Manuale d’uso / di manutenzione del prodotto 42PD7A10A del fabbricante Hitachi
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CAUTION: Before servicing this chassis, it is important that the service technician read the “Safety Precautions” and “Product Safety Notices” in this service manual.
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 .
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.
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 sig.
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.
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.
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.
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.
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 1.
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.
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.
12 42PD7200 (PW2) : shoule be adjusted should be followed previous data ADJ Function Max. Default No value FORMATTER VIDEO TUNER PDP ADJ.
13 42PD7200 (PW2) : shoule be adjusted should be followed previous data ADJ Function Max. Default No value FORMATTER VIDEO TUNER PDP ADJ.
14 42PD7200 (PW2) : shoule be adjusted should be followed previous data ADJ Function Max. Default No value FORMATTER VIDEO TUNER PDP ADJ.
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.
16 42PD7200 (PW2) : shoule be adjusted should be followed previous data ADJ Function Max. Default No value FORMATTER VIDEO TUNER PDP ADJ.
17 42PD7200 (PW2) : shoule be adjusted should be followed previous data ADJ Function Max. Default No value FORMATTER VIDEO TUNER PDP ADJ.
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.
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 H.
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.
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.
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.
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.
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.
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.
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.
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.
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 o.
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 Ye.
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 .
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 Formatte.
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 Q.
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 p.
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 I60.
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 .
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).
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.
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.
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 .............................
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.
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 .
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.
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 Q6.
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.
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 DH.
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.
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.
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 .
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.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Hitachi 42PD7A10A è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Hitachi 42PD7A10A - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Hitachi 42PD7A10A imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Hitachi 42PD7A10A ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Hitachi 42PD7A10A, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Hitachi 42PD7A10A.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Hitachi 42PD7A10A. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Hitachi 42PD7A10A insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
