Philips 26PF7521D Page 30 Service Manual Download | Manualshive

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7.

Circuit Diagrams and PWB Layouts

Layout IBO Zapper Panel (Part 3 Bottom Side)

Part 3

G_16220_019c.eps

G_16220_019c.eps

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Summary of Contents for 26PF7521D

Page 1: ...s for Use 3 4 Mechanical Instructions 4 5 Service Modes Error Codes and Fault Finding 5 6 Block Diagrams Test Point Overviews and Waveforms Wiring Diagram 42 FHP 7 Wiring Diagram 42 50 Plasma 8 Block Diagram Supply 42 FHP 9 Block Diagram Video 10 Block Diagram Audio Control 11 Block Diagram IBO Zapper 12 I2C Overview 13 Supply Voltage Overview 14 7 Circuit Diagrams and PWB Layouts Diagram PWB IBO ...

Page 2: ... systems PAL B G D K I SECAM B G D K L L Video playback NTSC M N 3 58 4 43 PAL B G SECAM L L Supported computer formats VGA 640x480 MAC 640x480 SVGA 800x600 XVGA 1024x768 VGA 720x400 Supported video formats 640x480i 1fH 640x480p 2fH 720x576i 1fH 720x576p 2fH 1280x720p 3fH 1920x1080i 2fH Presets channels 100 presets Tuner bands VHF UHF S band Hyper band DVB DVB terrestrial 1 1 2 Sound Sound systems...

Page 3: ...elevant chassis manual order code on front page 3 Directions for Use You can download this information from the following websites http www philips com support http www p4c philips com G_15451_003 eps 030306 OTC TXT PANEL T CONTROL BOARD E LCD PANEL SMALL SIGNAL BOARD B POWER SUPPLY PANEL A LED IR PANEL J SIDE I O PANEL D AUDIO PANEL C IBO ZAPPER 2 PANEL K ...

Page 4: ...move the fixation screws 5 that connect the connector plate to the frame 7 Remove the fixation screws 6 that connect the shield to the rear connector plate see Figure Connector screws 8 Remove the fixation screws 7 from the connectors 9 Remove the connector plate from the shielding 10 Remove the upper part of the shield with the IBO zapper attached to it from the lower part of the shield on which ...

Page 5: ...n the remote control to activate the DCSM GREEN RED YELLOW 9 7 5 9 Then the Service menu will appear see figures below Menu explanation Figure 5 1 DCSM menu 1 Figure 5 2 DCSM menu 2 Figure 5 3 DCSM menu 3 1 Hardware version This indicates the version of the IBO Zapper module hardware 2 Application SW The application software version 3 NOR Version The NOR Flash image software version 4 Digital Freq...

Page 6: ...2 3 Error Codes In case of non intermittent faults write down the errors present in the error buffer and clear the error buffer before you begin the repair This ensures that old error codes are no longer present If possible check the entire contents of the error buffer In some situations an error code is only the result of another error and not the actual cause of the problem for example a fault i...

Page 7: ...ER AC Supply 8187 8188 UK RIGHT SPEAKER LEFT SPEAKER CN22 8P11 G_16230_001 eps 080306 0323 10P 8900 WIRING 42 FHP Shielding 8321 TUNER B SSB 1J04 9P 1N17 31P 1J03 3P 1K02 3P 1K04 11P 1K00 6P 1J01 11P 1442 14P 1J00 10P 1N20 3P LVDS 31P 8P06 T OTC FLASH 1000 14P 8136 8870 8101 8000 C AUDIO 1M03 2P3 1M04 2P3 1M01 9P 1M02 7P 8903 8902 TUNER 1301 3P 1500 32P K IBO ZAPPER2 1402 3P 8500 1G03 32P 8600 830...

Page 8: ...NEL FILTER AC Supply 8187 8188 UK RIGHT SPEAKER LEFT SPEAKER 8P9 CN4004 8P11 G_16230_002 eps 010306 CN1M10 4P 8900 WIRING 42 50 PLASMA CN1M03 10P CN1M46 11P Shielding 8321 TUNER B SSB 1J04 9P 1N17 31P 1J03 3P 1K02 3P 1K04 11P 1K00 6P 1J01 11P 1442 14P 1J00 10P 1N20 3P LVDS 31P 8P06 T OTC FLASH 1000 14P 8136 8870 8101 8000 C AUDIO 1M03 2P3 1M04 2P3 1M01 9P 1M02 7P 8903 8902 TUNER 1301 3P 1500 32P K...

Page 9: ...0V 3111 VRA VSA_CONTROL 2121 1200 T2A 7212 TEA1507P 1 VCC DRIVE 8 3 DRAIN CONTROL 6 GND CTRL 5220 1 14 8 6226 VCC 5225 IN OUT COM 7230 6230 5229 8V6 3228 3229 K A R 1 3 2 7502 K A R 1 3 2 7502 3224 4 7217 3218 3149 7200 3206 3209 5 7 3220 6211 4 DEMAG 3213 3214 6213 VCC_GO 7202 3202 3203 6202 7 2 1260 T2A 30V 7260 L4973V3 3 REGULATOR 8 VCC 5260 3 5268 12V OUT 7050 VS 7052 3053 T SEQUENCE DISCHARGE...

Page 10: ...SVHS 2 4 3 1301 1001 1302 1002 EF 7206 64 58 7G11 2 9 12 15 14 FRONT_Y_CVBS_IN 1 FRONT_C_IN 13 59 SC2_AV3_C_IN SC1_FBL_IN CVI_Pr_IN CVI_Y_IN CVI_Pb_IN B2 B2 B13 B2 B13 B2 B13 B15b B15b B15b B15b SC1_CV1_DMMI_R_Pr_IN SC1_CV1_DMMI_G_Y_IN SC1_CV1_DMMI_B_Pb_IN B15b B15b B15b SC1_R_CVI_Pr_IN SC1_G_CVI_Y_IN SC1_B_CVI_Pb_IN B13 B13 B13 B13 B13 B13 B3 B3 7219 48 13 12 14 B2 B2 FRONT_YCVBS_IN FRONT_C_IN CV...

Page 11: ...udioINL DVI_D_AudioINR DVI_D_AudioINL DVI_D_AudioINR 56 57 SIDE_AudioINL SIDE_AudioINR Analog_AudioINL Analog_AudioINR 10 Analog_AudioSEL2 B7 7D04 UDA1334ATS 7D03 TDA9975 DAC 14 16 HDMI_AudioINL HDMI_AudioINR 1 3 2 A5 A7 B7 HDMI 10 BIT VIDEO CONVERTER HDMI_A HDMI_B 1F02 1F03 19 1 18 2 19 1 18 2 AUDIO R AUDIO L LEFT SPEAKER 7D10 02 7D10 3 ADAC1 ADAC2 7D18 7D18 12_20V 12_20V CONTROL RIGHT SPEAKER 7D...

Page 12: ...S A_MD 0 7 A_MDO 0 7 LATCH 7701 74LVC573ADB 68P PCMCIA CONN MIU_ADDR 8 14 PCMCIA A 8 14 CONTROL LATCH 7702 74LVC573ADB CONTROL BUS TRANS CEIVER 7703 74LVC245A 1 34 35 68 FROM MAIN TUNER SSB 38 37 36 35 33 FE_LOCK 25 8 10 5 13 AGC XTAL 8 6 8 6 4 54 X IN 5V 5V 5V 5 6 7 7602 M24C256 EEPROM INVERTER 4 2 2 4MHz_MOJO INVERTER 7606 74AHC1GU04GW 7605 74AHC1GU04GW K1 K2 5V 3V3 12V_A 1V8FE 1V2_MOJO 6304 730...

Page 13: ...17 198 200 7N00 T6TF4AFG PACIFIC3 MISC ERR 16 1N04 2 3 4 FOR DEVELOPMENT USE ONLY N S SDA SCL 1 3V3SW 3N20 3N21 7A00 PCA9515ADP 1N17 1G50 31 30 3 2 6 7 TO DISPLAY 3152 3151 112 113 19 1 18 2 75 74 7D03 SII9993CT HDMI PANELLINK RECEIVER ERR 13 3D05 3D06 1F03 16 15 5VHDMI_A 3D09 3D01 J16 J15 DOC_SCLB DOC_SDAB 3V3STBY 3170 3171 SDA_DMA_BUS1_DISP SDA_DMA_BUS1_DISP FOR PDP ONLY Depending on screen manu...

Page 14: ... Supply to Tuner Hercules 3V3STBY 3V3STBY B16 VDDA_3V3PLL 5D06 VDDA_3V3 5D00 VDDD_3V3 5D01 VDDI_3V3 5D02 VDDC_1V8 5D05 7D02 IN OUT COM 5D03 5D04 VDDA_1V8 VDDD_1V8 18 1F02 5VHDMI_A DVI 3V3STBY 3V3STBY 5VSW 5VSW 8VSW_TV 8VSW_TV 5L01 5L11 VDDP VADC VMPLL 5L17 VPLL 2V5_DDR 2V5_DDR VDDC 5L21 B8 7N04 IN OUT COM 5N04 1V5CORE 5N05 1V5PLL 5N06 5 3V3STBY 1870 5001 6 B3 1442 3V3SW 3V3_INTOTC 1000 OPTIONAL 3V...

Page 15: ...6 3 33R 3159 1 1 8 33R 3156 1 1 8 3158 3 3 6 1 8 33R 3 6 33R 3158 1 1 8 33R 3157 3 1V2_MOJO 33R 3157 1 3V3_MOJO 1V2_MOJO 10K 3132 2 4108 BSN20 7105 3 1 F137 100R 3142 2122 5 7 9 11 13 15 17 3113 1 19 21 23 25 27 3 3V3 ROW_1 1100 1 FTSH 114 01 L DV 10K 3115 3V3 4104 4102 F113 F112 F107 F110 F106 F111 F114 F109 F108 F105 4109 4107 4106 4105 4110 F122 10K 3154 3V3 10K 3155 3V3 5100 3V3 3V3 3V3_MOJO 3...

Page 16: ...OR48 3V3_NOR48 TYPE 0001 3V3_NOR48 3V3_NOR48 I210 I211 3V3 5V I209 3V3_NOR48 3V3 3V3_NOR48 5V 3V3 3V3_NOR48 3V3_NOR48 5V 5V 5V F201 3212 470R 4204 I204 3K3 3200 4201 13 28 15 12 37 14 27 46 11 4200 43 45 33 35 38 40 42 44 30 32 18 8 7 47 26 29 31 34 36 39 41 1 48 17 16 9 23 10 22 21 20 19 4Mx8 2Mx16 EPROM 25 24 6 5 4 3 2 M29W320ET70N 7200 4214 I203 I208 3201 470R 4213 F200 4212 10K 3211 100R 3209 ...

Page 17: ...A 6308 7312 BC847B 1N4148 6307 50V 2u2 2337 27K 3333 4303 6306 S1D 1 3 2 2336 7302 4n7 I331 4302 2305 100n I330 1V2_MOJO F317 25V 100u 2332 5V_USB S1D 6305 I328 16V 100u 2335 12V_A 3 100n 2334 1301 B3B PH K 1 2 5309 2333 10n F309 12V SUPPLY_GND SUPPLY_GND SUPPLY_GND SUPPLY_GND I327 SUPPLY_GND SUPPLY_GND SUPPLY_GND SUPPLY_GND SUPPLY_GND SUPPLY_GND 4n7 2331 2330 16V 470u 10u 5307 SUPPLY_GND SUPPLY_G...

Page 18: ...1 C3 6403 C3 7402 B7 7403 E6 F407 B10 F408 B10 F409 F5 F410 F5 F414 C4 F415 C4 F420 F11 F421 F11 F422 F11 F423 F10 F424 F9 I402 F6 I403 F6 I404 F7 I405 F9 I406 F9 I416 B7 I417 B8 I418 B6 I419 B7 I420 B6 I421 B9 I404 47R 5422 4418 5421 47R 5423 60R 4417 1400 4416 4414 4415 2416 3424 F414 F415 3411 3V3 180R 6400 BZX384 C5V1 2413 100n BC847B 7402 100n 2411 3407 68R 100n 2412 3408 I417 3404 560R I421 ...

Page 19: ...6 E12 I567 E13 I568 E10 I569 E11 I570 E11 I571 F12 I572 F10 I573 F11 I574 F12 RES RES RES RES TO SSB 11V2 0V 0V 0V 9V6 1V8 1V2 1V8 1V2 1V8 1V2 VOLTAGE MEASURED IN SDM MODE RES RES I520 4512 BZX384 C12 6515 6514 BAS316 1K0 3598 6513 BAS316 6512 BAS316 4511 3545 390R 3544 390R 3543 390R 3595 68R I552 5V_amp I561 I559 I557 7529 BC857B BAS316 BC857B 7527 6511 3596 220R 4510 3593 2K2 3594 270R I540 752...

Page 20: ... F610 F605 F607 F600 F603 33R 3621 3607 100R I627 I626 3 6 I625 3644 2 2 7 3644 3 33R 1 8 33R 1 8 3644 1 33R 2 7 3624 1 33R 6 33R 3624 2 3624 3 33R 3 33R 3624 4 4 5 33R 3622 1 1 8 2 7 3622 3 3 6 3622 2 33R 4 5 33R 3622 4 33R 2632 10p 2630 100n 3612 4K7 I629 2626 4606 3613 100n 100K 7 8 4 7601 2 LM393D 5 6 3 2 1 8 4 7601 1 LM393D I624 5600 I623 I622 I620 I621 I618 I619 I615 F611 F612 F608 I602 I604...

Page 21: ... I702 I703 I705 I707 I704 I709 I706 I708 I711 I713 I710 I715 I712 I714 I716 I717 I719 I718 I723 I720 I721 I722 I725 I724 I729 I726 I727 I728 I731 I730 I733 I735 I732 I734 I737 I739 I736 I741 I738 I743 I740 I742 I744 I745 I747 I749 I746 I748 I751 I753 I750 I755 I752 I754 I757 I758 I759 I756 I761 I760 I769 I768 I776 I773 I778 I764 I777 I766 I775 I767 I772 I770 1 4 VDD 3 5V 4700 FXO 31FT 7704 27M0 2 ...

Page 22: ...3 3332 E5 3333 D5 3403 B9 3404 A9 3405 A9 3406 A9 3407 A9 3408 A9 3409 B9 3411 A9 3414 A7 3415 A7 3420 B9 3421 B9 3422 B9 3423 B9 3424 B9 3500 B8 3501 B7 3502 B8 3503 B7 3504 B8 3505 B7 3506 B8 3507 B8 3508 B8 3509 B7 3510 B7 3511 B7 3512 A3 3513 A3 3514 B7 3515 B8 3516 B7 3517 B8 3519 E8 3520 E8 3521 E8 3522 E8 3526 A3 3527 A3 3528 B7 3530 E3 3533 E3 3539 E3 3543 D2 3544 E2 3545 E1 3547 E3 3548 E...

Page 23: ...Circuit Diagrams and PWB Layouts 23 LC4 41E AB 7 Layout IBO Zapper Panel Part 1 Top Side Part 1 G_16220_018a eps 090206 ...

Page 24: ...24 LC4 41E AB 7 Circuit Diagrams and PWB Layouts Layout IBO Zapper Panel Part 2 Top Side Part 2 G_16220_018b eps 090206 ...

Page 25: ...Circuit Diagrams and PWB Layouts 25 LC4 41E AB 7 Layout IBO Zapper Panel Part 3 Top Side Part 3 G_16220_018c eps 090206 ...

Page 26: ...26 LC4 41E AB 7 Circuit Diagrams and PWB Layouts Layout IBO Zapper Panel Part 4 Top Side Part 4 G_16220_018d eps 090206 ...

Page 27: ... B5 2714 B5 2715 D3 3101 C1 3112 C2 3129 D1 3130 D1 3132 D1 3137 D1 3140 D1 3142 C1 3151 D1 3154 C1 3155 C1 3160 C2 3161 D3 3162 D2 3163 C1 3164 C1 3200 D3 3201 C3 3202 D3 3203 C2 3204 C2 3205 D3 3212 D2 3306 D7 3307 D6 3311 E5 3312 E5 3313 E5 3314 E6 3334 E5 3523 E7 3573 E9 3574 E9 3575 C9 3576 D9 3577 D9 3578 E7 3579 C8 3580 D9 3581 E7 3582 D8 3598 D9 3606 B7 3607 B7 3645 B6 3704 C4 3706 C5 3707...

Page 28: ...28 LC4 41E AB 7 Circuit Diagrams and PWB Layouts Layout IBO Zapper Panel Part 1 Bottom Side Part 1 G_16220_019a eps G_16220_019a eps 100206 ...

Page 29: ...Circuit Diagrams and PWB Layouts 29 LC4 41E AB 7 Layout IBO Zapper Panel Part 2 Bottom Side Part 2 G_16220_019b eps G_16220_019b eps 090206 ...

Page 30: ...30 LC4 41E AB 7 Circuit Diagrams and PWB Layouts Layout IBO Zapper Panel Part 3 Bottom Side Part 3 G_16220_019c eps G_16220_019c eps 090206 ...

Page 31: ...Circuit Diagrams and PWB Layouts 31 LC4 41E AB 7 Layout IBO Zapper Panel Part 4 Bottom Side Part 4 G_16220_019d eps G_16220_019d eps 090206 ...

Page 32: ...32 LC4 41E AB 7 Circuit Diagrams and PWB Layouts Personal Notes E_06532_013 eps 131004 ...

Page 33: ...may seriously hamper the correct functioning of the TV set Do not change the Scaler NVM settings as this will hamper the DVI HDMI functionality of the TV set Always note down the existing NVM settings before changing the settings This will enable you to return to the original settings if the new settings turn out to be incorrect Table 8 1 ADC gain and grey scale alignment SDTV ADC Gain settings Us...

Page 34: ...ry settings however it is more convenient to simply enter the default factory settings OP1 OP7 that are given in the first table below How to do this is described in the next paragraph How to Change an Option Byte As has been explained above an Option byte OP represents a number of different HERCULES options Changing these bytes directly makes it possible to set all HERCULES options very fast All ...

Page 35: ...L_DOLBY 1 1 bit 2 OP_WIDE_SCREEN 1 1 bit 1 OP_WSSB 1 1 bit 0 lsb OP_OP_ME5 OP_ME5 5 6 local buttons implementation 1 1 Total DEC Value 47 111 Total HEX Value 2F 6F OP4 bit 7 msb OP_LIP_SYNC for PDP only 1 1 bit 6 OP_HD 1 1 bit 5 OP_1000P_TEXT 1 1 bit 4 OP_DELTA_VOLUME 1 1 bit 3 OP_TAIWAN_KOREA 0 0 bit 2 OP_VOLUME_LIMITER 0 0 bit 1 OP_STEREO_DBX 0 0 bit 0 lsb OP_STEREO_NICAM_2CS 1 1 Total DEC Value...

Page 36: ... the internal TV interface for audio video and control The IBO Zapper 2 is intended for use in combination with an analogue TV chassis Differences with respect to the earlier version of the IBO zapper module are The PCMCIA connector is different The USB connector has been removed 9 3 Block diagram IBO Zapper 2 Module Figure 9 1 Block Diagram IBO zapper 2 module G A T J E U I M L A T X M A R D S R ...

Page 37: ...C interface This switch chooses between the MOJO output signal and the Hercules output signal which is used for SDTV signals analogue terrestrial TV reception via the analogue receiving part The Hercules output is not only used for SDTV signals but also for MOJO output signals that were first sent to the Hercules input for e g teletext reinsertion purposes before they are passed on to the Scaler T...

Page 38: ...aler Service Tool Special remote control designed for dealers to enter e g service mode a DST emulator is available in ComPair DTS Digital Theatre System A multi channel surround sound format similar to Dolby Digital DVB Digital Video Broadcast A method of transmitting digital audio and video based on MPEG2 DVB T DVB Terrestrial HDTV standard for the EU DVD Digital Versatile Disc EEPROM Electrical...

Page 39: ...y Memory SAM Service Alignment Mode S C Short Circuit SCART Syndicat des Constructeurs d Appareils Radiorécepteurs et Téléviseurs This is a 21 pin connector used in EU that carries various audio video and control signals it is also called Péritel connector SCL Serial CLock Signal on I2 C bus SD Standard Definition SDA Serial DAta Signal on I2 C bus SDRAM Synchronous DRAM SECAM SÉquence Couleur Ave...

Page 40: ...2 PNx831x architecture and data paths Block Diagram Video decoder Audio decoder MPEG system processor Background color Display Graphics OSD Cursor Mixer unit DENC Priority int ctrl USB host GPIO Infrared RS232 UART0 Boot I2C unit1 RS232 UART1 ISO7816 UART Analog video CCIR 656 CPU PR1910 PI Bridge DMA SDRAM interface Central Data Unit MIU 3 L P V D s u B 2 L P V D Slow PI Bus 60 MHz Fast PI Bus 12...

Page 41: ...ding CHANNEL DECODER VBER CBER CPT_UNCOR MPEG TS parallel CHANNEL ESTIMATION AND CORRECTION OFDM Spectrum Confidence I Q Carrier Recovery VIP XOUT Time Recovery ACI Filtering Digital AGC Dynamic TimeShift FFT 2K 8K Coarse Time Estimator Dual AGC Σ AGC_IF ANALOG Time Interpolation Frequency Interpolation Partial Channel Estimation CPE calculation Channel Correction Confidence Calculation Outer Forn...

Page 42: ...4822 126 14221 68pF 5 50V NP0 0603 2543 4822 124 80151 47µF 16V 2544 2238 586 59812 100nF 20 50V 0603 2550 3198 017 42240 220nF 16V Y5V 0603 2551 3198 017 41050 1µF 10V 0603 2557 4822 124 23002 10µF 16V 2558 2238 586 59812 100nF 20 50V 0603 2559 4822 122 33761 22pF 5 50V 2560 4822 122 33761 22pF 5 50V 2607 2238 586 59812 100nF 20 50V 0603 2608 2238 586 59812 100nF 20 50V 0603 2609 2238 586 59812 1...

Page 43: ... 062W 3723 3198 031 13390 4 x 33Ω 5 1206 3724 3198 031 13390 4 x 33Ω 5 1206 3725 4822 051 30339 33Ω 5 0 062W 3726 4822 051 30339 33Ω 5 0 062W 3727 4822 051 30479 47Ω 5 0 062W 3728 4822 051 30479 47Ω 5 0 062W 3729 4822 051 30479 47Ω 5 0 062W 3730 4822 051 30479 47Ω 5 0 062W 3731 4822 051 30479 47Ω 5 0 062W 3732 4822 051 30479 47Ω 5 0 062W 3733 4822 051 30479 47Ω 5 0 062W 3734 4822 117 13573 4 x 47Ω...

Page 44: ...Revision List EN 44 LC4 41E AB 11 11 Revision List Manual xxxx xxx xxxx 0 First release ...

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