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Hitachi 32PD3000, Руководство по обслуживанию

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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.

ATTENTION:

Avant d’effectuer l’entretien du châassis, le technicien doit lire les «Précautions de sécurité» 

et les «Notices de sécurité du produit» présentés dans le présent manuel.

VORSICHT:

Vor Öffnen des Gehäuses hat der Service-Ingenieur die „Sicherheitshinweise“ und „Hinweise 

zur Produktsicherheit“ in diesem Wartungshandbuch zu lesen.

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 

le produit.

Die in diesem Wartungshandbuch 

enthaltenen Spezifikationen können sich 

zwecks Verbesserungen ändern.

SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT

PLASMA TV

OCTOBER 2002

SM00033

AV3000E

Содержание 32PD3000

Страница 1: ...Service Ingenieur die Sicherheitshinweise und Hinweise zur Produktsicherheit in diesem Wartungshandbuch zu lesen 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 le produit Die in diesem Wartungsh...

Страница 2: ...ead lengths Furthermore where a short circuit has occurred replace those components that indicate evidence of overheating 6 Insulation resistance should not be less than 2MΩ at 500V DC between the main poles and any accessible metal parts 7 No flashover or breakdown should occur during the dielectric strength test applying 3KV AC or 4 25KV DC for two seconds between the main poles and accessible m...

Страница 3: ... solder from soldered joints when replacing components If leaded solder should be added to existing lead free joints mix in the leaded solder thoroughly after the lead free solder has been completely melted do not apply the soldering iron without adding solder When Servicing Soldering Iron A soldering iron with a temperature setting capability temperature control function is recommended The meltin...

Страница 4: ... 5 5 Switching Regulators 13 5 6 DC 5V Series Regulator 14 5 7 Connectors 14 6 FC4 BOARD DESCRIPTION 15 6 1 FC4 Board Block Diagram 15 7 PINOUT DATA 16 7 1 Micro controller Pin out SDA5550 16 7 2 AVC PDP Connectors 17 7 3 FC4 Connectors 18 8 SERVICING INFORMATION 21 8 1 Diagnostics 21 8 2 AV Board Troubleshooting 21 8 3 Power Board Troubleshooting 22 8 4 Service Menu Data 23 9 UNIT WIRING DIAGRAM ...

Страница 5: ...60W stand by 2W AVC 30W stand by 2W Colour system PAL SECAM NTSC4 43 NTSC3 58 PAL60 PAL SECAM NTSC4 43 NTSC3 58 PAL60 Sound system I B G H LL I B G H LL Tuning freq 45 889MHz VHF low VHF high Hyper UHF 45 889MHz VHF low VHF high Hyper UHF Position selection 100 0 99 positions Plus channel direct C S and frequency direct MHz 100 0 99 positions Plus channel direct C S and frequency direct MHz PC inp...

Страница 6: ...rough buffer Q101 to SAW filter SAW100 for VIF at pin 2 and 3 of IC100 and to SAW101 for SIF at pin 63 and 64 AV Controller Local keys 6 10 WAY Front AV in CVBS Y C L R Head Phone in SCART101 CVBS Y C L R AV Link TV out 50 WAY SCART102 CVBS RGB L R Monitor out SCART100 CVBS RGB L R Monitor out Y C plug Phono Y C Out CVBS Out Line Out L R fixed level RF input 19 WAY 7 WAY AND 9 WAY Power supply for...

Страница 7: ...re switched by SOUND SWITCH from IC301 pin 5 After group delay correction at pin 13 it is connected to pin 14 where TV picture is supplied into video switch The TV signal from pin13 is also connected to SCART1 as TV signal output Quasi Split Sound converted from SIF input is output at pin 5 to connect with sound decoder IC301 H and V sync pulses are output at pin 60 and 61 to go to FC MSC for Sync...

Страница 8: ...OM AV3 as monitor video output 20 Output L L switch for SAW filter in out at SAW101 22 Control Micro sw to switch SVHS or CVBS for front AV input 4 3 Sound AV3 Control Schematic Sheet 2 4 3 1 NICAM A2 Decoder and Sound Control QSS signal is coming from IC100 to pin 58 through amplifier Q308 Q307 The signal level at pin 58 should be 0 1 0 8Vp p Sound output L R at pin 28 and 29 are connected throug...

Страница 9: ... 4 3 2 Audio Switch Pin No Description 52 Input SCT101 AV1 sound L input 53 Input SCT101 AV1 sound R input 49 Input SCT100 TOP AV2 sound L input 50 Input SCT100 TOP AV2 sound R input 46 Input SCT100 BOTTOM AV3 sound L input 47 Input SCT100 BOTTOM AV3 sound R input 43 Input front AV FRONT sound L input 44 Input front AV FRONT sound R input 55 Input mono sound input from IC100 37 Output SCT101 AV1 s...

Страница 10: ... Board Schematic Sheet 3 For Component Input Progressive Sync Separation and Centre Audio Channel Sync separation for progressive YPbPr input 50Hz and 60Hz are carried out at TA1370 Input video signal is specifically given from AV4 and connected at pin 26 through clamping circuit constituted by QC25 QC28 Sync separation for all input signal other than Progressive input are carried out at TDA9321 p...

Страница 11: ...itch Audio switch Centre sound or AV4 components input L R Output goes to IC04 to switch another audio input supply voltage 9V at pin 14 IC07 BU4053 Analogue Switch for Sub video Supply voltage 9V at pin 16 IC09 M62320FP I O expanders Supply voltage 5V at pin 13 Control by I 2 C SDA at pin 3 and SCL at pin 2 4 4 1 TA1287 YUV RGB switch IC02 IC03 CRN Remarks IC02 YUV Main signal IC03 YUV from IC02 ...

Страница 12: ...t selected Audio centre selected 10 D05 Clamp source IC05 CP from TA1370 SC from TDA9321 11 D06 TV TEXT IC03 TEXT select RGB input TV 12 D07 N C 4 5 Power Circuit Level Shifter Schematic Sheet 4 Power Supply Connector PSP from Power Supply board Pin No Pin Name Remarks 1 POWER1 Power ON Stand by control H ON L Stand by 2 3 4 N C 5 5VSTB Stand by 5V for micro controller circuit 6 GND 7 8 N C 9 GND ...

Страница 13: ... Q700 Q701 Q705 Q706 OSD TEXT RGB at pin 58 59 60 are synchronised with progressive sync pulses 2H 32KHz at pin 32 and V 50 60Hz at pin 33 RGB and BLK are also converted to 5V operation at Q713 Q714 Q715 and IC707 AV link is bi directional bus from pin 10 of SCT101 made by Q709 D701 D703 For the micro input and output are separated The signal level is also converted between 3V3 in micro and 5V for...

Страница 14: ... 5V I Stand by 5V power supply 4 GND GND 5 RM IN O N C 6 A 5V I 5V 7 A D KEY 2 O Key in 1 8 A D KEY 1 O Key in 2 9 BS LED N C 10 MODEM LED At Front Control N C 4 7 COMB Filter SVHS Output Schematic Sheet 6 CVBS from IC100 pin 26 is filtered by C800 C801 L800 and C802 and connected to pin 3 Y C separate signals output from IC101 pin 25 23 are also filtered by Q801 base circuit and Q802 base circuit...

Страница 15: ... L Sound i p L Sound i p L Audio input L 10KΩ nominal 0 5Vrms min 0 2Vrms max 2Vrms 7 N C Blue in Blue in Blue 75Ω 0 7 0 1V 8 Switch Switch Switch Function switch 10KΩ 2nF Level 0 0 2V Level 1A 4 5 7V 16 9 Level 1B 9 5 12V 4 3 9 GND GND GND Green return 10 AVLINK N C N C AVlink TTL level 11 N C Green in Green in Green 75Ω 0 7 0 1V 12 N C N C N C Under consideration 13 GND GND GND Red return 14 GND...

Страница 16: ...Power Board Block Diagram 5 2 Switching Regulator Controller and Power MOS FET STR F6668B I901 Supply voltage at pin 4 Over 16V start operating over 10V keep operating To Frame GND AC in 100 240V Fuse F901 4A 250V Relay S901 Main Rectifier Standby Rectifier D902 D901 Standby DC DC Converter H901 Switching Transformer T901 Primary Secondary I932 DC DC Converter I931 D950 L931 STBY 5V to AV Board 30...

Страница 17: ...C voltage input 5 DC voltage input 7 Feedback input 1 Inputs 8 Feedback input 2 6 DC voltage output Outputs 9 DC voltage output 5 4 Photo coupler TLP621 I902 5 5 Switching Regulators SPI 8010A I930 Supply voltage DC 8 5 50V at pin 11 Pin No Description 11 DC voltage input Inputs 15 Feedback input Output 7 Switching output SI 8010GL I931 Supply voltage DC 8 50V at pin 5 Pin No Description 5 DC volt...

Страница 18: ... input Inputs 5 Output ON OFF Output 2 Switching output 5 6 DC 5V Series Regulator SI 3050LSA I932 Supply voltage DC 5 1 8V at pin 1 3 Pin No Description 1 DC voltage input Inputs 3 DC voltage input 7 DC 5V output Outputs 8 DC 5V output 5 7 Connectors PSP connector for AV Board PFP1 connector for FC4 unit PFP2 connector for FC4 unit ...

Страница 19: ...STB 5V A 5 5V A 5V AI 5S AI 5M REG GND TXD RXD RES 5V FEW MD2 FCK R R D 1 8V ZH 8 to each block microcomputer I F 3 3V PCCLMP 5V 3 3V STB 5V PSAVE RESET STB 5V D 3 3V D 3 3V DCR OUT DCB OUT DY OUT PDYS VD HD DACLK VPOL HPOL VDET HDET SCL SDA MCLAMPW TV PC ZF14 A 5V M61303FP Buff 5V 3 3V H1 V1 STB 5V LOOPFIL SW SFILSW1 2 A 5V REG PLL SAVD SCPO SAVDY CB CR SDVDY CB CR A 5V REG WFILSW1 2 LOOPFIL SW A...

Страница 20: ...M RESET OUT PDP reset 15 0 6 WC EEPROM OUT EEPROM enable 16 Port0 0 7 AV LINK OUT I AVLINK OUT AV link output 41 1 0 3WB CLOCK I 3WB CLOCK5V OUT 3 wire bus clock 42 1 1 FC ENABLE I FC ENABLE5V OUT FC enable 43 1 2 MSC ENABLE I MSC ENABLE5V OUT MSC enable 44 1 3 I OSD EN OUT PC OSD enable 45 1 4 I MSP RESET OUT MSP3410 reset 46 1 5 3WB DATA B 3WB DATA IN OUT 3 wire buses data 47 1 6 SCL 3V3 B SCL O...

Страница 21: ...t3 3 7 1900RX IN PDP communication via RS232C 48 4 2 MEM RD OUT SRAM output enable 49 Port4 4 3 MEM WR OUT SRAM write enable 7 2 AVC PDP Connectors 7 2 1 DVI74320 4004 24 way Digital Interface Cable Connector P301P PIN No AVC FC4 PDP PIN No AVC FC4 PDP 1 TX2 TX2 13 N C N C 2 TX2 TX2 14 5VAVDET 5VAVDET 3 SHIELD SHIELD 15 GND GND 4 N C N C 16 HPDET HPDET 5 N C N C 17 TXD TXD 6 SCLH SCLH 18 TXD TXD 7...

Страница 22: ...ame FC4 P001 Pin Name In Out Function Notes 1 GND GND I O I 2 C bus DATA 2 N C N C I O I 2 C bus CLOCK 3 GND GND GND 4 DATA DATA I O 3 wire DATA 5V CMOS 5 CLK CLK I 3 wire CLOCK 5V CMOS 6 GND GND GND 7 FC ENA FC ENA I FC micro enable 5V CMOS 8 MSC ENA OSD CS I MSC micro enable 5V CMOS 9 DATA OSD DATA I 3 wire DATA 5V CMOS 10 CLK OSD CLK I 3 wire CLOCK 5V CMOS 11 GND GND GND 12 N C N C 2H O 2H sync...

Страница 23: ...eo Cb 0 7v 0 03Vp p 29 MCr MCr I Video Cr 0 7v 0 03Vp p 30 GND GND GND 31 MH MH I Main H sync 5V CMOS 32 MV MV I Main V sync 5V CMOS 33 GND GND GND 34 SY SY I Sub Y G 1 4 0 06Vp p Y 0 7 0 03Vp p G 35 SCb SCb I Sub Cb B 0 7 0 03Vp p 36 SCr SCr I Sub Cr R 0 7 0 03Vp p 37 GND GND GND 38 SH SH I Sub H sync 5V CMOS 39 SV SV I Sub V sync 5V CMOS 40 GND GND GND 41 GND GND OSD TXT G I GND 42 GND GND OSD T...

Страница 24: ...er supply 3 GND GND 4 GND GND 5 FSTB 5V I Stand by 5V 50mA 6 FSTB 5V I Stand by 5V 7 GND GND 7 3 3 9 P Connector Base SM3 1 5mm Pitch PFP2 Pin No FC4 P003P Pin Name In Out Function Notes 1 D 1 8V I 1 8V power supply 500mA 2 D 1 8V I 1 8V power supply 3 GND GND 4 GND GND 5 D 3 3V I 3 3V power supply 350mA 6 D 3 3V I 3 3V power supply 7 D 3 3V I 3 3V power supply 8 GND GND 9 GND GND ...

Страница 25: ...nput proper signal Dry joint solder bridge at pins 1 4 or broke device of IC100 Slow response toward R C handset R319 disconnected No sound IC301 pins 58 59 input proper signal 0 1 0 8Vp p F sound out line component failure No WSS response and no TELETEXT IC100 pin 32 signal observed Pin 32 solder bridge to pin 31 dry joint or in line of CVBS micro 8 2 AV Board Troubleshooting No picture power wor...

Страница 26: ...Board with fingers or soldering iron after power off to prevent electric shock and secondary damage Caution No picture no sound LED is dark Yes Yes Yes No No Yes No No Fuse F901 is OK C931 voltage 5 2V Check D902 R914 H901 etc Relay S901 is ON Main switching regulator problem LED is lit in green Yes Check AV Board Check S901 Operation of protection circuit Q933 G voltage 1 0V ...

Страница 27: ...adjustment for L TUN AFC READ READ READ AFC level indication GSW 01 01 01 Gamma switch PDP 10 D3 D2 BLP 7F 7F 7F Black Level RGB user brightness control for PC FC4 5 D07 D00 PC1 COP 7F 7F 7F Contrast RGB FC4 6 D07 D00 MBC 7F 7F 7F Main brightness centre FC4 7 D15 D08 MCC 5D 5D 5D Main contrast centre FC4 7 D07 D00 MXB 6C 6C 6C Brightness Max for wide NORMAL REAL FC4 7 D15 D08 BGP 00 00 00 Brightne...

Страница 28: ...EAD READ Gain G warm PDP Read Write 13 21 2nd D7 D0 D7 D0 COL B1 READ READ READ Gain B warm PDP Read Write 13 22 3rd D7 D0 D7 D0 R2 READ READ READ Gain R normal PDP Read Write 12 17 1st D7 D0 D7 D0 G2 READ READ READ Gain G normal PDP Read Write 12 18 2nd D7 D0 D7 D0 NOM B2 READ READ READ Gain B normal PDP Read Write 12 19 3rd D7 D0 D7 D0 R3 READ READ READ Gain R cool PDP Read Write 11 14 1st D7 D0...

Страница 29: ...elected by 16 9 key 0 on 1 off 14 9 F06 C14 9L 00 00 00 Wide mode selected by 16 9 key 0 on 1 off C14 9L F07 T14 9L 01 01 01 Wide mode selected by 16 9 key 0 on 1 off T14 9L F08 PAN 01 01 01 Wide mode selected by 16 9 key 0 on 1 off PANORAMIC F09 14 9LS 00 00 00 Wide mode selected by 16 9 key 0 on 1 off 14 9 ZOOM M02 PCA 02 02 02 PC wide mode 0 NORMAL 1 REAL 2 FULL FC4 3 D17 D16 HE1 02 02 02 Horiz...

Страница 30: ...2 CCT 00 00 00 NTSC EBU PDP 27 28 D1 D1 TCR 01 01 01 Tracking correction W B Warm Norm PDP 27 28 D0 D0 DCC 00 00 00 Tracking correction W B Cool PDP 27 28 D0 D0 WBC 00 00 00 BSO 1F 1F 1F Black Stretch gain offset ON MID FC4 7 D21 D16 M05 SPC 00 00 00 PinP PC W picture contrast offset FC4 7 D07 D00 PHC 80 80 80 Colour phase centre FC4 8 D07 D00 PHU 1A 1A 1A PAL HUE offset not available if AV2 is RG...

Страница 31: ...14 D08 CE1 1F 1F 1F C Vert Horiz enhancer gain DYNAMIC TV FC4 2 D12 D08 CE2 10 10 10 C Vert Horiz enhancer gain DYNAMIC VIDEO FC4 2 D12 D08 CE3 1F 1F 1F C Vert Horiz enhancer gain NATURAL TV FC4 2 D12 D08 CE4 10 10 10 C Vert Horiz enhancer gain NATURAL VIDEO FC4 2 D12 D08 CE5 1F 1F 1F C Vert Horiz enhancer gain CINEMA TV FC4 2 D12 D08 CE6 10 10 10 C Vert Horiz enhancer gain CINEMA VIDEO FC4 2 D12 ...

Страница 32: ... VIDEO FC4 2 D07 D05 YI5 01 01 01 YNR input gain CINEMA FC4 2 D07 D05 YI6 01 01 01 YNR input gain CINEMA VIDEO FC4 2 D07 D05 M14 4 YIT 01 01 01 YNR input gain TEXT FC4 2 D07 D05 CI1 00 00 00 CNR input gain DYNAMIC FC4 2 D15 D13 CI2 00 00 00 CNR input gain DYNAMIC VIDEO FC4 2 D15 D13 CI3 00 00 00 CNR input gain NATURAL FC4 2 D15 D13 CI4 00 00 00 CNR input gain NATURAL VIDEO FC4 2 D15 D13 CI5 00 00 ...

Страница 33: ...k stretch 0 off 01 3F level DWB 00 00 00 DYNAMIC White Balance 0 cool 1 normal 2 warm M21 DFT 01 01 01 DYNAMIC Film Mode 0 on 1 off NCN 38 38 38 NATURAL Contrast NBR 80 80 80 NATURAL Brightness NCL 48 48 48 NATURAL Colour NPB 00 00 00 NATURAL Peak Brightness 0 Peak 1 Normal PDP 10 D6 NCM 01 01 01 NATURAL Contrast Mode NORM 0 AUTO 1 DYN 2 NBS 1A 1A 1A NATURAL Black stretch 0 off 01 3F level NWB 00 ...

Страница 34: ...S 01 01 01 DYNAMIC Gamma Select NGS 01 01 01 NATURAL Gamma Select TGS 01 01 01 CINEMA Gamma Select PGS 02 02 02 PERSONAL Gamma Select DPM 00 00 00 DYNAMIC Picture Mode NPM 01 01 01 NATURAL Picture Mode TPM 01 01 01 CINEMA Picture Mode M24 PPM 02 02 02 PERSONAL Picture Mode MVB 0B 0B 0B MUSIC Volume Balance MTR 0B 0B 0B MUSIC Treble MBA 0B 0B 0B MUSIC Bass MTB 03 03 03 MUSIC TruBass 0 off 1 low 2 m...

Страница 35: ...01 TDA9178 address 00 TDA9178 00 D07 D00 TC2 10 10 10 TDA9178 address 01 TDA9178 01 D05 D00 TC3 00 00 00 TDA9178 address 02 TDA9178 02 D07 D00 TC4 00 00 00 TDA9178 address 03 TDA9178 03 D05 D00 M41 ABS 00 00 00 TDA9178 address 04 TDA9178 04 D05 D00 NLA 00 00 00 TDA9178 address 05 TDA9178 05 D05 D00 VGM 20 20 20 TDA9178 address 06 TDA9178 06 D05 D00 PKG 00 00 00 TDA9178 address 07 TDA9178 07 D05 D0...

Страница 36: ...nce offset 2 R_GAMMA 2GG 1F 1F 1F White balance offset 2 G_GAMMA M44 2BG 1F 1F 1F White balance offset 2 B_GAMMA 3RD 00 00 00 White balance offset 3 R_DRIVE MIN 3GD 0F 0F 0F White balance offset 3 G_DRIVE 3BD 29 29 29 White balance offset 3 B_DRIVE 3RG 1F 1F 1F White balance offset 3 R_GAMMA 3GG 1F 1F 1F White balance offset 3 G_GAMMA M45 3BG 1F 1F 1F White balance offset 3 B_GAMMA CEA 0D 0D 0D C ...

Страница 37: ...arpness CINEMA RGB YCbCr YEF 10 10 10 Sharpness DYNAMIC YPbPr YE9 10 10 10 Sharpness centre on FAVOURITE RGB YCbCr M52 YE0 10 10 10 Sharpness centre on FAVOURITE YPbPr LC1 1F 1F 1F Favourite TV last CTI LC2 10 10 10 Favourite Video last CTI LC3 0D 0D 0D Favourite RGB YCbCr last CTI M53 LC4 0D 0D 0D Favourite YPbPr last CTI DCV 50 50 50 DYNAMIC VIDEO RGB colour NCV 3E 3E 3E NATURAL VIDEO RGB colour...

Страница 38: ...enu AV2 RGB RGB RGB RGB or YUV INITIAL INSTALL ON ON ON INITIAL INSTALL menu is on or off COUNTRY SELECT ON ON ON Country select is on or off LANGUAGE SELECT ON ON ON European language select is on or off OPT ASIAN OPTIONS TELETEXT ON ON ON TELETEXT is working or not OPT 0 0 0 Hotel option VOL CENTRE CENTRE CENTRE Maximum volume limited in Hotel mode HOT PRG 1 1 1 Start up position number MN READ ...

Страница 39: ...ms on one page 2 LTI picture mode 3 CTI picture mode 4 YNR picture mode 5 CNR picture mode 6 Menu related value is decimal it is ok to display in hex E g 32 is centre of CONTRAST 63 is MAX for CONTRAST 7 Menu related value is decimal it is ok to display in hex E g 11 is centre of BALANCE 21 is MAX for TREBLE 8 TDA9178 option Values are fixed in this menu No individual parameter on TC1 TC4 can be s...

Страница 40: ...w Connectors with wire Plug Pin 1 Plug Pin 2 Name Assembly list Board Name Board Name ESC FINAL Assembly CONTROL Brd PSC AV Board PL702 EFP1 FINAL Assembly POWER Board PFP1 HCP111 P002P EFP2 FINAL Assembly POWER Board PFP2 HCP111 P003P ESF FINAL Assembly AV Board PSF HCP111 P001 PSP POWER Board AV Board PSP 3 For plug pin posts with lock function connector housings should be inserted deep enough s...

Страница 41: ...37 AV3000 AVC Unit Service Manual 10 ASSEMBLY DIAGRAM 10 1 AVC Unit Power Board AV Board Control Board Scrambling part in HDCP Don t remove shield case FC4PDP Board FC4 Unit ...

Страница 42: ...SM00033 AV BOARD Tuner Video Chroma 38 AV3000 AVC Unit Service Manual 11 SCHEMATIC DIAGRAMS ...

Страница 43: ...SM00033 AV BOARD Sound AV3 Control 39 AV3000 AVC Unit Service Manual ...

Страница 44: ...SM00033 AV BOARD Interface Board 40 AV3000 AVC Unit Service Manual ...

Страница 45: ...SM00033 AV BOARD Power Circuit Voltage Regulator Level Shifter 41 AV3000 AVC Unit Service Manual ...

Страница 46: ...SM00033 AV BOARD Micro controller 42 AV3000 AVC Unit Service Manual ...

Страница 47: ...SM00033 AV BOARD COMB Filter SVHS Output 43 AV3000 AVC Unit Service Manual ...

Страница 48: ...SM00033 AV BOARD SCART FC MSC Connection 44 AV3000 AVC Unit Service Manual ...

Страница 49: ...5V Reg 0 5 0 0 0 6 0 0 0 0 1 3 0 0 0 4 4 4 4 30 8 3 3 V Reg 3 3 3 3 2 2 0 17 5 3 3 2 2 0 0 1 8 FC 1 8V R eg 0 8 0 9 7 6 17 5 0 0 0 5 5 3 3 1 7 5 5 5 8 6 4 9 6 to AV Board to FC Unit to FC Unit u 0 0 33 5 4 8 0 4 8 4 8 0 0 2 5 0 5 0 21 20 26 24 23 Switching Reg Module 5 2 34 6 17 5 10 0 Switching Reg Feed back 45 AV3000 AVC Unit Service Manual ...

Страница 50: ...SM00033 CONTROL BOARD 46 AV3000 AVC Unit Service Manual ...

Страница 51: ...ard F902 to POWER Unit C902 0 47 Z216 Z209 Z210 Z118 Z119 Z120 Z121 Z110 Z111 Z112 Z11 3 AC250V Z211 Secondary Ground 1 2 3 E1 L N ACIN E902 AC NOISE FILTER R902 3 3M Z218 Z217 H901 0 47 1mH 470K 2200pF 5mH L902 0 47 2200pF AC250V C903 0 47 C906 0 47 AC250V L903 1mH to SIGNAL SOUND Board SP Terminal R Board 42V Only 42V Only 42V Only 42V Only 42V Only 42V Only 47 AV3000 AVC Unit Service Manual ...

Страница 52: ...SM00033 AV BOARD TOP COMPONENT SIDE 48 AV3000 AVC Unit Service Manual 12 PCB LAYOUT DIAGRAMS ...

Страница 53: ...SM00033 POWER BOARD TOP COMPONENT SIDE BOTTOM SOLDER SIDE 49 AV3000 AVC Unit Service Manual ...

Страница 54: ...SPEAKER LED FILTER BOARDS CONTROL BOARD FILTER BOARD LED BOARD SPEAKER TERMINAL BOARD 42V ONLY TOP COMPONENT SIDE BOTTOM SOLDER SIDE R BOARD L BOARD LED BOARD FOR 32V LED BOARD FOR 42V 50 AV3000 AVC Unit Service Manual ...

Страница 55: ...THE UPDATED PARTS LIST FOR THIS MODEL IS AVAILABLE ON ESTA ...

Страница 56: ...2 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 04 72 14 29 70 Fax 04 72 14 29 99 Email france consommateur hitachi eu com HITACHI EUROPE LTD Norway AB ...

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