Panasonic TX-PR37C10 Service Manual
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Panasonic TX-PR37C10 Service Manual

Gph12de chassis
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Plasma Television
TX-PR37C10
Model No.
GPH12DE Chassis
A
IMPORTANT SAFETY NOTICE
A
Panasonic'

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Summary of Contents for Panasonic TX-PR37C10

  • Page 1 Plasma Television TX-PR37C10 Model No. GPH12DE Chassis WARNING IMPORTANT SAFETY NOTICE Panasonic'...

  • Page 2: Table Of Contents

    TABLE OF CONTENTS 1 Safety P recau tio n s----------- 2 W a rn in g ---------------------------- 3 Service Navigation------------------------------------------------------ 6 4 Specifications-------------------------------------------------------------8 5 Service M o d e-------------------------------------------------------------- 9 6 Troubleshooting Guide---------------------- 7 Disassembly and Assem bly Instructions 12 Printed Circuit Board 8 Measurements and Adjustments 13 Exploded View and Replacement Parts List- 9 Block D ia g ra m -----------------------------------------------------------31...

  • Page 3: Safety Precaution

    1 Safety Precautions 1.1. General Guidelines 1.2. Touch-Current Check Note: Measuring network for TOUCH CURRENTS _ L Cs= 0.22| 1 - -------- 5 0 0 Q = 0 . 0 2 2 | ( V )

  • Page 4: Warning

    Warning 2.1. Prevention of Electrostatic Discharge (ESD) to Electrostatically Sensitive (ES) Devices Caution...
  • Page 5 2.2. About lead free solder (PbF) Note: Lead is listed as (Pb) in the periodic table o f elements. In the information below, Pb will refer to Lead solder, and PbF will refer to Lead Free Solder. The Lead Free Solder used in our manufacturing process and discussed below is (Sn+Ag+Cu). That is Tin (Sn), Silver (Ag) and Copper (Cu) although other types are available.

  • Page 6: Service Navigation

    3 Service Navigation 3.1. Service Hint...

  • Page 7: Applicable Signals

    3.2. Applicable signals COMPONENT (Y, PB, PR), HDMI PC (from HDMI term inal) Note...

  • Page 8: Specifications

    4 Specifications Pow er Source Pow er Consum ption Pow er Consum ption in Standby m ode Display panel Aspect Ratio Visible screen size Num ber o f pixels Sound Speaker Audio Output Headphones Receiving System s / Band name PAL B, G, H, I, SECAM B, G, SECAM L, L’...

  • Page 9: Service Mode

    5 Service Mode 5.1. How to enter into Service Mode " a d j u s t 5.1.1. Key command...
  • Page 10 5.1.2. Contents of adjustment mode 5.1.3. How to exit...
  • Page 11 5.2. Service tool mode 5.2.1. How to access 5.2.2. Display of SOS History 5.2.3. POWER ON Time, On/Off 5.2.4. Exit...

  • Page 12: Hotel Mode

    5.3. Hotel mode (within 2 second) Гот Гот ГШ...

  • Page 13: Troubleshooting Guide

    6 Troubleshooting Guide 6.1. Check of the IIC bus lines 6.1.1. How to access 6.1.2. Screen display 6.1.3. Check Point 6.1.4. Exit...
  • Page 14 6.2. Power LED Blinking timing chart...
  • Page 15 6.3. No Power...
  • Page 16 6.4. No Picture No Picture...
  • Page 17 6.5. Local screen failure...

  • Page 18: Disassembly And Assem Bly Instructions

    7 Disassembly and Assembly Instructions 7.1. Remove the Rear cover 7.2. Remove the P-Board Caution: 7.4. Remove the Tuner unit 7.3. Remove Side terminal cover and Rear terminal cover...
  • Page 19 7.5. Remove the A-Board 7.7. Remove the Control button unit 7.6. Remove the Speakers 7.8. Remove the GK-Board...
  • Page 20 7.9. Remove the SM-Board 7.11. Remove the SS2-Board 7.12. Remove the SS-Board 7.10. Remove the SC-Board...
  • Page 21 7.13. Remove the Hanger metals 7.15. Remove the C2-Board 7.14. Remove the C1-Board 7.16. Remove the Plasma panel sec­ tion from the Cabinet assy (glass) <=»■...
  • Page 22 7.17. Remove the S-Board...

  • Page 23: Replace The Plasma Panel

    7.18. Remove the Front glass 7.20. Replace the plasma panel Caution: A new plasma panel itself without Hanger metals is fragile. To avoid the dam age to new plasma panel, carry a new plasma panel taking hold o f the Hanger metals after assembling the Hanger metals and the Stand brackets.

  • Page 24: Measurements And Adjustments

    8 Measurements and Adjustments 8.1. Adjustment Procedure 8.1.1. Driver Set-up 8.1.1.1. Item / Preparation Caution 8.1.1.2. Adjustments...
  • Page 25 8.1.2. Initialization Pulse Adjust ъ Ц " V ______________________________________________________________________________________________________________________ J 8.1.3. P.C.B. (Printed Circuit Board) exchange 8.1.3.1. Caution 8.1.3.2. Quick adjustment after P.C.B. exchange Caution:...
  • Page 26 8.1.4. Adjustment Volume Location 8.1.5. Test Point Location...
  • Page 27 8.2. Adjustment 8.2.1. Sub-Contrast adjustment Ref.: RF signal modulation spec. Note: UK models: 80% O ther models: 90% Note: Sub-contrast adjustm ent is unadjusted for AV/ HD input. B u t, when needing the adjustm ent cho­ sen manually, please refer to [ alterna­ tive m ethod ].
  • Page 28 A nother procedure Another procedure...
  • Page 29 8.2.2. RF white balance adjustment...
  • Page 30 8.2.3. 1080i white balance adjustment...

  • Page 31: Block Diagram

    9 Block Diagram 9.1. Main Block Diagram...
  • Page 32 9.2. Block (1/3) Diagram JK8302...
  • Page 33 9.3. Block (2/3) Diagram...
  • Page 34 9.4. Block (3/3) Diagram s u s t a i n d r i v e s c a n d r i v e...

  • Page 35: Wiring Connection Diagram

    10 Wiring Connection Diagram 10.1. Caution statement. Caution: 10.2. Wiring (1)
  • Page 36 10.3. Wiring (2)
  • Page 37 10.4. Wiring (3)

  • Page 39: Schem Atic Diagram

    11 Schematic Diagram 11.1. Schematic Diagram Note Notes: R esisto r C a p a c ito r ( / )
  • Page 40 R em arks:...
  • Page 41 11.2. P-Board (1/4) Schematic Diagram...
  • Page 42 11.3. P-Board (2/4) Schematic Diagram P - B O A R D (4 /4)
  • Page 43 11.4. P-Board (3/4) Schematic Diagram P -B O A R D L S E P 1 2 7 9 B E H B (3/4)
  • Page 44 11.5. P-Board (4/4) Schematic Diagram...
  • Page 45 11.6. GK, К and S-Board Schematic Diagram...
  • Page 46 S -B O A R D T X N /S 1 E T U E...
  • Page 47 11.7. A-Board (1/21) Schematic Diagram A -B O A R D (1/21)
  • Page 48 11.8. A-Board (2/21) Schematic Diagram...
  • Page 49 11.9. A-Board (3/21) Schematic Diagram A -B O A R D (3/2 1) P ow erSupply A D V 7 4 9 6 A D A V 4 6 2 2...
  • Page 50 11.10. A-Board (4/21) Schematic Diagram A -B O A R D (4/21)
  • Page 51 11.11. A-Board (5/21) Schematic Diagram...
  • Page 52 А A -B O A R D (5/2 1)
  • Page 53 11.12. A-Board (6/21) Schematic Diagram...
  • Page 54 А A -B O A R D (6 /2 1 )
  • Page 55 11.13. A-Board (7/21) Schematic Diagram...
  • Page 56 11.14. A-Board (8/21) Schematic Diagram A -B O A R D (8 /2 1 )
  • Page 58 11.15. A-Board (9/21) Schematic Diagram A -B O A R D (9/21)
  • Page 59 11.16. A-Board (10/21) Schematic Diagram...
  • Page 60 11.17. A-Board (11/21) Schematic Diagram...
  • Page 61 11.18. A-Board (12/21) Schematic Diagram...
  • Page 62 11.19. A-Board (13/21) Schematic Diagram...
  • Page 63 11.20. A-Board (14/21) Schematic Diagram D O W N L E F T...
  • Page 64 11.21. A-Board (15/21) Schematic Diagram IP D 2 d d r s d r a m D D R -T erm in ate to DDR 1 i - ® A -B O A R D (15 /21 ) 4 D O W N -R IG H T мЧ...
  • Page 65 11.22. A-Board (16/21) Schematic Diagram A -B O A R D (16 /21 ) output...
  • Page 66 11.23. A-Board (17/21) Schematic Diagram A -B O A R D (17 /21 ) t e m p s e n s o r...
  • Page 67 11.24. A-Board (18/21) Schematic Diagram A -B O A R D (1 8 /2 1 )
  • Page 68 11.25. A-Board (19/21) Schematic Diagram A -B O A R D (1 9 /2 1 )
  • Page 70 11.26. A-Board (20/21) Schematic Diagram A -B O A R D (20 /21 )
  • Page 71 11.27. A-Board (21/21) Schematic Diagram A -B O A R D (21 /21 )
  • Page 72 11.28. C1-Board (1/2) Schematic Diagram C 1 -B O A R D T N P A 4 8 9 0 (1/2)
  • Page 73 11.29. C1-Board (2/2) Schematic Diagram C 1 -B O A R D T N P A 4 8 9 0 (2/2)
  • Page 74 11.30. C2-Board (1/2) Schematic Diagram C 2 -B O A R D T N P A 4891 (1/2)
  • Page 75 11.31. C2-Board (2/2) Schematic Diagram...
  • Page 76 11.32. SC-Board (1/3) Schematic Diagram S C -B O A R D T X N S C 1 E R U E (1/3)
  • Page 77 IC16771...
  • Page 78 11.33. SC-Board (2/3) Schematic Diagram...
  • Page 79 11.34. SC-Board (3/3) Schematic Diagram...
  • Page 80 11.35. SS-Board (1/2) Schematic Diagram...
  • Page 81 11.36. SS-Board (2/2) and SS2-Board Schematic Diagram S S -B O A R D T X N S S 1 E R U E (2/2)

  • Page 82: Printed Circuit Board

    12 Printed Circuit Board 12.1. P-Board P-BOARD (FOIL SIDE) LSEP1279BEHB...
  • Page 83 P a rts L o c a tio n...
  • Page 84 Parts Location...
  • Page 85 P-BOARD (COMPONENT SIDE) LSEP1279BEHB...
  • Page 86 .2. GK, К, S and SS2-Board SS2-B0ARD (FOIL SIDE) TNPA4806 S-BOARD (FOIL SIDE) TXN/S1ETUE S-BOARD (COMPONENT SIDE) SS2-BOARD (COMPONENT SIDE) TXN/S1ETUE TNPA4806 ? D E R D IP ^ £ b ? 7 GK-BOARD (FOIL SIDE) TXNGK1EQUE GK-BOARD (COMPONENT SIDE) TXNGK1EQUE В...
  • Page 87 K-BOARD (FOIL SIDE) TXN/K1ETUE K-BOARD (COMPONENT SIDE) TXN/K1 ETUE...
  • Page 88 12.3. A-Board A-BOARD (FOIL SIDE) A-PR37C10...
  • Page 89 Parts Location A-BOARD FOIL SIDE) TRANSISTOR...
  • Page 90 Parts Location A-BOARD (COMPONENT SIDE) TRANSISTOR...
  • Page 91 A-BOARD (COMPONENT SIDE) A-PR37C10...
  • Page 92 12.4. C1-Board И Parts Location C1 -BOARD Ш C1-BOARD (FOIL SIDE) TNPA4890 C1-BOARD (COMPONENT SIDE) TNPA4890...
  • Page 93 12.5. C2-Board Parts Location C2-BOARD C2-BOARD (FOIL SIDE) TNPA4891 C2-BOARD (COMPONENT SIDE) TNPA4891...
  • Page 94 12.6. SC-Board SC-BOARD (FOIL SIDE) TXNSC1ERUE...
  • Page 95 Parts Location SC-BOARD (FOIL SIDE) TEST POINT TRANSISTOR VOLUME F -4...
  • Page 96 Parts Location SC-BOARD (COMPONENT SIDE) PHOTO COUPLER TEST POINT VOLUME...
  • Page 97 SC-BOARD (COMPONENT SIDE) TXNSC1ERUE...
  • Page 98 12.7. SS-Board Parts Location SS-BOARD (FOIL SIDE) TEST POINT TRANSISTOR VOLUME SS-BOARD (FOIL SIDE) TXNSS1ERUE 1 2 3...
  • Page 99 Parts Location SS-BOARD (COMPONENT SIDE) TRANSISTOR TEST POINT PHOTO COUPLER VOLUME SS-BOARD (COMPONENT SIDE) TXNSS1ERUE...

  • Page 101: Exploded View And Replacement Parts List

    13 Exploded View and Replacement Parts List 13.1. Exploded View and Mechanical Replacement Parts List 13.1.1. Exploded View...
  • Page 102 13.1.2. Packing 1...
  • Page 104 13.1.4. Mechanical Replacement Parts List...
  • Page 105 д & & &...
  • Page 108 13.2. Electrical Replacement Parts List 13.2.1. Replacement Parts List Notes RTL (Retention Time Limited) Note:...
  • Page 109 13.2.2. Electrical Replacement Parts List Note:...
  • Page 128 Z 9 Z L T V T 9 Z L T V 8 9 Z L T V e o t L 9 Z L T V 2 9 Z L T V Z S Z LT V T S Z L T V 0 9 Z L T V 6 b Z L T V 8 b Z L T V...
  • Page 130 А А А А А А А А А А А...
  • Page 131 M 10K o o m M 10K OOM M 2.2K OOM M 10K OOM M 330 OOM M 100 , 1/ o o m M 10K OOM M 1K OOM 1/10W M 2.2K OOM W 10 OOM, , 5W M 10K OOM M 68K OOM...
  • Page 132 M 100 o o m M 1K OOM 1/10W M 1K OOM 1/10W M 100 o o m M 100 o o m M 1K OOM 1/10W M 100 o o m M 100 o o m M 150K00M M 100 o o m M 1K OOM 1/10W...

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