Pioneer PDP-42A3HD Manual de usuario

42 Inch Plasma Display

Training &

Trouble Shooting Guide

G-5

PDP-42A3HD

PDP-4214HD

Technical Training Department

1925 E. Dominguez Street

Long Beach, CA 90810

Contents

Controls and Connections……..…...4~7

Front View……………….……………….4

Rear View…………………………….…..5

Remote Control………..…………..…...6~7

Basic Block Diagrams………….……8~15

Overall Block Diagram…….....…………8

ATSC Tuner Tuner Block……….……...9

Digital Block……………………..….....10~11

DTT and Analog Block……..….…..…12~13

Display Block Description

& Factory Mode…………………….…14~15

Signal Flow Block Diagrams………16~28

Analog Tuner Input Main Flow……..…16

Analog Tuner Input Sub Block…….….17

Composite Input Main…………………18

Composite Input Sub…………………..19

S Input Main………………………….…20

S Input Sub……………………………..21

ATSC (HD Signal) Main……………….22

ATSC (HD Signal) Sub………………..23

Component Input Main………………..24

Component Input Sub…………………25

HDMI Input Main……………………….26

HDMI Input Sub………………………..27

Caption Input…………………………..28

Input and Tuner Board Locations……29

White Balance Adjustment.…….…...30

Power Down Tip………….…………..31

Troubleshooting (Tuner Module)...32~73

No Power………………………………32~33

No HDMI………………..………..…....34~35

No Component Signal………….…....36~37

No TV Signal………...………….…….38~39

No Video or No S Video Signal….….40~43

No Audio…………………………….…44~50

No Caption………………………….…52~53

No Remote Control Operation………54~55

No Key Control………………………..56~57

DTT Board Troubleshooting…………58~73

Disassembly………………………...…74~77

Troubleshooting (PDP Panel)….….78~99

Required Tools…………………….….78

Parts List (Boards & Versions)………79

Basic Troubleshooting Flow Chart.….81

Model & Serial Number Location….…82

Panel Crack Identification…………….82

Connectors and Cables……………...83~86

Vertical or Horizontal Lines………..…87

No Picture………………………….…..88~90

Abnormalities in the Picture……….…91

Power Off………………………………92~95

Detaching Connectors & Boards……96~99

Adjustments……………………….…100~101

Plasma Display

1POWER button

2STANDB Y indicator

3Current input source indicators

4Remote control sensor

5INPUT button

Front view

STANDBY

STANDB Y

/ON

PO WE R

POWE R

DTV TV VCR DVD HDM I

STANDBY

DTV TV VC R D VD HDMI

STANDBY

5910

342

6OKbutton

7MENUbutton

8VOLUME –/+ buttons

9 CHANNEL –/+ button s

10 STANDB Y/ON button

Rear view

The terminals have faced downward.

INPUT

AUDIO

VIDEO 3

S-VIDEO 3

234 8 9 10

6 7

DTV-

ANTENNA IN ANTENNA

/ CABLE IN MONITOR OUT

VIDEO

VIDEO 1 L-AUDIO-R S-VIDEO 1

AUDIO

DIGITAL OUT

OPTICAL

HDMI

INPUT

SERVICE ONLY AC IN

AUDIOHDMI

VIDEO 2 L-AUDIO-R

L-AUDIO-R Y

CB/PB

CR/PR

COMPONENT 2

COMPONENT 1

S-VIDEO 2

1 VIDEO 3 terminals (AUDIO/VIDEO/S-VIDEO)

2 DTV-ANTENNA IN terminal

3 ANTENNA/CABLE IN terminal

4 MONITOR OUT terminals (AUDIO/VIDEO)

5 DIGITAL OUT terminal (OPTICAL)

6 VIDEO 1/VIDEO 2 terminals (AUDIO/VIDEO/

S-VIDEO)

7 COMPONENT 1/COMPONENT 2 terminals

(COMPONENT VIDEO/AUDIO)

8 HDMI terminal (AUDIO/HDMI)

9 RS-232C terminal (service only)

10 AC IN terminal

Remote control unit

SPLIT SPLIT P IN P SWAP

SPLIT SPLIT

DTV

SIGNAL MTS LIST

DELETE

INPUT SHIFT

CH+ CH–

MUTING

VOLCH

C.C.

FAVORITE

RETURN

EXIT BACK

SLEEP

DISPLAY

SCREEN SIZESOUND EFFECT

HD WIDEINPUT TV

AV SELECTION

113322

446655

779988

ENTER

HD WIDE : Adjusts the picture to fit the 16:9

wide aspect ratio. Available in DTV mode.

INP UT : Displays all available input sources.

Press the

button to select the required

input source.

3 AV SELECTION

: Selects the picture mode

(Standard, Dynamic, Movie, Game or User).

SOUND EFFECT :Selects the sound effect

(Flat, Speech, Movie, Music or User).

0-9 : Select the channel.

(dot): Selects the sub-channel of DTV.

C.C.: Display captions while in the closed-

caption source.

8 FAVORITE CH

: Selects the favorite channel.

/|/\: Controls the cursor in the on-

screen menu.

CH RETURN :Returns the selected channels.

EXIT : Exits from any display.

12 CH +/

–: Changes the channel.

MUTING: Mutes the sound. To turn the

sound back on, press the MUTING, VOL+ or

VOL – buttons.

14 TV

: Switches between operation and

standby mode.

15 S

CREEN SIZE: Changes the aspect ratio of

the screen (Zoom/Cinema/Full/4:3/Wide).

16 CH ENTE

R: Enters channels.

SLEEP: Sets the sleep timer.

DISPL AY: Shows the display.

19 OK

: Executes a command.

MENU : Displays the on-screen menu .

21 BACK

: Returns to the previous menu screen.

22 VOL

+/–:Sets the volume.

SPLIT SPLIT P INPSWAP

SPLIT SPLIT

DT V

SIGNAL MT S LIST

FAVORITE

CH DELETE

INPUT SHIFT

CH + C H–

MUTING

VO LCH

SPLIT SPLIT P INPSWAP

SPLIT SPLIT

DTV

SIGNAL MTS LIST

DELETE

INPUT SHIFT

CH+ CH–

23 SPLIT Function Buttons

SPLIT : Selects the SPLIT mode (Off, PIP,Twin1

or Twin2).

SPLIT INPUT : Selects an input source for the

sub picture.

P IN P/SHIFT : Selectsa position for the sub-

picture.

SWAP : Interchanges the main picture and

sub-picture.

SPLIT CH +, SPLIT CH – : Changes the

channel of the sub-picture.

24 DTV SIGNAL : Displays the signal strength

and quality.

25 MTS : Selects the sound mode .

26 CH DELETE: Deletes a channel in Edit Chan-

nel List.

27 LIST : Displays the channel list. Press the

button to select the required channel.

•When using the remote control unit, point it at the Plasma Display.

Slid e

MDIN

150

MDIN

150

. DC-DC

Converter

NTSC

ATSC

Analog

Tuner

Digital

Tuner

Channel

Decoder

EEPROM

16KB

Flash

4MByte

DDR SDRM

32MByte

DDR SDRM

32MByte

CVBS NTSC

Jack Ant

IIS (ATSC)

ATSC YPbPr Out

(720P/108 0i)

UART0 (Communication)

UART1 (RS232C)

UART2 (RS232C)

For Deb ug

Audio

DAC

Audio

DAC L/R ATSC

CPU

(TL955B2-SH)

+2.5V

+1.2V

+3.3V

+A6VCC

+5.0V

+2.5V

+1.2V

+2.5V

Linear Reg.

ATSC CVBS Out

SIF_A

Communication

To Disp lay Bo ard

ATS

CS/PDIF

/PDIF

Digital-

SW S/PDIF Out

1. Digital PCB Block

A : Component Video input Block(BA7657)

B : ADC and HDMI receiver Block(MST3388M)

C : Real Timer Block(M41T81)

D : RS232 communication part

E : Micom Block(SDA6001+K4S641632H-TC60+AM29LV160DT)

F : Deinterlace Block(MDIN150+K4S643232H-TC60)

G : Sub-Video Decoder Block(VPC3230)

H : Scaler Block(ASI510)

I : LVDS transmitter Block(DS90C387)

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