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Panasonic TC-P2013TI Technical Manual

Blinking code and no power troubleshooting chart
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Troubleshooting Information
Troubleshooting Information
Blinking Code and "No Power"
Troubleshooting Flowchart
(SOS – Shutdown Detect)
Order No. ITD1302912GE
TC-P2013TI
Model No.
c
Panasonic Corporation 2013
Unauthorized copying and distribution is
a violation of law.
Ver. 1.0
Ver. 1.0
Slide 1

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Summary of Contents for Panasonic TC-P2013TI

  • Page 1 Order No. ITD1302912GE Troubleshooting Information TC-P2013TI Troubleshooting Information Model No. Ver. 1.0 Blinking Code and “No Power” Ver. 1.0 Troubleshooting Flowchart (SOS – Shutdown Detect) Panasonic Corporation 2013 Unauthorized copying and distribution is a violation of law. Slide 1...
  • Page 2 Important Information • To avoid the unnecessary replacement of multiple PC boards, please read this before beginning to repair this unit. • Do not use any service documentation other than the one designed for this particular model. • Techniques used on previous models may not necessarily apply to the model you are working on.
  • Page 3 SOS Precautions When an abnormality occurs in the unit, the “SOS Detect” circuit is triggered and the TV shuts down. The power LED on the front panel will flash a pattern indicating the circuit that has failed. Cautions: If the power LED continues to blink even after the TV is unplugged, press and hold the power switch on the TV for a few seconds until the LED turns off.

  • Page 4: Board Layout

    Board Layout Board Layout 42S60 55/60/65S60 50S60 50/55/60/65ST60 Slide 4...
  • Page 5 Board Layout and Connectors Location (1) Board Layout and Connectors Location (1) TC-P42 S60 SS53 SS55 SN20 Slide 5...
  • Page 6 Board Layout and Connectors Location (2) Board Layout and Connectors Location (2) TC-P50 ST60 SS11 SS52 SC41 SS33 SS54 SU41 SU11 SC20 SC46 SD11 SD46 SS57 SC42 SD42 Slide 6...
  • Page 7 Power LED Error Code Definition (TC-P**S60) POWER LED CIRCUIT CONDITIONS TRIGGERING LIST OF BOARDS POSSIBLY CASUSING THE FAILURE ERROR MONITORED THE SHUTDOWN #1 Suspect #3 Occasionally #4 Not CODE Often 1 BLINK Panel Information SOS Read error. Communication problem. Wake up error of IC9300. 2 BLINKS P15V from the P board Missing P15V.
  • Page 8 Power LED Error Code Definition (TC-P**ST60) POWER LED CIRCUIT CONDITIONS TRIGGERING LIST OF BOARDS POSSIBLY CASUSING THE FAILURE ERROR CODE MONITORED THE SHUTDOWN #1 Suspect #3 Occasionally #4 Not Often Panel Information SOS Read error. 1 BLINK Communication problem. Wake up error of IC9300. 2 BLINKS P15V from the P board Missing P15V.
  • Page 9 Protection Circuit Block Diagram 1 of 2 (TC-P**S60) P3.3V P15V P15V Missing 2 Blinks Det. Circuit Shorted (42/50 inch) 2 Blinks 2 Blinks P15V Shorted (55/60/65 inch) Fast 3 Blinks if P15 is Q9201 IC5000 missing Q9201 (STB3.3V) 2 blinks RESET P15V_DET SC_SOS6...
  • Page 10 Protection Circuit Block Diagram 2 of 2 (TC-P**S60) SUB5V STB3.3V SUB3.3V 10 Blinks Q8771 SUB5V or SUB3.3V is Q8771 too high 10 blinks IC8000-2 Peaks SUB3.3V sLD8 IC4900 SUB3.3V Audio SOUND_SOS SUB5V & (10 blinks) 12blinks Normal=“H” SUB3.3V OV Det. Standby Circuit uCOM...
  • Page 11 Protection Circuit Block Diagram 1 of 2 (TC-P**ST60) P3.3V P15V P15V Missing 2 Blinks Det. Circuit Shorted 10 Blinks 2 Blinks P15V if P15 is Q9201-1 IC5000 missing Q9201-2 (STB3.3V) 2 blinks RESET AM16 P15V_DET SC_SOS6 SC_SOS7 IC8000-1 (Analog output) PANEL_SOS AM18 6 –...
  • Page 12 Protection Circuit Block Diagram 2 of 2 (TC-P**ST60) SUB5V STB3.3V SUB3.3V Q8771-2 10 Blinks IC8000-2 SUB5V or Q8771-1 SUB3.3V is 10 blinks AK16 too high Paragon MediaTek SUB5V & MT5590C SUB3.3V IC4900 OV Det. SUB3.3V Audio Circuit SOUND_SOS AF22 12blinks Normal=“H”...
  • Page 13 Troubleshooting 1, 9, 13 Blinks Failure (TC-P**S60, P**ST60) Blink List of boards likely to cause this symptom Code No.1 No.2 No.3 No.4 A Board 9 Blinks A Board 13 Blinks A Board When 1, 9 or 13 blinks occur, replace the A board Slide 13...
  • Page 14 Troubleshooting 2 Blinks Failure (TC-P42/50S60) Blink List of boards likely to cause this symptom. Code No.1 No.2 No.3 No.4 Start Here 2 Blinks Unplug the TV. Measure the resistance between chassis ground and pin 2 of connector P6 on the P board.
  • Page 15 Troubleshooting 2 Blinks Failure (TC-P55/60/65S60, P**ST60) Blink List of boards likely to cause this symptom. Code No.1 No.2 No.3 No.4 2 Blinks Start Here <P55/60/65S60> Place the positive lead of a voltmeter at <P**ST60> pin 12 of connector P6 while the black lead is connected to ground (Chassis ground).
  • Page 16 Troubleshooting 3 Fast Blinks Failure (TC-P42/50S60) ( 1 of 3) Start Here Blink List of boards likely to cause this symptom. Unplug the TV. Connect the negative (Black Code No.1 No.2 No.3 No.4 lead) of your DC volt- meter on chassis ground. Place the positive lead of on pin 3 of connector 3 Blinks “42/50: PSS...
  • Page 17 ( 2 of 3) From previous slide Unplug the TV. Remove any residual charge from the Vsus and Vda lines. Use a 5W 500ohms resistor. Measure the resistance between chassis ground and pin 6 of connector P2 on the PSS board. Also measure the resistance between chassis ground and pin 1 of connector P35 on the PSS board.
  • Page 18 ( 3 of 3) From previous From previous slide (A) slide (B) Shorted Shorted Vsus Unplug connectors P2 on the PSS board. Measure the resistance between pin 1 of connector P2 and ground (Chassis) 42S60: Is there a Replace the short Replace the PSS board...
  • Page 19 Troubleshooting 3 Fast Blinks Failure (TC-P55/60/65S60) ( 1 of 2) Start Here Blink List of boards likely to cause this symptom. Unplug the TV. Connect the negative (Black Code No.1 No.2 No.3 No.4 lead) of your DC volt- meter on chassis ground. Place the positive lead of on pin 10 of connector 3 Blinks “42/50: PSS...
  • Page 20 From previous slide ( 2 of 2) Unplug the TV. Measure the resistance between chassis ground and pin 12 of connector P6 on the P board. Replace the P Is there a short circuit ? board Unplug connectors SC20 on the SC board.
  • Page 21 Troubleshooting 6 Blinks Failure (TC-P**S60, P**ST60) Blink List of boards likely to cause this symptom. Make sure these connectors are Code No.1 No.2 No.3 No.4 properly seated 6 Blinks 42/50:SN SS33 55/60/65:SC SRV P5V SRV P5V SC20 SC20/SN20 Start Here Verify that all the cables on the SC board are properly seated.
  • Page 22 Troubleshooting 7 Blinks (SOS 7) (TC-P**S60, P**ST60) A 7 blinks shutdown can be caused by a failure of any or a combination of the following boards: SU/SD, SC, A, or the Panel. Is also possible for the SS board to cause 7 blinks shutdown on this model. most Possibly, Likely,...
  • Page 23 Troubleshooting 7 Blinks Failure (TC-P**S60, P**ST60) Blink List of boards likely to cause this symptom. (1 of 4) Code No.1 No.2 No.3 No.4 7 Blinks SU (SN) SC (SN) A/Panel SD (SN) Start Here (#Only 42/50S60 is through to 7 times direction) Check the wires between connector P2 on the P board and SC2 on the SC board.
  • Page 24 From the previous page (2 of 4) Troubleshooting 7 Blinks Failure (VFO/VF5V Resistance Check) Using any of the VFG screws (Floating ground screws) on the SU or SD board as ground, measure the resistance of both test points: VF5V (SRV – VF5V) and VFO (SRV – VFO) on the SU board. Is there a (See the picture below.) short...
  • Page 25 From the previous page A – From the previous slide (3 of 4) Reconnect SU41 on the Unplug SU41 on the SU board and SU board and disconnect perform the same resistance test. SD42 on the SD board. Perform the same resistance test.
  • Page 26 From the previous page (4 of 4) B – From the previous slide Unplug SD42 from the SD board and perform the same resistance test. Replace the Is there a SC and SU short boards. circuit? See the picture “A” on the previous slide and: •...
  • Page 27 Troubleshooting 8 Blinks Failure (TC-P42/50S60) Blink List of boards likely to cause this symptom. Code No.1 No.2 No.3 No.4 8 Blinks Start Here Check all the cables between the SS board (SS53 ,SS55) and the SS53,55 panel. Make sure they are properly seated in the connectors. Unplug the TV.
  • Page 28 Troubleshooting 8 Blinks Failure (TC-P55/60/65S60, P**ST60) Blink List of boards likely to cause this symptom. Code No.1 No.2 No.3 No.4 8 Blinks Start Here Check all the cables between the SS board (SS52 ~SS57) and the panel. Make sure they are properly seated in the connectors. Unplug the TV and disconnect SS33 on the SS board.
  • Page 29 Troubleshooting 10 Blinks Failure (TC-P**S60, P**ST60) TC-P**ST60 TC-P**S60 Start Here Unplug the TV. Measure the resistance Start Here between chassis ground and pin 12(P15V) of connector P6 on P board. Replace the A board <P**ST60> Is there a short circuit ? Disconnect the SC20 connector Replace the 1.Panel_Main_On...
  • Page 30 Troubleshooting 12 Blinks Failure (TC-P**S60, P**ST60) Blink List of boards likely to cause this symptom. Code ( P55ST60 ) No.1 No.2 No.3 No.4 12 Blinks Speaker/ Subwoofer Speakers Connectors Start Here Unplug the TV and remove connector A12 from the A board. Plug in the TV and turn it on. Is the TV still shutting down with 12 blinks?
  • Page 31 Troubleshooting No Power/Dead Unit (Power LED is Off) (TC-P**S60) Start Here Make sure the connectors on the P board are properly seated. Unplug the TV and disconnect connector A6(55/60/65inch) / A6A(42/50inch) on the A board. Measure the resistance between chassis ground and pin 10(STB5V) and pin 5(F15V) of connector A6 / pin 22(STB5V) and pin 3(F15V) of connector A6A on the A board.
  • Page 32 Troubleshooting No Power/Dead Unit (Power LED is Off) (TC-P**ST60) Start Here Make sure the connectors on the P board are properly seated. Unplug the TV and disconnect connector A6 on the A board. Measure the resistance between chassis ground and pin 10(STB5V) and pin 5(F15V) of connector A6 on the A board.
  • Page 33 Behavior Comparison Between 2013 Models When Connectors are Removed. Removal connector Result Result Result (TC-P42/50S60) (TC-P55/60/65S60) (TC-P50/55ST60) C25(P35) The TV stays on The TV stays on The TV stays on with black screen. with black screen. with black screen. Any combination of 6 blinks (after 11 sec.) 6 blinks (after 11 sec.) 8 blinks...
  • Page 34 Behavior Comparison Between 2012 and 2013 Models When the TV Fail with Shorted Vsus, Vda, or P15V Year 2012 2013 Series UT50 ST50 GT50 42/50S60 55/60/65S60 ST60 VT60/ZT60 Vsus Fast 7 Blinks 7 Blinks Fast 7 Blinks 7 Blinks 3 Blinks 3 blinks No SOS.
  • Page 35 Video/Lines Troubleshooting Slide 35...
  • Page 36 Troubleshooting Picture Distortions Slide 36...
  • Page 37 Troubleshooting Picture Distortions Slide 37...
  • Page 38 Troubleshooting Horizontal Line Problem PDP panel SS,SS2 SS,SS2 SCAN DRIVE Scan Drive： Pulse timing is shifted each horizontal electrode. 1 line abnormal Sustain Drive： All the lines are same waveform. All the lines are connected mutually. If horizontal line is showed, it is possible that defect SS board doesn't cause When FFC is damaged, it is needed to of one pin of scan drive IC or failure of connection to...
  • Page 39 Test Patterns Slide 39...
  • Page 40 Defective Panel Drive IC Slide 40...

  • Page 41: Update History

    Update History Update History Update History Update History Issue date Ver. Update explanation Feb.2013 First Release Slide 41...