Philips 43PFL4901/F7 Service Manual
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Philips 43PFL4901/F7 Service Manual

43” lcd tv chassis pl15.13
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Service Manual
43PFL4901/F7
43PFL4901/F8
This service manual contains information of different types of models.
Make sure to refer to the section describing your model.
© 2016 Funai Electric Co., Ltd.
All rights reserved. No part of this manual may be reproduced, copied, transmitted, disseminated, transcribed,
downloaded or stored in any storage medium, in any form or for any purpose without the express prior written
consent of Funai. Furthermore, any unauthorized commercial distribution of this manual or any revision hereto
is strictly prohibited.
Information in this document is subject to change without notice. Funai reserves the right to change the content
herein without the obligation to notify any person or organization of such changes.
with the
without the express written consent of Funai. All other trademarks used herein remain the exclusive property of
their respective owners. Nothing contained in this manual should be construed as granting, by implication or
otherwise, any license or right to use any of the trademarks displayed herein. Misuse of any trademarks or any
other content in this manual is strictly prohibited. Funai shall aggressively enforce its intellectual property rights
to the fullest extent of the law.
PHILIPS
(Serial No.: DS6)
PHILIPS
(Serial No.: DS1, XA2)
design is a registered trademark of Funai Electric Co., Ltd and may not be used in any way
chassis PL15.13
Contents
43" LCD TV
161013

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Summary of Contents for Philips 43PFL4901/F7

  • Page 1 43” LCD TV chassis PL15.13 Service Manual Contents 43PFL4901/F7 PHILIPS (Serial No.: DS6) 43PFL4901/F8 PHILIPS (Serial No.: DS1, XA2) This service manual contains information of different types of models. Make sure to refer to the section describing your model. © 2016 Funai Electric Co., Ltd.
  • Page 2 IMPORTANT SAFETY NOTICE Proper service and repair is important to the safe, reliable operation of all P&F Equipment. The service procedures recommended by P&F and described in this service manual are effective methods of performing service operations. Some of these service special tools should be used when and as recommended.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS Specifications ................1-1 Important Safety Precautions .

  • Page 4: Specifications

    SPECIFICATIONS < TUNER / NTSC > Description Condition Unit Nominal Limit 1. AFT Pull-In Range ±2.3 ±2.1 TV.ch.4 dBV 2. Synchronizing Sens. CA.ch.31 dBV CA.ch.87 dBV < TUNER / ATSC > Description Condition Unit Nominal Limit 1. Received Freq. Range (-28dBm) ±100 ch.4 -76/0...

  • Page 5: Important Safety Precautions

    IMPORTANT SAFETY PRECAUTIONS Prior to shipment from the factory, our products are strictly inspected for recognized product safety and electrical codes of the countries in which they are to be sold. However, in order to maintain such compliance, it is equally important to implement the following precautions when a set is being serviced.
  • Page 6 3. Design Alteration Warning - Do not alter or add 7. Product Safety Notice - Some electrical and to the mechanical or electrical design of this TV mechanical parts have special safety-related receiver. Design alterations and additions, characteristics which are often not evident from including, but not limited to circuit modifications visual inspection, nor can the protection they give and the addition of items such as auxiliary audio...
  • Page 7 Precautions during Servicing A. Parts identified by the # symbol are critical for safety. Replace only with part number specified. B. In addition to safety, other parts and assemblies are specified for conformance with regulations applying to spurious radiation. These must also be replaced only with specified replacements.
  • Page 8 Safety Check after Servicing Examine the area surrounding the repaired location for damage or deterioration. Observe that screws, parts and wires have been returned to original positions. Afterwards, perform the following tests and confirm the specified values in order to verify compliance with safety standards. 1.

  • Page 9: Standard Notes For Servicing

    STANDARD NOTES FOR SERVICING Circuit Board Indications How to Remove / Install Flat Pack-IC 1. The output pin of the 3 pin Regulator ICs is 1. Removal indicated as shown. With Hot-Air Flat Pack-IC Desoldering Machine: 1. Prepare the hot-air flat pack-IC desoldering Top View Bottom View machine, then apply hot air to the Flat Pack-IC...
  • Page 10 3. The flat pack-IC on the CBA is affixed with glue, so With Soldering Iron: be careful not to break or damage the foil of each 1. Using desoldering braid, remove the solder from pin or the solder lands under the IC when all pins of the flat pack-IC.
  • Page 11 With Iron Wire: 2. Installation 1. Using desoldering braid, remove the solder from 1. Using desoldering braid, remove the solder from all pins of the flat pack-IC. When you use solder the foil of each pin of the flat pack-IC on the CBA flux which is applied to all pins of the flat pack-IC, so you can install a replacement flat pack-IC more you can remove it easily.
  • Page 12 Instructions for Handling Semi- conductors Electrostatic breakdown of the semi-conductors may occur due to a potential difference caused by electrostatic charge during unpacking or repair work. 1. Ground for Human Body Be sure to wear a grounding band (1 M) that is properly grounded to remove any static electricity that may be charged on the body.

  • Page 13: Cabinet Disassembly Instructions

       [7] Speaker [10] IR Sensor [9] T-CON Holder Holder L,R CBA Unit *4 : 43PFL4901/F7 [11] LCD Panel *5 : 43PFL4901/F8 Assembly Note: [12] Front (1) Order of steps in procedure. When reassembling, Cabinet*4 follow the steps in reverse order. These numbers 2.
  • Page 14 • Be careful not to break the hook. If you pull with too much force, the hooks may be damaged. • Make sure to replace the Cell Cushion and Double Side Tape to a new one when replacing the Front Cabinet. *4 : 43PFL4901/F7 PL15.13-A_DC...
  • Page 15 [2] Rear Cabinet (S-2) (S-2) (S-2) (S-3) (S-2) (S-3) [1] Stand Assembly (S-1) Fig. D1 PL15.13-A_DC...
  • Page 16 [4] Digital Main CBA Unit Jack Holder (S-4) (S-5) (S-5) (S-4) [3] Power Supply CBA (S-4) Fig. D2 PL15.13-A_DC...
  • Page 17 T-CON Module [7] Speaker Holder L SensorShield Hook (S-7) (S-6) (S-7) [10] IR Sensor FFC Cable CBA Unit * [9] T-CON Holder * (S-6) [8] Function CBA Unit * [6] Speaker [7] Speaker Holder R Function Knob [5] Stand Bracket Knob Frame Hook Fig.
  • Page 18 Decoration Plate LED Lens [11] LCD Panel Hook Assembly * Leading Edge Cover Fig. D4 : Make sure to read all the precautions on page 4-2 when you disassemble/re-assemble the LCD Panel Assembly. PL15.13-A_DC...
  • Page 19 [12] Front Cabinet * (S-8) (S-8) [11] LCD Panel Assembly * (S-8) Decoration Plate Double Side Tape (S-8) Cell Cushion UD Cell Cushion LR LED Lens Hook Leading Edge Cover (S-8) Cell Cushion LR Fig. D5 : Make sure to read all the precautions on page 4-2 when you disassemble/re-assemble the LCD Panel Assembly.
  • Page 20 3. How to Replace the Front Cabinet 4. Slowly put the LCD Panel Assembly down. When replacing the Front Cabinet, the inner adjunctive equipment such as Cell Cushion must also be replaced all together. Disassembly Method CAUTION Disassembly MUST be performed in a CR (Clean Room).
  • Page 21 Work Prohibitions Lift middle part Cause colour spots (Diffusing (same for upper and sheet overlap) lower side) NG At worst, cell can be broken. Lift 1 corner only NG Cause colour spots (Diffusing sheet overlap) At worst, cell can be broken. Rotate to reverse Cause colour spots (Diffusing direction at left and...
  • Page 22 How to Attach Adjunctive Equipment There are no Cell Cushion, etc. attached on the new Front Cabinet to be replaced with. Apply adjunctive equipment such as Cell Cushion by consulting the following, then assemble the Front Cabinet. 1. Cell Cushion Two separate Cell Cushions must overlap in the center of the upper side.
  • Page 23 TV Cable Wiring Diagram To LCD Panel To LCD Panel Assembly Assembly Power Supply To LCD Panel Assembly CN1101 CN1201 Digital Main CBA Unit CN501 CN3901 CN3601 Function CBA Unit CN601 CN3801 CN3501 To AC Cord To Speaker CN4051 IR Sensor CBA Unit CN4052 CN4001 Fig.

  • Page 24: Electrical Adjustment Instructions

    ELECTRICAL ADJUSTMENT INSTRUCTIONS General Note: “CBA” is abbreviation for 1. Purity Check Mode “Circuit Board Assembly.” This mode cycles through full-screen displays of red, Note: Electrical adjustments are required after green, blue, and white to check for non-active pixels. replacing circuit components and certain 1.
  • Page 25 5. Press [3] button to select the “HDB” for High Drive The White Balance Adjustment should be Blue adjustment. (“HDB” appears in the screen.) performed when replacing the LCD Panel 6. Press [MENU] button. The internal Raster signal or Digital Main CBA. appears in the screen.
  • Page 26 14. Press [VOLUME DOWN] button to shift to the “Debugging Message” mode. If there is no message under “[WB]” section, this adjustment completes. If “Drive settings are NG. Retry again.” is displayed, repeat above steps from 5. to 13. Then check “Debugging Message”...

  • Page 27: How To Initialize The Lcd Tv

    HOW TO INITIALIZE THE LCD TV The purpose of initialization is to place the set in a new out of box condition. The customer will be prompted to select a language and program channels after the set has been initialized. To put the program back at the factory-default, initialize the LCD TV using the following procedure.

  • Page 28: Firmware Renewal Mode

    FIRMWARE RENEWAL MODE Equipment Required a. USB storage device b. Remote Control Unit Firmware Update Procedure User Upgrade (Filename example: PHL-0C0HD_0**_*.upg) Upgrade the firmware only. The setting values will not be initialized. Update procedure 1. Plug the AC Cord and turn the power on. 7.
  • Page 29 11. Updating software is started, the following will appear in the screen. UPGRADING SOFTWARE PLEASE DO NOT TURN OFF 12. After finished the updating software, TV set will automatically reboot PL15.13-A_FW...

  • Page 30: Troubleshooting

    TROUBLESHOOTING [Power Supply Section] FLOW CHART NO.1 The power cannot be turned on. Is the fuse (F602) normal? See FLOW CHART No.2 <The fuse blows out.> Check if there is any leak or short-circuit on the primary circuit component and repair it if defective. (C607, C612, D601, D602, D603, D604, D605, D606A, D607A, D608A, D609A, D621, D623, Q601, Is the P-ON+21V line voltage normal?
  • Page 31 FLOW CHART NO.5 P-ON+21V is not output. Check D650, D651, D652, D658A, D659, C652, C653, C657, C658 and their periphery circuit. Repair it if defective. FLOW CHART NO.6 AMP+13V is not output. PL15.13TR...
  • Page 32 [Video Signal Section] FLOW CHART NO.1 The key operation is not functioning. Replace the Function CBA Unit. Replace the IR Sensor CBA Unit. Replace the Digital Main CBA Unit. FLOW CHART NO.2 No operation is possible from the remote control unit. (Operation is possible from the unit.) Check AL+3.3V line and repair it if defective.
  • Page 33 [Audio Signal Section] FLOW CHART NO.1 Audio is not output normally. See FLOW CHART NO.6 <AMP+13V is not output. [Power Supply Section]> Replace the Digital Main CBA Unit. PL15.13TR...

  • Page 34: Block Diagrams

    BLOCK DIAGRAMS 1. System Control Block Diagram PL15.13BLS...
  • Page 35 2. Video/Audio Block Diagram PL15.13BLVA...
  • Page 36 3. Digital Signal Process Block Diagram PL15.13BLD...
  • Page 37 4. LED Backlight Drive Block Diagram PL15.13BLBD...
  • Page 38 5. Power Supply Block Diagram PL15.13BLP...

  • Page 39: Schematic Diagrams / Cba And Test Points

    SCHEMATIC DIAGRAMS / CBA AND TEST POINTS Standard Notes WARNING Many electrical and mechanical parts in this chassis have special characteristics. These characteristics often pass unnoticed and the protection afforded by them cannot necessarily be obtained by using replacement components rated for higher voltage, wattage, etc.
  • Page 40 LIST OF CAUTION, NOTES, AND SYMBOLS USED IN THE SCHEMATIC DIAGRAMS ON THE FOLLOWING PAGES: 1. CAUTION: CAUTION: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE_A,_V FUSE. ATTENTION: UTILISER UN FUSIBLE DE RECHANGE DE MÊME TYPE DE_A,_V. 2.
  • Page 41 Power Supply 1 Schematic Diagram CAUTION ! NOTE: Fixed voltage (or Auto voltage selectable) power supply circuit is used in this unit. The voltage for parts in hot circuit is measured using CAUTION ! : For continued protection against risk of fire, If Main Fuse (F602) is blown , check to see that all components in the power supply hot GND as a common terminal.
  • Page 42 Power Supply 2 Schematic Diagram CONTINUE L1103 POWER SUPPLY CBA POWER 1 OPEN AMP+13V L1101 100uH P-ON+21V JS1101 C1101 C1102 C1103 BACKLIGHT-ADJ 330/25V BACKLIGHT-SW D1101 SB2150BD PROTECT3 P-ON-H2 L1104 C1120 C1117 C1118 C1114 C1115 C1116 C1119 BEAD D1104 R1125 OPEN 100/63V 100/63V 1/100V...
  • Page 43 Digital Main 1 Schematic Diagram 1 NOTE: The order of pins shown in this diagram is different from that of actual IC3102. IC3102 is divided into six and shown as IC3102 (1/6) ~ IC3102 (6/6) in this Digital Main Schematic Diagram Section. CONTINUE DIGITAL 2 LCD+12V...
  • Page 44 Digital Main 2 Schematic Diagram 1 NOTE: The order of pins shown in this diagram is different from that of actual IC3102. IC3102 is divided into six and shown as IC3102 (1/6) ~ IC3102 (6/6) in this Digital Main Schematic Diagram Section. CONTINUE DIGITAL 5 AL+3.3V...
  • Page 45 Digital Main 3 Schematic Diagram 1 NOTE: The order of pins shown in this diagram is different from that of actual IC3102. IC3102 is divided into six and shown as IC3102 (1/6) ~ IC3102 (6/6) in this Digital Main Schematic Diagram Section. IC3102(3/6) JK3701 MSD93F0JM4-3-002J...
  • Page 46 Digital Main 4 Schematic Diagram 1 NOTE: The order of pins shown in this diagram is different from that of actual IC3102. IC3102 is divided into six and shown as IC3102 (1/6) ~ IC3102 (6/6) in this Digital Main Schematic Diagram Section. CONTINUE DIGITAL 3 SPDIF...
  • Page 47 Digital Main 5 Schematic Diagram 1 NOTE: The order of pins shown in this diagram is different from that of actual IC3102. IC3102 is divided into six and shown as IC3102 (1/6) ~ IC3102 (6/6) in this Digital Main Schematic Diagram Section. DIGITAL MAIN CBA UNIT IC3606 OPEN...
  • Page 48 Digital Main 6 Schematic Diagram 1 NOTE: The order of pins shown in this diagram is different from that of actual IC3102. IC3102 is divided into six and shown as IC3102 (1/6) ~ IC3102 (6/6) in this Digital Main Schematic Diagram Section. DIGITAL MAIN CBA UNIT C9011 C9012...
  • Page 49 Function Schematic Diagram FUNCTION CBA UNIT TO IR SENSOR CBA UNIT CN4051 CN4001 KEY-IN1 C4002 D4001 MM5Z5V6B D4002 OPEN R4006 R4005 R4004 R4003 R4002 R4001 2.2K 2.2K 2.7K 4.7K 8.2K SW4007 SW4006 SW4005 SW4004 SW4003 SW4002 SW4001 POWER SOURCE MENU CH UP DOWN DOWN...
  • Page 50 IR Sensor Schematic Diagram C4054 R4060 R4053 RS4051 OPEN RS-272 (REMOTE SENSOR) D4051 SMLE12WBC7W1HR POWER R4051 R4052 6.8K TO DIGITAL MAIN R4054 CN4052 CBA UNIT CN3501 1 AL+3.3V 2 P-ON+5V 3 LIGHT C4051 C4056 C4052 1000P 4 LED1 5 REMOTE C4053 C4055 OPEN...
  • Page 51 Power Supply CBA Top View Because a hot chassis ground is present in the power supply CAUTION ! circuit, an isolation transformer must be used when repairing. Fixed voltage (or Auto voltage selectable) power supply circuit is used in this unit. CAUTION ! : For continued protection against risk of fire, Also, in order to have the ability to increase the input slowly,...
  • Page 52 Power Supply CBA Bottom View Because a hot chassis ground is present in the power supply CAUTION ! circuit, an isolation transformer must be used when repairing. Fixed voltage (or Auto voltage selectable) power supply circuit is used in this unit. CAUTION ! : For continued protection against risk of fire, Also, in order to have the ability to increase the input slowly,...

  • Page 53: Wiring Diagram

    WIRING DIAGRAM SP3801 SP3802 SPEAKER SPEAKER L-CH R-CH CL3801 CN3501 CN4052 ANT-IN CN3801 CL3101 IR SENSOR CBA UNIT USB JACK CN4051 HEADPHONE SIDE JACK CL4051 HDMI- CONNECTOR-2 CN4001 FUNCTION CBA UNIT HDMI- CONNECTOR-3 HDMI- AC CORD CONNECTOR-1 DIGITAL MAIN CBA UNIT COMPONENT -Y/VIDEO-IN CN601...

  • Page 54: Exploded Views

    EXPLODED VIEWS MB12 MB14 LCD1 43PFL4901/F7 MB14 CL3901 SSK1 Digital Main CBA Unit CL3101 IR Sensor CBA Unit CL501 A26-2 Function CBA Unit Power Supply CBA CL4051 AC601 A26-1 SP3801 See Electrical Parts List CL3801 for parts with this mark.
  • Page 55 Packing SSK1 Tape Fixlon Tape Packing Tape Tape 43PFL4901/F8 (Serial No.: XA2) Packing Tape Some Ref. Numbers are not in sequence. 12-2 PL15.13PEX...

  • Page 56: Parts List

    PARTS LIST [43PFL4901/F7 (Serial No.: DS6)] Mechanical Parts PRODUCT SAFETY NOTE: Products marked with a Ref.No. Description Parts No. # have special characteristics important to safety. PACKING Before replacing any of these components, read CARTON A5DVGUH 2EMC01030 carefully the product safety notice in this service...
  • Page 57 Electrical Parts PRODUCT SAFETY NOTE: Products marked with a Ref. No. Description Part No. # have special characteristics important to safety. C608 CHIP CERAMIC CAP .(1608) B K 0.015µF/50V CHD1JK30B153 Before replacing any of these components, read C609 CHIP CERAMIC CAP . B K 0.039µF/50V CHD1JK30B393 carefully the product safety notice in this service C610...
  • Page 58 Ref. No. Description Part No. Ref. No. Description Part No. RES CHIP 1608 1/10W J 3.9k Ω D603# DIODE 1N5406BH NDL1001N5406 R612 RRXA392HH013 RES CHIP 3216 1/4W J 270 Ω D604# DIODE 1N5406BH NDL1001N5406 R613 RRX4271HH034 RES CHIP 3216 1/4W J 560k Ω D605 ZENER DIODE MM5Z6V2B ND1BMM5Z6V2B...
  • Page 59 Ref. No. Description Part No. RES CHIP 1608 1/10W J 10k Ω R1208 RRXA103HH013 RES CHIP 1608 1/10W J 100k Ω R1209 RRXA104HH013 RES CHIP 1608 1/10W F 36.0k Ω R1210 RTW3602HH008 RES CHIP 1608 1/10W F 24.0k Ω R1211 RTW2402HH008 RES CHIP 1608 1/10W F 2.20k Ω...
  • Page 60 Don't degrade the safety of the product through improper servicing. NOTE: Parts that are not assigned part numbers (---------) are not available. Different parts from the original model 43PFL4901/F7 (Serial No. : DS6) Ref. No. Description Part No. A15#...
  • Page 61 C..±0.25% D..±0.5% F..±1% G..±2% J..±5% K..±10% M..±20% N..±30% Z..+80/-20% Different parts from the original model 43PFL4901/F7 (Serial No. : DS6) Ref. No. Description Part No. DIGITAL MAIN CBA UNIT A5DVJMMA-001 MSW ASSEMBLY A5DVJMSW-001 Consists of the following FUNCTION CBA UNIT...
  • Page 62 Don't degrade the safety of the product through improper servicing. NOTE: Parts that are not assigned part numbers (---------) are not available. Different parts from the original model 43PFL4901/F7 (Serial No. : DS6) Ref. No. Description Part No. A15#...
  • Page 63 2. Tolerance of Capacitors and Resistors are noted with the following symbols. C..±0.25% D..±0.5% F..±1% G..±2% J..±5% K..±10% M..±20% N..±30% Z..+80/-20% Different parts from the original model 43PFL4901/F7 (Serial No. : DS6) Ref. No. Description Part No. DIGITAL MAIN CBA UNIT A5DVLMMA-001 2016/10/14 13-8 A5DVL_EL.fm...

  • Page 64: Revision History

    REVISION HISTORY Chassis PL15.13 • 2016/05/20 43PFL4901/F7 (Serial No.: DS6) First draft added • 2016/05/23 43PFL4901/F8 (Serial No.: DS1) First draft added • 2016/10/13 43PFL4901/F8 (Serial No.: XA2) First draft added 14-1 PL15.13REV...
  • Page 65 COMPARISON LIST OF MODEL NAMES Chassis PL15.13 43PFL4901/F7 (DS6) A5DVGUH 43PFL4901/F8 (DS1) A5DVJMH (XA2) A5DVLMA PL15.13COM...

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