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Related Manuals for LG PA11K
Summary of Contents for LG PA11K
- Page 1 PLASMA TV SERVICE MANUAL CHASSIS : PA11K MODEL : 42PT250 42PT250-TA CAUTION...
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Page 4: Specification
SPECIFICATION NOTE Application Range Specification Test Method Module Specification... -
Page 15: Exploded View
EXPLODED VIEW IMPORTANT SAFETY NOTICE... - Page 16 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR SCART/COMP1 THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. CI Slot Copyright © 2011 LG Electronics Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only...
- Page 17 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR HDMI/RGB/RS232C/USB THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. COMP2/Side CVBS/SPDIF Copyright © 2011 LG Electronics Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only...
- Page 18 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR Tuner/Audio Amp THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LVDS / Key-IR Copyright © 2011 LG Electronics Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only...
- Page 19 2010-08-31 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. MAIN Copyright © 2011 LG Electronics Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only...
- Page 20 2010-08-31 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR Memory THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2011 LG Electronics Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only...
- Page 21 2010-08-31 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Power Copyright © 2011 LG Electronics Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only...
- Page 22 GP2R_S7R 2010-08-31 ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. Copyright © 2011 LG Electronics Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only...
- Page 24 PDP TV Repair Guide < Applicable Model > PA11A_K...
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Page 25: Ysus Board
Repair Process-Reference data A. Picture Problem - 6-2 Making 2010. 11. 16 PDP TV Symptom Check & Adjust –V voltage(50R3) Revision Voltage Check & Adjustment : 50R3 YSUS board <Module Label> Vsc adjustment Fuses -Vy adjustment Vy Vsc 1. Vsc (150V) on Y-Sus B/D - Check Point: R324 - Adjustment Point:... -
Page 26: Zsus Board
Repair Process-Reference data A. Picture Problem - 6-2 Making 2010. 11. 16 PDP TV Symptom Check & Adjust –V voltage(50R3) Revision Voltage Check & Adjustment : 50R3 ZSUS board <Module Label> Vzb adjustment Vy Vsc 3. VZB (115V) on Z-Sus B/D . - Page 27 Repair Process-Reference data A. Picture Problem - 6-2 Making 2010. 11. 16 PDP TV Symptom Fuse Checking Method Revision < DMM mode > Pic. 1. Fuse check Pic. 1. Pic. 2. 1) Sound comes, the fuse is OK. 2) If Fuse is defects, it should check again voltage of 5V, Va, Va after replacing the fuse. 3) In case there are no voltage of 5V, Va, Vs, the board is failure, it need to replace the board.
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Page 28: Specifications
Repair Process-Reference data A. Picture Problem - 6-2 Making 2010. 11. 16 PDP TV Symptom Y-Sus Board Checking Method(50R3) Revision ▣ Check Method YSUS board ① Check input voltages(5V, Va, Vs) at P103 connector. ② Check it is short or not between Vs and GND at P103 connector. ③... - Page 29 Repair Process-Reference data A. Picture Problem - 6-2 Making 2010. 11. 16 PDP TV Symptom Z-Sus Board Checking Method(50R3) Revision ① Check input voltages(5V, Va, Vs) at P203 connector. ② Check it is short or not between Vs and GND at P203 connector. ZSUS board ③...
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Page 30: Checking Method
Repair Process-Reference data A. Picture Problem - 6-2 Making 2010. 11. 16 PDP TV Symptom Control Board Checking Method(50R3) Revision ▣ Checking Method ④ Check IC ( IC53, IC51 ) ① Check input voltages(5V of P105 / 18V of P2) at control IC53 IC51 board. - Page 31 Repair Process-Reference data A. Picture Problem - 6-2 Making 2010. 11. 16 PDP TV Symptom Mal discharge Symptom Revision ▣ Dot type Mal-discharge symptom ▣ Dark picture caused by Mal-discharge ▣ Scan type Mal-discharge symptom...
- Page 32 Repair Process-Reference data A. Picture Problem - 6-2 Making 2010. 11. 16 PDP TV Symptom PDP Module Rom Ver. Checking method Revision ▣ Check by using Rom Label on control board Rom ver. Label ▣ Check by using SVC Remote controller Press “In-start”...
- Page 33 Repair Process-Reference data A. Picture Problem - 6-2 Making 2010. 11. 16 PDP TV Symptom Y Drive B/D Checking method(50R1) Revision ▣ Y drive board Scan IC ※ DMM (Digital Multi-Meter) Input signal connector ※ Check all output pins of scan IC (connector) using DMM.
- Page 34 Repair Process-Reference data A. Picture Problem - 6-2 Making 2010. 11. 16 PDP TV Symptom (Half picture) X- B/D Checking method(50R1) Revision ▣ Half / partly display (or abnormal display) Picture 1. Picture 2. Picture 3. -. Check Va input voltage. abnormal (P121, P120, P220, P221, P320 : Power connector of the X board) Half...
- Page 35 Repair Process-Reference data A. Picture Problem - 6-2 Making 2010. 11. 16 PDP TV Symptom Defect type cause by PDP Module Revision First of all, Check whether all of cable between board was inserted properly or not. Next, Check whether there is foreign material on connector. Symptom picture defects description To action...
- Page 36 Repair Process-Reference data A. Picture Problem - 6-2 Making 2010. 11. 16 PDP TV Symptom Connector Type on PDP Module Revision COF Type TCP Type FFC Type 96 Out Put 192 Out Put 1. Check foreign & Connection status TCP (Tape Carrier Package) is film Connector to connect between 2.