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Seanix 42PSEA06, Service Manual

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Seanix 42PSEA06 Service Manual Download Page 41

 

Page 40 of 83 

10-2 Signal waveform in the image board 

 
Video:

 Timing946 Pattern946 color bar picture 

 
U14

（

Y/C separate

）

In (pin3 C136)/(pin20 C142)   U14

（

Y/C separate

）

Out pin18/17 R119/R120 

 

 

 

Video: 

Timing 949 Pattern936 white picture 

 
U7 decoder output 8bit digital signal: 

 

 

S-Video:

 Timing 946 Pattern946 color bar picture 

 
U14 pin8, pin10 

 

 
 
 

 

Summary of Contents for 42PSEA06

Page 1: ...Page 0 of 83...

Page 2: ...INFORMATION ONLY EVERY REASONABLE EFFORT HAS BEEN MADE TO ENSURE THE ACCURACY OF THIS MANUAL WE CANNOT GUARANTEE THE ACCURACY OF THIS INFORMATION AFTER THE DATE OF PUBLICATION AND DISCLAIMS RELIABILI...

Page 3: ...shooting 20 4 2 Turn PDP on and Check 20 5 White Balance Adjustment 5 1 Equipments list and prepare 25 5 2 Preparation and Adjustment process 25 6 DDC program and test 6 1 The list of Instrument 27 6...

Page 4: ...Introduction 12 1 PDP internal view 46 12 2 Mechanical of cabinet front disassembly 47 12 3 Disassembly and assembly 48 12 4 Block Wiring diagram 56 13 PCB LAYOUT 13 1 Image board PCB LAYOUT 59 13 2 K...

Page 5: ...480i 1080i 480P Video Mode AV3 AV4 COMPONENT X 2 YCbCr YPbPr YCbCr YPbPrx 2 720P Audio L R x 2 Signal input Analog D Sub 15 pin Plug and play DDC 2B Support Frequency FH 31KHz to 80KHz FV 50Hz to 85Hz...

Page 6: ...ness 1100 cd m2 z ATSC receiver MPEG 2 decoder z NTSC receiver Video decoder z Dual Video Dual S Video z Dual Y Pb Pr 480i 480p 720p 1080i HDTV Ready z PC D SUB 15Pin INPUT z D SUB analog video with r...

Page 7: ...aces are located at the back panel There s also a group of connectors located on the side of this device for easier access The following figures depict these A V connectors Back Panel A V Connectors S...

Page 8: ...HF channel 14 through 69 Mid band cable A1 through A8 A through I Super band cable J through W Hyper band cable AA through ZZ AAA BBB Ultra band cable channel 65 through 94 100 through 125 Closed Capt...

Page 9: ...o audio signal associated with AV2 input 1 3 1 4 AV3 A YPbPr YcbCr type component video interface designated as AV3 shall be located on its back panel It comprises the following electrical connections...

Page 10: ...Return 6 RG Red GND 7 GG Green GND 8 BG Blue GND 9 5 V 5 V from the PC 10 SG Sync Ground 11 NC None 12 SDA DDC Data 13 HS Horizontal Sync 14 VS Vertical Sync 15 SCL DDC Clock Audio Inputs 42PSEA06 sha...

Page 11: ...Clock 7 DDC Data DDC Data 8 N C No Connect 9 TX 1 TMDS Data 1 10 TX 1 TMDS Data 1 11 SHLD 1 3 TMDS Data 1 3 Shield 12 TX 3 TMDS Data 3 13 TX 3 TMDS Data 3 14 5V 5V Power from the PC 15 GND Ground Ret...

Page 12: ...ng range shall be from 100 to 240 VAC sinusoidal Input power frequency range shall be from 50 to 60 Hz over the specified input voltage range 1 3 2 3 Power Consumption Operating Power Power consumptio...

Page 13: ...and store all TV channels Manual Ch Set To enable or disable channels Channel Label To rename a channel SETUP Manu Language To select the language for OSD among English Spanish French and Portuguese E...

Page 14: ...to back side to side and top to bottom 2 Precautions and Notices 2 1 Precaution of assembly 1 Please do not press or scratch PDP panel surface with anything hard 2 Please wipe out PDP panel surface w...

Page 15: ...90 off Up Down Move the cursor up and down on the Menu left right Use left right to select or adjust an item CH up CH down Press to select the next lower or higher Program number Vol up Vol down Press...

Page 16: ...Down in Menu operation Up Press to select the next higher Programme number or move up in Menu operation VOL Left Press to decrease the sound volume level or move Left in Menu operation Right Press to...

Page 17: ...able box and select Air if you are directly connecting to the antenna 2 DTV Signal Display signal strength to aid antenna adjustment 3 Auto Ch Search Automatically scan and store all TV channels 4 Man...

Page 18: ...list 2 Press Enter to enter the highlighted sub item menu 3 Press or to adjust the value of the sub item 4 Press Enter again to exit the sub item Audio Language English Espa ol Fran ais Portuguese Bas...

Page 19: ...the white screen 1 Press or to move the cursor up or down the sub item list 2 Press Enter to enter the highlighted sub item menu 3 Press or to adjust the value of the sub item 4 Press Enter again to e...

Page 20: ...s is transmitted as CS1 CS2 CS3 CS4 CS5 CS6 or occasionally CC1 CC2 CC3 CC4 You need to select the option you want for analog channels and digital channels separately CC1 NTSC TV CS1 ATSC TV Press the...

Page 21: ...PDP on and Check Plug power cord into pdp set and the color of LED is red If PDP under the normal working display of LED is blue Then the screen show is nor dark If the color of LED is red under stan...

Page 22: ...e of CN703 PIN5 12 V PIN8 3 3 V PIN9 3 3 V PIN11 5 V Samsung PANEL Check device circuit and logic circuit Vs Vset Vsc Ve etc Arrow shows test point If there was anything unmoral test voltage and repai...

Page 23: ...0 V 240 V Test voltage of C905 is DC300V or not Check FUSE F901 BD901ok or not Check IC901 and D901 ok or not 5VSB OK No input of AC Power out or output is unmoral Test point CN902 Voltage AC INPUT 1V...

Page 24: ...short or cold solder Test voltage as follow L705 8V L706 5V L704 5V L718 2 5V L719 1 2V Check the junction that CN703 to CN704 or CN701 to CN702 ok or not OK NG Check power supply input and output si...

Page 25: ...input signal of U1 at C18 C19 C20 under YCbCr mode Check circuit of U6 PW1231 ok or not Check U1 OK OK Is there any short or disconnection and signal is wrong The signal of standard color bar will be...

Page 26: ...is TIM946 PAT922 32 Gray steps Then see the color of picture is deflection or not And the Gray steps distinguish 28 steps from 32steps or not If dark of Gray is deflection press CH and adjust If sharp...

Page 27: ...me as AV mode Note Press Source and change mode that Video Rear to VGA then adjustment items of white balance same as Video Rear First press CH and adjust under the VGA mode White BBgCVBS vMin 0 vMax...

Page 28: ...acturer Name Vendor Assigned Code Model Name Serial Number same as Barcode Week of Manufacture Year of Manufacture Video Input Analog Checksum same as the last byte of data table reference to the note...

Page 29: ...bidirectional and serial Step 1 Open the file iDev You should Figure 2 RS232 Connector PC RS232 Cable PDP Figure 1 1 RXD 2 TXD 3 DTR 4 GND 5 DSR 6 RTS 7 CTS 8 9 1 2 RXD Received Data 3 TXD Transmitte...

Page 30: ...Choose the director of the file to flash Note Connect the computer s serial port usually COM1 to the serial port of the ZORAN evaluation board using a null modem cable and select speed Step 3 Flash on...

Page 31: ...Page 30 of 83 Step 5 Press reset or cycle the power from the Evaluation Board and click down Step 6 View hex file flashing progress after the files have been downloaded Click Close to exit...

Page 32: ...tion and mute volume control These basic functionalities are made available through the combination of GUI and standardized TV APIs The application also utilizes the results of PSIP parsing and decodi...

Page 33: ...ations are implemented via the Tuner and Channel Map APIs After tuning the application displays the information of the currently tuned channel This includes 1 Channel number Ch 9 1 2 Channel Label for...

Page 34: ...ard The input signal interface 4 Power Board Supply Power for Panel and Image Board 5 KEY Board POWER Signal Source MENU CH CH VOL VOL 6 Power ON OFF Turn power on off Part apt to decrease 1 BEZEL REA...

Page 35: ...Page 34 of 83 9 2 Image board block diagram and signal introduce process 9 2 1 Image board block diagram...

Page 36: ...ss Scan Drive Y ATSC NTSC TV Tuner Audio Process SMPS Power supply DATA Drive Scan Drive X Logic Memory Con X Y Con PDP Module ATSC NTSC TV P PD DP P P Pa an ne el l Speaker MPEG Signal Process Signal...

Page 37: ...elated program information through OSD query menu For multi program TS stream user could appoint to see some program in this stream through program guide EPG AV S video YPBPR DVI D Sub and each Audio...

Page 38: ...puts the sub board signal Instrument VG828 TG19CC Oscillograph YCbCr Timing946 Pattern946 color bar picture Y Luminance Signal R Red Signal B Blue Signal YCbCr Timing 949 Pattern936 Full White Picture...

Page 39: ...YPbPr Timing955 Pattern946Color Bar Picture Y Luminance Signal R Red Signal B Blue Signal YPbPr Timing953 Pattern921 Gray Picture Y Luminance Signal YPbPr Timing954 Pattern936 Full white picture Y Lum...

Page 40: ...or Picture Video Timing949 Pattern936 Full White Picture Video Timing949 Pattern921 Gray Steps Picture S video Timing946 Patern946 color bar picture S video Timing949 Pattern936 Full white picture S v...

Page 41: ...iming946 Pattern946 color bar picture U14 Y C separate In pin3 C136 pin20 C142 U14 Y C separate Out pin18 17 R119 R120 Video Timing 949 Pattern936 white picture U7 decoder output 8bit digital signal S...

Page 42: ...bar picture U7 8bit digital signal output YCbCr Timing946 Pattern946 Full white picture Y signal L55 R signal L53 B signal L54 YCbCr Timing 949 946 Pattern921 936 946 gray scale color bar white pictur...

Page 43: ...Page 42 of 83 YPbPr Timing 955 PATTERN946 color bar picture Y signal L55 R signal L53 B signal L54...

Page 44: ...ing picture it corresponding power make detection method separately among following several picture Only for SUMWUNG POWER In the following the first picture it is successively 1 to 6 pin of J603 from...

Page 45: ...ltage value of IC necessary Voltage Corresponding IC position and pin 3 3V U706 Pin3 U704 Pin3 U710 Pin3 U2 Pin38 U9 Pin13 U13 Pin3 U10 Pin91 D40 Pin5 D41 Pin5 U68 Pin3 U30 Pin3 Pin1 J32 Pin7 U48 Pin2...

Page 46: ...1 pin to 10 pin from left to right according to the picture 11 3 PDC Board The following picture show PDC Board among them getting red difference label about connection with PDC Board and main board...

Page 47: ...Page 46 of 83 12 Mechanical Introduction 12 1 PDP Internal view...

Page 48: ...Page 47 of 83 12 2 Mechanical of cabinet front disassembly...

Page 49: ...ace the PDP upside down on a tabletop use a protection sheet or EPE bag Take care that this is flat and free from obstacles like screws to prevent damaging the fragile PDP glass filter 1 3 Remove the...

Page 50: ...r from the top of the PDP and store in a safe place 4 6 Done 1 2 3 5 Remove the six big black colored screws in the panel holder as the red circle showed 1 6 Remove the seven black colored screws arou...

Page 51: ...a allen screwdriver to remove the six silver colored allen screws M3 6mm 2 3 Remove the five black screws 3 ZOOM 1 ZOOM 1 1 2 3 4 Remove the one silver screws and remove the GND cable 4 5 Disconnect t...

Page 52: ...val 1 Disconnect the all connectors J42 CN706 J14 J603 CN703 CN704 J11 J30 and J6 form M GPC main board See the above figure 2 Remove the six silver screws from MGPC main board 1 3 Remove the MGPC boa...

Page 53: ...3 5 PCB Plate Removal 1 Remove the two Cable Clips from the PCB Plate 1 2 2 Remove the six sliver screws 3 3 Cut the cable tie 4 Note please carefully cut it don t make the cable damage 4 Remove the P...

Page 54: ...al 1 Remove the Six silver screws 1 to disassemble the key board from the bezel 1 Remove the two silver screws 1 2 Remove the side cover from Side AV board 2 1 2 3 Disconnect the CN004 and CN009 from...

Page 55: ...direction arrowed showed 2 Remove the four silver flat screws 2 3 Remove the two black screws 3 4 Remove the two silver screws 4 5 Remove the panel holder from PDP ZOOM 1 1 2 3 2 4 ZOOM 2 Panel Holde...

Page 56: ...e aluminum foil around the panel 2 after assemble the new panel must re affix the aluminum foil if it s broken must change a new one otherwise the EMI can be affected 3 Remove the twelve silver screw...

Page 57: ...ut Side AV B d CN004 CN009 AC switch B d Power filter B d AC input input AC output Main PSU Image board Image board Sub PSU Key board Internal speaker Right Internal speaker Left Main PSU Main PSU Mai...

Page 58: ...V Audio Pin 3 4 6 GND Pin 5 NC 5 CN703 to Sub PSU MGPC power input and relay control output CN703 Connector 11 Pins Pin 1 NC Pin 2 STB5V Pin 4 Relay SW Pin 5 D12V Pin 8 9 D3 3V Pin 11 D5V Pin 3 6 7 10...

Page 59: ...Page 58 of 83 12 4 2 Panel Wiring diagram...

Page 60: ...Image board PCB LAYOUT 13 1 Image board PCB LAYOUT 13 2 Key board PCB LAYOUT 13 3 Side AV board PCB LAYOUT 13 4 PDC board PCB LAYOUT Detail LAYOUT diagram please see the attached file 715P1511 G 4 17...

Page 61: ...Page 60 of 83 14 Schematic diagram...

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