Philips 22PFL4505D/F7 Service Manual
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Philips 22PFL4505D/F7 Service Manual

Chassis pl10.10
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chassis PL10.10
Service Manual
Contents
22"
22PFL4505D/F7
© 2010 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
design is a registered trademark of Funai Electric Co., Ltd and may not be used in any way
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.
A0177UH
101120

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Summary of Contents for Philips 22PFL4505D/F7

  • Page 1 Service Manual Contents 22” 22PFL4505D/F7 © 2010 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.
  • 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 > ANT. Input ---------------------- 75 Ω Unbal., F type Description Condition Unit Nominal Limit 1. AFT Pull-In Range ±2.3 ±2.1 TV.ch.4 dBµ 2. Synchronizing Sens. CA.ch.31 dBµ CA.ch.87 dBµ < TUNER / ATSC > Description Condition Unit Nominal...

  • 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: Top View 1. Prepare the hot-air flat pack-IC desoldering Bottom View machine, then apply hot air to the Flat Pack-IC Input...
  • 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 2. Installation With Iron Wire: 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 MΩ) that is properly grounded to remove any static electricity that may be charged on the body.

  • Page 13: Cabinet Disassembly Instructions

    CABINET DISASSEMBLY INSTRUCTIONS 1. Disassembly Flowchart Removal Step/ This flowchart indicates the disassembly steps for the Remove/*Unhook/ Loc. Part Fig. Unlock/Release/ cabinet parts, and the CBA in order to gain access to Note Unplug/Unclamp/ item(s) to be serviced. When reassembling, follow the Desolder steps in reverse order.
  • Page 14 (S-4) (S-3) (S-4) [2] Rear Cabinet (S-3) (S-4) (S-3) (S-3) (S-2) (S-4) (S-3) (S-1) [1] Stand Assembly Fig. D1 PL10.10DC...
  • Page 15 [11] Front Cabinet [8] Digital Main CBA Unit Jack Holder(D) (S-11) (S-10) (S-9) [9] IR Sensor CBA Sensor LED Lens (H-1) Shield Box (S-10) [7] Jack CBA [10] LCD Module Assembly Jack Holder(A) (S-8) [5] Front Flare (S-6) AC Holder (S-7) (S-6) [6] Main CBA...
  • Page 16 TV Cable Wiring Diagram To LCD Module Assembly To LCD Module Assembly CN3902 CN201 CN3701 CN301 CN302 CN3702 Main CBA Digital Main CBA Unit CN102 CN601 CN101 CN702 Jack CBA CN873 CN872 CN2701 CN2681 To Speaker To AC cord Function To Speaker IR Sensor CBA CN2107...

  • Page 17: 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 18 The White Balance Adjustment should be 5. [CUTOFF] Press [1] button to select “COR” for Red Cutoff performed when replacing the LCD Panel adjustment. Press [3] button to select “COB” for or Digital Main CBA. Blue Cutoff adjustment. [DRIVE] 2. White Balance Adjustment Press [4] button to select “DR”...

  • Page 19: 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 20: Firmware Renewal Mode

    FIRMWARE RENEWAL MODE Equipment Required The appearance shown in *1 is described as follows. Appearance State a. USB storage device Downloading the firmware from b. Remote Control Unit Downloading... the USB storage device. Writing the downloaded firmware Writing... Firmware Update Procedure in flash memory.

  • Page 21: Troubleshooting

    TROUBLESHOOTING [ Power Supply Section ] FLOW CHART NO.1 The power cannot be turned on. Is the fuse (F601) normal? See FLOW CHART No.2 <The fuse blows out.> Check if there is any leak or short-circuiting on the primary circuit component, and service it if defective. (D601, D602, D603, D604, Q601, Q603, IC602, T601) Is the +24V line voltage normal?
  • Page 22 FLOW CHART NO.6 VT+32V is not output. FLOW CHART NO.7 P-ON+7V is not output. FLOW CHART NO.8 P-ON+5V is not output. Replace Q636. FLOW CHART NO.9 TUNER+5V is not output. Replace Q637. FLOW CHART NO.10 P-ON+3.3V(P-ON+3V) is not output. PL10.10TR...
  • Page 23 FLOW CHART NO.11 P-ON+9V is not output. Replace Q641. FLOW CHART NO.12 AL+3.3V is not output. (P-ON+7V is outputted normally) FLOW CHART NO.13 SP+14V is not output. FLOW CHART NO.14 PANEL+12.5V is not output. FLOW CHART NO.15 PANEL-5.6V is not output. PL10.10TR...
  • Page 24 [ Video Signal Section ] FLOW CHART NO.1 The key operation is not functioning. Re-install the switches (SW2101~SW2106) correctly or replace the poor switch. Check the switches (SW2101~SW2106) and their periphery, and service it if defective. Replace Digital Main CBA Unit. FLOW CHART NO.2 No operation is possible from the remote control unit.
  • Page 25 FLOW CHART NO.4 Picture does not appear normally.(Tuner input) FLOW CHART NO.5 Picture does not appear normally.(Y/Pb/Pr input) Pin(15): VIDEO-Y Pin(17): VIDEO-Pb Pin(19): VIDEO-Pr PL10.10TR...
  • Page 26 [ Audio Signal Section ] FLOW CHART NO.1 Audio is not outputted normally.(Audio input) Check the line between Pin(2, 15) of IC2771 and input terminal(JK2753, JK2754), and service it if defective. Check JK2851, SP801,SP802 and their periphery circuit, and service it if defective. FLOW CHART NO.2 Audio is not outputted normally.(Component Audio input) Check the line between Pin(4, 11) of IC2771 and input...
  • Page 27 FLOW CHART NO.3 Audio is not outputted normally.(Tuner input) Check TU301 and their periphery circuit, and service it if defective. Check JK2851, SP801,SP802 and their periphery circuit, and service it if defective. FLOW CHART NO.4 Audio is not outputted normally.(HDMI Audio input) Check the line between Pin(5, 14) of IC2771 and input terminal(JK2721, JK2722), and service it if defective.
  • Page 28 FLOW CHART NO.5 Audio is not outputted normally.(PC Audio input) Check the line between Pin(1, 12) of IC2771 and input terminal(JK2711), and service it if defective. Check JK2851, SP801,SP802 and their periphery circuit, and service it if defective. PL10.10TR...

  • Page 29: Block Diagrams

    BLOCK DIAGRAMS System Control Block Diagram PL10.10BLS...
  • Page 30 Video Block Diagram PL10.10BLV...
  • Page 31 Audio Block Diagram PL10.10BLA...
  • Page 32 Digital Signal Process Block Diagram PL10.10BLD...
  • Page 33 LED Backlight Drive Block Diagram PL10.10BLBD...
  • Page 34 Power Supply Block Diagram PL10.10BLP...

  • Page 35: 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 36 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 37 Main 1 Schematic Diagram 10-3 PL10.10SCM1...
  • Page 38 Main 2 Schematic Diagram 10-4 PL10.10SCM2...
  • Page 39 Main 3 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 (F601) is blown , check to see that all components in the power supply hot GND as a common terminal.
  • Page 40 Jack Schematic Diagram PL10.10SCJ 10-6...
  • Page 41 Function Schematic Diagram 10-7 PL10.10SCF...
  • Page 42 IR Sensor Schematic Diagram PL10.10SCIR 10-8...
  • Page 43 Digital Main 1 Schematic Diagram 1 NOTE: The order of pins shown in this diagram is different from that of actual IC3301. IC3301 is divided into five and shown as IC3301 (1/6) ~ IC3301 (6/6) in this Digital Main Schematic Diagram Section. 10-9 PL10.10SCD1...
  • Page 44 Digital Main 2 Schematic Diagram 1 NOTE: The order of pins shown in this diagram is different from that of actual IC3301. IC3301 is divided into five and shown as IC3301 (1/6) ~ IC3301 (6/6) in this Digital Main Schematic Diagram Section. 10-10 PL10.10SCD2...
  • Page 45 Digital Main 3 Schematic Diagram 1 NOTE: The order of pins shown in this diagram is different from that of actual IC3301. IC3301 is divided into five and shown as IC3301 (1/6) ~ IC3301 (6/6) in this Digital Main Schematic Diagram Section. 10-11 PL10.10SCD3...
  • Page 46 Digital Main 4 Schematic Diagram 1 NOTE: The order of pins shown in this diagram is different from that of actual IC3301. IC3301 is divided into five and shown as IC3301 (1/6) ~ IC3301 (6/6) in this Digital Main Schematic Diagram Section. PL10.10SCD4 10-12...
  • Page 47 Digital Main 5 Schematic Diagram 1 NOTE: The order of pins shown in this diagram is different from that of actual IC3301. IC3301 is divided into five and shown as IC3301 (1/6) ~ IC3301 (6/6) in this Digital Main Schematic Diagram Section. PL10.10SCD5 10-13...
  • Page 48 Digital Main 6 Schematic Diagram 1 NOTE: The order of pins shown in this diagram is different from that of actual IC3301. IC3301 is divided into five and shown as IC3301 (1/6) ~ IC3301 (6/6) in this Digital Main Schematic Diagram Section. PL10.10SCD6 10-14...
  • Page 49 Main 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 50 Main CBA Bottom View CAUTION ! Because a hot chassis ground is present in the power supply Fixed voltage (or Auto voltage selectable) power supply circuit is used in this unit. CAUTION ! : For continued protection against risk of fire, circuit, an isolation transformer must be used when repairing.
  • Page 51 Jack CBA, Function CBA & IR Sensor CBA Top View Function CBA VOL DOWN VOL UP R2176 R2178 R2174 R2179 R2180 R2175 CN2108 BA01N7F0102 1 C7A3 Jack CBA JK2752 JK2753 JK2754 J2700 VIDEO-L-J JK2851 L2854 C2852 L2853 IR Sensor CBA JK2721 JK2722 HDMI-L...
  • Page 52 Jack CBA, Function CBA & IR Sensor CBA Bottom View Function CBA R2176 R2178 R2174 R2175 R2180 R2179 CN2108 Jack CBA JK2754 JK2753 JK2752 J2700 VIDEO-L-J JK2851 L2854 C2852 L2853 IR Sensor CBA JK2722 JK2721 J2715 J2703 J2713 J2705 COM-L J2721 IC2771 J2708...

  • Page 53: Waveforms

    WAVEFORMS WF1 ~ WF5 = Waveforms to be observed at Waveform check points. (Shown in Schematic Diagram.) Input: NTSC Color Bar Signal (with 1kHz Audio Signal) Pin 4 of CN302 Pin 19 of CN302 CVBS 0.2V 20µs VIDEO-Pr 0.2V 20µs Pin 13 of CN302 Pin 15 of CN302 AUDIO...

  • Page 54: Wiring Diagram

    WIRING DIAGRAM PL10.10WI 12-1...

  • Page 55: Exploded Views

    EXPLODED VIEWS Cabinet Digital Main CBA Unit CL3701 CL3702 CL3902 CL201 Jack CBA IR Sensor CBA CL701 LCD1 CL873 SP801 SP802 Main CBA Function CBA See Electrical Parts List for parts with this mark. 13-1 PL10.10CEX...
  • Page 56 Packing Upper Side Lower Side AC601 Tape Tape Packing Tape Some Ref. Numbers are not in sequence. Packing Tape 13-2 PL10.10PEX...

  • Page 57: Parts List

    PARTS LIST [22PFL4505D/F7] Mechanical Parts PRODUCT SAFETY NOTE: Products marked with a Ref. No. Description Part No. # have special characteristics important to safety. SP802 SPEAKER MAGNETIC L11923A-001 DS0811NSL001 Before replacing any of these components, read PACKING carefully the product safety notice in this service...
  • Page 58 Electrical Parts PRODUCT SAFETY NOTE: Products marked with a Ref. No. Description Part No. # have special characteristics important to safety. C231 CHIP CERAMIC CAP . (1608) B K 1µF/16V CHD1CK30B105 Before replacing any of these components, read C232 ELECTROLYTIC CAP . 47µF/25V M CE1EMASDL470 carefully the product safety notice in this service C233...
  • Page 59 Ref. No. Description Part No. Ref. No. Description Part No. C658 CHIP CERAMIC CAP .(1608) B K 1µF/25V CHD1EK30B105 CN302 FFC CONNECTOR IMSA-9615S-29A-PP-A JC96J29ER007 C659 CHIP CERAMIC CAP .(1608) B K 0.1µF/50V CHD1JK30B104 CN601# AC INLET 0/P/ST58-ABAN-0000 JTDC0PSLT001 C661 ELECTROLYTIC CAP . 1µF/50V M CE1JMASDL1R0 CN702 FFC CONNECTOR IMSA-9615S-29A-PP-A...
  • Page 60 Ref. No. Description Part No. Ref. No. Description Part No. D650# DIODE ZENER 5V6BSA-T26 NDTA5R6BST26 Q636 TRANSISTOR 2SC2120-Y(TE2 F T) QQSY2SC2120F D651 SWITCHING DIODE 1SS133(T-77) QDTZ001SS133 Q637 TRANSISTOR 2SC2120-Y(TE2 F T) QQSY2SC2120F D654 DIODE FR104-B NDLZ000FR104 Q638 TRANSISTOR KTC3198-Y-AT/P NQSYKTC3198P D655 DIODE FR104-B NDLZ000FR104...
  • Page 61 Ref. No. Description Part No. Ref. No. Description Part No. CHIP RES. 1/10W J 22k Ω CHIP RES. 1/10W J 47k Ω R404 RRXAJR5Z0223 R668 RRXAJR5Z0473 CHIP RES. 1/10W J 10k Ω CHIP RES. 1/10W J 4.7k Ω R405 RRXAJR5Z0103 R669 RRXAJR5Z0472 CHIP RES.
  • Page 62 Ref. No. Description Part No. Ref. No. Description Part No. CHIP RES. 1/10W J 10k Ω R1172 RRXAJR5Z0103 C2731 CHIP CERAMIC CAP . CH J 39pF/50V CHD1JJ3CH390 CHIP RES. 1/10W J 10k Ω R1173 RRXAJR5Z0103 C2732 CHIP CERAMIC CAP . CH J 39pF/50V CHD1JJ3CH390 CHIP RES.
  • Page 63 Ref. No. Description Part No. Ref. No. Description Part No. CHIP RES. 1/10W J 10k Ω R2775 RRXAJR5Z0103 RESISTORS CHIP RES. 1/10W J 82k Ω CHIP RES. 1/10W J 100 Ω R2780 RRXAJR5Z0823 R2167 RRXAJR5Z0101 RES CARBON FILM T 1/4W J 82k Ω CHIP RES.

  • Page 64: Revision History

    REVISION HISTORY Chassis PL10.10 • 2010-05-20 22PFL4505D/F7 added • TBD 22PFL4505D/F7 added Change parts numbers (FRONT CABINET and FRONT FLARE) 16-1 PL10.10REV...

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