Hitachi P42A01 Service Manual Download | Manualshive

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TROUBLESHOOTING GUIDE

THE PICTURE DOES NOT
APPEAR (1)

Is CD3809 connected?

Connect CD3809.

Is there signal at
IC3901?

Change IC3901.

Yes

No

Yes

No

Is there signal at
IC4400?

Check IC4400 and
peripheral circuit.

Change SCALER PCB.

Is CP3904, CP3905
connected and is there
signal?

Connect CP3904, CP3905.
Caeck IC4400 and peripheral
circuit.

No

No

Yes

Yes

Is CP3904, CP3905
connected?

Connect CP3904, CP3905.

No

Yes

E-2

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Summary of Contents for P42A01

Page 1: ...ervice Ingenieur die Sicherheitshinweise und Hinweise zurProduktsicherheit indiesemWartungshandbuchzulesen SERVICE MANUAL MANUEL D ENTRETIEN WARTUNGSHANDBUCH Data contained within this Service manual is subject to alteration for improvement Les données fournies dans le présent manuel d entretien peuvent faire l objet de modifications en vue de perfectionner leproduit Die in diesem Wartungshandbuch...

Page 2: ...PLACING EEPROM MEMORY IC ELECTRICAL ADJUSTMENTS TROUBLESHOOTING GUIDE BLOCK DIAGRAMS SCALER MICON2 INTERFACE AV SWITCH2 AV JACK AV JACK2 STEREO 21 PIN POWER SOUND AMP PRINTED CIRCUIT BOARDS AV SCALER OPERATION FILTER POWER SW REMOCON SIDE JACK CONNECTOR DIAGRAM MECHANICAL EXPLODED VIEW REPLACEMENT PARTS LIST A1 1 A1 2 A1 2 A2 1 A2 2 A3 1 A3 6 B1 1 B1 9 B2 1 B2 2 C 1 C 2 D 1 D 3 E 1 E 5 F 1 F 2 F 3...

Page 3: ...he eternal exposure metal Note 2 should be more than 2 5M ohm by using the 500V insulation resistance meter Note 1 If the insulation resistance is less than 2 5M ohm the inspection repair should be required Note 1 If you have not the 500V insulation resistance meter use a Tester Note 2 External exposure metal Antenna terminal Screw 21pin jack Side RCA jack Rrar RCA jack Headphone jack 4 BE CAREFUL...

Page 4: ...l the old silicon grease Old grease may cause damage to the IC and Transistor IMPORTANT Please include the following informations when you order parts Particularly the VERSION LETTER 1 MODEL NUMBER and VERSION LETTER The MODEL NUMBER can be found on the back of each product and the VERSION LETTER can be found at the end of the SERIAL NUMBER 2 PART NO and DESCRIPTION You can find it in ESTA ...

Page 5: ...ers Main Power Switch Channel UP Channel DOWN Volume UP Volume DOWN INPUT button Sub Power button To display the menu screen Press both VOL ϵ buttons at the same time for more than 1 seconds to display the menu screen CH ϳ ϴ buttons VOL ϵ buttons and INPUT as ENTER button can be used to select or enter the desired setting during the menu screen operations Front Panel A2 1 ...

Page 6: ...ure Volume Up Down CHI II Index This is exclusively for TV audio A2 NICAM mode Channel Up Down Mute Colour Red Green Yellow Blue TV Text TVÖTextÖTV TextÖOFF This switches between the TV mode and the Teletext mode STATUS Hold Teletext Timer display Hold the text page Subtitle Displays the Teletext Subtitle directly SKIP Reveal Press this button to skip the channel Displays hidden information MENU C...

Page 7: ...40 4MHz FP FS 5 5 6 0 6 5 6 5MHz Digital Auto Tuning Method ALL Band Not C C I R CH Plan Preset CH Analog 99 Digital Stereo Dual TV Sound NICAM A2 Dual Tuner Sound Muting Yes G 3 Power Power Source AC 220 240V AC 50 60Hz DC Power Consumption at AC 320 W at AC 230 V 50 Hz at DC Stand by at AC 1 W at 230V 50Hz Stand by EPG Timer Per Year kWh Year Protector Power Fuse Yes Safety Circuit Yes IC Protec...

Page 8: ...es 8 Yes 9 Yes 0 Yes FREEZE Yes VOLUME Yes AUDIO RESET Yes CH PAGE Yes VOLUME Yes MUTE Yes CH PAGE Yes RED Yes GREEN Yes YELLOW Yes BLUE Yes TEXT MIX TV Yes STATUS HOLD Yes TEXT SUBTITLE Yes SKIP REVEAL Yes MENU Yes GUIDE Yes EXIT Yes Yes Yes ENTER CH LIST Yes Yes Yes QUICK VIEW TEXT SUB PAGE Yes TV RADIO Yes PICTURE SIZE Yes Universal Keys PAUSE Yes PLAY Yes STOP Yes REW Yes FF Yes SKIP Yes SKIP ...

Page 9: ...et Yes Picture PC Brightness Contrast Yes HOR Position VER Position Yes Phase Clock Yes AUTO ADJUST No RED GREEN BLUE Yes WXGA INPUT Yes WVGA INPUT Yes Reset Yes Audio Nicam Yes Tone Control Bass Treble Balance Yes Perfect Volume STABLE SOUND Yes Surround Yes Speakers Variable Audio Out Yes HDMI1 Yes HDMI2 Yes BBE No SRS WOW SRS 3D Focus Tru Bass No Reset Yes Setup Auto Tuning Yes Manual Tuning Ye...

Page 10: ...mon Interface Digital tuner only No Ch sorting based on Ch List Digital Germany only No Ch Allocation Digital No Rename Carrier Digital No Edit Event Timer No Software Update vir CI Slot No Preference Language Audio Subtitle Digital Service Digital No Ch Organizer Fav Lock Skip Go To Delete Rename Move Move to No Parental Lock Digital No DVB Subtitle Digital No PC Monitor Input Yes VGA 640x400 Yes...

Page 11: ...ese w Guarantee Card Yes English Greek Remote Control Unit Yes Rod Antenna No Poles Terminal Loop Antenna W Antenna Change Plug No Terminal U V Mixer No DC Car Cord Center No Guarantee Card No Warning Sheet No Circuit Diagram No Antenna Change Plug No Service Facility List No Important Safeguard No Dew AHC Caution Sheet No Quick Setup Sheet Yes Same languages as Owner s Manual Battery Yes UM size ...

Page 12: ...onitor Audio Input Alternative HDMI Input 2 Yes Audio Input HDMI DVI In use Mini Pin Jack 3 5 STEREO Diversity No Ext Speaker No DC Jack 12V Center No VHF UHF Antenna Input Analog DIN Type AC Inlet Yes CI Card Slot No Side Video Input 3 RCA x 1 Audio Input RCA x2 L MONO R S Input Yes Other Terminal Headphone G 13 Set Size Approx W x D x H mm 1 070 x 310 x 764 5 G 14 Weight Net Approx 33 6kg 74 1 l...

Page 13: ... REMOVAL METHOD OF PDP MODULE Remove the 13 screws 1 Remove the Cover Back Remove the 24 screws 2 Remove the 2 screws 3 Remove the 4 screws 4 Remove the Cabinet Back 1 1 CABINET BACK COVER BACK 1 2 3 4 5 6 Cover Back Cabinet Back 2 2 2 2 2 2 2 2 2 2 2 1 1 4 1 1 1 1 1 1 1 1 1 1 1 4 4 4 2 2 3 3 2 2 2 2 2 2 2 2 2 2 2 ...

Page 14: ... DISASSEMBLY INSTRUCTIONS 1 2 STAND ASS Y Spread a sheet on the plane table and place the PDP Module carefully with the panel face down Remove the 4 screws 1 Remove the Stand Ass y 1 2 3 Stand Ass y 1 1 1 1 ...

Page 15: ... CP3801 CP3802 CP3808 CP3809 CP4400 Scaler PCB CP3906 CP3909 CP7200 Filter PCB CP501 CD510 Remove the 4 screws 1 Remove the 9 screws 2 Remove the 4 screws 3 Remove the Chassis Ass y 1 3 CHASSIS BLOCK 1 2 3 4 5 Chassis Ass y Filter PCB AV PCB 1 1 1 1 2 2 2 2 2 2 2 2 3 3 3 3 2 Scaler PCB ...

Page 16: ...STRUCTIONS Remove the 8 screws 1 Remove the 4 screws 2 Remove the Side Jack Hold the Frame Main carefully and remove the PDP Module 1 4 PDP MODULE 1 2 3 4 PDP Module Frame Main Frame Main Side Jack 1 1 1 1 1 1 1 1 2 2 2 2 ...

Page 17: ...NSTRUCTIONS Remove the 22 screws 1 Remove the Shield Main Remove the PDP Filter 1 5 PDP FILTER 1 2 3 Shield Main Top Shield Main L Shield Main R Shield Main Bottom PDP Filter 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

Page 18: ...of the packing box be careful not to rub the appearance When the surface becomes dirty use a cloth which is soft and dust free and wipe it in a circular motion When very dirty lightly use alcohol on the cloth to wipe Do not use alcohol for the back side Do not apply it to direct sunlight the characteristics may change When you inspect for scratches and dirt use a light to check for air bubbles on ...

Page 19: ...fully When you remove the cover do not scratch the FPC on both ends of PDP Module Hold all four ends of the holder and be careful not to touch the glass area Be careful not to damage the vacuum exhaust pipe Moisture condensation may damage the PDP Module so leave it in the service room for 48 hours Reuse the cover vinyl sheet and screws when returning the PDP Module 1 2 3 4 5 6 7 NOTES FOR NEW PDP...

Page 20: ...set Refer to 1 5 PDP FILTER Assemble the Frame Main to the PDP Module Hold the Frame Main carefully and install the New PDP Module on the set Install the Side Jack Ass y and Button Frame Ass y on the set Refer to 1 4 PDP MODULE 1 7 PDP MODULE 1 2 3 4 5 PDP Module Frame Main Frame Main Screw Screw Screw Screw Screw Screw Screw Screw ...

Page 21: ...e correct Install the Cabinet Back and Cover Back Refer to 1 1 CABINET BACK COVER BACK 1 9 CABINET BACK COVER BACK Before install the Cabinet Back check if the Bond PART NO Y118011000 Flame Retadant Tape and UL Tape as shown in the photo 1 8 CHASSIS BLOCK9 1 Bond Bond Bond Bond Tape Tape Tape PDP Module Bond Bond Bond Bond STANDARD LINE STANDARD LINE ...

Page 22: ...t the IC leads using a blower type IC desoldering machine Refer to Fig 2 2 2 Fig 2 2 NOTE Do not rotate or move the IC back and forth until IC can move back and forth easily after desoldering the leads completely When IC starts moving back and forth easily after desoldering completely pickup the corner of the IC using tweezers and remove the IC by moving with the IC desoldering machine Refer to Fi...

Page 23: ...2 8 Thin tip Soldering Iron NOTE When the IC leads are bent during soldering and or repairing do not repair the bending of leads If the bending of leads are repaired the pattern may be damaged So always be sure to replace the IC in this case Finally confirm the soldering status on four sides of the IC using a magnifying glass Confirm that no abnormality is found on the soldering position and insta...

Page 24: ... of factory TV data NOTE If you set factory initialization the memories are reset such as the channel setting and the POWER ON total hours Can be checked of the INITIAL DATA of MEMORY IC Refer to the WHEN REPLACING EEPROM MEMORY IC VOL DOWN Minimum 1 2 sec VOL DOWN Minimum 6 2 sec VOL DOWN Minimum 9 2 sec POWER ON ALL mode POWER ON Display of the Adjustment MENU on the screen Refer to the ELECTRIC...

Page 25: ...cessary Repeat steps 4 to 6 until all data has been checked When satisfied correct DATA has been entered turn POWER off return to STANDBY MODE to finish DATA input After the data input set to the initializing of shipping Turn POWER on Press both VOL DOWN button on the set and Channel button 1 on the remote control for more than 2 seconds After the finishing of the initializing of shipping the unit...

Page 26: ...cal adjustments 1 Pattern Generator Fig 2 2 TV 01 H POSI OSD FULL PAL 176 2 1 WHITE BALANCE 1 2 3 4 5 6 7 8 Place the set in Aging Test for more than 90 minutes Receive the greyscale pattern from the Pattern Generator Press the INPUT button on the remote control to set to the AV mode Using the remote control set the brightness and contrast to normal position Activate the adjustment mode display of...

Page 27: ...GHT CENT 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 129 128 128 128 128 128 128 128 128 128 128 128 33 BRIGHT MAX 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 180 1...

Page 28: ...U93301 06CU192201 Item Board PART NO HITACHI PART NO A SCALER PCB ASS Y PCBDS0 A32V01DDS0B 8 10 9 CD501 CD7200 CD4400 CORD CONNECTOR CUU67801 CORD CONNECTOR CU285002 CORD CONNECTOR CUZV4201 06CUU67801 06CU285002 06CUZV4201 CD3809 CORD CONNECTOR CU1F3901 06CU1F3901 CD3906 CORD CONNECTOR CU25502 06CU255502 CD3909 CORD CONNECTOR CU236501 06CU236501 B C E D AV PCB ASS Y PCBD20 OPERATION PCB ASS Y PCB2...

Page 29: ...en Is there voltage at pin 3 of CP3802 5V Is there voltage at pin 3 of IC3800 AT3 3V Change F500 Check CP3802 and peripheral circuit Or change PSU Power Suply Unit Change SCALER PCB No Yes Check IC3800 and peripheral circuit Or change AV PCB No Yes Yes No E 1 ...

Page 30: ...nal at IC3901 Change IC3901 Yes No Yes No Is there signal at IC4400 Check IC4400 and peripheral circuit Change SCALER PCB Is CP3904 CP3905 connected and is there signal Connect CP3904 CP3905 Caeck IC4400 and peripheral circuit No No Yes Yes Is CP3904 CP3905 connected Connect CP3904 CP3905 No Yes E 2 ...

Page 31: ...302 Connect CD301 Change SP301 SP302 SP305 and SP306 Check IC302 and peripheral circuit Change AV PCB Yes No THE PICTURE APPEARS BUT THE AUDIO DOES NOT APPEAR Yes No Yes No Is there signal at pins 27 and 28 of IC904 Yes No Check IC904 and peripheral circuit Is CD3802 connected Connect CD3802 Yes No E 3 ...

Page 32: ...nal at pins 14 and 20 of IC100 Is there signal at pins C16 and A17 of IC3901 Is there signal at pins 6 and 8 of CP2800 Change IC100 No Yes THE STOP PICTURE PLEASE WAIT No No Yes Yes Change IC3901 Change DIGITAL PCB Change SCALER PCB E 4 ...

Page 33: ...the colour signal received Is CD7200 connected Change the setting of colour Receive the colour signal No Yes THE COLOUR DOES NOT APPEAR Yes No Yes No Is there signal at IC3901 Yes No Check IC3901 and peripheral circuit Change SCALER PCB Connect CD7200 E 5 ...

Page 34: ...Q104 REMOCON_IN 8 25 24 A_JACK_SW TUNER MONI_SW LCD PANEL MICON_DATA CP3903 A2001WV2 10P CP3901 A2001WV2 12P MICON IC IC100 R5F21124FP CP100 RESET IC101 PST3229NR EEP ROM IC 256K IC3903 AT24C256BN 10SU 1 8 26 G21 G20 C4 A5 C10 F21 F20 G23 G22 D2 D20 C8 C7 A9 B9 C9 K1 P1 R1 L1 U1 U2 C14 D20 C11 D11 B7 DPR0 7 DPG0 7 DPB0 7 DDHS DDVS DDCK DDEN VGA_R VGA_G VGA_B VGA_HS VGA_VS T1 V1 M1 AA1 Y1 SCL1 SDA1...

Page 35: ...3 BR24L32F WE2 6 15 14 3 CSDA 2 CSCL Q3605 DDVS H_INT RXT_RST CSDA X1 X2 WP SCL SDA RX TX UC_SDA 2 3 9 CP3602 Q3617 UC_SCL 8 22 P2 5 RXT0 RST 23 P2 5 RXT1 RST RXT0 RST RXT1 RST INTERFACE SCALER 36 8 7 5 40 2 3 EN 4 Q3606 LEVEL SHIFT LEVEL SHIFT 22 LEVEL SHIFT CSCL SW V SYNC P3 1 TXD P1 7 CSDA P3 0 RXD P1 0 PROGRAM P1 6 CSCL F 2 ...

Page 36: ...D0 6 D1 4 D1 12 10 CLK CLK 3 D2 1 D2 HDMI CONNECTOR CP3601 4 3 1 2 6 SCL 5 SDA RXT1_RST X3600 28 322MHz 67 66 59 L3600 ACM2012D 900 2P L3601 ACM2012D 900 2P Q3613 Q3612 BUFFER BUFFER R1PWR5V 33 Q3603 BUFFER Q3601 BUFFER 7 WP 4 3 1 2 4 3 1 2 4 3 1 2 R0XC R0X0 R0X0 63 62 R0X1 R0XC 58 R0X1 R0X2 R0X2 70 71 DSCL0 29 15 SCL 16 18 SDA POWER 9 D0 7 D0 6 D1 4 D1 12 10 CLK CLK 3 D2 1 D2 HDMI CONNECTOR CP360...

Page 37: ... IN J4403 AV2 13P2 07H AUDIOOUT COAXIAL L OUT R OUT SDA R 2 SCL R OUT L OUT L 3 SW AUDIO R TUNER OUT A2 NICAM SW AUDIO L IC904 SW VIDEOY J4402 MSP4410G QA C13 SW VIDEOC 4 RCA 349 00C 02 2 CVBS IN_2 6 MONITER OUT SCART2 OUT CVB SW CVBS 5 L 4 MM1501XNRE R 2 SW CVBS 4 2 21 RIN 6 21 GIN SCART2 OUT AUDIOL SW IC902 21 BIN 4 TUNER SIDEV IN MM1501XNRE SW TUNER SUBS 2 SIDEV IN 6 YUV Pb 4 SIDE TUNERCVBS SW ...

Page 38: ...2 1 POWER OFF POWER_FAIL 3 STBY 5V AT 5V IC3800 KIA78D33F 1 3 AT 3 3V CP3808 2 POWER2 3 DTV_POWE_H CP3801 4 SOUND B 5 6 P CON32V REG CON IC3805 TUNER 32V LA7995 M TLM 1 8V_REG IC3403 BD7820FP E2 1 5V_REG 2 1 HDMI_H IC3400 BD7820FP E2 2 1 4 P CON 1 5V DVP_POWER_H 5 4V 5 4V 5 4V SOUND 12V SOUND 12V SOUND 12V 10V 16V POWER2 POWER1 SCALER LVDS MICON ADC JACK AV SWITCH1 REGULATOR F 5 ...

Page 39: ... IC IC302 LV4900HR TLM E SP_AUDIO_OUT_L 21 SP301 SP302 SP_AUDIO_OUT_R 34 EAS12D175B FR050S1 B1 16 12 1 SOUND B 2 17 7 18 3 SP306 SP305 EAS12D175B FR050S1 B1 HEADPHON AMP IC IC300 NJM2151AV TE1 CP300 4 19 3 2 18 4 P CON 5V 1 20 HP_R HP_L F 6 ...

Page 40: ...01 C4433 C4431 C4416 C4424 C351 C352 C353 C350 R4318 R4325 C343 C300 R4326 R4327 CP3801 R3829 CP3809 CP3802_1 CP3808 C928 C906 C903 C911 C912 C923 C925 C937 R4457 W830 C4323 R4328 C311 C309 HS302 R302 W854 R4401 C4469 C4471 L4315 W906 C4491 W821 W822 W869 W876 W857 W856 W901 C3800_2 W806 HS3805 R907 R4465 R4464 R4314 C3810 C3834 C3830 J4403_1 C3832 IC4400 C950 C952 C4452 C4435 C4450 C4438 C4439 C4...

Page 41: ...8 C3647 C3646 C3645 C3644 C3643 C3640 C3639 C3636 C3635 C3634 C3633 C3632 C3625 C3623 C3622 C3621 C3620 C3619 C3618 C3617 C3616 C3614 C3611 C3610 C3607 C3606 C3603 C3601 C3600 C3434 C3431 C3423 C3421 C3419 C2804 C2803 C114 C112 C111 C110 B3908 B3905 B3903 B3902 B3900 B3608 B3607 B3606 B3605 B3603 R3920 R7329 C3604 C3605 R7332 W862 R7328 W940 W900 W841 R2825 W902 W821 R2812 C2808 W878 W829 W816 R72...

Page 42: ...501 C502 C503 C 500 C504 L500 F500 FH501 FH500 J501 R501 CD504 CHASSIS CD510 CHASSIS CEF296A CP2203 W856 W857 W855 W858 SW2203 C2204 R2202 R2201 R2205 C2209 R2203 R2206 R2204 SW2205 SW2201 SW2202 SW2204 SW2206 CEF297A SW501 CP503 CP502 CEF299A CP2251 OS2251 R2252 C2252 D2251 CEF298A TOP COMPONENT SIDE BOTTOM SOLDER SIDE SIDE JACK BOARD REMOCON BOARD BOTTOM SOLDER SIDE POWER SW BOARD BOTTOM SOLDER ...

Page 43: ...GND 21 R IN GND 21 G IN GND 21 B IN L IN GND GND L OUT R IN R OUT NC VIDEO IN GND RGB_DET SCART2_DET SCART1_DET TUNER OUT MONITOR OUT AV PCB PCBD20 CMF110 NC POWER1 POWER2 CP3808 NC NC POWER OFF GND STBY5V CP3802_1 SOUND GND SOUND GND SOUND GND SOUND 12V SOUND 12V SOUND 12V CP3801 NC 5 4V 5 4V 5 4V GND GND GND GND 10V 16V CD3906 P ON LED GND AT 5V REMOCON IN STANDBY LED P ON LED REMOCON PCB PCBDA0...

Page 44: ...05 127 201 201 201 130 201 201 201 201 201 201 129 125 201 201 201 201 130 126 101A 101B 201 101 201 201 201 PCBDA0 104 104A 104B 201 112 114 201 109 111 PCBD90 110 113 PCB320 201 201 101D 101C 201 101F 201 201 101F 101H 101I 202 101I 202 101J 201 101E 201 201 101E 101H 101I 202 101I 202 101J 101J 131 131 131 131 131 131 131 131 131 131 131 201 129 107B 107A 107 201 201 201 201 201 201 131 131 131...

Page 45: ...J 1 THE UPDATED PARTS LIST FOR THIS MODEL IS AVAILABLE ON ESTA ...

Page 46: ...47 Milano Italia ITALY Tel 39 02 487861 Tel 39 02 38073415 Servizio Clienti Fax 39 02 48786381 2 Email customerservice italy hitachi eu com HITACHI Europe AB Box 77 S 164 94 Kista SWEDEN Tel 46 0 8 562 711 00 Fax 46 0 8 562 711 13 Email csgswe hitachi eu com HITACHI EUROPE S A S Lyon Office B P 45 69671 BRON CEDEX FRANCE Tel 33 04 72 14 29 70 Fax 33 04 72 14 29 99 Email france consommateur hitachi...

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