Pioneer Elite PRO-R06U Скачать руководство пользователя страница 8 | Manualshive

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background image

　

DTV Board

Block Diagram

電源系

R eg IC

各出力電圧

1.2V
1.8V
2.5V

3.3V
5.0V
9.0V

3D Y/C

VDEC

VBI

　

slice

TV P 5160

ITU-R656

Digital

SAW

DDR-

SDRAM

32MB

DDR-

SDRAM

32MB

BCM7038KPB1G-Bx

SYSTEM IC

DeMUX

Descramble

MP@HL decode

AC-3 decode

BCM3517KQLG

-A1

VSB demod/

/QAM demod/

Audio IF demod

QPSK demod

IEEE1394

TSB43CA42

Z

GW

FLASH

32MB

EEP

ROM

8KB

TUNER

D-Terrestrial/

D-CATV/A-CATV

QPSK IF

down

converter

IEEE1394

with 4 pin

DDR-

SDRAM

32MB

DDR-

SDRAM

32MB

ANT/Cable

in

EBI bus

TS0

TS2

Logic

Circuit

CIMAX

SP2

Cable Card

TS3

OO

B

_Dat

a

DS_IF_P/N

Memory bus

(64bit)

HS

X

_

1

HS

X

_

0

50p FFC C onnector

S/PDIF

I2C

Digital Video

Gate Array

PE5436A

DVO

[12bit]

SAW

（Q P S K ）

I2C_2

I2C_0

I2

C

_

1

EXT CN

UA

R

T

A

IR OUT

40p FFC C onnector

UART B

I2S_0

SPI

Termination

Reg IC

IF AMP

Digital

SAW

IF AMP

Xtal

54MHz

C V B S

/ Y

A

udi

o

L

/R

Xtal

14.3M H z

Xtal

54MHz

Au

d

io

L/R

fo

r mo

n

it

o

r

SDRAM

2MB

Au

d

io

L/R

fo

r

　

Sp

ea

ke

r

GPIO

G -link

RF

o

ut

A udio

A/D

I2

C

_

0

RF

AGC

IF AGC

I2C_0

I2C_1

I2C

I2C_1

Xtal

24.576

MHz

A /D

DV

ID[1

6

b

it

]

(Y

Cb

Cr)

(H

S,V

S

,CLK

)

256Fs

I2C_2

ITU-R656

CV

B

S

to Analog

Tuner

(A Input)

8

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Содержание Elite PRO-R06U

Страница 1: ...Product Training Guide 6th Generation Plasma Media Receivers PRO R06U PDP R06U Technical Training Department 1925 E Dominguez Street Long Beach CA 90810 ...

Страница 2: ......

Страница 3: ...DTV Block Outline 9 Signal Flow DTV NTSC Tuners HDMI Audio 10 11 Signal Flow Analog Video YC 12 13 Signal Flow PC PC Card RGB Component 12 13 Signal Flow Main Split PIP 14 15 LED Lighting Patterns 16 Shut Down Troubleshooting Blue Flashing LED 17 18 Trap Switch Location 19 Factory Service Modes 20 36 Disassembly 37 40 Troubleshooting 41 46 ...

Страница 4: ... connector of ANTENNA B DTB new function TV guide G LINK EPG for HDTV Changed TV Guide On Screen function from PassPort EPG for conventional TV Changed TV Guide On Screen function from PassPort Screen Size Mode Addition of following screen size by using HDMI or component input HD signal 1080i 4 3 Zoom Full Wide G5 model Full Wide HD signal 720p 4 3 Zoom Full Wide G5 mode Full Wide Dual screen Only...

Страница 5: ...0 120 pixels Resolution must be multiple of 8 fJPEG file format DCF compatible 4 2 2 format fSupported file and folder number Max 2000 files per folder supported Max 500 folder per memory card supported Rotation support up to 256 folders fHigh resolution 1280 768 display fFast browsing Targeting 3seconds to display a 1600 1200 picture DCF thumbnail support fEasy to use and various function Thumbna...

Страница 6: ...OD microcomputer controls the relay of the PDP Power MOD and starts the power on sequence of the PDP 6 The main microcomputer controls the relay of the MR Power MOD and starts the power on sequence of the MR MOD Microcomputer Power MOD RELAY Control BUFF MR REM_B PDP BUFF BUFF IC7203 BUFF IC7201 BUFF IC7203 BUFF Power MOD RELAY Control Power MOD STB Control REM infrared receiver Keys on the front ...

Страница 7: ...CIRCUIT OVER VOLTAGE DETECTION CIRCUIT ADAPTER TYPE SHUNT REGULATOR CIRCUIT DC DC CONVERTOR CIRCUIT SWITCHING DEVICE SWITCHING DEVICE AC DETECTION CIRCUIT CHARGE POMP CIRCUIT CHARGE POMP CIRCUIT PWM PFM CONTROL IC ON STB CONTROL CIRCUIT RELAY 12V 35V 5 1V 5 1V 17V 6 8V 3 3V_STB 5 1V_STB GND GND GND GND GND GND AC_DET OUTPUT CONNECTOR P1 12V 35V 5 1V 5 1V 17V 6 8V 3 3V_STB 5 1V_STB GND GND GND GND ...

Страница 8: ... DDR SDRAM 32MB ANT Cable in EBI bus TS0 TS2 Logic Circuit CIMAX SP2 Cable Card TS3 OOB _Data DS_IF_P N Memory bus 64bit HSX_1 HSX_0 50p FFC C onnector S PDIF I2C Digital Video Gate Array PE5436A DVO 12bit SAW Q PSK I2C_2 I2C_0 I2C_1 EXT CN UART A IR OUT 40p FFC C onnector UART B I2S_0 SPI Termination Reg IC IF AMP Digital SAW IF AMP Xtal 54MHz C V B S Y Audio L R Xtal 14 3M H z Xtal 54MHz Audio L...

Страница 9: ...able Operator POD I F IC contains Card Module I F and Digital Video Stream I F and controls the scrambling with communicating between these I F and BCM7038 OOB signal sends SI information to Cable Card BACK END IC BCM7038 This is the system IC which is 1 chip and is created as the application of Cable System and DTV system This IC has functions such as HD SD MPEG Decode graphic processing scaling ...

Страница 10: ...VDEC IC5602 M306V7FGFP CCD UCOM IC6201 AD9985KSTZ ADC SCL_AV SDA_AV MAIN_Y C V OPT_L R A_MUTE RCR_SG BCB_SG GY_SG RCR_AD BCB_AD GY_AD GY_VDEC BCB_VDEC RCR_VDEC TXD RXD_IF IC6002 K4S161622H SDRAM EXDIO_VDEC EXA_VDEC SDA_MA SCL_MA REG_MVDEC RST_ASIC IC5207 MBM29DL162TE70TN FLASH TXD RXD_CARD HDMI_RCH LCH INT_HD1 V EXT_HD1 V TXD_DT RXD_DT SDA_AV SCL_AV SDA_AV SCL_AV CLP_PLS1 SDA_MA SCL_MA MONITOR Out...

Страница 11: ...2_RCR DIN2_GY DIN1_GY DIN1_RCR INT_HD1 VD1 EXT_HD1 VD1 VD_M HD_M CBCR_M Y_M RCR GY BCB_S VD_S HD_S IC6801 K4S643232H SDRAM IC6802 K4S643232H SDRAM RS1_IC2 MGA MBA MRA MVD MHD IC7002 S29JL032H70TFI12 FLASH RXD_IC6 TXD_IC6 IC7203 TC74VHC08FTS1 BUFF IC7201 TC74VHC08FTS1 BUFF TXD_MD RXD_MD CN7202 PLASMA DISPLAY WHITE HD VD RA GA BA SCL_MA SDA_MA DATAIN_HDCP SDA_HDCP SCL_HDCP IC7202 SII170BCLG64 TMDS F...

Страница 12: ...GM MAIN VDEC IC5602 M306V7FGFP CCD UCOM IC6201 AD9985KSTZ ADC SCL_AV SDA_AV MAIN_Y C V OPT_L R A_MUTE RCR_SG BCB_SG GY_SG RCR_AD BCB_AD GY_AD GY_VDEC BCB_VDEC RCR_VDEC TXD RXD_IF IC6002 K4S161622H SDRAM EXDIO_VDEC EXA_VDEC SDA_MA SCL_MA REG_MVDEC RST_ASIC IC5207 MBM29DL162TE70TN FLASH TXD RXD_CARD HDMI_RCH LCH INT_HD1 VD1 EXT_HD1 VD1 TXD_DT RXD_DT SDA_AV SCL_AV SDA_AV SCL_AV CLP_PLS1 SDA_MA SCL_MA...

Страница 13: ...BGB DIN2_RCR DIN2_GY DIN1_GY DIN1_RCR INT_HD1 VD1 EXT_HD1 VD1 VD_M HD_M CBCR_M Y_M RCR GY BCB_S VD_S HD_S IC6801 K4S643232H SDRAM IC6802 K4S643232H SDRAM RS1_IC2 MGA MBA MRA MVD MHD IC7002 S29JL032H70TFI12 FLASH RXD_IC6 TXD_IC6 IC7203 TC74VHC08FTS1 BUFF IC7201 TC74VHC08FTS1 BUFF TXD_MD RXD_MD CN7202 PLASMA DISPLAY WHITE HD VD RA GA BA SCL_MA SDA_MA DATAIN_HDCP SDA_HDCP SCL_HDCP IC7202 SII170BCLG64...

Страница 14: ...GM MAIN VDEC IC5602 M306V7FGFP CCD UCOM IC6201 AD9985KSTZ ADC SCL_AV SDA_AV MAIN_Y C V OPT_L R A_MUTE RCR_SG BCB_SG GY_SG RCR_AD BCB_AD GY_AD GY_VDEC BCB_VDEC RCR_VDEC TXD RXD_IF IC6002 K4S161622H SDRAM EXDIO_VDEC EXA_VDEC SDA_MA SCL_MA REG_MVDEC RST_ASIC IC5207 MBM29DL162TE70TN FLASH TXD RXD_CARD HDMI_RCH LCH INT_HD1 VD1 EXT_HD1 VD1 TXD_DT RXD_DT SDA_AV SCL_AV SDA_AV SCL_AV CLP_PLS1 SDA_MA SCL_MA...

Страница 15: ...BGB DIN2_RCR DIN2_GY DIN1_GY DIN1_RCR INT_HD1 VD1 EXT_HD1 VD1 VD_M HD_M CBCR_M Y_M RCR GY BCB_S VD_S HD_S IC6801 K4S643232H SDRAM IC6802 K4S643232H SDRAM RS1_IC2 MGA MBA MRA MVD MHD IC7002 S29JL032H70TFI12 FLASH RXD_IC6 TXD_IC6 IC7203 TC74VHC08FTS1 BUFF IC7201 TC74VHC08FTS1 BUFF TXD_MD RXD_MD CN7202 PLASMA DISPLAY WHITE HD VD RA GA BA SCL_MA SDA_MA DATAIN_HDCP SDA_HDCP SCL_HDCP IC7202 SII170BCLG64...

Страница 16: ...ing B 100ms by the microcomputer Ｒ 100ms Waiting for finish of rewriting B 50ms by the microcomputer Ｒ 50ms Flashing in blue n times Shutdown circuit protection initially at 0 5 sec intervals B 0 5ｓｅｃ２５ｓｅｃ then 2 5 sec intervals Ｒ Flashing in red for n times Power down initially at 0 5 sec intervals B circuit protection then 2 5 sec intervals Ｒ 0 5ｓｅｃ２５ｓｅｃ TRAP switch operation B Ｒ In this cas...

Страница 17: ... IC4702 RGB_SW or its peripheral circuits Defective IC5602 CCD or its peripheral circuits Defective ICxxxx GCR or its peripheral circuits 4 Defective IC6003 M VDEC or its peripheral circuits Defective IC6001 S VDEC or its peripheral circuits 5 Defective IC6201 ADC or its peripheral circuits Defective IC6404 HDMI or its peripheral circuits Defective IC7202 PLK T or its peripheral circuits Defective...

Страница 18: ...C7001 IC5206 TXD_IC3 RXD_IC3 CLK_IC3 CE_IC3 REQ_IC3 BUSY_IC3 SD8 SCL_AV SDA_AV SCL_MA SDA_MA SCL_EP SDA_EP SCL_HDCP SDA_HDCP SD9 IC5206 IC5002 TXD_IF RXD_IF CLK_IF CE_IF REQ_IF BUSY_IF SD10 FAN_NG SD11 TEMP2 SD12 DTB SD13 U4201 DD CON DCDC converter U4201 AV Main Assy SD Shut Down Block Diagram TEMP Sensor IC5210 Main Ucom IC5206 CC UCOM IC5602 13 9 7 6 7 8 8 8 7 U4402 OMEGA IC2000 M4 Front key As...

Страница 19: ...a detection switch TRAP switch that will prohibit the unit from being turned on again if the upper plate of the unit is accidentally opened in order to prevent the panel technology from being leaked out The TRAP switch is disabled while the unit is turned off When performing internal diagnosis of the PDP fix the switch to the OFF position using adhesive tape before turning on the unit After servic...

Страница 20: ...ng the power off FACTORY Factory OFF Turning Service Factory mode off MENU Menu ON Turning Service Factory mode off and Menu mode on Operation in Service Factory mode How to enter Service Factory Mode Functions whose settings are set to OFF The settings for the following functions are set to OFF when Service Factory mode is entered including when the FAY command is received Two screen operations i...

Страница 21: ...1 11 DTV TUNING STATUS 2 12 DTV TUNING STATUS 3 13 DTV TV GUIDE BER 14 DEBUG INFO FUNC CHECK mode 1 FAN 2 AFT INITIALIZE mode 1 SYNC DET 2 SG MODE 3 SG PATTERN 4 SIDE MASK LEVEL 5 FINAL SETUP 6 SR 7 UART SELECT 8 CVT AUTO 9 HDMI INTR POSITION OPTION mode 1 PEAK LIMITER 2 EDID WRITE MODE 3 ANTENNA MODE COMMON ADJ mode 1 RGB1 PANEL FACTORY mode 1 PANEL INFORMATION 2 PANEL WORKS 3 POWER DOWN 4 SHUT D...

Страница 22: ...gital video signal DIG Option Destination Panel Generation etc Options OSD HD system in North America Regular ATS6 HD system in North America ELITE AHS6 1 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 29 30 31 32 33 34 35 36 37 38 39 40 1 I N F O R M A T I O N V D １１１６ 0 1 N T V J H S ６ 2 3 V E R S I O N 1 4 5 I Ｆ 0 7 A 6 M A I N 0 0 ２ M 0 1 M 7 W I D P R G 0 0 ２ M 0 ...

Страница 23: ...for PC signals resolutions and V frequencies 1 4th Character Signal Type Vertical Frequency Fv Hz Horizontal Frequency Fh kHz C1 70 720x400 70 087 31 469 C2 60 640x480 59 940 31 469 72 72 809 37 861 75 75 000 37 500 C4 56 800x600 56 250 35 1556 60 60 317 37 879 72 72 188 48 077 75 75 000 46 875 C5 75 832x624 74 550 49 725 C6 60 1280x720 60 000 74 250 C7 60 1024x768 60 004 48 363 70 70 069 56 476 7...

Страница 24: ...isplayed upon receiving digital broadcast signal 11 DTV TUNING STATUS 2 12 DTV TUNING STATUS 3 13 DTV TV GUIDE BER TV Guide Bit Error Rate Information 14 DEBUG INFO Debug Information 1 VERSION 1 Figure 1 3 1 1 VERSION 1 Flash memory on Device OSD IF microcomputer I F Main microcomputer MAIN Program for IC3 WID PRG GUI data for IC3 GUI DAT Enhanced data for IC3 WID DAT Picture Quality data for IC3 ...

Страница 25: ...GB Digital video signal DIG Option Destination Panel Generation etc Options OSD HD system in North America Regular ATS6 HD system in North America ELITE AHS6 1 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 29 30 31 32 33 34 35 36 37 38 39 40 1 I N F O R M A T I O N V D １１１６ 0 1 N T V J H S ６ 2 3 V E R S I O N 1 4 5 I Ｆ 0 7 A 6 M A I N 0 0 ２ M 0 1 M 7 W I D P R G 0 0 ２...

Страница 26: ...n microcomputer Unknown Error FAN Fan stopped TEMP2 Abnormally high temperature at MR DTUNER Failure of Digital Tuner PS RST Failure to DTB Starting DEVICE DTB Device Error TV G TV Guide Error M DCDC Abnormally in RST2 of MR power decrease of DC DC converter HOME G Failure at Home Gallary CD COM Failure of PC Card Communication CD DEV Failure of PC Card CD RST PC Card Reset NG 1 2 3 4 5 6 7 8 9 10...

Страница 27: ... turned ON Main microcomputer s memory timing is every one hour while the power is turned ON when power is turned OFF when PD SD occurs 1 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 29 30 31 32 33 34 35 36 37 38 39 40 1 I N F O R M A T I O N V D １１１６ 0 1 N T V J H S ６ 2 3 H O U R M E T E R 4 5 6 0 0 1 5 1 H 2 1 M 7 8 9 10 11 12 13 14 15 16 1 2 3 4 5 6 7 8 9 10 11 12...

Страница 28: ...ixel count 84 Audio information channel count 85 Audio information not used zero at all times 86 Audio infromation not used zero at all times 87 Audio information speaker allocation 88 Audio information down mix prohibit flag 1 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 29 30 31 32 33 34 35 36 37 38 39 40 1 I N F O R M A T I O N V D １１１６ 0 1 N T V J H S ６ 2 3 H D M...

Страница 29: ...minal Device SA Context MVDEC 00h Signal distinct result 1 01h Signal distinct result 2 02h Flag detection output 15h Noise level distinction 1 16h Noise level distinction 2 17h Non standard evaluation out 18h Sub carrier signal detection 19h ACC data output 1Ah ACC processed information output 1Dh Input signal mode setting 1 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...

Страница 30: ...C T E D E R R O R 1 2 3 4 5 11 U N C O R R E C T E D E R R O R 6 7 8 12 T I M E 4 5 s e c 13 14 15 16 1 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 29 30 31 32 33 34 35 36 37 38 39 40 1 I N F O R M A T I O N C B A ３１６０ 1 D I G A H S ６ 2 3 D T V T U N I N G S T A T U S 2 4 5 P R O G R A M N U M B E R 3 6 V I D E O P I D 2 0 1 7 A U D I O P I D 2 0 2 8 P C R P I D 2 0...

Страница 31: ...er exiting the Service Factory mode the compulsive setting is cancelled and the FAN wil return to normal operation mode Command Detail FCN S00 NORMAL FCN S01 MAX FCN S02 MIN FCN S03 STOP If rotational speed was compulsorily changed via 232c command make sure to return the speed to normal operation mode when finished 2 AFT Exclusively used for production line AFT action is stopped and assign whethe...

Страница 32: ...tuner is unequipped It is possible for ANT A ANT B function to receive air cable signal Channel settings are not memorized But after leaving factory mode the settings are maintained If the air cable signal is changed the reserved allocation map is written For example if the signal is changed to air then the air s broadcast map is configured and cable s broadcast map is destroyed If the signal is c...

Страница 33: ...ical analsyis details omitted 2 SG MODE SG MODE SG s route selection SG PATTERN signal pattern selection are used as pair In SG MODE select the SG route and then select the SG pattern to be sent by the selected route In SG MODE make sure to select the route first Figure SG MODE No Display Content 1 SG OFF SG Mode is OFF 2 DIG MVDEC YCBCR MAIN VDEC YCbCr Digital output mode 3 ANA MVDEC YCBCR MAIN V...

Страница 34: ...on setting to NTSC It is possible to use ANALOG OUT MODE together during DIGITAL OUT MODE The Main VDEC can output digital color difference in which colors will appear But the route to VDEC input cannot be analysed therefore care should be taken when using Depending on the situation please use the proper analog digital output The SG MODE outputs color difference and RGB only Therefore in the case ...

Страница 35: ... is set to NO and the SET key is pressed no action is taken and the menu returns to previous screen When the configuration is set to YES and the SET key is pressed for 5 seconds the reset action executes 1 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 29 30 31 32 33 34 35 36 37 38 39 40 1 I N I T I A L I Z E V D １１１６ 0 1 N T V J H S ６ 2 3 F I N A L S E T U P 4 5 6 7 8...

Страница 36: ...Set to RS 232c 4800bps 5 9600 To Set to RS 232c 9600bps 6 19200 To Set to RS 232c 19200bps 7 38400 To Set to RS 232c 38400bps 1 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 29 30 31 32 33 34 35 36 37 38 39 40 1 I N I T I A L I Z E V D １１１６ 0 1 N T V J H S ６ 2 3 4 5 6 7 8 9 10 11 12 13 14 15 U A R T S E L E C T 9 6 0 0 B P S 16 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 1...

Страница 37: ...ove the flexible cable from the flat clamp 3 Unhook the six hooks 4 Remove the front panel section Front Panel Section 2 Metal bonnet Front panel section FRONT Assy 2 1 2 3 1 1 1 2 2 2 3 Rear view Bottom view 3 3 3 3 4 3 Note Even if the unit shown in the photos and illustrations in this manual may differ from your product the procedures described here are common 37 ...

Страница 38: ...ee screws 7 Remove the antenna cable 8 Remove the MR DTB Assy MR DTB Assy Antenna cable MR DTB Assy 3 PCB Location Note MR DTB Assy can remove even if does not remove the front panel section 1 2 3 2 1 4 5 5 4 Rear view 6 7 6 7 6 MR DTB Assy FRONT Assy POWER SUPPLY Unit MR MAIN Assy LED Assy PC CARD Module Cleaning paper GED 008 Cleaning paper GED 008 38 ...

Страница 39: ...Please pay attention the styling and binding of cord around Power Supply Make a note of the wire locations Make sure to clamp the cords under the Cable Clamp Fan connectors need to be connected as pictured For FAN 60 X25L For FAN 40 X 10 5L After replacing the parts stabilize the FAN 60X25L with tape as shown before removing in order to prevent a loose FAN while shipping Use asetate tape approx 10...

Страница 40: ...ving Refer to red circles below Put the shield cord along the top of Front End and bind with cable ties like the photo For securing the spec of beat noise of display Refer to blue arrow Secure the interspaces between Front end Do not forget to place Rubber Cushion and flexible cable like showing photo AEB1433 after treatment 40 ...

Страница 41: ... the signal arrived at IC6601 pin 1 pin 2 No Sub signal No Has the signal arrived at IC6003 pin 148 pin 158 Check the communications between IC4804 and IC6003 Yes Yes No Check the communications between IC4801 and IC6601 For check the communication with the microcomputer refer to the section 6 3 SERVICE FACTORY MODE The encircled numbers denote measuring point in the Waveforms for Troubleshooting ...

Страница 42: ...icrocomputer No Yes Yes No Is the screen on the main side digital or analog TV Is a signal output from IC4702 pin 41 pin 43 pin 45 It is a specification that the image on the subside is not displayed Yes No Has the signal arrived at IC4702 pin 64 pin 66 pin 68 No No Has the signal arrived at IC6201 pin 43 pin 48 pin 54 Check the communications between IC4702 and IC6201 No No Has the signal arrived...

Страница 43: ... Yes No Has the signal arrived at IC4702 pin 78 pin 80 pin 82 Check the communications CN4003 and the microcomputer and check the communications between CN4003 and IC4702 Has the signal arrived at IC6201 pin 43 pin 48 pin 54 Check the communication between IC6201 and IC4702 No Yes It is a specification that the image on the subside is not displayed Is the communication between each IC on the MR MA...

Страница 44: ... and TP4602 Yes Yes No No Check around the jack Is a signal output from IC4801 pin 79 Yes No Has the signal arrived at TP4602 Has the signal arrived at IC4801 Check around IC4801 and check the communications between IC4801 and the microcomputer The sound is not emitted audio out The sound is not emitted audio out No Check around Q4606 and R4605 Check around Q4607 and R4612 Yes No Check around the ...

Страница 45: ...al input to IC4801 pin 19 pin 20 Check the communication between IC4402 and IC4801 Is a signal input to IC4801 pin 10 pin 11 No Check the communication between IC6405 and IC4801 No Yes Yes Is the flexible cable between CN4001 and CN7804 connected normal Connect Flexible cable then check again No Yes Is it the only input REAR input analog sound that doesn t come out No No Yes Is a signal output fro...

Страница 46: ... is turned on is DTB_RESET Pin 38 of CN1402 high after the voltage D 3 3V rises Are TXDA pin 3 and RXDA pin 2 of CN3102 communicating No Yes Is a signal input from DTB to IC6601 No Yes Yes The panel is defective Has the symptom been settled when the MR MAIN BOARD Assy is replaced Finishing troubleshooting No sound from the subwoofer No sound from the subwoofer Yes Is the sound muting set No Cancel...

Страница 47: ......

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