Philips 32FD9944/01S Скачать руководство пользователя страница 40

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FM24

Electrical Diagrams and PWB Layouts

Layout Audio Panel (Bottom Side)

CL 26532038_023.eps

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www.freeservicemanuals.info

31/8/2014

Digitized in Heiloo, Holland

Содержание 32FD9944/01S

Страница 1: ...agram A4 35 39 40 Audio Amplifier Right High Diagram A5 36 39 40 Audio Amplifier Right Low Diagram A6 37 39 40 Audio Amp Supply DC Prot Diagram A7 38 39 40 LED Switch Panel Diagram LD 41 42 Power Supply Function Blocks Diagram P1 43 50 56 Power Supply Filter Standby Diagram P2 44 50 56 Power Supply Protections Diagram P3 45 50 56 Power Supply Fan Control Diagram P4 46 50 56 Power Supply Pre Condit...

Страница 2: ... Ground 6 GL_ICN ICONN 7 LD_ICN ICONN 8 IR_TX ICONN 9 IR_RX ICONN 10 Ground 11 Ground Audio In DVI D 1 Audio L 0 5 Vrms 1 kΩ 2 Audio R 0 5 Vrms 1 kΩ Audio In VGA2 1 Audio L 0 5 Vrms 1 kΩ 2 Audio R 0 5 Vrms 1 kΩ Audio In VGA1 1 Audio L 0 5 Vrms 1 kΩ 2 Audio R 0 5 Vrms 1 kΩ VGA1 In Figure 1 3 VGA Connector 1 Red 0 7 Vpp 75 Ω 2 Green 0 7 Vpp 75 Ω 3 Blue 0 7 Vpp 75 Ω 4 TXD 5 Ground 6 Red Ground 7 Gree...

Страница 3: ...X1 10 RX1 11 Ground 12 13 14 5V_STBY_SW 15 Ground 16 5V_STBY_SW 17 RX0 18 RX0 19 Ground 20 21 Ground 22 23 RXC 24 RXC c5 Ground AV2 SVHS In 1 Y Ground 2 C Ground 3 Y 1 Vpp 75 Ω 4 C 16 9 0 3 Vpp 75 Ω AV2 Audio In 1 Audio L 0 5 Vrms 10 kΩ 2 Audio R 0 5 Vrms 10 kΩ AV1 Audio Video In 1 CVBS 1 Vpp 75 Ω 2 Audio L 0 5 Vrms 10 kΩ 3 Audio R 0 5 Vrms 10 kΩ AV3 Audio Video In 1 G Y Y 0 7 Vpp 75 Ω 2 B Pb Cb 0...

Страница 4: ...4 1 1 3 Chassis Overview Figure 1 6 PWB Location CL 16532099_040 eps 260901 A SC VGA CONNECTOR PANEL SCAVIO PANEL AUDIO AMPLIFIER PANEL P POWER SUPPLY PANEL VGA LD LED SWITCH PANEL PLASMA DISPLAY PANEL www freeservicemanuals info 31 8 2014 Digitized in Heiloo Holland ...

Страница 5: ...r semiconductors are susceptible to electrostatic discharges ESD Careless handling during repair can reduce life drastically Make sure that during repair you are connected with the same potential as the mass of the set by a wristband with resistance Keep components and tools also at this same potential Available ESD protection equipment Complete kit ESD3 small tablemat wristband connection box ext...

Страница 6: ...Directions for Use EN 6 FM24 3 3 Directions for Use www freeservicemanuals info 31 8 2014 Digitized in Heiloo Holland ...

Страница 7: ...Directions for Use EN 7 FM24 3 www freeservicemanuals info 31 8 2014 Digitized in Heiloo Holland ...

Страница 8: ...Directions for Use EN 8 FM24 3 www freeservicemanuals info 31 8 2014 Digitized in Heiloo Holland ...

Страница 9: ...Directions for Use EN 9 FM24 3 www freeservicemanuals info 31 8 2014 Digitized in Heiloo Holland ...

Страница 10: ...Directions for Use EN 10 FM24 3 www freeservicemanuals info 31 8 2014 Digitized in Heiloo Holland ...

Страница 11: ...Directions for Use EN 11 FM24 3 www freeservicemanuals info 31 8 2014 Digitized in Heiloo Holland ...

Страница 12: ...Directions for Use EN 12 FM24 3 www freeservicemanuals info 31 8 2014 Digitized in Heiloo Holland ...

Страница 13: ...Directions for Use EN 13 FM24 3 www freeservicemanuals info 31 8 2014 Digitized in Heiloo Holland ...

Страница 14: ...anels 4 3 1 SCAVIO Panel Solder side SCAVIO Figure 4 2 Service position SCAVIO 1 To access the panel 1 Remove the cables from connectors 0320 0305 0301 0319 and 0388 on the SCAVIO panel 2 Remove the power cable from the mains power inlet to the power supply connector 0308 3 Remove the five screws at the bottom of the SCAVIO panel cover plate 4 Hold the SCAVIO panel while removing the top screw in ...

Страница 15: ... Use a non conducting part underneath to support the PWB e g a carton box Caution make sure that when you hinge the Power Supply forward you do not damage the cables Pay special attention to the flat cable on connector 0307 and the cable on connector 0306 because they can be easily damaged by the sharp edge of the connector plate 4 To remove the Power Supply unplug all cables 5 Remove the Power Su...

Страница 16: ...ft bottom see figure Exchange Glass Plate 6 Unscrew all fixation screws of the metallised shielding frame four at both sides and four at the top and bottom see figure Exchange Glass Plate 7 Unplug the cable of the LED Switch panel connector 0320 8 You can now remove the metallised shielding frame together with the PDP Audio panel Power supply and SCAVIO panel attached to it see figure Exchange Gla...

Страница 17: ...ne of the following methods Use the standard RC transmitter and key in the code 0 6 2 5 9 6 directly followed by the MENU button Short jumpers 1 and 2 of connector 0382 on the SCAVIO panel After entering SDM a blank screen is visible with SDM in the upper left side for recognition The Blinking LED procedure is started and will indicate any possible errors via the orange front LED How to navigate T...

Страница 18: ... the CURSOR LEFT RIGHT keys on the remote control transmitter Select the menu items with the CURSOR UP DOWN keys With the CURSOR LEFT RIGHT keys it is possible to Activate the selected menu item Change the value of the selected menu item To toggle to the SDM mode use the standard customer RC transmitter and key in the code 0 6 2 5 9 6 directly followed by the MENU key How to exit Use one of the fo...

Страница 19: ...lowing methods Switch to the other CSM page with the CURSOR LEFT RIGHT keys on the remote control You can increase decrease volume with the VOLUME UP DOWN keys on the remote control You can switch to another source with the NUM EXT keys on the remote control How to exit Use one of the following methods Press the MENU key of the remote control transmitter Switch the set to standby with the Power sw...

Страница 20: ...ough the faultfinding tree by asking you questions e g Does the screen give a picture Click on the correct answer YES NO and showing you examples e g Measure test point F7 and click on the correct oscillogram you see on the oscilloscope You can answer by clicking on a link e g text or a waveform picture that will bring you to the next step in the faultfinding process By a combination of automatic ...

Страница 21: ...r entering SDM 1 1 long blink of 750 ms followed by a pause of 1 5 s 2 2 short blinks followed by a pause of 3 s 3 9 short blinks followed by a pause of 3 s 4 6 short blinks followed by a pause of 3 s 5 1 long blink of 3 s to finish the sequence 6 the sequence starts again Error Device Description Item Dia gr 1 TEA6422D Audio switch only Enhanced 7798 SC13 2 MSP3451G Sound processor 7812 SC14 3 PC...

Страница 22: ...oltage protection errors 70 74 Possible causes Short circuit present on PSU Short circuit present in PSU load circuit Converter not functioning no start up or non short circuit failure Set starts up but switches off soon 1 Check the PSU outputs If no output at all verify the Power Factor Corrector PFC or pre conditioner e g the relays When PFC is not switching the LLC is actively held off 2 If PFC...

Страница 23: ...TRIX DDC EPROM 7088 7090 7225 SAA7118C 7280 SDA 9400 7089 74HCT4053D 9 10 VIDEO SEL 1 VIDEO SEL 2 9 6 10 V SYNC TTL H SYNC TTL V SYNC POL N H SYNC POL C SYNC LM V HD TV MODE PROM H HD V SYNC LM H SYNC COMP V SYNC COMP VGA1 V VGA1 H VGA2 V VGA2 H SYNC SEL 8x 8x 8x ADC 8x 8x Y OUT VOUT DEINT 8x UV OUT VPEN HOUT DEINT CLKOUT DEINT PW START SC4 GBLKSPL GCOAST SC9 SC12 DCK EXT PW PRESET SDA 2 3608 SCL ...

Страница 24: ...3D SC1 R R L1 R1 15 14 10 11 2 12 A B D CTR NIL L2 5 L3 6 L4 9 L5 10 L6 11 R1 25 R2 24 R3 23 R4 20 R5 19 R6 18 ERR 1 ERR 2 3795 3813 4811 4810 3812 DSP DIGITAL SOUND PROC DAC 27 SCL AUDIO 3794 12 PRE OUT1 L 13 7874 TC74HC590AF 7879 TC74HC590AF B 7870 TC74HC590AF 7880 CY7C199B 7x 7x RAM COUNTER COUNTER D F F D F F 7881 74HCT573 A 7882 74HCT573 I2S DATA IN1 I2S DATA IN2 PRE OUT1 R 40 21 17 41 7803 A...

Страница 25: ...1 DC_PROT VCEGO LATCH DC_PROT 9 10 DC_PROT1 11 TEMP_PROT 12 11 10 9 8 13 7330 C D 5 6 7 7366 B 3394 6390 7391 7348 7393 3346 3345 VA VS 3347 6348 3343 7341 3341 3342 3350 3354 3390 5V_STBY_SW 5V_STBY_SW 3396 3305 3303 3302 3316 3397 5V_STBY_SW 5V_STBY_SW 3364 2 5Vref 5V_STBY_SW 3V3_OVP 3389 6347 6362 3362 3360 SUPPLY ON 6364 6340 6341 6342 7389 7351 7352 3353 3344 3349 3202 VCC_GD IAKS 3224 FAN CO...

Страница 26: ...V STB SW 32 1 0320 10 9 8 7 6 PRECONDITIONER HOT HOT COLD COLD HOT 1 3 6600 GBU8 4 4 16 6 14 2 2605 3663 6660 2664 6605 6606 2663 6661 AC3 100 200VAC2 AC5 100 200VAC1 2616 6611 3146 400V HOT 400V HOT A SW25V HOT A 0308 1400 3452 T6 3A 0308 5401 5402 7460 7465 7470 1 2 MAINS FILTER MAINS FILTER 2 1 2 1 1 2 t0 3450 t0 3451 t0 4 3 1450 4 3 1460 9V_STBY_SW 9V_STBY 5V_STBY_SW 3V3_STBY_SW 6520 POK POK 9...

Страница 27: ...IC SLAVE IIC 0319 6 7 0301 16 18 6 7 IIC BUS 2 slow 100KHz PW_SDA_NVM PW_SCL_NVM PW_RESET 3V3_PW 3583 4581 3580 3582 3581 6630 SCL 7215 ST24FC21 SDA 3633 A1 C4 E3 3602 3603 7580 M24C32 NVM EEPROM DDC EPROM DDC NVM ERR 8 5 7 6 7628 CY62126 RAM 7630 M29W160DT FLASH IIC BUS 5 IIC BUS 4 CL 26532038_005 eps 160402 DATA DATA ADDRESS ADDRESS DATA DATA SDA_SW SCL_SW Error Device Description Item Diagr 1 T...

Страница 28: ...1 B4 I102 B4 I102 B4 I103 B5 I103 C5 I104 B4 I104 B4 I105 C5 I105 C5 I106 B4 I106 B4 I107 C3 I107 C3 I108 C5 I108 C5 I109 C5 I109 C5 I110 C4 I110 C4 I111 C4 I111 C4 I112 B4 I112 B4 I113 C5 I113 C5 I114 B5 I114 B5 I115 C4 I115 C4 I116 C4 I116 C4 I117 C4 I117 C4 I118 C4 I118 C4 I120 D5 I120 D5 I121 C5 I121 C5 I122 C2 I122 C2 I123 C5 I123 C5 I124 C5 I124 C5 I125 C4 I125 C4 I126 D4 I126 D4 I127 C5 I12...

Страница 29: ...Block Diagrams Testpoint Overviews and Wiring Diagram 29 FM24 6 Testpoint Overview Power Supply CL 26532055_010 eps 010502 www freeservicemanuals info 31 8 2014 Digitized in Heiloo Holland ...

Страница 30: ...24 C6 F724 C6 F725 C6 F725 C6 F810 A1 F810 A1 F811 B1 F811 B1 F812 A1 F812 A1 F813 A1 F813 A1 F814 A1 F814 A1 F815 A1 F815 A1 F816 A1 F816 A1 F817 A1 F817 A1 F820 B1 F820 B1 F870 A1 F870 A1 F871 A1 F871 A1 F872 A1 F872 A1 F873 A1 F873 A1 F874 A1 F874 A1 F875 A1 F875 A1 I000 C1 I000 C1 I001 A2 I001 A2 I002 C1 I002 C1 I003 C1 I003 C1 I004 B1 I004 B1 I005 C1 I005 C1 I006 B1 I006 B1 I007 C1 I007 C1 I0...

Страница 31: ...SP_1 GND 9V_STBY POWER SUPPLY PANEL POS 1005 AUDIO AMPLIFIER PANEL POS 1050 LIGHT_SENSOR_IN 8V6 GND 3V3 NC NC Vcego Vsago NC NC 1 Va 1 NC 5V_STBY_SW 1 Vsk GND POWER_OK GND GND GND GND GND VGA2_V Vs 8V6 AUDIO_LEFT_POS FAN_SUPPLY 1 PROT POS 1061 FAN_SP_2 1 5V_STBY_SW GND NC Vcc Va NC NC GND RXIN0 GND Va Vcc NC RXIN1 RXIN2 LOW AUDIO_ENABLE LEFT_GND AUDIO_LEFT_NEG NC GND GND Vcego PFCgo Vra 1 OPTIONAL...

Страница 32: ...CC_10_POS GND_I GND_O L_LOW OUT_LL OUT_PROT VCC_10_NEG VCC_10_POS VSND_NEG VSND_POS GND_F OUT_RL VCC_10_NEG VCC_10_POS VSND_NEG VSND_POS VSND_POS VCC_10_NEG AU_EN_NOT GND_O 9V_STBYA GND GND_O OUT_LH OUT_LL OUT_PROT OUT_RH GND_O 9V_STBYA 9V_STBYA AU_EN_NOT GND GND_F L_HIGH L_LOW R_HIGH R_LOW VCC_10_NEG VCC_10_POS VSND_NEG VCC_10_NEG VCC_10_POS VSND_NEG GND_O VCC_10_NEG VCC_10_NEG GND_I GND_I VCC_10...

Страница 33: ...220 220R 2271 7225 B LM833DT 5 6 7 220R 3205 22n F235 F245 2K2 3241 GND_F 82p 2207 2220 4n7 1K2 3255 1R 3259 GND_F 2217 RES F258 VCC_10_POS 10u 2206 VCC_10_NEG 3234 560R 2201 4n7 10u 2216 2261 100n 2K2 3233 GND_F 4n7 2205 GND_F 3203 2K7 GND_F GND_F F207 2221 10u 2233 68n F201 4n7 2215 5 6 7 8 4 2244 100n GND_F 7238 B LM833DT 1 2 3 4 5 6 7 8 GND_F GND_F RES PH S 0388 LM833DT 3 2 1 8 4 GND_F 3258 32...

Страница 34: ...D_I 2359 100n 6328 BAS316 3362 10R GND_I 220n 2365 GND_O BC817 25 7330 100MHZ 5335 10R 3315 6359 BZX384 C4V7 3327 2K2 10R 3355 2K2 3325 GND_O 6 4 3 F362 3308 100K 7365 2 IRF7343 5 3330 10R 7315 LM311D 5 BAL 1 GND 2 3 7 6 STR BAL 8 V 4 V 2318 100n 2334 220u C302 100MHZ 5360 100n 2355 220u 2360 VCC_10_NEG GND_O 4M7 3361 GND_I VCC_10_POS IRF7343 7365 1 7 8 2 1 BZX384 C4V7 6360 10R 3337 6335 BZX384 C4...

Страница 35: ...F7343 5 6 4 3402 4K7 3401 1K GND_I 100K 3407 220u 2460 GND_O 100n 2459 33u 5465 100n 2455 VSND_POS 1u 2419 7430 BC817 25 3418 10R 82p 2410 100MHZ 5435 1 GND 2 3 7 6 STR BAL 8 V 4 V BZX384 C4V7 6455 BZX384 C4V7 7415 LM311D 5 BAL BZX384 C4V7 6459 6460 GND_I GND_I 3430 GND_O 82K 3410 F401 10R F465 7440 BC847BW 3408 100K F437 F462 BZX384 C4V7 6435 3461 10R 3437 4M7 GND_O 8K2 3406 10n 2440 100n 2416 22...

Страница 36: ... 2555 100n 3510 82K BC847BW 7540 7555 BC807 25 2516 100n 8K2 3555 10R 3506 5565 33u 100n 2530 3528 1K 3509 180R F501 GND_O 6 4 3 VCC_10_NEG GND_I IRF7343 7565 2 5 100MHZ 5560 GND_I VSND_POS BZX384 C4V7 6556 1K 3501 GND_O 2566 7530 BC817 25 2519 1u 220n 3511 6K8 100n 2559 220u 2534 F562 4K7 3502 220u 2560 F528 2518 100n GND_I 2540 10n 10R 3530 3537 10R BZX384 C4V7 6535 5 BAL 1 GND 2 3 7 6 STR BAL 8...

Страница 37: ...5 GND_O 3630 10R BZX384 C4V7 6655 7615 LM311D 5 BAL 1 GND 2 3 7 6 STR BAL 8 V 4 V 2K2 3625 2618 100n 2630 100n F628 3607 100K VCC_10_NEG GND_O BC847BW 7640 2660 220u 3640 10K 6635 BZX384 C4V7 82K 3610 8K2 3606 6659 BZX384 C4V7 3618 10R VSND_POS GND_I 10R 3637 BZX384 C4V7 6660 3627 2K2 3661 4M7 2609 1n5 F662 F665 100n 2635 100n 2655 10R 3615 GND_I GND_O 6656 BZX384 C4V7 BZX384 C4V7 6634 GND_I BC817...

Страница 38: ...UDIO AMPLIFIER LEFT LOW F710 C2 7736 C4 7745 D5 7746 E4 0391 E3 1730 B3 22u 2760 T2 5AL 250V POWER SUPPLY 47K 3752 F776 F743 BZX384 C10 6742 F717 1n 2759 7755 BC847BW 220u 2730 BAV99W 1 3 2 BC847BW 7751 BC868 7745 6750 2753 10u 7736 BC847BW 7746 BC857BW F711 F786 1n 2770 F735 100MHZ 5753 VCC_10_POS 220u 2732 1K 3754 DC_PROT 10u 2752 5 C702 100MHZ 5714 PH S 0303 1 2 3 4 1740 47K 3751 F719 GND_O GND...

Страница 39: ...3240 B1 3241 A2 3242 A2 3257 A1 3259 A1 3272 A1 3274 A1 3301 A1 3302 A1 3303 A1 3304 A1 3306 B1 3340 A2 3401 A1 3402 A1 3403 A1 3404 A1 3406 A1 3440 A2 3501 B1 3502 C1 3503 B1 3504 B1 3506 C1 3540 B2 3601 B1 3602 B1 3603 B1 3604 B1 3606 B1 3640 B2 3732 A1 3733 A1 3742 A1 3743 A1 3749 C2 3750 C1 3751 C1 3752 C1 3754 C1 3755 B1 3760 C1 3765 B1 3770 C1 3771 C1 3780 C2 3781 C2 5335 A2 5360 B2 5365 A2 ...

Страница 40: ...3309 B2 3310 B2 3311 B2 3315 A2 3318 B2 3325 A2 3327 A2 3328 B1 3330 B1 3336 A1 3337 A1 3355 A1 3361 A1 3362 A1 3407 A2 3408 A2 3409 A2 3410 A2 3411 A2 3415 A2 3418 A2 3425 A2 3427 A2 3428 A1 3430 A1 3436 A1 3437 A1 3455 A1 3461 A1 3462 A1 3507 C2 3508 C2 3509 C2 3510 C1 3511 C2 3515 B2 3518 C2 3525 B2 3527 B2 3528 C1 3530 C1 3536 C1 3537 C1 3555 B1 3561 C1 3562 C1 3607 B2 3608 B2 3609 B2 3610 B1 ...

Страница 41: ...20 E5 2126 F6 3100 C2 3101 C4 3102 B4 3103 C5 3104 B6 3105 C5 3106 D6 3127 470K F106 6105 BZX384 C3V9 F107 3122 1K I120 I123 3101 150R F110 F112 8 4 F120 7120 A LM358D 3 2 1 F115 I127 5V_STBY_SW F116 I103 F119 I102 2120 10u 100K 3102 2126 220n I111 I106 100R 3109 1K 3124 3106 150R BC857BW 8V6 BC857BW 7105 7120 B LM358D 5 6 7 8 4 7103 TSOP2236 7107 GND 3 1 OUT 2 VS 2 5 1 4 3 6 4101 1 2 3 4 5 6 1101...

Страница 42: ...07 C3 Layout LED Switch Panel Bottom Side 0317 A4 1101 B3 2126 C3 3101 B2 3102 C2 3103 C2 3104 C2 3105 C2 3106 B2 3107 B3 3108 C1 3109 C1 3120 B3 3121 C3 3122 C3 3123 B3 3124 B3 3125 C3 3126 C3 3127 C3 4101 B3 4107 A4 5100 B2 6101 C2 6105 C2 7103 C2 7105 C2 7107 C1 7120 C3 CL 16532099_024 eps 240901 www freeservicemanuals info 31 8 2014 Digitized in Heiloo Holland ...

Страница 43: ... 11 10 9 B A H A 13 12 15 14 P D 1 19 20 K 9V_STBY 400V_HOT P 20 100 230VAC1 3V3_OVP 100 230VAC2 15V 400V_HOT 77 100V 3V3 25V_HOT SW25V_HOT 9V_STBY_SW IAKS POK VA VB VCC VCC_GO VRA VS VSA_CONTROL FANCONTROL 12V FAN_SP1 FAN_SP2 GND 12V AUX_SUPPLY 12V 15V 3V3 3V3_OVP 5V_STBY_SW 8V6 9V_STBY_SW 70 90V 77 100V GND 100 230VAC2 9V_STBY_SW 70 90V DC_PROT FAN_SP1 FAN_SP2 GND IAKS LATCH POK SUPPLY_ON VA VCC...

Страница 44: ... 0306 G9 0308 B1 1400 B3 G TO GND 3V3 8V7 1 2 10R 3508 HOT FILTER RELAY CONTROL 4K7 3503 I510 MECHPART 0201 400V_HOT 25 2513 100n F400 BYG10 6512 SOURCE3 SOURCE4 7 SOURCE5 8 7465 BC857BW 7500 TNY256 BYPASS 1 DRAIN 5 ENABLE 4 SOURCE1 2 SOURCE2 3 6 1 2 3 4 5 6 PH B 0306 3470 10K I415 7470 BC817 25W COL 3452 B57464 BZT03 C 10K 3467 6502 I505 2407 470p SHIELDING 3 3 1405 2465 100u 25 250 I422 3403 4M7...

Страница 45: ... 4 5 6 7 8 9 10 11 12 13 14 15 A B C D 2V9 0 1 0 1 0 1 0 1 0V FROM FROM DISPLAY 1 1 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 1 5V 5V 0V1 TO 0V7 0V1 VCC_PROT TEMP_3 VS 1 1 E F G H A B C D E F G H 0307 F8 0319 A15 1 FROM 0 1 5V 1 1 0 1 7K5 3313 1 0 1 0 1 6375 BAS316 F324 F312 I362 7K5 3317 47K 3381 I350 7389 BC857BW I312 BC847BW VA I907 7376 I379 3373 4K7 10K 3378 I388 I370 1K 3340 4K7 3361 5 4 2 3 12 ...

Страница 46: ...707 E5 3708 E5 3709 E6 5703 B7 5704 B7 5709 D7 5710 D7 6700 B5 6703 C6 PROTECTION AUX_SUPPLY D FAN FAN G M G H I 0389 B8 0390 D8 1702 I3 1703 I4 1704 I1 2700 B4 2703 C7 2709 E7 3700 B5 3701 C5 1703 SHIELDING 3 3 100MHZ 5710 SHIELDING 3 3 1702 3709 1K0 SHIELDING 3 3 1704 BZX384 C18 6706 2K2 3707 3708 2K2 6700 BZX384 C18 I711 5709 1m 330R 3706 1K0 3703 I710 I712 2703 470u 16 BC847BW 7701 I704 3700 3...

Страница 47: ...617 C9 2640 H9 2641 H9 2642 G11 2651 H4 2652 H3 2653 H5 2654 H1 NFR25 PR01 VR25 1 MRS25 1 MEASURED DC VOLTAGES 0V 0V 2V7 14V7 0V2 6V9 0V MTL 2W MRS25 1 6 7 8 9 10 11 12 13 0V1 8 9 10 11 12 13 1 2 3 4 5 B C D E F G H I 2600 B3 2601 B2 RES 31V G 1V5 1V2 BIAS NFR25H 1 1 2 3 4 5 6 7 SFR16 MTL 2W NFR25 NFR25H CONTROL 1V PR01 MTL 2W 0V PRECONDITIONER SFR16 A B C D E F G H I A I637 3676 470R 3675 220R I6...

Страница 48: ..._STBY FROM PROTECTION 4V9 0V6 FEEDBACK DC PROTECTION 1041 B10 1042 C10 1043 C10 1044 D10 1045 F11 1084 G10 2000 G10 2001 C9 2002 B5 2003 B4 2004 C2 2005 D1 2006 C2 1 2 3 CONTROL 5V PROTECTION BIAS SUPPLY 4 5 6 7 8 9 10 11 12 13 14 15 A B C D E F 1003 H8 1004 B8 1005 F11 T2AE 250V TO HIGH SIDE FILTER_STBY 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 4V2 AUX_SUPPLY 399V 73V5 Vs 13V4 IS AANGEVRAAGD 0V7 T3 15A...

Страница 49: ... G10 PROTECTION TO L 250V FROM STANDBY FROM NC TO Adj CONTROL 57V9 TO VS 750mA 60V VA 12V4 8V4 F118 E12 F119 E12 TO 1 I236 H9 I237 H11 I238 H10 I240 I9 I241 I10 I243 I10 I259 A9 I261 A7 I262 A8 I263 A8 8 9 10 11 12 13 A B C D RES 7227 H11 7230 I11 7260 A10 F102 C13 F106 F13 F107 G13 F110 A1 F111 C9 F113 G4 F114 I11 F115 A9 F116 I11 LLC_SUPPLY VA FUNCTIONS 70V F120 F12 VA FILTER_STBY VA VCC 14V 4 5...

Страница 50: ...50 FM24 7 Electrical Diagrams and PWB Layouts Layout Power Supply Panel Top Side CL 26532055_008 eps 010502 CL 26532055_08a eps 010502 www freeservicemanuals info 31 8 2014 Digitized in Heiloo Holland ...

Страница 51: ...7 G8 3348 G9 3349 G9 3350 G9 3351 G9 3352 G9 3353 G8 3354 G9 3358 G8 3359 G8 3360 G7 3361 G8 3362 G8 3363 G7 3364 G8 3365 G8 3366 G9 3367 G8 3368 F9 3369 G9 3370 G7 3371 G7 3372 G6 3373 G8 3374 G8 3376 G8 3377 G8 3378 G8 3380 G8 3381 G8 3382 G9 3385 G8 3386 G9 3387 G9 3388 G10 3389 G10 3390 G8 3391 G8 3392 G8 3393 G8 3394 G8 3395 G8 3396 F10 3397 G9 3400 F2 3401 G2 3402 F3 3403 G3 3404 F1 3450 E4 ...

Страница 52: ...3088 C2 3090 A8 3091 A8 3092 A8 3093 A8 3095 A7 3096 A7 3097 A7 3110 F6 3111 F6 3112 E6 3113 E6 3114 F6 3115 E6 3116 E6 3117 E6 3120 F6 3121 F6 3122 E5 3123 D5 3124 E5 3125 E5 3126 E5 3128 E6 3130 F6 3131 F5 3132 E5 3133 F5 3134 F6 3135 F6 3136 F6 3140 D4 3141 D4 3142 D4 3147 F5 3148 E7 3149 E7 3150 E6 3151 E6 3152 E6 3200 E5 3202 F5 3203 G5 3204 F5 3205 F5 3212 G5 3213 G5 3214 F5 3216 F5 3217 F5 ...

Страница 53: ...Electrical Diagrams and PWB Layouts 53 FM24 7 Layout Power Supply Panel Part 1 Bottom Side Cl 26532055_09a eps 010502 www freeservicemanuals info 31 8 2014 Digitized in Heiloo Holland ...

Страница 54: ...54 FM24 7 Electrical Diagrams and PWB Layouts Layout Power Supply Panel Part 2 Bottom Side Cl 26532055_09b eps 010502 www freeservicemanuals info 31 8 2014 Digitized in Heiloo Holland ...

Страница 55: ...Electrical Diagrams and PWB Layouts 55 FM24 7 Layout Power Supply Panel Part 3 Bottom Side Cl 26532055_09c eps 010502 www freeservicemanuals info 31 8 2014 Digitized in Heiloo Holland ...

Страница 56: ...56 FM24 7 Electrical Diagrams and PWB Layouts Layout Power Supply Panel Part 4 Bottom Side CL 26532055_09d eps 010502 www freeservicemanuals info 31 8 2014 Digitized in Heiloo Holland ...

Страница 57: ...R_ADDE GR_CLK HD_BLANKN HD_CLAMPN HOUT_DEINT VIDEO_SELECTION_AND_AQUISITION 3V3 3V3_STBY_SW 5V 5V_POW 5V_STBY_SW 8V6 75OHM_ON ADDE ADHS ADSOG ADVS ALT_GR_ADDE CLKOUT_DEINT C_SYNC_LM VIDEO_SEL_1 VIDEO_SEL_2 SDA_1 SDA_2 SDA_SW TV_MODE TXD_PW VGA1_B VGA1_G VGA1_H VGA1_R VGA1_V VGA2_B VGA2_G VGA2_H VGA2_OUTN VGA2_R VGA2_V 8V6 9V_STBY CPU_GO GND IRQ_PDP MSP_RESET PDP_GO POWER_DOWN POWER_OK PW_FLASH_RES...

Страница 58: ...I007 I012 5007 100MHZ 3V3_STBY_SW GND 8 9 10 7 11 6 2040 100n 75R 3001 7025 B LM319D 1K 3053 3K3 3044 2060 100n 5060 100MHZ E 6 S 9 Vdd 16 7 Vee Vss 8 Y0 5 Y1 3 Z 4 74HCT4053D 7007 C I001 3052 1K 2K2 3043 3054 2K2 3040 3K3 3041 2K2 I018 BC847BW BZM55 C33 6010 7006 E 6 S 11 Vdd 16 Vee 7 Vss 8 12 Y0 Y1 13 Z 14 BC847BW 7041 74HCT4053D 7007 A 3034 100K 2K2 3031 3022 2K2 2021 470n 7010 BC847BW 1K0 3066...

Страница 59: ...REF1A 3138 22K 5V 100MHZ 8AA 3112 270R 270R 3116 I133 I134 8A I108 3152 560R 100MHZ 5164 22K 3117 47n 2123 5M 5V 100MHZ 5170 5167 3195 1K 2150 22u I051 I072 I078 8A VREF2 I087 2112 22u I084 560R 3155 2113 100n 3158 2088 100n I115 5140 100MHZ 560R I053 VREF2 I124 I069 VREF1A I129 I128 3147 270R I112 8V6 I061 10u 2168 8V6 8SW 74HCT4053D 7089 A E 6 S 11 Vdd 16 Vee 7 Vss 8 Y0 12 Y1 13 Z 14 3100 1K5 VR...

Страница 60: ...D8 VD9 104 VDD1 1 59 RX1 RX1 60 56 RX2 57 RX2 RXC 65 RXC 66 SCAN_CLK 50 129 SCAN_IN SCAN_OUT 45 SCDT 136 91 SCL 92 SDA SOGIN 108 140 SOGOUT VD1 51 105 VD10 144 REDA7 143 160 REDB0 159 REDB1 REDB2 158 157 REDB3 156 REDB4 155 REDB5 154 REDB6 153 REDB7 125 REFIN REFOUT 126 RMIDSCV 120 53 RTERM 62 RX0 RX0 63 71 72 NC2 NC3 73 PVD1 75 PVD2 77 79 PVD3 87 PVD4 PVD5 88 RAIN 119 118 RCLAMPV REDA0 150 REDA1 ...

Страница 61: ...5 51 53 HIN 23 HOUT HEXT 60 HREF 62 INTERLACED 18 RESET 30 SCL 20 SDA 21 SYNCEN 29 TEST 19 UVIN0 31 UVIN1 32 UVIN2 33 UVIN3 34 UVIN4 37 UVIN5 38 UVIN6 39 3V3DC 7280 SDA9400 54 CLK1 CLKOUT 26 F233 F235 100n 2240 2282 100n 100R 3289 B 100R 3271 2285 100n 3250 100R 3V3DE F236 F227 100R 3290 A 3286 C 100R 3291 D 100R 100n 2280 5 6 7 8 9 0387 1 2 3 4 F220 3V3DE 100n 2247 47n 2265 5223 100MHZ 3V3DE F228...

Страница 62: ... I249 I231 I246 I256 I245 BAT254 6381 I233 2345 2341 1K 3922 1K 3919 1K 4316 3918 3917 4K7 I272 2336 I263 I265 I268 I260 I262 I257 5V_STBY_SW I264 I275 I281 I258 I254 I248 I243 I247 I267 6353 BAT254 470R 470R 3902 470R 3903 3904 6380 3307 4K7 BC847BW BAT254 1K 3326 7315 3327 7316 BC847BW I255 10K I251 33K BC847BW 7325 3349 4898 4K7 3317 3915 3914 100R 10K 3298 3901 33K 3913 7319 7333 BC847BW BC847...

Страница 63: ...32 D10 26 D11 22 D12 25 D13 29 54 A14 52 A15 48 A16 46 A17 44 A18 63 A19 65 A2 47 A20 64 A21 66 A22 67 A23 68 A3 51 A4 53 A5 55 A6 57 A7 7383 SAA5801H A1 45 A10 60 A11 58 A12 56 A13 2K2 3394 2500 100n 3V3_CNTL_E F419 100R 3406 C 4K7 3432 2K2 3413 3488 2K2 I355 I366 3502 3503 3381 C 100R 150R 3485 F432 3388 1K 100MHZ 5523 3404 D 100R 100n 2506 F402 100R 3381 B F416 F405 F523 3V3_CNTL_C 100R 3392 47...

Страница 64: ...7555 C 74HC4053D 6 E 9 S 16 Vdd 7 16 Vee 7 Vss 8 Y0 12 Y1 13 Z 14 74HC4053D 7555 B E 6 S 10 Vdd 16 16 Vdd 7 Vee 8 Vss 12 Y0 13 Y1 14 Z 74HC4053D 7550 A E 6 S 11 Vdd 7555 A 74HC4053D 6 E 11 S 5V_EXP I408 3566 I409 3567 1 2 5V_POW 100n 2535 3542 0316 3538 10K 2559 1n 2546 1n 1 3 2 5V_STBY_SW 1 3 2 5V_STBY_SW 6552 BAV99W 5V_STBY_SW BAV99W 6553 I420 I419 3556 2K2 I411 I413 I412 I414 I416 2548 1n 3V3_S...

Страница 65: ...2 1 14 7 3 F602 I432 F570 F608 F592 F593 5V F595 F603 6503 BZX384 C2V4 3591 3K3 5V_0E 100R 3571 6500 6502 5V_0E F601 F598 VCC 4 VSS 7 WC_ F609 7580 1 E0 2 E1 3 E2 6 SCL 5 SDA 8 10u 2573 F567 5V I430 3V3 100n 2584 CX 11F 1570 24M576 4592 3592 3K3 F576 7574 C 74LVC125A 9 10 14 7 8 F605 2572 100n 100n 2574 3016 100R 100R 3581 F568 F584 F599 3K3 3590 100MHZ 5574 3582 100R F591 F574 F586 F585 3V3 F597 ...

Страница 66: ...2 A13 20 19 A14 A15 18 A2 3 2 A3 1 A4 A5 44 A6 43 42 A7 27 A8 A9 26 BHE_ 40 39 BLE_ CE_ 6 7628 CY62126 A0 5 4 A1 A10 25 A11 24 2V5 100MHZ 5630 2614 100n F617 3V3W 3V3_PW 2619 100n 100R 3606 3633 4K7 3V3_PW 3612 3K3 F637 F629 3V3_PW 2V5 WR W6 W4 U4 P4 L4 K4 G4 D10 B11 A12 D14 D17 G17 K17 A14 VVS M4 VG5 C9 VG6 A8 VG7 B14 VHS C13 VPEN D4 P17 T19 U17 W17 U14 W14 U12 U11 U9 U7 D7 V9 Y6 V3 K3 C14 G18 K1...

Страница 67: ...1 IO37 E2 E4 IO38 IO39 E7 IO4 A8 IO40 E9 IO41 E10 IO42 E13 IO43 E14 IO44 E15 IO16 C1 IO17 C4 IO18 C5 IO19 C6 IO2 A6 IO20 C8 IO21 C10 IO22 C11 C12 IO23 IO24 C13 IO25 D2 D3 IO26 IO27 D5 IO28 D6 IO29 D7 IO3 A7 T1 IO135 T2 IO136 T3 IO137 T4 IO138 IO139 T5 IO14 B12 IO140 T6 IO141 T7 IO142 T9 IO143 T10 IO144 T11 T12 IO145 T13 IO146 IO147 T14 IO148 T15 IO15 B13 IO120 P13 IO121 P14 IO122 P16 IO123 R3 IO12...

Страница 68: ...N23 25 TXIN24 27 TXIN25 28 53 36 43 49 LVDSVCC 44 35 33 PLLVCC 34 PWRDWN_ 32 17 R FB 31 TXCLKIN TXCLKOUT 39 TXCLKOUT 40 TXIN0 51 TXIN1 52 TXIN10 8 TXIN11 7670 DS90C385MTD 5 13 21 29 F670 F680 I681 I683 7675 BSH103 F671 3K3 3681 F682 3687 3679 100R 1p 2698 470R 3682 BSH103 7676 I680 F691 I682 F675 100MHZ 5673 3V3_PW 4684 2674 100n F678 100R 3676 F692 F684 F681 100n 2672 5V_STBY_SW 3689 F672 4680 3V...

Страница 69: ...100n 2715 I589 R6 18 ROUT1 13 ROUT2 15 ROUT3 17 SCL 27 SDA 28 VS 3 I539 L3 6 L4 9 L5 10 L6 11 LOUT1 12 LOUT2 14 LOUT3 16 7 8 21 22 R1 25 R2 24 R3 23 R4 20 R5 19 7798 TEA6422D ADDR 26 CAP 2 GND 1 L1 4 L2 5 2757 1u 2795 1u 2788 1u I587 6787 BZM55 C33 I597 I556 100R 3763 I570 4V3A I540 I544 100R 3795 100K 3836 1u 2732 BZM55 C33 6710 100p 2751 1u 2796 100p BC857BW 7803 3777 10K 2761 I535 100K 3805 I53...

Страница 70: ...8 PH S 1 2 3 4 5 6 7 8 F815 4V3B 4810 F820 10u 2834 3870 100R 2841 22K 3861 10u 2816 3853 39K 100n 2842 3855 100R 2835 7851 A LM833DT 3 2 1 8 4 1n5 2833 22K 3850 F813 470p 2839 2823 10u 2837 470p 7841 B LM833DT 5 6 7 8 4 2849 1n 39K 3843 39K 3848 I676 4V3B 8V6B I671 3811 4K7 100u 2857 1n 100MHZ 5810 2810 I662 4V3B F817 1n 2828 4V3B I659 1n 2844 27p 2843 TS462CD 5 6 7 8 4 2825 1n 7861 B 8V6B 3864 2...

Страница 71: ...D E F G H A B C D E F 5D 4883 100n 2880 F872 4894 5D F870 F873 4874 5 CE_ 20 GND 14 I O0 11 I O1 12 I O2 13 I O3 15 I O4 16 I O5 17 I O6 18 I O7 19 OE_ 22 VCC 28 WE_ 27 A0 21 A1 23 A10 6 A11 7 A12 8 A13 9 A14 10 A2 24 A3 25 A4 26 A5 1 A6 2 A7 3 A8 4 A9 100n 2870 7880 CY7C199B 5D 4884 4875 4876 15 1 2 3 4 5 6 7 13 9 VCC 16 TC74HC590AF 7870 11 12 10 GND 8 14 5870 100MHZ F875 15 7 14 8 13 9 12 11 GND...

Страница 72: ... 3309 A6 3310 A6 3311 A6 3316 A5 3318 A6 3319 A6 3320 A6 3321 A6 3323 A5 3324 A5 3328 A6 3329 A6 3330 A6 3331 A6 3333 A5 3334 A5 3336 B3 3337 B3 3338 B3 3339 B3 3340 B1 3346 B1 3351 B6 3352 C1 3353 C1 3354 C1 3355 C1 3359 A6 3363 C3 3364 C1 3365 C1 3366 C1 3370 A5 3371 A5 3373 A5 3374 A5 3375 B5 3376 B5 3377 B5 3378 B5 3379 B5 3380 B2 3381 B2 3382 B2 3383 B2 3385 B3 3386 B3 3387 B3 3389 B3 3390 B3...

Страница 73: ...Electrical Diagrams and PWB Layouts 73 FM24 7 Layout SCAVIO Panel Part 1 Top Side CL 26532038_50a eps 020402 www freeservicemanuals info 31 8 2014 Digitized in Heiloo Holland ...

Страница 74: ...74 FM24 7 Electrical Diagrams and PWB Layouts Layout SCAVIO Panel Part 2 Top Side CL 26532038_50b eps 020402 www freeservicemanuals info 31 8 2014 Digitized in Heiloo Holland ...

Страница 75: ...Electrical Diagrams and PWB Layouts 75 FM24 7 Layout SCAVIO Panel Part 3 Top Side CL 26532038_50c eps 020402 www freeservicemanuals info 31 8 2014 Digitized in Heiloo Holland ...

Страница 76: ...76 FM24 7 Electrical Diagrams and PWB Layouts Layout SCAVIO Panel Part 4 Top Side CL 26532038_50d eps 020402 www freeservicemanuals info 31 8 2014 Digitized in Heiloo Holland ...

Страница 77: ...23 A8 3430 B7 3431 B7 3432 B7 3433 B7 3435 B7 3436 B7 3450 B7 3490 B7 3494 B7 3507 B8 3511 B7 3513 B7 3514 C8 3515 C8 3516 C8 3517 C8 3518 C8 3530 A3 3531 A3 3532 A3 3533 A3 3534 A4 3535 A4 3537 A3 3538 A4 3539 A3 3548 A2 3549 A4 3550 A8 3551 A8 3552 A8 3553 A8 3554 A3 3555 A4 3561 A2 3562 A2 3563 A2 3564 A2 3565 A2 3566 A2 3567 A2 3568 A4 3569 A3 3590 A5 3591 A5 3592 A5 3593 A5 3594 A3 3600 A5 36...

Страница 78: ...78 FM24 7 Electrical Diagrams and PWB Layouts Layout SCAVIO Panel Part 1 Bottom Side CL 26532038_51a eps 020402 www freeservicemanuals info 31 8 2014 Digitized in Heiloo Holland ...

Страница 79: ...Electrical Diagrams and PWB Layouts 79 FM24 7 Layout SCAVIO Panel Part 2 Bottom Side CL 26532038_51b eps 020402 www freeservicemanuals info 31 8 2014 Digitized in Heiloo Holland ...

Страница 80: ...80 FM24 7 Electrical Diagrams and PWB Layouts Layout SCAVIO Panel Part 3 Bottom Side CL 26532038_51c eps 020402 www freeservicemanuals info 31 8 2014 Digitized in Heiloo Holland ...

Страница 81: ...Electrical Diagrams and PWB Layouts 81 FM24 7 Layout SCAVIO Panel Part 4 Bottom Side CL 26532038_51d eps 020402 www freeservicemanuals info 31 8 2014 Digitized in Heiloo Holland ...

Страница 82: ...C33 I924 6914 BZM55 C33 6913 14 7 3 100n 2901 13 12 14 7 7910 A 74HCT125D 2 1 5900 100MHZ 74HCT14D 7900 F BZM55 C33 6912 BZM55 C33 6911 6915 3916 100R BZM55 C33 I921 2908 100n I908 BZM55 C33 6922 100R 3924 7 8 9 3907 100R 16 17 1 10 11 12 13 14 15 2 3 4 5 6 748390 0371 I954 6907 BZM55 C33 I925 3927 4K7 I913 3900 75R 3999 F905 4911 3919 100R 6921 BZM55 C33 6918 BZM55 C33 I949 I932 100n F915 2912 5V...

Страница 83: ...ectrical Diagrams and PWB Layouts 83 FM24 7 Layout VGA Connector Panel Top Side 0318 A2 0371 A1 0372 A2 0374 A2 CL 26532038_053 eps 150402 www freeservicemanuals info 31 8 2014 Digitized in Heiloo Holland ...

Страница 84: ... 3915 A1 3916 A1 3917 A1 3918 A1 3919 A1 3920 A1 3921 A1 3922 A1 3923 A1 3924 A1 3925 A1 3926 A1 3927 A2 3928 A2 3929 A1 3930 A1 3934 A1 3935 A1 3937 A2 3938 A2 3939 A1 3940 A1 3999 A1 4910 A1 4911 A1 5900 A2 5901 A1 6900 A2 6901 A2 6902 A2 6903 A2 6904 A2 6905 A1 6906 A2 6907 A2 6908 A2 6909 A2 6910 A2 6911 A2 6912 A1 6913 A1 6914 A1 6915 A1 6916 A1 6918 A1 6920 A1 6921 A1 6922 A1 6923 A1 6925 A1...

Страница 85: ...e last three items are not available in the Basic configuration 8 3 1 General Table 8 1 SAM Menu Gen Store Select this item and press OK to store the made alignments Note There are several methods to exit the SAM each with its own characteristics Switch the set off with the Mains switch or by pulling the Mains cord new alignment settings are always stored even when item store was not activated Swi...

Страница 86: ...hod 2 without colour analyser Without a CTV colour analyser it is possible to set some parameters which are based on average values from production Table 8 6 White point RGB values Align ADC 1 Supply via an external VGA source e g a PC mode 1024x768 the ADC alignment test pattern ask your NSO This picture consists of a half black and half white picture black is 16 and white is 235 on a full scale ...

Страница 87: ... Virgin Normally off When this option is set to on the display starts with the language selection menu ICONN control Normally off Set this option to on in case a so called ICONN box for Hotel TV is connected to the display Caution When this option is set to on without an ICONN Box connected to the monitor one cannot control the monitor anymore because the RC connection is interrupted There are two...

Страница 88: ...ocessor OTC Main Processor SAA5801H xx LVDS Encoder DS90C385 Flash ROM 2Mbyte NVM 32Kbit ADC TMDS Decoder AD9887 Y G Pb B Pr R H V Sync decoder NVM DDC NVM DDC EPLD EP1K30QC PDP Digital Video Decoder SAA7118 De interlacer SDA9400 MSP Audio Processor MSP3415G Audio Delay 32KSRAM CY7C1399 Flash ROM 2Mbyte D V I DVI D In Display Control AC i p CVBS YC NVM DDC Light Sensor Sub D 9 P DRAM 2Mbyte SRAM 1...

Страница 89: ...or In stand alone mode the monitor can be controlled via the Remote Control or via the RS232C port DDC1 2B Digital Data Channel an I2 C based protocol is implemented with separate identification NVMs for the two VGA inputs and the DVI D input as well In addition the RS232C port can be used for software download to the PW and the OTC The target for downloading is controlled via a switch in the RS23...

Страница 90: ...he LED panel This switch is on the secondary side controlling the relays on the primary side 9 2 Power Supply Unit Diagrams P 9 2 1 Introduction Figure 9 3 Power Supply CL 26532038_008 eps 040402 Vs Va Vcc Vrs Vra Vsk Vak Iak Vsago Vcego Vpr2 8V6 8V6 5V 5V 3V3 VSND_POS GND_SND VSND_NEG 9V_STBY 9V_STBY_SW 5V_STBY_SW 3V3_STBY_SW POWER OK STANDBY SCL_1 SCAVIO AUDIO AMPLIFIER PDP SDA_1 DC_PROT MAIN SU...

Страница 91: ...isk of fire At high voltage peaks e g lightning surge on one of the phases the resistance of VDR 3400 will be very low causing fuse 1400 to interrupt At a lightning surge on both phases with respect to chassis ground mains filter 5401 will form a high resistance through which the voltage will rise very sharply To prevent flashovers a spark gap resistor combination items 1402 and 3404 is implemente...

Страница 92: ...imes consequently the monitor will go into protection and a error code is generated 9 2 5 Pre conditioner Diagram P5 Warning the pre conditioner does not provide mains isolation Introduction The European Law describes a reduction of mains harmonics for apparatus with a power consumption above 75 W Therefore the pre conditioner is designed This module serves as the interface between the mains input...

Страница 93: ...ilises the secondary voltages If the current becomes too high the supply is switched off via the fault input of the control IC Advantages High efficiency more then 90 other supplies 75 Less radiation More cost effective two MOSFETS of 400 V are cheaper than one MOSFET of 600 V Disadvantages Very low power stand by impossible Realisation and stabilisation is more complex Operation VS Supply Figure ...

Страница 94: ...es 1 V the output of the OpAmp goes high and both drive outputs are switched off In addition the output of OR3 will be high via the fault latch The output of OR3 drives Q1 so both the oscillator and the one shot capacitor remain charged Via OR3 the soft start capacitor is discharged Soft start Due to the soft start circuit the oscillator starts with maximum frequency The low voltage on the soft st...

Страница 95: ...rasitic capacities 1 The voltage at the drain of MOSFET 2 increases because Cp is discharged at this moment 1 Cp was charged to 400 V This causes a voltage inversion across Lr and Lp The secondary winding begins to feed back charging capacitor Cs 2 The voltage becomes higher than 400 V and diode D1 starts to conduct 2 The secondary bridge remains conducting Protections MC34067 Over Current Protect...

Страница 96: ...the VCC voltage 5 V also a 12 V for optional Fan control and derived from that an 8V6 for small signal analogue circuitry The VCC voltage is derived from the VS voltage via the flyback converter principle Control IC TEA1507 item 7212 and MOSFET 7212 are used Figure 9 12 Principle of Flyback Converter After closing switch S the current ID will increase linear in time The magnetic energy in the prim...

Страница 97: ...rotection Therefore this works in combination with the above mentioned under over voltage protections Latch Protection When an OVP DC or Temperature protection occurs thyristor 6348 is fired and the LATCH signal is made low This signal will switch off the main supply and prevents that the supply is switched on again as long as the protection is active In addition the VCEGO signal can activate the ...

Страница 98: ...13 21 17 and go directly to a digital video processor the SAA7118E item 7225 on diagram SC5 where they are converted into a digital signal The 2fH signals are also buffered both YPbPr item 7074 84 79 and RGB item 7141 38 35 buffers get the same input signals When YPbPr signals are connected the correct input must be selected to get a picture with proper colours Thus the signals must pass a video m...

Страница 99: ...ch can be seen as the digital follow up of the analogue VGA interface The TMDS signal is directly fed into the AD9887 where any DVI standard up to SXGA 60 Hz can be decoded to RGBHV The preferred VGA standard for the FM24 is programmed in the DDC EEPROM item 7215 which can be read by the PC Via an internal switch it is possible to choose between the analogue input and the digital input The output ...

Страница 100: ...der to prevent visible luminance differences due to ageing of the monitor a special algorithm is implemented This algorithm is based on horizontal shifting of the picture in the monitor For good understanding some terms will now first be explained Ageing The effect that the efficiency of a plasma cell pixel decreases as a function of the total time that it is illuminated This effect occurs mostly ...

Страница 101: ...l direction shall be 9 Time between steps the time between the steps shall be 80 minutes which equals one complete horizontal ageing shift 16 steps x 5 minutes The effect of V anti ageing is a vertical movement start at 0 4 3 5 2 6 1 7 0 8 9 15 10 14 11 13 12 With the following sequence 0 1 2 14 15 0 1 etc After every step the vertical shift position and its direction are stored in NVM So the anti...

Страница 102: ...dio delay To compensate for lip sync error the difference in time between the aural and visual perceptions two different audio delays are selectable via the customer s menu one for the Receiver box and one for the Monitor This is done at the audio processor IC7812 via an I2 S bus and an additional delay circuit IC7880 7882 One can select delays of 24 ms I2S_DATA_IN1 and 40 ms I2S_DATA_IN2 or no de...

Страница 103: ...tion with Receiver box RS232 control communication Supports the uploading of new SW into the Flash ROMs Start up of monitor and initialisation via I2C Error detection and storing Start up and Shut down The POR signal is not generated on the PSU but on the SCAVIO board This is done with a fully integrated ADM810T POR chip item 7517 which senses the 3 3 V coming from the PSU The sense level is 3 08 ...

Страница 104: ...able 9 6 Service Mode levels I2 C There are four I2 C busses used in the monitor see also I2 C overview in chapter 6 I2 C bus 1 is a 5 V device bus controlled by the OTC and connected to the following devices PDP EPLD IO expander SCAVIO PCF8574A IO expander PSU PCF8574A ADC PCF8591 Clock generator for PW FS6377 Sound processor MSP3415G Audio switch TEA6422 Enhanced version only I2 C bus 2 is used ...

Страница 105: ...buffer switch item 7303 A is opened After this buffer a second discrete buffer is placed items 7315 16 which keeps the RXD_OTC line high and changes the 5 V into a 3 3 V level ICONN box For application of a Flat TV in a hotel environment the monitor is designed to operate with a so called ICONN Box The ICONN box will take over the user control of the monitor by intercepting the RC5 commands coming...

Страница 106: ...their linear region and the voltage that is dropped across the transistors in their role as variable resistors is lost as heat particularly in the output transistors Class D amplifiers were developed as a way to increase the efficiency of audio power amplifier systems Figure 9 19 Principle Class D Amplifier The Class D amplifier works by varying the duty cycle of a Pulse Width Modulated PWM signal...

Страница 107: ...es the firing level a plasma discharge occurs on the surface of the dielectric resulting in the emission of ultra violet light This UV light then excites the phosphor material at the back of the cell and emits visible light Each cell or sub pixel has red blue or green phosphor material and three sub pixels combine to make up a pixel The intensity of each colour is controlled by varying the number ...

Страница 108: ...us Compounded Audio Multiplexing This is a digital sound system mainly used in Europe NTC Negative Temperature Coefficient non linear resistor NTSC National Television Standard Committee Colour system mainly used in North America and Japan Colour carrier NTSC M N 3 579545 MHz NTSC 4 43 4 433619 MHz this is a VCR norm it is not transmitted off air NVM Non Volatile Memory IC containing TV related da...

Страница 109: ...a display Vra Setting voltage for Va Vrs Setting voltage for Vs Vs Sustain voltage for the plasma display Y C Luminance Y and Chrominance C signal YUV Component video 0 6 12 SCART switch control signal on A V board 0 loop through AUX to TV 6 play 16 9 format 12 play 4 3 format www freeservicemanuals info 31 8 2014 Digitized in Heiloo Holland ...

Страница 110: ... UNDER VOLTAGE 1 5 V VTH ENABLE UNDER VOLTAGE EN UV Q 50 A LINE UNDER VOLTAGE RESET AUTO RESTART COUNTER JITTER 1 5 V CLOCK EN UV D S S 8 5 7 6 1 4 2 3 S S S BP CL 16532099_113 eps 270901 Restart Delay Output Overvoltage Multiplier Error Amplifier Current Sense WatchdogTimer Zero Current Detector FB 2 16 12 1 8 11 10 13 3 4 5 9 6 7 Restart Delay Comp Mult LEB Current Sense ZC Det Frequency Clamp I...

Страница 111: ... blank Iss 2 5 V burst detect MGU231 MGU230 TEA1507 1 2 3 4 VCC GND CTRL DEM DRAIN HVS DRIVER Isense 8 7 6 5 CL 16532099_115 eps 270901 OSC OUT OUT GND GND VCC GND VCC BOOT 1 3 2 4 5 6 7 8 9 INH VFB COMP GND GND GND V5 1 SS SYNC 18 17 16 15 14 12 13 11 10 D94IN162A VFB COMP GND GND GND GND V5 1 SS SYNC 1 3 2 4 5 6 7 8 9 18 17 16 15 14 12 13 11 19 10 20 INH VREF GOOD 5 1V COMP VFB SYNC BOOT DRIVER ...

Страница 112: ...M24 9 9 9 5 Diagram SC2 LM1881M 7040 Figure 9 25 Internal Block Diagram and pinning LM1881 9 9 6 Diagram SP2 PCF8591 7530 Figure 9 26 Internal Block Diagram PCF8591 CL 16532099_117 eps 270901 www freeservicemanuals info 31 8 2014 Digitized in Heiloo Holland ...

Страница 113: ...Ω 5 0 062W 3221 4822 051 30102 1k 5 0 062W 3222 4822 051 30272 2k7 5 0 062W 3230 4822 051 30101 100Ω 5 0 062W 3231 4822 051 30222 2k2 5 0 062W 3232 4822 051 30152 1k5 5 0 062W 3233 4822 051 30222 2k2 5 0 062W 3234 4822 051 30561 560Ω 5 0 062W 3240 4822 051 30101 100Ω 5 0 062W 3241 4822 051 30222 2k2 5 0 062W 3242 4822 051 30152 1k5 5 0 062W 3243 4822 051 30222 2k2 5 0 062W 3244 4822 051 30561 560Ω...

Страница 114: ...24 3122 121 67191 Clip small 0025 3122 121 67191 Clip small 0027 3122 121 67191 Clip small 0028 4822 701 13088 Clip for heat sink 0029 4822 701 13088 Clip for heat sink 0041 3122 124 36011 Thermo foam sheet 0206 3104 308 78231 Cooling clip TO 220 0302 2422 025 10769 9P male vert 2 00 0305 2422 025 10772 12P male vert 2 00 0306 2422 025 08149 6P male vert 2 00 0308 4822 265 20723 2P male 7 92 0319 ...

Страница 115: ...075 4822 116 83866 1M 5 0 5W 3076 4822 117 13632 100k 1 0 62W 0603 3077 4822 116 83866 1M 5 0 5W 3078 4822 117 13632 100k 1 0 62W 0603 3080 4822 051 30101 100Ω 5 0 062W 3081 4822 051 30222 2k2 5 0 062W 3083 4822 051 10102 1k 2 0 25W 3084 4822 051 30103 10k 5 0 062W 3085 4822 117 12925 47k 1 0 063W 0603 3086 4822 117 12925 47k 1 0 063W 0603 3087 4822 117 12925 47k 1 0 063W 0603 3088 4822 117 12925 ...

Страница 116: ...18685 BZX384 C47 6043 5322 130 31938 BYV27 200 6044 9322 167 08687 STTH2003CF 6045 9340 550 66112 BYV28 200 24 6046 9322 167 08687 STTH2003CF 6047 9322 167 08687 STTH2003CF 6050 4822 130 31024 BZX79 B18 6054 4822 130 42488 BYD33D 6055 4822 130 42488 BYD33D 6061 4822 130 31024 BZX79 B18 6075 9336 018 60133 BZT03 C300 6077 9336 018 60133 BZT03 C300 6086 4822 130 83757 MCL4148 6095 4822 130 11397 BAS...

Страница 117: ... 16V 0603 2176 2238 586 59812 100nF 10 16V 0603 2177 2238 586 59812 100nF 10 16V 0603 2178 2238 586 59812 100nF 10 16V 0603 2179 2238 586 59812 100nF 10 16V 0603 2180 2238 586 59812 100nF 10 16V 0603 2181 2238 586 59812 100nF 10 16V 0603 2182 2238 586 59812 100nF 10 16V 0603 2183 2238 586 59812 100nF 10 16V 0603 2184 2238 586 59812 100nF 10 16V 0603 2185 2238 586 59812 100nF 10 16V 0603 2186 2238 ...

Страница 118: ... 23002 10µF 16V 2817 2238 586 59812 100nF 10 16V 0603 2818 3198 016 31020 1nF 25V 0603 2819 3198 016 31020 1nF 25V 0603 2820 4822 124 23002 10µF 16V 2821 4822 124 23002 10µF 16V 2822 4822 126 14247 1 5nF 50V 0603 2823 4822 124 23002 10µF 16V 2824 4822 126 14247 1 5nF 50V 0603 2825 3198 016 31020 1nF 25V 0603 2826 4822 126 14472 1µF 10 10V 2827 4822 126 14472 1µF 10 10V 2828 3198 016 31020 1nF 25V ...

Страница 119: ...2W 3330 4822 051 30102 1k 5 0 062W 3331 4822 051 30102 1k 5 0 062W 3332 4822 117 12903 1k8 1 0 063W 0603 3333 4822 051 30103 10k 5 0 062W 3334 4822 117 12903 1k8 1 0 063W 0603 3335 4822 051 30471 470Ω 5 0 062W 3336 4822 051 30103 10k 5 0 062W 3337 4822 051 30103 10k 5 0 062W 3338 4822 051 30333 33k 5 0 062W 3339 4822 051 30103 10k 5 0 062W 3340 4822 051 30103 10k 5 0 062W 3344 4822 051 30472 4k7 5...

Страница 120: ...00k 1 0 62W 0603 3809 4822 051 30333 33k 5 0 062W 3810 4822 051 30472 4k7 5 0 062W 3811 4822 051 30472 4k7 5 0 062W 3812 4822 051 30101 100Ω 5 0 062W 3813 4822 051 30101 100Ω 5 0 062W 3815 4822 051 30101 100Ω 5 0 062W 3816 4822 051 30101 100Ω 5 0 062W 3817 4822 051 30101 100Ω 5 0 062W 3818 4822 051 30101 100Ω 5 0 062W 3820 4822 051 30333 33k 5 0 062W 3821 4822 051 30103 10k 5 0 062W 3822 4822 051 ...

Страница 121: ...0 42310 BC847BW 7113 3198 010 42310 BC847BW 7115 4822 209 73852 PMBT2369 7117 3198 010 42310 BC847BW 7121 3198 010 42310 BC847BW 7129 3198 010 42310 BC847BW 7130 3198 010 42310 BC847BW 7131 3198 010 42310 BC847BW 7135 3198 010 42310 BC847BW 7138 3198 010 42310 BC847BW 7141 3198 010 42310 BC847BW 7145 3198 010 42310 BC847BW 7146 9337 153 10118 74HCT4052D 7148 3198 010 42310 BC847BW 7151 3198 010 42...

Страница 122: ...900 2422 549 43062 Bead 100MHz 600Ω 5901 2422 549 43062 Bead 100MHz 600Ω 6900 9322 149 10685 BZM55 C33 6901 9322 149 10685 BZM55 C33 6902 9322 149 10685 BZM55 C33 6903 9322 149 10685 BZM55 C33 6904 4822 130 10654 BAT254 6905 4822 130 10654 BAT254 6906 9322 149 10685 BZM55 C33 6907 9322 149 10685 BZM55 C33 6908 9322 149 10685 BZM55 C33 6909 9322 149 10685 BZM55 C33 6910 9322 149 10685 BZM55 C33 691...

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