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Philips 22PFL2908H/12 Service Manual

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Colour Television
Contents
11. Styling Sheets
2000 series 22"
Published by MB/SC 1370 Quality
©
2013
TP Vision Netherlands B.V.
All rights reserved. Specifications are subject to change without notice. Trademarks are the
property of Koninklijke Philips Electronics N.V. or their respective owners.
TP Vision Netherlands B.V. reserves the right to change products at any time without being obliged to adjust
earlier supplies accordingly.
PHILIPS and the PHILIPS' Shield Emblem are used under license from Koninklijke Philips Electronics N.V.
Page
2
2
5
9
12
15
16
19
27
28
Drawing PWB
29
30-31
32
40-41
42
43
Printed in the Netherlands
Chassis
VEM1.1E
Subject to modification
EN 3122 785 19560
LA

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Summary of Contents for Philips 22PFL2908H/12

  • Page 1: Table Of Contents

    Koninklijke Philips Electronics N.V. or their respective owners. TP Vision Netherlands B.V. reserves the right to change products at any time without being obliged to adjust earlier supplies accordingly. PHILIPS and the PHILIPS’ Shield Emblem are used under license from Koninklijke Philips Electronics N.V.

  • Page 2: Revision List

    Notes: manuals, frequently asked questions and software & drivers. Table 2-1 Described Model Numbers: Mechanics Description Architecture Block Diagrams Schematics Styling 22PFL2908H/12 4.3.1 7.1.2 10-1-1 10-2-1 10.3 11.1 Note: The given Model Numbers are subject to change. Directions for Use...
  • Page 3 Technical Specs, Diversity, and Connections VEM1.1E_LA EN 3 Connections 19560_001_270813.eps 270813 Figure 2-1 Connection overview (..H/12 series) Note: The following connector colour abbreviations are used Wh - Audio - L 0.5 V / 10 k (acc. to DIN/IEC 757): Bk= Black, Bu= Blue, Gn= Green, Rd - Audio - R 0.5 V / 10 k...
  • Page 4 Technical Specs, Diversity, and Connections EN 4 VEM1.1E_LA 20 - Ground 10 - EXT1: Video RGB/YC - In, CVBS - In/Out, Audio - In/Out 8 - PC IN:VGA 10000_001_090121.eps 090121 10000_002_090121.eps Figure 2-5 SCART connector 090127 Figure 2-4 VGA connector - Audio R 0.5 V / 1 k...

  • Page 5: Precautions, Notes, And Abbreviation List

    3.3.3 the following points: • Route the wire trees correctly and fix them with the For the latest spare part overview, consult your Philips Spare mounted cable clamps. Part web portal. • Check the insulation of the Mains/AC Power lead for external damage.
  • Page 6 Precautions, Notes, and Abbreviation List EN 6 VEM1.1E_LA result in sets which have the same CTN (Commercial Type 6 = play 16 : 9 format, 12 = play 4 : 3 Number; e.g. 28PW9515/12) but which have a different B.O.M. format number.
  • Page 7 6.5 MHz. L' is Band (VESA standard for communication I, L is all bands except for Band I channel and display). Using E-DDC, LG.Philips LCD (supplier) the video source can read the EDID Loudspeaker information form the display.
  • Page 8 SOPS Self Oscillating Power Supply Serial Peripheral Interface bus; a 4-wire synchronous serial data link standard S/PDIF Sony Philips Digital InterFace SRAM Static RAM Service Reference Protocol Small Signal Board Spread Spectrum Clocking, used to reduce the effects of EMI...

  • Page 9: Mechanical Instructions

    Mechanical Instructions VEM1.1E_LA EN 9 4. Mechanical Instructions Index of this chapter: Notes: 4.1 Cable Dressing • Figures below can deviate slightly from the actual situation, 4.2 Service Positions due to the different set executions. 4.3 Assembly/Panel Removal 4.4 Set Re-assembly Cable Dressing 19560_101_130826eps 130826...
  • Page 10 Mechanical Instructions EN 10 VEM1.1E_LA M4 × 12 M4 × 12 19560_201_130823.eps 130312 Figure 4-3 Rear cover removal Speakers 4.3.2 7. Remove the screw near the L/R audio connectors. 8. The SSB can now be shifted from the side connector cover, then lifted and taken out of the shielding.
  • Page 11 Mechanical Instructions VEM1.1E_LA EN 11 LCD Panel 4.3.6 1. Remove the SSB as described earlier. 2. Remove the PSU as described earlier. 3. Remove the stand as described earlier. 4. Release the IR/LED board cable from its clamps and unplug the IR/LED board cable. 5.

  • Page 12: Service Modes And Fault Finding

    Service Modes and Fault Finding EN 12 VEM1.1E_LA 5. Service Modes and Fault Finding Index of this chapter: versions). Numbering will go from 00 - 99. 5.1 Test Points - If the sub version number changes, the new version 5.2 Service Modes number is written in the NVM.
  • Page 13 It is possible for the user to upgrade the main software via the USB port. This allows replacement of a software image in a stand alone set. A description on how to upgrade the main software can be found in the DFU or on the Philips website. Introduction 5.3.2 Philips continuously tries to improve its products, and it’s...
  • Page 14 Service Modes and Fault Finding EN 14 VEM1.1E_LA Note: No Picture via HDMI input 5.4.3 • Do not remove the USB flash drive during the software update. Check if HDCP key is valid. This can be done in CSM. • If a power failure occurs during the update, do not remove the USB flash drive from the TV.

  • Page 15: Alignments

    Alignments VEM1.1E_LA EN 15 6. Alignments Index of this chapter: 6.1 General Alignment Conditions 6.2 Hardware Alignments 6.3 Software Alignments 6.4 White Point Alignments General Alignment Conditions Perform all electrical adjustments under the following conditions: , 50/ 60  3 Hz. •...

  • Page 16: Circuit Descriptions

    Circuit Descriptions EN 16 VEM1.1E_LA 7. Circuit Descriptions Introduction Index of this chapter: 7.1 Introduction VEM1.1E LA main board is driven by Mediatek SOC. This IC is 7.2 Power Supply a single chip IDTV solution that supports channel decoding, 7.3 Power Management MPEG decoding, and media-centre functionality enabled by a 7.4 Circuit Description high performance AV CODEC and CPU.
  • Page 17 Circuit Descriptions VEM1.1E_LA EN 17 SSB Cell Layout (..H/12 series) 7.1.2 DC-DC CI Socket LVDS Sockets Serial Flash Main IC Supplies Main IC Side Sockets HDMI Tuner Audio Amp 19560_204_130826.eps 130826 Figure 7-1 SSB layout cells (top view) back to 2013-Oct-18 div.
  • Page 18 This part is available in the The SOC has one input port for USB, regular market. Consult the Philips Service web portal for the order codes of the boards. Power Management The on-board DC/DC converters receive the following voltages from the PSU (depending on set execution): •...

  • Page 19: Ic Data Sheets

    IC Data Sheets VEM1.1E_LA EN 19 8. IC Data Sheets This chapter shows the internal block diagrams and pin electrical diagrams (with the exception of “memory” and “logic” configurations of ICs that are drawn as “black boxes” in the ICs). Diagram 10-2-8 B08, TUNER, MXL601 (U4)
  • Page 20 IC Data Sheets EN 20 VEM1.1E_LA Diagram 10-2-1 B01, DVB-T/C - CI Interface - USB- Active Antenna - Led, TPS2553-1 (IC U40) Block diagram Reverse Voltage Comparator Current Sense Charge Pump Current Driver Limit FAULT (Note A) UVLO Thermal Sense ILIM Pinning information TPS2552/TPS2553...
  • Page 21 IC Data Sheets VEM1.1E_LA EN 21 Diagram 10-2-3 B03, Power - Stepdown, APL5910 (IC U6) Block diagram TPS65251 AGND ROSC INTERNAL SYNC VOLTAGE RAILS 12V DC Supply BST1 Vout BUCK1 VIN1 BUCK1 from enable logic COMP1 Rlim1 BST2 Vout BUCK2 VIN2 BUCK2 from enable logic...
  • Page 22 IC Data Sheets EN 22 VEM1.1E_LA Diagram 10-2-3 B03, Power - Stepdown, TPS54328 (IC U46) Block diagram TPS54328 Pinning information DDA PACKAGE (TOP VIEW) TPS54328 VBST (DDA) Exposed VREG5 Thermal Pad PIN FUNCTIONS DESCRIPTION NAME Enable input control. Active high. Converter feedback input.
  • Page 23 IC Data Sheets VEM1.1E_LA EN 23 Diagram 10-2-3 B03, Power - Stepdown, TPS54329E (IC U19) Block diagram TPS54329e TPS54329EDDA Pinning information DDA PACKAGE (TOP VIEW) TPS54328 VBST (DDA) Exposed VREG5 Thermal Pad PIN FUNCTIONS DESCRIPTION NAME Enable input control. Active high. Converter feedback input.
  • Page 24 IC Data Sheets EN 24 VEM1.1E_LA Stepdown, TLV62065(IC U49) Diagram 10-2-3 B03, Power - TLV62065 Block diagram TLV62065 V = 2.9 V to 5.5 V 1.0 H 1.8 V 2 A PVIN AVIN 360 k 22 pF 10 F MODE AGND 180 k PGND...
  • Page 25 IC Data Sheets VEM1.1E_LA EN 25 10-2-3 B03, Power - Stepdown Diagram APL5910 (IC U6) APL5910 Block diagram VCNTL Power- Thermal On-Reset VCNTL Shutdown (POR) 5µA Control Logic Enable Soft-Start 0.8V VOUT 0.8V Error Amplifier Dela Current-Limit Short Current-Limit Pinning information VOUT VCNTL SOP-8P (Top View)
  • Page 26 IC Data Sheets EN 26 VEM1.1E_LA Diagram 10-2-3 B03, Power - Stepdown, TL431SAMF2 (U1) TL431SAMF2 Block diagram CATHODE REFERENCE CATHODE (K) REFERENCE (R) 2.5V V ANODE(A) ANODE MARKING (SOT-23/SOT-25) MARKING PACKAGE SOT-23 SOT-25 19560_307_130911.eps 130911 Figure 8-8 Internal block diagram and pin configuration back to 2013-Oct-18 div.

  • Page 27: Block Diagrams

    VEM1.1E LA EN 27 Block Diagrams 9. Block Diagrams Wiring diagram 2000 series 22" WIRING DIAGRAM 22" (3000 series) Board Level Repair Component Level Repair Only for authorized workshops MAIN POWER SUPPLY OWER SUPP (M3) (M2) TV ANTENNA CVBS R/L Audio SPDF OUT (RGB/CVBS) SCART...

  • Page 28: Block Diagram 2000 Series Mb82S Platform

    VEM1.1E LA EN 28 Block Diagrams Block diagram 2000 series MB82S platform POWER CONN. ST LNBH29 BLOCK Power Supply 12_VCC TPS54329E 1V2_VCC MTK 5135 DEMOD (DVB-C/T) 5_STBY 12V_STBY POWER BLOCK 5V_VDD_AUDIO (REGULATORS, TPS54328 STEPDOWNS,ETC...) MB82S BLOCK DİAGRAM 5V_VCC TPS54329E 3V3_VCC 5V_STBY TL431SAMF2 3V3_STBY...

  • Page 29: Circuit Diagrams And Pwb Layouts

    VEM1.1E LA EN 29 Circuit Diagrams and PWB Layouts 10. Circuit Diagrams and PWB Layouts 10.1 A 17ips61-3 26" to 40" LED Slim Integrated Power Supply 10-1-1 26" to 40" Slim Integrated Power Supply RL207 RL207 SB5100 275V RL207 RL207 SB5100 100n SB5100...
  • Page 30 VEM1.1E LA EN 30 Circuit Diagrams and PWB Layouts 10-1-2 Layout top not available at time of printing back to 2013-Oct-18 div. table...
  • Page 31 VEM1.1E LA EN 31 Circuit Diagrams and PWB Layouts 10-1-3 Layout bottom not available at time of printing back to 2013-Oct-18 div. table...

  • Page 32: B 17Mb82S Ssb

    VEM1.1E LA EN 32 Circuit Diagrams and PWB Layouts 10.2 B 17MB82S SSB 10-2-1 B01, DVB-T/C - CI Interface - USB- Active Antenna - Led DVT_T/C Demod - CI Interface - USB- Active Antenna - Led R2001 M_CI_OUTCLK CI_OUTCLK C179 XTALI M_CI_INVALID CI_INVALID...
  • Page 33 VEM1.1E LA EN 33 Circuit Diagrams and PWB Layouts 10-2-2 B02, MEDIATEK Main IC, Keyboar 3 Way Switch MEDIATEK Main IC - Keyboard - 3 Way Switch AOSDATA0 TP59 AOBCK 3V3_AVCC 3V3_AVCC TP60 TP75 AOLRCK 100n C209 AVDD33_MEMPLL AVDD33_PLLGP AOMCLK TP58 100n near IC...
  • Page 34 VEM1.1E LA EN 34 Circuit Diagrams and PWB Layouts 10-2-3 B03, Power - Stepdown Power - Stepdown C136 STP1 C1203 C1199 100nC1204 100n 3V3_VCC F194 C1202 C1201 100n C355 3V3_VCC 5V_VCC PVIN PGND 3V3_STBY_1 3V3_VCC C197 TPS54329E L28 1u TP222 100nC1200 1 VBST 3V3_STBY_1...
  • Page 35 VEM1.1E LA EN 35 Circuit Diagrams and PWB Layouts 10-2-4 B04, Audio amp, Short protection, Headphone amp Audio amp - Short protection - Headphone amp F172 R219 S116 12V_VCC MAIN_L VDD_AUDIO R182 C190 C252 3V3_AVCC R237 100k 3V3_VCC C795 C143 C674 C675 3V3_AMP_AN...
  • Page 36 VEM1.1E LA EN 36 Circuit Diagrams and PWB Layouts 10-2-5 B05, Scart, VGA, Headphone Output, Side Av (Inputs) Scart - VGA - Headphone Output - Side Av (Inputs) C454 TP79 SC_CVBS-IN SC_CVBS-IN_pin20 SC_CVBS_OUT TP80 C452 R305 C451 SC_FB TP82 SAV Slim INPUT SC_R TP187 UART-TX...
  • Page 37 VEM1.1E LA EN 37 Circuit Diagrams and PWB Layouts 10-2-6 B06, DDR Ram, Serial Flash, HDMI, DVD DDR Ram - Serial Flash - HDMI - DVD HDMI0 UA should be100R CN12 DDRV Near to pin 165 of MT5820 C291 C395 C320 C321 C1115...
  • Page 38 VEM1.1E LA EN 38 Circuit Diagrams and PWB Layouts 10-2-7 B07, LVDS Connector, Dimming block, Panel supply CN16 LVDS Connnector - Dimming block - Panel supply CN16 DOUBLE LVDS FFC CONNECTOR PANEL SUPPLY SWITCH 100u 3V3_VCC 12V_VCC PANEL_VCC 5V_VCC 5V_VCC PANEL_VCC TX_1_0_N TP43...
  • Page 39 VEM1.1E LA EN 39 Circuit Diagrams and PWB Layouts 10-2-8 B08, TUNER TUNER D171 390nH 560nH GND1 AZ5425-01F 390n C135 RF_IN_P C1113 C322 C323 JK12 0.7pF RF_IN_N 220nH C324 C109 180p ACT_ANT R784 3V3_TUNER MXL601_SCL MXL601_SDA C105 C270 R785 1.8nF 27MHz XTAL_N VDD_1P8_1...
  • Page 40 VEM1.1E LA EN 40 Circuit Diagrams and PWB Layouts 10-2-9 Layout top CN30 S164 R441 CN11 Q11 Q12 R796 C676 C440 CN10 R318 R660 R1986 C1101 C442 C290 R513 S123 R516 C291 R2093 CN16 C256 R108 R807 R2092 R265 R287 C331 C285 R2147...
  • Page 41 VEM1.1E LA EN 41 Circuit Diagrams and PWB Layouts 10-2-10 Layout bottom TP66 TP71 TP75 TP59 TP45 TP222 TP46 2013-02-13 SSB layout bottom 17MB82S-R1 19560 514 130917.eps back to 2013-Oct-18 div. table...

  • Page 42: J 17Ld141-2 Ir/Led

    VEM1.1E LA EN 42 Circuit Diagrams and PWB Layouts 10.3 J 17LD141-2 IR/LED 10-3-1 IR/LED LED/IR 100R 2012-03-05 LED/IR 17LD141-2 19420_515_130314.eps 130314 back to 2013-Oct-18 div. table...
  • Page 43 VEM1.1E LA EN 43 Styling Sheets 11. Styling Sheets 11.1 2000 series 22" 22" Pos No. Description Remarks LCD panel SSB (Small Signal Board) PSU (Power Supply Unit) Loudspeaker IR Board Front Cabinet Back Cabinet Remote Control Not displayed Detachable AC Cord Not displayed Stand (Base) back to...

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