Hitachi 42PD3200A Service Manual
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Hitachi 42PD3200A Service Manual

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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 châssis, 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.
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
SERVICE MANUAL
MANUEL D'ENTRETIEN
WARTUNGSHANDBUCH
Plasma TV
August 2005
SM009
42PD3200A
«MODEL NAMES»
42PD6600
42PD6600A
42PD6600L
42PD6A10
Data
contained
within
this
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.
Service

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  • Page 1 SM009 42PD3200A «MODEL NAMES» 42PD6600 42PD6600A 42PD6600L SERVICE MANUAL MANUEL D'ENTRETIEN 42PD6A10 WARTUNGSHANDBUCH CAUTION: Before servicing this chassis, it is important that the service technician read the “Safety Precautions” and “Product Safety Notices” in this service manual. Data contained within...

  • Page 2: Table Of Contents

    TABLE OF CONTENTS INTRODUCTION ............................1 TUNER..............................1 IF PART (TDA9886) ..........................1 MULTI STANDARD SOUND PROCESSOR .................... 2 VIDEO SWITCH TEA6415 ........................2 AUDIO AMPLIFIER STAGE WITH TPA3004D2 ..................2 POWER SUPPLY (SMPS) ........................3 MICROCONTROLLER ..........................5 EEPROM 24LC32............................. 6 CLASS AB STEREO HEADPHONE DRIVER TDA1308 .................
  • Page 3 12.12.1. General Description ....................... 18 12.12.2. Features ..........................18 12.12.3. Applications..........................18 12.12.4. Connection Diagrams ......................18 12.13. LM317.............................. 18 12.13.1. General Description ....................... 18 12.13.2. Features ..........................18 12.13.3. Pin Description ........................19 12.14. LM809.............................. 19 12.14.1. General Description ....................... 19 12.14.2.
  • Page 4 12.28.2. Features ..........................30 12.28.3. Pinning ............................ 31 12.29. TPA3004D2 ............................. 32 12.29.1. General Description ....................... 32 12.29.2. Features ..........................32 12.29.3. Pinning ............................ 32 12.30. μPA672T............................34 12.30.1. General Description ....................... 34 12.30.2. Features ..........................34 12.30.3. Pin Connection ........................34 12.31.

  • Page 5: Introduction

    1. INTRODUCTION 42” Plasma TV is a progressive TV control system with built-in de-interlacer and scaler. It uses a 1024*1024 panel with 16:9 aspect ratio.The TV is capable of operation in PAL, SECAM, NTSC (playback) colour standards and multiple transmission standards as B/G, D/K, I/I’, and L/L’ including German and NICAM stereo.

  • Page 6: Multi Standard Sound Processor

    I²C help, Audio amplifier and mute time constant, -bus transceivers and MAD (module address), Internal voltage stabilizer. 4. MULTI STANDARD SOUND PROCESSOR The MSP34x0G family of single-chip Multistandard Sound Processors covers the sound processing of all analogue TV-Standards worldwide, as well as the NICAM digital sound standards. The full TV sound processing, starting with analogue sound IF signal-in, down to processed analogue AF-out, is performed on a single chip.

  • Page 7: Power Supply (Smps)

    7. POWER SUPPLY (SMPS) The required DC voltages; at various parts of the chassis; are provided by an SMPS (switch mode power supply). Block diagram of SMPS as follow Connector layout as follows...
  • Page 8 SMPS can work between 120V – 240 AC and generate following voltages 80V 3A (For panel) 60V 0.7A (For panel) 15V audio 15V 2.1 A (Audio) 12V 1A (For 60V regulation circuitry) Vcc on 5.1V 6.2 A ( For panel and main board) 5V stby 5V 1.5A (For panel and main board) POWER ON/OFF SEQUENCE...

  • Page 9: Microcontroller

    SHUT DOWN SEQUENCE Shut Down sequence for this product as follows. -Set PDPGO or CPUGO “low”. This product stops to display and outputs VSAGO “low”. - Cut Vs and Va after the confirmation of VSAGO “low”. This product outputs VCEGO “low” after the confirmation that Vs and Va are lower than set Values.

  • Page 10: Eeprom 24Lc32

    9. EEPROM 24LC32 The Microchip Technology Inc. 24AA32A/24LC32A(24XX32A*) is a 32 Kbit Electrically Erasable PROM. The device is organized as four blocks of 8K x 8-bitmemory with a 2-wire serial interface. Low-voltage design permits operation down to 1.8V, with standby and active currents of only 1μA and 1mA, respectively. It has been developed for advanced, low-power applications such as personal communications or data acquisition.

  • Page 11: Ic Descriptions

    12. IC DESCRIPTIONS TEA6415C 24LC02 24LC32 74LVC14A TEA6420D CS4334 DS90C385 GAL16LV8 K6R4008V1 KA278R33 LM1086 LM1117 LM317T LM809 MSP3411G M29W040B MC33202 PCF8574 TSOP1836 PI5V330 SDA5550 SII9993 SN74CB3Q3305 ST24LC21 LM2576 MC34063 TDA1308 TDA9886T TPA3004D2 μPA672T VPC3230D...

  • Page 12: Tea6415C

    12.1. TEA6415C 12.1.1. General Description The main function of the IC is to switch 8 video input sources on 6 outputs. Each output can be switched on only one of each input. On each input an alignment of the lowest level of the signal is made (bottom of synch.

  • Page 13: 24Lc02

    12.2. 24LC02 12.2.1. Description The Microchip Technology Inc. 24AA02/24LC02B (24XX02*) is a 2 Kbit Electrically Erasable PROM. The device is organized as one block of 256 x 8-bit memory with a 2-wire serial interface. Low-voltage design permits operation down to 1.8V, with standby and active currents of only 1μA and 1mA, respectively.

  • Page 14: 24Lc32

    12.3. 24LC32 12.3.1. General Description The Microchip Technology Inc. 24AA32A/24LC32A(24XX32A*) is a 32 Kbit Electrically Erasable PROM. The device is organized as four blocks of 8K x 8-bitmemory with a 2-wire serial interface. Low-voltage design permits operation down to 1.8V, with standby and active currents of only 1μA and 1mA, respectively. It has been developed for advanced, low-power applications such as personal communications or data acquisition.

  • Page 15: 74Lvc14A

    12.4. 74LVC14A 12.4.1. Description The 74LVC14A is a high-performance, low-power, low-voltage, Si-gate CMOS device, superior to most advanced CMOS compatible TTL families. Inputs can be driven from either 3.3 or 5V devices. This feature allows the use of these devices as translators in a mixed 3.3 and 5V environment. The 74LVC14A provides six inverting buffers with Schmitt-trigger action.

  • Page 16: Tea6420

    12.5. TEA6420 12.5.1. Features • 5 Stereo Inputs • 4 Stereo Outputs • Gain Control 0/2/4/6dB/Mute for each Output • Cascadable (2 different addresses) • Serial Bus Controlled • Very low Noise • Very low Distortion 12.5.2. Description The TEA6420 switches 5 stereo audio inputs on4stereo outputs. All the switching possibilities are changed through the I C bus.

  • Page 17: Pin Descriptions

    12.6.3. Pin Descriptions 12.7. DS90C385 12.7.1. General Description The DS90C385 transmitter converts 28 bits of LVCMOS/LVTTL data into four LVDS (Low Voltage Differential Signaling) data streams. A phase-locked transmit clock is transmitted in parallel with the data streams over a fifth LVDS link. Every cycle of the transmit clock 28 bits of input data are sampled and transmitted.

  • Page 18: Pin Description

    12.7.3. Pin Description DS90C385 MTD56 (TSSOP) Package Pin Description-FPD Link Transmitter Pin Name Description TTL level input. This includes: 8 Red, 8 Green, 8 Blue, and 4 control lines —FPLINE, TxIN FPFRAME and DRDY (also referred to as HSYNC, VSYNC, Data Enable). Positive LVDS differentiaI data output.

  • Page 19: Features

    12.8.2. Features • HIGH PERFORMANCE E2CMOS® TECHNOLOGY - 3.5ns Maximum Propagation Delay - Fmax = 250MHz - 2.5 ns Maximum from Clock Input to Data Output - UltraMOS® Advanced CMOS Technology • 3.3V LOW VOLTAGE 16V8 ARCHITECTURE - JEDEC-Compatible 3.3V Interface Standard - 5V Compatible Inputs - I/O Interfaces with Standard 5V TTL Devices (GAL16LV8C) •...

  • Page 20: Features

    12.9.2. Features • Fast Access Time 8, 10ns(Max.) • Low Power Dissipation - Standby (TTL) : 20mA(Max.) (CMOS) : 5mA(Max.) - Operating K6R4008V1D-08 : 80mA(Max.) K6R4008V1D-10 : 65mA(Max.) • Single 3.3 ±0.3V Power Supply • TTL Compatible Inputs and Outputs •...

  • Page 21: Ka278R33

    12.10. KA278R33 12.10.1. Features • 2A / 3.3V Output low dropout voltage regulator • TO220 Full-Mold package (4PIN) • Overcurrent protection, Thermal shutdown • Overvoltage protection, Short-Circuit protection • With output disable function 12.10.2. Description The KA278R33 is a low-dropout voltage regulator suitable for various electronic equipments. It provides constant voltage power source with TO-220 4 lead full mold package.

  • Page 22: Lm1117

    12.12. LM1117 12.12.1. General Description The LM1117 is a series of low dropout voltage regulators with a dropout of 1.2V at 800mA of load current. It has the same pin-out as National Semiconductor’s industry standard LM317. The LM1117 is available in an adjustable version, which can set the output voltage from 1.25V to 13.8V with only two external resistors.

  • Page 23: Pin Description

    12.13.3. Pin Description 12.14. LM809 12.14.1. General Description The LM809/810 microprocessor supervisory circuits can be used to monitor the power supplies in microprocessor and digital systems. They provide a reset to the microprocessor during power-up, power- down and brown-out conditions. The function of the LM809/810 is to monitor the VCC supply voltage and assert a reset signal whenever this voltage declines below the factory-programmed reset threshold.

  • Page 24: Msp34X0G (Msp3410G)

    12.15. MSP34X0G (MSP3410G) Multistandard Sound Processor Family 12.15.1. Introduction The MSP 34x0G family of single-chip Multistandard Sound Processors covers the sound processing of all analog TV-Standards worldwide, as well as the NICAM digital sound standards. The full TV sound processing, starting with analog sound IF signal-in, down to processed analog AF-out, is performed on a single chip.

  • Page 25: Pin Connections

    • AVC: Automatic Volume Correction • Subwoofer output with programmable low-pass and complementary high-pass filter • 5-band graphic equalizer for loudspeaker channel • Spatial effect for loudspeaker channel • Four Stereo SCART (line) inputs, one Mono input; two Stereo SCART outputs •...

  • Page 26: M29W040B

    SC1_IN_L SCART 1 input, left ASG1 AHVSS Analog Shield Ground 1 SC2_IN_R SCART 2 input, right SC2_IN_L SCART 2 input, left ASG2 AHVSS Analog Shield Ground 2 SC3_IN_R SCART 3 input, right SC3_IN_L SCART 3 input, left ASG4 AHVSS Analog Shield Ground 4 SC4_IN_R SCART 4 input, right SC4_IN_L...

  • Page 27: Features

    12.16.2. Features • SINGLE 2.7 to 3.6V SUPPLY VOLTAGE for PROGRAM, ERASE and READ OPERATIONS • ACCESS TIME: 55ns • PROGRAMMING TIME - 10μs per Byte typical8 • UNIFORM 64Kbytes MEMORY BLOCKS • PROGRAM/ERASE CONTROLLER - Embedded Byte Program algorithm - Embedded Multi-Block/Chip Erase algorithm - Status Register Polling and Toggle Bits •...

  • Page 28: Pin Connections

    • 600 Output Drive Capability • Extended Operating Temperature Ranges ( 40° to +105°C and 55° to +125°C) • Typical Gain Bandwidth Product = 2.2 MHz • Pb Free Packages are Available 12.17.3. Pin Connections 12.18. PCF8574 12.18.1. General Description The PCF8574 is a silicon CMOS circuit.

  • Page 29: Tsop1836

    12.19. TSOP1836 12.19.1. Description The TSOP18.. – series are miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. Carrier frequency for TSOP1836 is 36KHz. The demodulated output signal can directly be decoded by a microprocessor. The main benefit is the reliable function even in disturbed ambient and the protection against uncontrolled output pulses.

  • Page 30: Sda55Xx (Sda5550)

    12.21. SDA55XX (SDA5550) 12.21.1. General description The SDA55XX is a single chip teletext decoder for decoding World System Teletext data as well as Video Programming System (VPS), Program Delivery Control (PDC), and Wide Screen Signalling (WSS) data used for PAL plus transmissions (Line 23). The device also supports Closed caption acquisition and decoding.

  • Page 31: Sn74Cb3Q3305

    o 24-bit RGB 4:4:4 o 24-bit YCbCr 4:4:4 o 16/20/24-bit YCbCr 4:2:2 o 8/10/12-bit YCbCr 4:2:2 embedded syncs • Analog RGB and YPbPr output: o 10-bit DAC o Separate or Composite Syncs (Sync on G) • S/PDIF output supports PCM, Dolby Digital, DTS digital audio transmission (32-48kHz Fs) using IEC 60958 and IEC 61937.

  • Page 32: St24Lc21

    12.24. ST24LC21 12.24.1. Description The ST24LC21 is a 1K bit electrically erasable programmable memory (EEPROM), organized by 8 bits. This device can operate in two modes: Transmit Only mode and I C bidirectional mode. When powered, the device is in Transmit Only mode with EEPROM data clocked out from the rising edge of the signal applied on VCLK.

  • Page 33: Features

    cases, the power dissipated is so low that no heatsink is required or its size could be reduced dramatically. A standard series of inductors optimized for use with the LM2576 are available from several different manufacturers. This feature greatly simplifies the design of switch–mode power supplies. The LM2576 features include a guaranteed ±4% tolerance on output voltage within specified input voltages and output load conditions, and ±10% on the oscillator frequency (±2% over 0°C to 125°C).

  • Page 34: Pin Connections

    12.26.3. Pin connections 12.27. TDA1308 12.27.1. General Description The TDA1308 is an integrated class AB stereo headphone driver contained in an SO8 or a DIP8 plastic package. The device is fabricated in a 1 mm CMOS process and has been primarily developed for portable digital audio applications.

  • Page 35: Pinning

    • Multistandard true synchronous demodulation with active carrier regeneration (very linear demodulation, good intermodulation figures, reduced harmonics, excellent pulse response) • Gated phase detector for L/L accent standard • Fully integrated VIF Voltage Controlled Oscillator (VCO), alignment-free; frequencies switchable for all negative and positive modulated standards via I C-bus •...

  • Page 36: Tpa3004D2

    12.29. TPA3004D2 12.29.1. General Description The TPA3004D2 is a 12-W (per channel) efficient, Class-D audio amplifier for driving bridged-tied stereo speakers. The TPA3004D2 can drive stereo speakers as low as 4 . The high efficiency of the TPA3004D2 eliminates the need for external heatsinks when playing music. Stereo speaker volume is controlled with a dc voltage applied to the volume control terminal offering a range of gain from –40 dB to 36 dB.

  • Page 38: Μpa672T

    12.30. μPA672T 12.30.1. General Description The μPA672T is a super-mini-mold device provided with two MOS FET elements. It achieves high- density mounting and saves mounting costs. 12.30.2. Features • Two MOS FET circuits in package the same size as SC-70 •...
  • Page 39 G2/Y2IN VREF Green2/Y2 Analog Component Input R2/CR2IN VREF Read2/Cr2 Analog Component Input ASGF Analog Shield GND FFRSTWIN LV or GND FIFO Reset Write Input Digital Decoupling Circuitry Supply Voltage SUPCAP SUPPLYD Supply Voltage, Digital Circuitry SUPD SUPPLYD Ground, Digital Circuitry Digital Decoupling Circuitry GND IN/OUT C Bus Clock...
  • Page 40 I2CSEL C Bus Address Select ISGND SUPPLYA Signal Ground for Analog Input, connect to GND SUPPLYA Supply Voltage, Analog Front-End SUPF VOUT Analog Video Output Chroma/Analog Video 5 Input VIN1 Video 1 Analog Input VIN2 Video 2 Analog Input VIN3 Video 3 Analog Input VIN4 Video 4 Analog Input...

  • Page 41: Service Menu Settings

    13. SERVICE MENU SETTINGS To enter the service menu, first enter the MENU by pressing “ ” button and then press the digits 4, 7, 2 and 5 respectively. 13.1. Service Menu Items 13.1.1. Picture Adjust Source => All possible sources given with the chasis as a list. Mode =>...

  • Page 42: Options

    SCART VOLOUME AVL OFF => If AVL OFF, set value in this item is used as volume value for scart1 and scart2. 0...127 13.1.4. Options Screen Saver => FIRST APS => If ON, first APS menu is opened when the TV opened with the factory default settings.

  • Page 43: Board Locations

    42PD6600 A2 Plasma Panel Power Supply MPF7423 VS30040700 XSUS PCB FPF28RXSS0026 YSUS PCB FPF28RXSS0027 AUDIO PCB FILTER PCB 18AMP05 VS20225622 VS20217003 MAIN PCB 17MB15 VS20257945...
  • Page 44 42PD6600 A2 Plasma Panel Located behind the MAIN PCB LOGIC PCB FPF28RLGC004502 ABUS-R PCB ABUS- L PCB FPF28RABR0020 FPF28RABL0019...
  • Page 45 42PD6600A A3 Plasma Panel Power Supply MPF7423D XBUS VS30043468 TS06292 XSUS PCB TS06287 YSUS PCB AUDIO PCB FILTER PCB TS06288 18AMP05 VS20225622 MAIN PCB 17MB15 VS20217003 VS20255768...
  • Page 46 42PD6600A A3 Plasma Panel Located behind the MAIN PCB LOGIC PCB TS06293 ABUS-R PCB ABUS- L PCB TS06291 TS06289...

  • Page 47: Block Diagram

    15. BLOCK DIAGRAM...

  • Page 48: Circuit Diagrams

    TUNER/IF/AUDIO - 1...
  • Page 49 VIDEO SWITCH TEA6415C C304 R229 IDTV/MMC/DVD_CVBS VCCA_3V3 VCCA_3V3 R264 IC210 D221 C274 C282 SC1_V_IN BZT55C10 330R Q200 1 INPUT1 INPUT8 PL203 BC848B MAIN PICTURE L203 R249 TO SVP C284 220n 220n R235 CVBS_SVP SC2_AUDIO_R_OUT D2003 R206 2 DATA GND2 100R DISP_EN/PDWN L207 R239...
  • Page 50 S303 VCCD2_3V3 VCCD_3V3 IC316 DVS_2EX VCCD2_3V3 RGB_SW3 R2030 C362 VCC_5V L2010 STBY_5V R2032 SC1_R/COMP1_CR_IN BLM21B201S VCC_5V L308 R2031 SC2_R/HD_PR1 SC1_FB C2046 SCL SDA VCC_5V BLM21B201S 220n RGB_R_VPC PI5V330_SOIC SC2_FB VCCD2_3V3 SC1_G/COMP1_Y_IN FB_VPC C318 C2047 C2048 20.25MHz SC2_G/HD_Y1 SC1_B/COMP1_CB_IN C340 RGB_G_VPC SC2_B/HD_PB1 100n X300...
  • Page 51 PAVDD1 R435 VL1_8 IC107 R2210 74LX1G86STR R2214 C438 MLF1 PAVDD2 R436 R432 ODD_PINK C425 C428 C470 C471 DVS_2EX R433 R434 C439 PLF2 R2216 100n 100n 100n 100n 100n C424 C418 S437 100n DIGITAL IDTV INPUTS [ITU 601] 26R_100MHZ_1.5A PDVDD L407 MD[0] MD[1] VL1_8...
  • Page 52 R500 MD[27] 100n C505 MD[26] C518 MD[25] R512 100u MD[24] C502 R501 MD[23] C525 MD[22] C516 MD[21] C524 100u MD[20] 100n C523 R502 MD[19] C532 MD[18] 100n C522 DQ28_A9 VDD_D3 MD[17] DQ29_A8 VDD_K10 C531 20 DQ30_B8 VDD_K7 MD[16] DQ31_A7 VDD_K6 100n 22 NC_B10 C521...
  • Page 53 PL607 VCCD3.3V_FLT L609 VCCD_3V3 BLM21B201S MCA[14] RST# WR_EMU MCA[15] WR_EMU RD_EMU STBY_3V3 MCA[16] MCA[17] SRAM_OE R632 SRAM_WE MCA[18] C610 100n 11 12 C605 MCA[19] 100n ALE_EMU 13 14 15 16 PSEN_UP STBY_3V3 LM809 IC221 MCA[18] RST# FL_A16 C609 100n FL_A15 STBY_3V3 6MHz S604...
  • Page 54 TUNER/IF/AUDIO - 8...
  • Page 55 PL903 L918 VCC_12V VCC_5V PANEL_VCC L917 VCCA_3V3 SUPPLY L906 BL_ON/OFF LG_1/IRQPDP L909 STBY_5V PL900 STBY_3V3 STBY_5V D905 FAN1616AS-3.3 SOT 223 L905 L923 L913 IC902 1N4007 +12V STBY_2V5 L920 D906 C916 100n IC904 L900 1N4007 L901 R918 1 SW.COLL. DRI.COL. L902 LM317 IC900 2 EMITTER...
  • Page 56 THE UPDATED PARTS LIST FOR THIS MODEL IS AVAILABLE ON ESTA...
  • Page 57 Fax: +46 (0) 8 562 711 13 Tel: +39 02 38073415 Servizio Clienti Email: csgswe@hitachi-eu.com Fax: +39 02 48786381/2 Email: customerservice.italy@hitachi-eu.com HITACHI EUROPE S.A.S HITACHI EUROPE LTD (Norway) AB Lyon Office STRANDVEIEN 18 B.P. 45, 69671 BRON CEDEX 1366 Lysaker FRANCE...

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