTOR) A52 Gasket Gasket[...]

63 42PD7200(PW2) The figure of FHP Panel Module (42V) Rear view The state of a panel simple substance. 㧔ޓޓޓޓޓޓޓ 㧕 No. (1) (2) (3) (4) (5) (6) Spare Part Name Panel Module LOGIC PWB Ass’y X-SUS PWB Ass’y Y -SUS PWB Ass’y A-BUS L PWB Ass’y A-BUS R PWB Ass’y FPF42C128128UD-55 FPF28R-LGC0045 FPF28R-XSS0026 FPF28R-YSS0027 FPF28R-ABL[...]

64 42PD7200(PW2) Panel Module (42V) [The assembled form in a product (before servicing)] Joint Holder X8 *Remove these holders and apply the handles/ attachment for packing.[...]

THE UPDATED PARTS LIST FOR THIS MODEL IS AVAILABLE ON ESTA[...]

Hitachi, Ltd. Tokyo, Japan International Sales Division THE HITACHI ATAGO BUILDING, No. 15 –12 Nishi Shinbashi, 2 – Chome, Minato – Ku, Tokyo 105 - 8430, Japan. Tel: 03 35022111 HITACHI EUROPE LTD, Whitebrook Park Lower Cookham R oad Maidenhead Berkshire SL6 8YA UNITED KINGDOM Tel: 01628 643000 Fax: 01628 643400 Email: consumer - service@hita[...]