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Service Manual

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ORDER NO. MTNC010522A1

HDTV MONITOR

PT-47WX49E
PT-47WX51E
PT-47WX51CE

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Содержание P7W

Страница 1: ...vice Manual TOP NEXT ORDER NO MTNC010522A1 B2 HDTV MONITOR l PT 47WX49E PT 47WX51E PT 47WX51CE 2001 Matsushita Electric Industrial Co Ltd All rights reserved Unauthorized copying and distribution is a...

Страница 2: ...enced repair technicians only and is not designed for use by the general public It does not contain warnings or cautions to advise non technical individuals of potential dangers in attempting to servi...

Страница 3: ...RATE 1080i 480p NTSC LINE DOUBLER 480p SMOOTH PROGRESSIVE MTS SAP DBX X Bass Bl Treb control X AI sound X SURROUND X Spatializer BBE BBE Built in audio power 15WX2 10 10WX2 10 Number of speakers 4 2...

Страница 4: ...K Board TNP2AA089 front button panel R Board TNPA0615AB IR receiver Table 2 Boards designation Note The A Board TNP2AH035 is non serviceable Except for A Board both tuners IC2302 IC7001 IC7002 IC871 I...

Страница 5: ...located in specific areas depending on how many times the LED is flashing this will tell you what circuit should be checked Make a count of flashing and see Table 3 Please use this feature effectivel...

Страница 6: ...0 s sec div Sub Y 15 72kHz 1 92Vpp 10 s sec div NTSC video 15 72kHz 2 02Vpp 10 s sec div VP 60Hz 3 36Vpp 5 s sec div HP 31 65kHz 3 32Vpp 10 s sec div Conv 18 60 24Hz 0 75Vpp 5 s sec div Conv 18 60 24H...

Страница 7: ...n remote to display DACs menu then select DAC by pressing CH RIGHT LEFT and VOL UP DOWN then press ACTION to enter to DAC then adjust by pressing VOL RIGHT LEFT press ACTION to save press ACTION again...

Страница 8: ...me for the red focus lens while projecting red only 6 Repeat for blue Electric VM focus adjustment complete adjustment Perform this adjustment when a CRT is replaced or when major adjustment is requir...

Страница 9: ...DAC from 00 to 01 to project green only 17 Repeat above procedures for the green 18 Set VIDEO C_OFF DAC from 00 to 02 to project red only 19 Repeat above procedures for the blue 20 Enable digital con...

Страница 10: ...C_OFF DAC from 01 to 00 HD 1080i Horizontal phase adjustment H POS Note 1080i 480p 480i pattern can be obtained from Panasonic s TU DST51 set top box DTV decoder 1 Apply a HD 1080i pattern 2 Repeat NT...

Страница 11: ...ce by changing DAC MUTE from 01 to 00 13 Set VIDEO C_OFF DAC from 02 to 00 Following the adjustment make sure that all deflection coils are pushed completely toward the CRT cones and that all screws a...

Страница 12: ...onoscope pattern center 15 Press 0 key to go back to CONVERGENCE ADJ mode 16 Press TV VIDEO key to cycle through COARSE ADJ MODE options 17 To change to FINE ADJUSTMENT MODE options DAC FINE press TV...

Страница 13: ...see figure 46 11 Adjust H_PIN by pressing VOL right left 12 Press 7 then ACTION key on remote to save changes Figure 46 H V PIN adjustment 13 Enter to CORNER G CORNER mode by pressing TV VIDEO 14 Adj...

Страница 14: ...attern are displayed 38 Adjust B STATIC so that the center of blue overlaps with the center of green see figure 51 Figure 51 B STATIC adjustment 39 Perform all adjustments for blue B SKEW B LINEAR B S...

Страница 15: ...ursor to any of the 9 positions for EASY mode see figure 52 11 This adjustment may help to make rounded lines become straight lines 12 Adjust to make lines as straight as possible 13 Enter to POINT G...

Страница 16: ...d and green 31 Press 1 or 3 key on remote to display red green and blue white 32 At this point the crosshatch pattern should look white 33 If the crosshatch pattern is not only white repeat adjustment...

Страница 17: ...lignment template to the viewing screen of the PTV Make sure the center lines are properly aligned If a template is not available one can be created by following the instructions below Create a conver...

Страница 18: ...needed to apply the format For some adjustments is required to perform adjustment for each format convergence adjustment must be perform for 480i p same for interlace progressive 1080i and ZOOM 480i A...

Страница 19: ...TINT ADJ X N A X R Y_A YELLOW TINT ADJ X N A X CUT R RED CUT OFF X N A X CUT B BLUE CUT OFF X N A X R DR RED DRIVE X N A X B DR BLUE DRIVE X N A X I ABL ABL X X X C_OFF COLOR ADJ CUT OFF X X X HDEF H...

Страница 20: ...S COARSE ADJUSTMENT X X X FINE FINE ADJUSTMENT X X X DAF H PAR HORIZONTAL PARABOLA X X X V SAW VERTICAL SAW X X X V PAR VERTICAL PARABOLA X X X OTHER ACL X N A X HHS X N A X Signal Formated Format 480...

Страница 21: ...evel of the selected service adjustments MTS Adjustments Description Default Level New Level MTSIN INPUT LEVEL 21 SEPAL LOW LEVEL SEPARATION 06 SEPAH HIGH LEVEL SEPARATION 1A CLOCK Adjustments Descrip...

Страница 22: ...SIZE 00 VLIN VERTICAL LINEARITY 10 V S VERTICAL S CORRECTION 0A V I VERTICAL ENDING CORRECTION 0F DEFAULT VSYM VERTICAL MAGNET CORRECTION 04 DEFAULT VCORR VERTICAL CORRECTION 0C CONV Adjustments Desc...

Страница 23: ...of the selected service adjustments MTS Adjustments Description Default Level New Level MTSIN INPUT LEVEL N A SEPAL LOW LEVEL SEPARATION N A SEPAH HIGH LEVEL SEPARATION N A CLOCK Adjustments Descript...

Страница 24: ...TICAL SIZE N A VLIN VERTICAL LINEARITY N A V S VERTICAL S CORRECTION N A V I VERTICAL ENDING CORRECTION N A VSYM VERTICAL MAGNET CORRECTION N A VCORR VERTICAL CORRECTION N A CONV Adjustments Descripti...

Страница 25: ...level of the selected service adjustments MTS Adjustments Description Default Level New Level MTSIN INPUT LEVEL N A SEPAL LOW LEVEL SEPARATION N A SEPAH HIGH LEVEL SEPARATION N A CLOCK Adjustments De...

Страница 26: ...SIZE 40 VLIN VERTICAL LINEARITY 15 V S VERTICAL S CORRECTION 19 V I VERTICAL ENDING CORRECTION 0F DEFAULT VSYM VERTICAL MAGNET CORRECTION 04 DEFAULT VCORR VERTICAL CORRECTION 0C CONV Adjustments Desc...

Страница 27: ...de To exit service mode just unplug PTV from AC line or turn it OFF or press ACTION and POWER on the receiver simultaneously for at least 2 seconds Press POWER on remote to display DACs ON REMOTE MUTE...

Страница 28: ...TE A ON REMOTE ACTION To view the adjustments menu press POWER on remote Once in adjustments menu press VOL right left and CH up down on remote to select adjustment Press ACTIONon remote to enter the...

Страница 29: ...xt adjustment ON REMOTE TO to make adjustment CH CH VOL VOL Press POWER or ACTION on remote to exit the adjustment EXIT POWER ON REMOTE IMPORTANT NOTE Always verify that PTV is out from service mode T...

Страница 30: ...DTV decoder This adjustment requires that the servicer use its skills in observing what a colorbar pattern should looks like Preparation 1 Set the following in the user picture menu as follows PIC MO...

Страница 31: ...is composed of two colors blue and red 4 Check to see that magenta does not have too much blue or too much red 5 Check cyan Cyan is composed of blue and green It should not have too much blue or gree...

Страница 32: ...reparation Connect the frequency counter from IC001 MPU Pin 10 or TPA009 to cold ground Note Frequency Counter probe capacitance should be 8pF or less Procedure 1 Turn the PTV ON with the AC power app...