PFM-42X1/42X1N Service Manual - Philips Parts and Accessories
Contents
1. CN501 UPPER A Main board i CN19 H n G Power board BKM V10 8 CN2 pu oar P501 XRB 6 CN303 AC inlet L Audio board CN301 CN302 XRT 3 board P501 CN1302 Z SUS board T R SP board 4 10 PFM 42X1 42X1N Part No OOOO VO SP Description 02 73 02 74 02 75 02 76 02 77 02 78 02 79 02 80 02 81 02 82 02 83 02 84 CONNECTOR ASSY CONNECTOR ASSY CONNECTOR ASSY CONNECTOR ASSY CONNECTOR ASSY CONNECTOR ASSY CONNECTOR ASSY CONNECTOR ASSY CONNECTOR ASSY CONNECTOR ASSY CONNECTOR ASSY CONNECTOR ASSY CONNECTOR ASSY CONNECTOR ASSY Y 505 9 X 505 8P MAIN 4P MAIN 12P MAIN 7P AU 12P RMT 8P DDC CI 11P KEY 4P SPKL 4P 2 505 8 SPK R 4P LVDS SENS 9P The numbers encircled by round corresponds to those of the left illustration PFM 42X1 42X1N Board Connections PFM 42X1 42X1N SAFETY CHECK OUT After correcting the original service problem perform the following safety checks before releasing the set to the customer Check the metal trim metallized knobs screws and all other exposed metal parts for2. Measuring the Vs voltage margin and determining the voltage 9 Switch the signal of the signal generator to the 5 10096 Full Red signal Turn the voltage adjusting knob of the Vs DC power supply in the voltage down direction and turn off the cells of the screen Turn the voltage adjusting knob of the Vs DC power supply in the voltage up direction until the cells of the screen turn on The first voltage which turns on the cells of the entire screen is named as Vsminl Record the value of Vsmin Turn the voltage adjusting knob of the Vs DC power supply in the voltage up direction slowly until the cells of the screen turn off or until over electric discharge happens The first voltage which turns off the cells of the screen or causes over electric discharge is named as Vsmax1 Record the value of Vsmax1 Note that the Vs voltage variable should exceed the maximum of 195 Switch the signal of the signal generator to the 10096 Full Green signal Repeat the previous adjustment step 2 and record each voltage as Vsmin2 Vsmax2 Switch the signal of the signal generator to 10096 Full Blue signal Repeat the previous adjustment step 2 and record each voltage as Vsmin3 Vsmax3 Switch the signal of the signal generator to 10096 Full White signal Repeat the previous adjustment step 2 and record each voltage as Vsmin4 Vsmax4 Switch the signal of the signal generator to 1009
3. 2 Execute the following programs in the following sequence PC gt 10801 gt 480p 4801 gt 5751 gt NTSC Compos Preparation of adjustment Equipment Signal generator e g VG 854 lumi nance meter e g CA 110 Signals type If a detailed timing is needed refer to Sony Timing Specifications PC XGA 1024 768 60 Hz 1080I Y Pb Pr 480P Y Pb Pr NTSC Composite PAL Composite 4801 NTSC Composite 575I PAL Composite Signal level 700 mVpp Signal pattern Full White 16 step gray pattern Color matrix adjustment ite gt PAL Composite 1 2 3 After inputting each signal adjust Sub Offset Input 16 step gray pattern Display SERVICE MODE OSD and select the WHITE BALANCE menu Change Sub Offset and adjust the brightness of the second step of the 16 steps of gray to be 0 5 cm m or less Sub Offset 0 1 Input Full White pattern Set the values of R GAIN and R G B OFFSET in the WHITE BALANCE menu as shown in the following figure 2 2 4 Adjust the color matrix by changing the values of G GAIN and B GAIN Refer to SONY Color Matrix Specifications 11000 K x 276 15 y 282 15 9300 x 283 15 y 298 15 6500 313 15 329 15 5 Adjust each of color temperatures of 11000 K 9300 K and 6500 K by repeating steps 3 and 4 2 2 4 Shipment Condition Setting Set the shipment condition Refer
4. BS Y QS P100 C Multi button H2 board Bracket XRT Board 3 Three screws Open the G board in the po direction of the arrow A Conductive cushion 4 Remove the XRT board in the direction of the arrow 8 Conductive cushion 2 Open the G board in the direction of the arrow PFM 42X1 42X1N 1 11 1 3 12 YDB Board and YDT Board Two screws 8 Screw 4 D C fan Fan Bracket 4 6 Remove the YDB board in the direction of the arrow A 9 Two screws Remove the YDT board in the direction of the arrow Conductive cushion Upper 2 T board L Side Two brackets 7 Two screws Bracket 1 3 13 Z SUS Board 3 Three screws gt T board R ET Two brackets Two screws T 4 Five screws 0 Bracket P1 P5 Z SUS board Conductive cushion 1 12 PFM 42X1 42X1N 1 3 14 Y SUS Board Conductive cushion 1 4 Warning on Power Connection Use the proper power cord for your local power supply PFM 42X1 series Plug type United State Canada 0233 Continental Europe COX 07 636 P5 Five screws 4 2 Y SUS board United Kingdom Ireland Austria New Zealand a VM1296 Female end VM0089 COX 02 VM0310B VM0303B VM1313 Cord type SVT H05VV F CEE 13 53rd O C HVCTF Minimu
5. Digital Multimeter Fluke 87 or equivalent 3 Signal generator VG 854 or equivalent 4 DC power supply DC power supply for Vs 1 Should be changeable more than 0 200 V more than 10 A DC power supply for Va 1 Should be changeable more than 0 100 V more than 5 A DC power supply for 5 V 1 Should be changeable more than 0 10 V more than 10 A DC DC converter tool 1 The tool that can output the voltage equivalent to that of the PDF42x1 7 module by using the Vs Va or 5 V voltage e Voltage stability of the power supply Within 196 for Vs Va within 3 for 5 V 2 Connection diagram of the measuring instrument and setting up the initial voltage 1 Connection diagram of measuring instrument Refer to Fig 1 Connection diagram of measuring instrument that adjusts the voltage waveform 2 Setting up the initial voltage Initial setup voltage 5 V Va 65 V Vs 190 V Adjust the initial setup voltage within the setup range according to the module s characteristics 2 3 3 How to adjust 1 Adjusting the voltage waveform of Vsetup O Connect the measuring instrument as shown in the connection diagram Fig 1 2 Turn on the power of the measuring instrument as described in under Fig 1 3 Connect the oscilloscope probe to the P4 connect er 80 pin of Y SUS PCB and GND Turn the VR1 of Y SUS PCB to adjust the waveform A in the following figure to be 10 55 us 2 Adjusting the Vset
6. 1 825 628 11 302 1 825 627 21 1 825 628 21 303 1 900 276 27 Screws Washers 7 682 962 09 4 8 d 03 PSW 4X10 SP Description LOUDSPEAKER L LOUDSPEAKER L LOUDSPEAKER R LOUDSPEAKER R en 4 BLACK SILVER BLACK SILVER CONNECTOR ASSY SP SCREW DON 4 10 PFM 42X1 42X1N Packing No Part No SP Description 401 1 477 278 12 s REMOTE COMMANDER RM 971 402 1 827 782 11 s CABLE DVI 403 2 990 242 01 s HOLDER B PLUG 0 0 404 3 613 640 01 o HOLDER C PLUG 405 2 176 251 01 o INDIVIDUAL CARTON 406 2 149 020 01 s MANUAL INSTRUCTION JAPANESE ENGLISH FRENCH GERMAN SPANISH ITALIAN SIMPLIFIED CHINESE 407 4 101 220 01 o CUSHION TOP amp BOTTOM 408 4 101 222 01 o CARTON INSIDE 409 4 101 224 01 o ACCESSORY BOX 410 4 101 223 01 o BAG PROTECTION 411 4 101 219 01 412 4 978 977 01 LID BATTERY BLACK 413 4 101 214 01 HOLDER CABLE 414 A S CORD SET POWER See 1 4 Warning on Power Connection TRAY BOTTOM nao PFM 42X1 42X1N 4 9 Board Connections CN201c3 1 SW board T L SP SR CN1304 YDB board YDT board C Yy SUS board H2 User control P501 board P2 XLB board 1101 9 CTRL board CN801 803 CN802 CN808 CN807 CN806 elele o o i P300 SIDE TT o Pet gt i CN3
7. Left X B D Screen Screen display forms Left of the screen 4 7 D 2 3 Right of the screen 3 7 Displayed Not displayed Data COF is not shown on screen Including the case where a part of Data COF is not shown When Data COF is not shown in many cases a problem resides between Data COF and the X B D Check if the Data COF and the X B D that correspond to the screen portion with no picture are securely connected Check if the Data COF is not damaged and replace the X B D Examples of the screen display form Any one of the 7 Data COF can be seen next to the below pictures All Z Partial B Not at all M PFM 42X1 42X1N How to examine Data COF IC 2 Resistance OD GND 15 Change KO GND into ANODE 2 Resistance into and then examine the diode in the forward or backward direction Measure the resistance value 10 2 3 1 2 3 An unusual pattern corresponding to the Data COF IC unit is shown If an unusual pattern corresponding to the Data COF IC unit is displayed as shown below the input to the Data COF IC has a problem In the case of Case 1 2 3 Check the connection of the Data COF connector Replace the corresponding X B D In the case of Case 4 5 Check the connector that connects the CTRL
8. Plasma display panel Conductive cushion 1 8 PFM 42X1 42X1N 1 3 7 Litium Battery D Four screws Esa Lithium battery removal 2 Two fans and brackets x Four screws 25 E Lithium battery CR2032 Battery Remove the lithium battery in the direction of arrow 10 Lithium battery Shield Conductive cushion 1 3 8 A Board CN2 CN1 5 fy CN8 1 CN23 CN19 1 CN3 CN22 Shield D Seven screws CN501 4 8 SR 8 0 Six hexagon Screws Conductive cushion PFM 42X1 42X1N 1 9 1 3 9 CTRL Board For removal procedure refer to Plasma Display Panel 2 P201 Se 2 A board Two frame module metal assemblies etc P106 T o Five screws P102 ola ah 12 P103 Tk Sh P105 Ee D G board Upper Side Conductive cushion 1 3 10 XRB Board and XLB Board For removal procedure refer to Plasma Display Panel 1 2 gt AC inlet AC socket cover Aboard Two frame module 71 Screws metal assemblies etc XRB board P720 6 Three screws XLB board P540 G board Upper Side Conductive cushion PFM 42X1 42X1N 1 3 11 XRT Board and XLT Board Nine screws 9 Remove the XLT board in the direction of the arrow 5 Two screws 2 T 6 Temp board 8 Three screws dk
9. Two brackets P501 8 Two screws y Temp board CN1101 Conductive cushion Multi button H2 board Bracket PFM 42X1 42X1N 1 5 1 3 4 Bezel Assembly 2 Four screws Screw e O9 Four screws Connector Note When removing the main chassis be sure that the two persons or more must work together for removal Place the removed main chassis on the conductive cushion Upper Side Bezel assembly etc Conductive cushion Upper 2 Frame front assembly Side _ Nine screws T Conductive cushion e Screw e OI Power button Two screws e Jae H1 board 3 Bezel assembly Upper Side Conductive cushion 1 6 PFM 42X1 42X1N 1 3 5 Plasma Display Panel 1 T 9 Two screws D C fan Bracket _ UL YE 5 Three screws 7 AC inlet AC socket cover P501 22 Screw TS Al T 4 Temp board _ AN Two screws Conductive cushion CN302 1 CN303 CN301 Q Four screws Rei CN901 Un 2 4 L Audio Two screws 6 board Conductive cushion 1 7 PFM 42X1 42X1N 1 3 6 Plasma Display Panel 2 T D Eight screws ge gt G board I e Z Holder Conductive cushion T a Two screws T 9 Four screws E A board Two frame module metal assemblies etc
10. down voltage waveform O Turn the VR2 of Y SUS PCB to adjust the waveform B in the following figure to be 120 5 3 Adjusting the Vzb voltage waveform Turn the VR2 of Z SUS PCB to adjust the wave form C in the following figure to be 33 5 us gt A10 5 ys VSC 110 1V 120 5 ps Vzb 105 1 V Z B D waveform C 33 5c us Y Z set up waveform 2 4 2 3 5 Adjustment after Assembling PDP Module Adjustment 1 Required Tools 1 Digital oscilloscope 200 MHz or more 2 DVM Digital multimeter Fluke 87 or equivalent 3 Signal generator VG 854 or equivalent 4 DC power supply DC power supply for Vs 1 Should be changeable more than 0 200 V more than 10 A DC power supply for Va 1 Should be changeable more than 0 100 V more than 5 A DC power supply for 5 V 1 Should be changeable more than 0 10 V more than 10 A DC DC converter tool 1 The tool that can output the voltage equivalent to that of the 42 1 7 module by using the Vs Va or 5 V voltage Voltage stability of the power supply Within 190 for Vs Va within 396 for 5 V 2 Connection diagram of the measuring instrument and setting up the initial voltage 1 Refer to fig 1 Connection diagram of measuring instrument that adjusts the voltage waveform 2 Initial setup Voltage 5 V Va 65 V Vs 190 V Adjust the initial setup voltage within the setup range according t
11. signal genera tor PFM 42X1 42X1N 3 Place the luminance meter e g CA 110 50 cm away from the monitor Align it with the vertical center of the display and adjust the focus to the optimum level by using an eyepiece 4 Place the monitor and the luminance meter e g CA 110 in a light shielded room for adjustment 5 Setup SERVICE MODE of the monitor 3 Operation For quick setup set the data manually Set Brightness Contrast and Backlight to 50 70 and 100 respectively Then set the color temperature by adjusting its default value 4 Warm up time Warm up for 30 minutes or more before performing any adjustment 2 2 White Balance Adjustment 2 2 1 Initialization 1 Input Enter gt 1 gt 8 gt 2 from the remote controller in this order to display SERVICE MODE OSD 2 Select INITIALIZATION menu and execute FILL OxFF When the initialization is completed the power turns off and restarts automatically 2 2 2 AD Calibration Execute Auto Calibration as follows by using a PC 1024 X 768 60 Hz signal 1 PC signal 1 Display SERVICE MODE OSD and select the AD CALIBRATION menu 2 Input Full Black no video pattern 3 Execute PC CUTOFF 4 Input Full White pattern 5 Execute PC GAIN 2 1 2 2 3 White Balance Adjustment After aging the unit about 30 minutes adjust the color matrix of each one of the color temperatures of 11000 K 9300 K and 6500 K as follows 1 2 3 4
12. to SONY Color Matrix Specifications 1 Display the SERVICE MODE OSD menu 2 Select the FOR TEST menu and execute INIT GOODS When INIT GOODS is completed the power turns off and restarts automatically PFM 42X1 42X1N 2 3 Panel Adjustment 2 3 1 Application Object This standard is applied to the PDP42X1 7 PDP Module which is manufactured by the manufacturing team of PDP promotion department or elsewhere 2 3 2 Notes 1 Without any special indication the module should be at the preliminary condition more than 10 minutes before adjustment Service signal 10096 Full White signal Service DC voltage Vcc 5 V Va 65 V Vs 190 V DC DC Pack voltage Vist 115 V Vscw 110 V Vy 2175 V Vzb 105 V Preliminary environment Temperature 25 5 C relative humidity 65 10 2 After assembling the module perform aging under the following conditions for stabilizing its operation before starting the adjustment Service signal 100 Full White Red Green Blue pattern signals Service time of each pattern within 5 minutes cycle Service DC voltage Match the voltage with the setup voltage at the first adjustment Aging period 4 hours or more Aging environment Temperature 60 2 C relative humidity 7596 or less 3 Module adjustment should be performed in the following sequence Set the initial voltage and adjust the voltage wave form of Vsetup Measure the margin o
13. 0 1 3 11 XRT Board and XLT 1 11 1 3 12 YDB Board and YDT 1 12 1 3 13 Z SUS Board iii emi 1 12 123 14 YESUS Board odere tete 1 13 1 4 Warning on Power Connection sees 1 13 2 Electrical Adjustment 2 1 S tup Adjustment nee aec leyli dna 2 1 2 2 White Balance Adjustment eese ennemi 2 1 2 251 EA A RU e Re Rene 2 1 2 2 2 AD Calibration ive av Ree DER teat 2 1 2 2 3 White Balance Adjustment 2 2 2 2 4 Shipment Condition Setting 2 2 2 9 Panel Adjustable dert 2 3 2 3 1 Application Object 2 3 2 3 2 I 2 3 2 3 3 Adjustment Items 2 3 2 3 4 Adjusting the Board Group Applying the Tools 2 3 2 3 5 Adjustment after Assembling PDP Module Adjustment 2 4 2 4 Troubleshooting eerte aid 2 7 2 4 1 Checking for No Picture 2 7 2 4 2 Hitch Diagnosis Based on the Display Condition 2 9 2 4 3 Checking for Component Damage eee 2 12 3 Troubleshooting Guide 1 Outof Order on POoWer el aces 3 1 3 2 UNO Raster State Ne reo P pte lee es 3 3 3 3 Sound Troubleshooting 3 7 4 Spare Parts 4 1 Notes on Repair Parts 4 2 uBxploded VIEWS i eir ia tene o ed eet 4 2 PFM 42X1 42X1N Section 1 Service Overview 1 1 Appearance Figure SAY 1
14. 2 Board Locations G Power DDC CI T R SP gt T L SP L Audio BKM V10 7 805 8909 4122 A Main ver SS YDB PFM 42X1 42X1N 1 1 1 3 Disassembly 1 3 2 Rear Cover Assembly 1 3 1 BKM V10 1 3 3 Bezel Assembly 1 5 Plasma Display Panel 1 1 3 1 3 4 Bezel Assembly 2 1 3 6 Plasma Display Panel 2 PFM 42X1 42X1N 1 2 1 3 11 XRT Board and XLT Board 1 3 7 Lithium Battery E For removal procedure refer to For removal procedure refer to Plasma Display Panel 1 2 e 1 3 10 XRB Board and XLB Board PFM 42X1 42X1N 1 3 1 3 1 BKM V10 D Loosen the two screws 1 3 2 Rear Cover Assembly Four screws gt 2 Four hooks 4 Fourteen screws y Conductive cushion 1 4 PFM 42X1 42X1N 1 3 3 Bezel Assembly 1 2 Peel off the four tapes Peel off the four tapes Conductive cushion Three screws T 6 T board R Two brackets CN1302 Four screws d 3 Two screws CN1304 Ex ex x Q T board L Two brackets
15. 24 Fail Replace the Power Board Check Scaler IC14 Output PCLOCK PVSYNC PHSYNC Fail Replace Device IC21 1 30 IC4 Replace the Main Board PVALID DATA Check Control Signal DISPEN CN501 Pin 27 Replace the Main Board Pass Fail Find a ES ai Soldering Error PFM 42X1 42X1N or check the Replace the Main Board oscillator X5 3 3 NO RASTER ON Y Pb Pr Y Cb Cr SIGNAL Replace Device Q53 54 55 50 51 52 3 4 Process Input Select Input 1 Option 480P Pass 480i Check Microvision Copy Protection amp Input Select IC43 CXA2171 720P 10801 55 Fail Analog Switch DTV IC4 BA7657 the Main Board Power S W off and on after removing the Input signal cable Check IC12 AD9888 In Out H V Sync Output Data Fail Replace the Main Board Pass Check IC10 FLI2310 S2310 RESET In Out H V Sync Replace the Main Board PFM 42X1 42X1N NO RASTER ON AV SIGNAL CVBS S VIDEO Repeat Process Check Input Select for AV Fail IC41 CXA2069 Check 3D Comb Filter F
16. 24 X 768 mode for the signal generator 2 6 PFM 42X1 42X1N 2 4 Troubleshooting 2 4 1 Checking for No Picture Check the following points if the monitor shows the Full Black pattern or the power is off and no picture appears on screen 1 Check whether the CTRL B D LED D10 D11 D12 D13 D17 is turned on or not 2 Check the power and signal cable of the CTRL B D 3 Check whether the X B D Y B D and Z B D are plugged securely 4 Check the connection of the X B D Y B D and Z B D to the CTRL B D 5 Measure the output wave of the X Y and Z B D with the oscilloscope 200 MHz or more and check if there is any problem on the boards by comparing the output wave with the following figure Measurement point for the Y B D TP Bead B50 Measurement point for the Z B D TP Bead B35 Measurement point for the X B D COF TP 6 Check the SCAN Y side IC 7 Check the DATA X side COF IC 8 Replace the CTRL B D 22 Apr 04 16 35 01 LeCroy lt A Y B D Output wave 1 FRAME 1 B Y B D Output wave 1 SF l ms BUL T 22 Apr 04 16 36 48 11 LeCroy lt A Y B D Output wave 1 FRAME gt lt B Y B D Output wave 2 4 to 12 SF 1 ms lt 0 63 ms PFM 42X1 42X1N 2 7 2 8 2 ms BWL 22 Apr 04 16 38 25 dn LeC
17. 2X1N measuring the output ICT of the Y drive B D Full White pattern 2 13 Section 3 Troubleshooting Guide 3 1 Out of Order on Power NO POWER Connector or 5V ST Output On Power Board Replace the Power Board Check 5V ST CN Pin 3 Replace the Power Board Check 108 Pin 6 Check Ctrl signal CN9 Pin 2 RLY Replace the Power Board Check Ctrl signal CN9 Pin 1 Check IC2 Pin 3 ACD Check Ctrl signal CNS Pin 5 VS07 Replace the Power Board Check IC8 Pin 9 Pass Check the Power Cable connection PFM 42X1 42X1N 3 1 NO RASTER ON DIGITAL SIGNAL DV1 Repeat Process Check The EDID Data 3 2 Rewrite EDID Data PFM 42X1 42X1N 3 2 No Raster State NO RASTER ON ANALOG SIGNAL Check LED Status on Display Head Amber U12 AD9888 HSYNC ADC VSYNC ADC DCLK ADC DATA Pass Y Check the D sub Connection Y Pb Pr Jack check Check the other Device IC26 1 27 SD RAM IC44 LVDS83 Pin 32 Process Check Check Power Line Fail IC21 IC45 Ctrl signal IC20 IC22 IC44 Pin 32 IC24 LVDS583 Replace the Main Board IC23 IC
18. 6 Full Black signal Repeat the previous adjustment step 2 and PFM 42X1 42X1N record each voltage as Vsmin5 Vsmax5 3 At this time the maximum voltage is set by adding 6 V to the Vs voltage Vsminl to Vsmin5 Set the voltage within the setting range 180 V Vs 195 V while considering other characteris tics as well Turn the voltage adjusting knob of the Vs DC power supply and determine the Vs voltage 49 Adjust the Vset down waveform by setting Vs voltage as described in 2 3 4 Adjusting the final voltage waveform O Check the voltage waveform as described in 2 3 4 3 How to adjust and readjust the waveform when it is out of range DC DC Pack voltage setup range Vist 100V to 160 V 100 V to 160 V 160 V to 200 V Vzb 100 V to 160 V 2 5 45 V power supply Vcc Va power supply Vs power supply Signal generator VG 854 External power supply 5V Va Vs Fig 1 Connection diagram of the measuring instrument 1 The power of the signal generator should be turned on before turning on the power of the DC power supply 2 The voltage of the DC power supply should be preset as below in the same way as the standard module input voltage Vcc 5 V Va 65 V Vs 190 V 3 The power supply must be turned on in the following sequence Reverse the sequence when turning off the power Module on 5 gt Va Vs Module off Vs Va gt 5 4 Select the 10
19. 8A 250V AC INLET E j 3 Gd ud CIRCUIT BOARD CIRCUIT BOARD CIRCUIT BOARD CIRCUIT BOARD CIRCUIT BOARD CIRCUIT BOARD Ez Ed Exi Eri Ei IU UU UU 33233383 CIRCUIT BOARD JIT BOARD CIRCUIT BOARD 338889 ES j 1 4 Q Bi xi Hy lt GLASS FILTER AC SOCKET COVER BLACK G A A PFM 42X1N L H H AC SOCKET COVER SILVER HOLDER A PLUG BUTTON POWER LTI BUTTON GRAY LTI BUTTON BLACK B mo UNTED CIRCUIT BOARD FLAME COVER BLACK IAIN FLAME COVER SILVER FLAME COVER PFM 42X1N UNTED CIRCUIT BOARD DDC CI TTERY LITHIUM CR2032 TYPE 0 1 Cover 4 5 Panel 4 6 PFM 42X1 42X1N Panel No Part No SP Description 201 1 761 977 11 s MOUNTED CIRCUIT BOARD Y SUS 202 1 761 978 11 s MOUNTED CIRCUIT BOARD Z SUS 203 1 761 979 11 s MOUNTED CIRCUIT BOARD YDT 204 1 761 980 11 s MOUNTED CIRCUIT BOARD YDB 205 1 761 988 11 s MOUNTED CIRCUIT BOARD XLT 206 1 761 989 11 s MOUNTED CIRCUIT BOARD XRB 207 1 761 990 11 s MOUNTED CIRCUIT BOARD XRT 208 1 761 991 11 s MOUNTED CIRCUIT BOARD XLB 209 1 761 992 11 s MOUNTED CIRCUIT BOARD CTRL 210 1 805 659 11 s DISPLAY PANEL PLASMA 211 A 1 576 233 12 s FUSE H B C 6 3A 250V PFM 42X1 42X1N 4 7 SS SP20B SP20S Speaker No Part No 301 1 825 627 11
20. AC leakage Check leakage as described below LEAKAGE TEST The AC leakage from any exposed metal part to earth ground and from all exposed metal parts to any exposed metal part having a return to chassis must not exceed 0 5 mA Leakage current can be measured by any one of three methods 1 Acommercial leakage tester such as the Simpson 229 or RCA WT 540A Follow the manufacturers instructions to use these instruments 2 Abattery operated AC milliammeter The Data Precision 245 digital multimeter is suitable for this job 3 Measuring the voltage drop across a resistor by means of a VOM or battery operated AC voltmeter The limit indication is 0 75 V so analog meters must have an accurate low voltage scale The Simpson 250 and Sanwa SH 63Trd are examples of a passive VOM that is suitable Nearly all battery operated digital multimeters that have a 2 V AC range are suitable See Fig A To Exposed Metal Parts on Set AC 0 15uF 2 z 1 5 voltmeter 0 75V 46 Earth Ground Fig A Using an AC voltmeter to check AC leakage PFM 42X1 SY Printed in Japan PFM 42X1N SY E Sony Corporation 2004 8 16 9 968 071 01 B amp P Company 2004
21. SONY FLAT PANEL DISPLAY PFM 42X1 PFM 42X1N COMPONENT RGB ACTIVE THROUGH ADAPTOR BKM V12 SPEAKER SYSTEM SS SP20B 55 5 205 REMOTE COMMANDER RM 971 SERVICE MANUAL 1st Edition ABE Oe Wild V EZEM CJ BARA Y IMITAR LEA AEE SULOZSSCCA0z4 fal SIZED EA lt 7 WARNING This manual is intended for qualified service personnel only To reduce the risk of electric shock fire or injury do not perform any servicing other than that contained in the operating instructions unless you are qualified to do so Refer all servicing to qualified service personnel WARNUNG Die Anleitung ist nur f r qualifiziertes Fachpersonal bestimmt Alle Wartungsarbeiten d rfen nur von qualifiziertem Fachpersonal ausgef hrt werden Um die Gefahr eines elektrischen Schlages Feuergefahr und Verletzungen zu vermeiden sind bei Wartungsarbeiten strikt die Angaben in der Anleitung zu befolgen Andere als die angegeben Wartungsarbeiten d rfen nur von Personen ausgef hrt werden die eine spezielle Bef higung dazu besitzen A AVERTISSEMENT Ce manual est destin uniquement aux personnes comp tentes en charge de l entretien Afin de r duire les risques de d charge lectrique d incendie ou de blessure n effectuer que les r parations indiqu es dans le mode d emploi moins d tre qualifi pour en effectuer d autres Pour toute r paration faire appel une personne comp
22. ail Replace the Main Board IC31 uPD64083 Check U601 VPC3230D In Out H V Sync Fail Replace the Main Board Output Data Input Signal Check U302 FLI2310 VPC RESET Fail Replace the Main Board In Out H V Sync Replace the Main Board PFM 42X1 42X1N Check the Input jack and cable No Raster On analog Signal VS Board Input Option 2 Input Fail Check CN207 44Pin Wafer B12 B13 B14 B15 B16 Replace the Main Board A Process Check CN2 R G B H V Connector Line Pass No Raster On Y Pb Pr Y Cb Cr VS Board Input Option 2 Input Fail Check CN207 44Pin Wafer B12 B13 B14 A Process Connector Line Check CN2 Pb Y Pr Connector Line Pass 3 6 PFM 42X1 42X1N 3 3 Sound Troubleshooting NO SOUND OUTPUT Fail Replace the Main board Check Connector Main Board CN12 CN14 Video Board CN103 Option Board CN206 Audio Input Select 1041 2069 Check Pass Sound B d Check Check Connector Sound Board CN301 Pass Pin 1 3 Sound output device IC351 has over lod protection circuit If speaker terminal is shorted in a moment Sound function is stopped until the power swi
23. ed 13 4184 ms IPM normal output wave Measuring position Sustain the enlarged picture after measuring the B50 waveform of the Y B D and the B35 waveform of the Z B D Full White pattern 2 12 2 FET ass y Y B D HS1 damage 1 When Set Up FET is damaged screen is not dis played Test point Enlarged after measuring GND through B50 YB D Waveform As shown in Fig 3 12 May 04 9 28 49 Fig 3 When the Set_Up FET is damaged 2 When Set_Down FET is damaged electric discharge occurs over the entire screen Test point Enlarged after measuring GND through B50 YB D Waveform As shown in Fig 4 Letroy T 100 V 1 58 ps E 2 08 Y D 68 ys T Set down wave does 1 20 mv DC jj 29 my Ex a EN 1 HERES 1 48 V not occur Fig 4 When the Set Down FET is damaged 12 84 9 03 48 ps leCrog 100 V pera 1 58 ps 2 88 Reading Floppy Disk Drive 50 BUL T i Set down lt FET Ass y normal output wave gt Measuring position Enlarged wave of the reset section of TP B50 Y B D Full White pattern PFM 42X1 42X1N 3 SCAN IC Y drv B D IC1 to 12 damage 4 1 Ifthe SCAN IC has a failu
24. f the Vs voltage and determine the voltage Adjust and check the voltage of DC DC pack V Ist Vzb Adjust voltage waveform of Vset down Measure the margin of the Vset up voltage and determine the voltage Adjust the waveform of the final voltage The adjustment value above may vary depending on individual units 4 Without any special indication adjust the module under the ambient temperature of 25 5 C and the relative humidity of 65 10 If you leave the still image displayed for more than 10 minutes especially the digital pattern or cross hatch pattern which has a clear gradation afterimage may remain in the black level part of screen PFM 42X1 42X1N 2 3 3 Adjustment Items 1 Adjusting the board group 1 Adjusting the voltage waveform of Vset up 2 Adjusting the voltage waveform of Vset down 3 Adjusting the voltage waveform of Vzb 2 Adjustment after assembling PDP module adjustment 1 Setthe initial voltage and adjust the voltage waveform of Vsetup 2 Measure the margin of Vs voltage and determine the voltage 3 Adjust and check the voltage of DC DC pack V Ist Vsc Vy Vzb 4 Adjust the voltage waveform of Vset down 5 Measure the margin of the Vset up voltage and determine the voltage 6 Adjust the waveform of the final voltage 2 3 4 Adjusting the Board Group Applying the Tools 1 Required tools 1 Digital oscilloscope 200 MHz or more 2 DVM
25. ght 3 7 portion of the screen Screen display form A stripe that corresponds to one IC may split or a group of stripes may be bundled together and displayed on another part of the screen 5 The scan has a problem for screen display 1 There may be a problem between the Scan FPC and Y B D 2 Check the connection between the Y B D and Scan FPC 3 Ifthe Scan IC has a failure replace the Y DRV B D Screen display forms One eighth of screen nml e e o The screen display is very good ES The screen display is poor 2 10 Checking method of SCAN IC UNAM jid Change the Vpp pin into ANODE and GND pin into CATHODE and then test the diode in the forward backward direction 6 The screen has vertical lines with a regular gap A vertical stripe flashes in a specific color 1 The control B D has a problem 2 Replace the control B D Screen display form The screen shows vertical lines with a regular gap 7 A data copy occurs in the vertical direction 1 This is due to the incorrect marking of a scan wave 2 Replace the Y DRV B D or Y SUS B D Screen display forms Display Pattern Case 1 Entire Copy Case 2 Top Copy Case 3 Bottom Copy Case 4 Entire Copy PFM 42X1 42X1N 8 The screen shows one or several vertical lines 11 Another color may appear partial
26. ly in the full 1 This is not the problem of the controller B D or XB D white screen or a signal appears on the full 2 It may be due to following reasons black screen The panel has a failure 1 Check the inclination of the waveform at the Y B D The DATA COF FPC that is attached to the panel is setup and reduce the waveform open or shorted 2 Check the inclination of the Z B D ramp wave The DATA COF that is attached to the panel has a 3 Measure each output waveform with the oscilloscope failure 200 MHz or more and compare the data with the data 3 Replace the module shown in the following figure Adjust the Y B D setup Test up B C us us Screen display form setdown Test down D us and Z B D ramp Tramp Several vertical lines appear F G us us inclination by changing VRI VR2 VR3 in the quarter or another Measuring point of the Y B D B50 SUS UP Ed Measuring point of the Z B D B35 SUS OUT Vset up VS x10 5 us 9 The screen has one or several horizontal lines Y Vzb 105 1 V 1 This is not the problem of the controller B D or XB D Vs 2 It may be due to one of the following reasons 140 us N pH 33 45 The panel has a failure 175 1 V 110 1 V The SCAN that is attached to the panel is open 120 55 or shorted The SCAN IC that is attached to the panel has a 12 A center of the screen is darker
27. m cord set rating 10A 125V 10A 250V 10A 250V 10A 125V Safety approval UL CSA VDE VDE a Note Use an appropriate rating plug which complies with local regulations PFM 42X1 42X1N DENAN HO Section 2 Electrical Adjustment 2 1 Setup Adjustment Required equipments Remote commander RM 971 Digital voltmeter Luminance meter Minolta CA 110 or equivalent If Minolta CA 110 or equivalent is not available make adjustment by comparing the monitor with the reference LCD monitor that has already been calibrated correctly Signal generator VG 854 or equivalent Preparation of the luminance meter Place the light receptor block of the luminance meter about 50 cm away from the monitor screen as shown 1 How to enter the service mode Monitor Luminance meter about 50 em _ 1 Turn on the power 2 Input Enter gt 1 gt 8 gt 2 from the remote controller in this order to display SERVICE MODE OSD 3 Select INITIALIZATION menu and execute FILL OxFF When the initialization is completed the power turns off and restarts automatically W B readjustment is required after the panel board microprocessor is replaced However before W B adjust ment be sure to perform aging for more than 30 minutes after RGB reset 2 Setup 1 Set the timing and pattern data for the signal generator according to the Sony timing specifications 2 Connect the monitor video cable to the
28. o the module s characteristics 3 How to adjust 1 Adjusting the initial voltage waveform Check the voltage waveform by following the steps in 2 3 4 3 How to adjust and readjust the waveform when it is out of range 2 Checking the DC DC pack voltage D Switch the signal of the signal generator to the 10096 Full White signal 2 Connect the GND probe of DVM to the R16 s right leg of the Y B D and connect the positive probe to the left leg of R30 to check the V1st voltage 115 1 V When there is abnormality in the voltage turn the variable resistor PS1 of DC DC Pack V Ist on Y B D to adjust it 8 Connect the GND probe of DVM to P4 of the Y B D and connect the positive probe to the lower leg of R37 or R50 to check the Vsc voltage 115 1 V When there is abnormality in the voltage turn the variable resistor PS3 of DC DC Pack Vsc on Y B D to adjust it PFM 42X1 42X1N 3 Connect the GND probe of DMV to the GND of the Y B D and connect the positive probe to the lower leg of R44 to check the Vy voltage 175 1 V When there is abnormality in the voltage turn the variable resistor PS2 of DC DC Pack Vy on Y B D to adjust it Connect the GND probe of DVM to the GND of the Z B D and connect the positive probe to the upper leg of B34 to check the Vzb voltage 105 1 V When there is abnormality in the voltage turn the variable resistor A2 of DC DC Pack 4 Vzb on Z B D to adjust it
29. re one horizontal line may not be display on the screen Test point ICT measurement of GND through Y drive B D output Waveform As shown in Fig 5 SCAN pulse does not occur When the internal output FET of IC is damaged Fig 5 When SCAN IC is poor 2 The screen may not be displayed when the SCAN IC is damaged due to the SCAN IC failure external electric ity or spark Test point ICT measurement of GND through Y drive B D output Waveform Output waveform is not output The damage can be seen in the SCAN IC on the top or bottom of the Y drive B D 3 The screen may fluctuate horizontally when the cable on the top or bottom of the Y B D is damaged Test point ICT measurement of GND through Y drive B D output Waveform As shown in Fig 6 Normal scan pulse Noise occurance at scan section Fig 6 When the Y drv B D top or bottom cable is damaged If the SCAN IC output is shorted by a dust or a foreign substance two horizontal lines may overlap on screen Test point ICT measurement of GND through Y drive B D Output waveform As shown in Fig 7 Widen the pulse width Enlarge the scan pulse Decrease voltage of the Scan pulse Fig 7 When SCAN ID output is shorted SCAN IC normal output wave Measuring position The enlarged SCAN section after PFM 42X1 4
30. roy HH lt A Y B D Output wave 1 FRAME gt lt B Y B D Output wave 3 SF 1 ms 1 44 ms 22 Apr 04 16 43 48 k LeCroy lt HHH lt A Y B D Output wave 1 FRAME gt B Z B D Output wave 1 FRAME gt Lm rmi C Z B D Output wave 1 to 12 SF 17 Dec 91 RECALL W FORM 16 43 14 AMI 2 ms 58 Y a 1 ps s v Cu R gt X B D Output wave 1 SF gt lt X B D Output wave 1 FRAME gt SB v From Memaru Mi B X B D Output wave Enlarged 4 mto 1 pe e 656 3 RECO 12 v Dc 2 5 y E 509 MS s 1 5 2 122 1 k 2 V DC D STOPPED PFM 42X1 42X1N 2 4 2 Hitch Diagnosis Based on the Display D 2 3 Condition 4 7 or 3 7 of the screen is not displayed Check if the power connector of the X B D that corresponds to the screen portion with no picture is securely connected Check whether the connector that connects the CTRL B D and the X B D that correspond to the screen portion with no picture is securely connected Replace the corresponding X B D Relationship between the screen and X B D Left 4 7 portion of the screen Right 3 7 portion of the screen X B D amp Right X B D o
31. screw kit Sony part No 20 to 22 No 18 Part No SP Description X 2022 846 1 s SCREW KIT INSIDE INSIDE SCREW KIT 9000060 OOOO 00000 1SZZTMP007C 332 102 339 006B 339 009C 1SZZTMP007A 339 008H 339 008K 339 008L 1SZZTMF012A 332 113E 332 113D 339 008F 1SZZTMB005B 1 0302118 1 22 05 PFM 42X1 42X1N No Part No SP Description OUTSIDE SCREW KIT 19 X 2022 848 1 s SCREW KIT OUTSIDE 332 102R 49 339 008K No Part No SP Description Screw Kit 20 X 2022 847 1 s SCREW KIT WALL MOUNT WALL MOUNT SCREW KIT 1WZZTKK004B 0 1SZZTMHO03B e The numbers encircled by round corresponds to numbers in illustrations 4 3 Cover PFM 42X1 42X1N 4 4 121 122 124 gt Bb Part X 202 X 202 X 202 X 202 X 202 1 576 1 417 1 761 1 761 1 761 1 761 1 761 1 761 1 76 1 761 1 761 1 787 1 787 4 101 4 101 1 789 1 528 1 761 PFM 42X1 42X1N No 2 844 1 2 849 1 2 845 1 2 852 1 4 229 1 300 12 398 11 969 11 970 11 982 11 971 11 972 11 973 11 974 11 975 11 976 11 207 11 254 11 217 01 217 11 070 11 174 11 816 11 SP S S S S S S S D 02 00 02 MN 02 uU 002 un Q Description ASSY BEZEL BLACK ASSY BEZEL SILVER ASSY REAR COVER BLACK ASSY REAR COVER SILVER ASSY FRONT FRAME FUSE H B C
32. tch off and on PFM 42X1 42X1N Check Audio Process IC301 TA1343N Check Audio Amp 1 351 TPA3002D2 Note Fail Replace the Audio board Replace the Audio board 3 7 4 1 1 Section 4 Spare Parts Notes on Repair Parts Safety Related Components Warning Components marked A are critical to safe operation Therefore specified parts should be used in the case of replacement WARNHINWEIS Les composants identifi s par la marque A sont critiques pour la s curit Ne les remplacer que par une pi ce portant le num ro sp cifi Standardization of Parts Some repair parts supplied by Sony differ from those used for the unit These are because of parts common ality and improvement Parts List has the present standardized repair parts Stock of Parts Parts marked with o at SP Supply Code column of the Spare Parts list may not be stocked Therefore the delivery date will be delayed Items with no part number and no description are not stocked because they are seldom required for routine service Units for Capacitors Inductors and Resistors The following units are assumed in Schematic Dia grams Electrical Parts List and Exploded Views unless otherwise specified Capacitors UF Inductors WH Resistors 9 42 1 42 1 441 Screw Kit 4 2 Exploded Views PFM 42X1 42X1N Note The screws can be ordered in units of
33. tente uniquement PFM 42X1 42X1N CAUTION Danger of explosion if battery is incorrectly replaced Replace only with the same or equivalent type recommended by the manufacturer Dispose of used batteries according to the manufacturer s instructions Vorsicht Explosionsgefahr bei unsachgem Bem Austausch der Batterie Ersatz nur durch denselben oder einen vom Hersteller empfohlenen hnlichen Typ Entsorgung gebrauchter Batterien nach Angaben des Herstellers ATTENTION Il y a danger d explosion s il y a remplacement incorrect de la batterie Remplacer uniquement avec une batterie du m me type ou d un type quivalent recommand par le constructeur Mettre au rebut les batteries usag es conform ment aux instructions du fabricant ADVARSEL Lithiumbatteri Eksplosionsfare ved fejlagtig h ndtering Udskiftning kun ske med batteri af samme fabrikat og type Lev r det brugte batteri tilbage til leverandgren PFM 42X1 42X1N ADVARSEL Lithiumbatteri Eksplosjonsfare Ved utskifting benyttes kun batteri som anbefalt av apparatfabrikanten Brukt batteri returneres apparatleveranderen VARNING Explosionsfara vid felaktigt batteribyte Anv nd samma batterityp eller en likv rdig typ som rekommenderas av apparattillverkaren Kassera anv nt batteri enligt g llande f reskrifter VAROITUS Paristo voi r j ht jos se on virheellisesti asennettu Vaihda paristo ainoastaan laitevalmistajan suosi
34. than the failure edges at full white pattern 3 Replace the Y DRV B D 1 The Z B D has a failure 2 Check the connection cable between the Z B D and Screen display form CTRL B D Several horizontal lines may 3 Replace the Z B D appear as the case shown on the left Screen display form 10 The screen displays an input signal pattern but the brightness is low 1 In this case Z B D operation has a failure 2 Check the power cable of Z B D 3 Check the connector that connects the Z B D and controller B D 4 Replace the controller B D or Z B D 13 A specific color does not have a specific brightness 1 Check connector of the CTRL B D input signal 2 Replace the CTRL B D PFM 42X1 42X1N 2 11 2 4 3 Checking for Component Damage 1 Y IPM IC100 101 Z IPM IC4 5 damage 1 When the internal Sustain PET of Y IPM or is damaged the screen is not displayed or electric discharge occurs Test point GND to B50 Y B D GND to B35 Z B D Waveform B50 Y B D or B35 Z B D has no wave output 2 When the internal FET of Y IPM or Z IPM is damaged Y IPM or Z IPM emission increases Test point GND to B50 Y B D GND to B35 Z B D Waveform As shown in Fig 2 LA ae 4 ormal Wave mam E T D 2 H H UM L Poor Wave i ve 47 tI i 288 V og Crushed pulse ocurrance Fig 2 When the ER FET is damag
35. to the X B D Replace the corresponding XB D or CTRL B D Screen display forms Case 1 Case 2 Case 3 Case 4 Case 5 An unusual screen that corresponds to one IC appears in one COF An unusual screen that corresponds to two ICs appears in one COF An unusual screen that corresponds to four ICs appears in one COF gt An unusual screen that corresponds to one Data COF IC unit appears in an entire X B D Lass ARAN NNN An unusual screen that corresponds to one Data COF IC unit appears in the entire upper or lower part of the screen KSIIIIIISI ASIS A WISSSSS SS ahu NSSANSNSSANT 2 9 4 Regular stripes that correspond to the area of one or more DATA COF ICs are displayed 1 Ifthe stripes that correspond to the area of one Data COF IC are displayed regularly the output from the output platform of the X B D has a problem If the stripes that correspond to the area of two Data COF ICs are displayed regularly the data from the CTRL B D is not transmitted correctly 2 Check if the connection connector of the X B D that corresponds to the unusual screen is connected securely 3 Replace the corresponding XB D or CTRL B D Relationship between the screen and X B D X B D Right X B D gt Left X B D Screen Left 4 7 portion of the screen Ri
36. ttelemaan tyyppiin H vit k ytetty paristo valmistajan ohjeiden mukaisesti For the customers in the Netherlands Voor de klanten in Nederland Hoe u de batterijen moet verwijderen leest u in de tekst van deze handleiding Gooi de batterij niet weg maar lever deze in als klein chemisch afval KCA S F r Kunden in Deutschland Entsorgungshinweis Bitte werfen Sie nur entladene Batterien in die Sammelboxen beim Handel oder den Kommunen Entladen sind Batterien in der Regel dann wenn das Ger t abschaltet und signalisiert Batterie leer oder nach l ngerer Gebrauchsdauer der Batterien nicht mehr einwandfrei funktioniert Um sicherzugehen kleben Sie die Batteriepole z B mit einem Klebestreifen ab oder geben Sie die Batterien einzeln in einen Plastikbeutel PFM 42X1 42X1N PFM 42X1 42X1N Table of Contents 1 Service Overview 1215 Appearance Figure u na al kulun E etes 1 1 122 Board itor n e nes 1 1 1 3 D usassembly sc s DR u o HIV Shuwa kai 1 2 1 3 1 JBKM VIO uo asnananpaq ass Rise 1 4 1 3 2 Rear Cover Assembly coe eei 1 4 1 3 3 Bezel Assembly L necne a 1 5 1 3 4 Bezel Assembly 2 iaces hei EES 1 6 1 3 5 Plasma Display Panel 1 7 1 3 6 Plasma Display 1 8 1 3 7 LO Battery y eee eerie HEN 1 9 1 328 ABO AC mein eR RORIS 1 9 1 3 9 CIRLE Board sms sileyim eet tii isa 1 10 1 3 10 XRB Board and XLB Board see 1 1
Download Pdf Manuals
Related Search