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EM5E

Circuit Diagrams and PWB Layouts

Layout Small Signal Board (Part 4 Bottom Side)

CL 26532041_42d.eps

150402

PART 4

Содержание EM5E

Страница 1: ...M 44 Testpoint Overview SSB 45 7 Electrical Diagrams and PWB s Diagram PWB Main Supply Diagram A1 46 55 60 Stand by Supply Diagram A2 47 55 60 Line Deflection Diagram A3 48 55 60 Frame Deflection E W Drive Diagram A4 49 55 60 Rotation Circuitry Diagram A5 50 55 60 Audio Amplifier Diagram A6 51 55 60 Tuner SIMM connector Female Diagram A8 52 55 60 Receiver Diagram A9 53 55 60 Front Diagram A10 53 5...

Страница 2: ...p 75 Ω 4 C 0 3 Vpp 75 Ω Cinch In 1 CVBS 1 Vpp 75 Ω 2 Audio L 0 5 Vrms 10 kΩ 3 Audio R 0 5 Vrms 10 kΩ Mini Jack Headphone Out Headphone 32 600 Ω 10 mW 1 2 2 Rear Connections Figure 1 2 Rear View Aerial In IEC type Coax 75 Ω Cinch Audio Out Audio R 0 5 Vrms 1 kΩ Audio L 0 5 Vrms 1 kΩ External 1 RGB YUV and CVBS In Out Figure 1 3 SCART connector 1 Audio R 0 5 Vrms 1 kΩ 2 Audio R 0 5 Vrms 10 kΩ 3 Audi...

Страница 3: ...VBS In Figure 1 5 SCART connector 1 Audio R 0 5 Vrms 1 kΩ 2 Audio R 0 5 Vrms 10 kΩ 3 Audio L 0 5 Vrms 1 kΩ 4 Audio Ground 5 Audio Ground 6 Audio L 0 5 Vrms 10 kΩ 7 Blue in 0 7 Vpp 75 Ω 8 CVBS status 0 1 3 V INT 4 5 7 V EXT 16 9 9 5 12 V EXT 4 3 9 Video Ground 10 11 Green in 0 7 Vpp 75 Ω 12 13 Video Ground 14 Video Ground 15 Red in 0 7 Vpp 75 Ω 16 Status FBL 0 0 4 V INT 1 3 V EXT 75 Ω 17 Video Grou...

Страница 4: ... EN 4 EM5E 1 1 3 Chassis Overview Figure 1 6 PWB location CL 26532041_072 eps 220402 TOP CONTROL PANEL MAINSWITCH PANEL LARGE SIGNAL PANEL SMALL SIGNAL BOARD SIDE I O PANEL CRT PANEL F O I O 3rd SCART H B P E P A DAF PANEL I DC SHIFT optional G AUTO SCAVEM SC ...

Страница 5: ... set under normal circumstances for example in a living room the recommended interval is three to five years When a customer uses the set in an environment with higher dust grease or moisture levels for example in a kitchen the recommended interval is one year The maintenance inspection includes the following actions 1 Perform the general repair instruction noted above 2 Clean the power supply and...

Страница 6: ...iagram and in the parts lists are interchangeable per position with the semiconductors in the unit irrespective of the type indication on these semiconductors Manufactured under license from Dolby Laboratories Dolby Pro Logic and the double D symbol are trademarks of Dolby Laboratories Figure 2 2 Dolby PL Symbol ...

Страница 7: ...Directions for Use EN 7 EM5E 3 3 Directions for Use ...

Страница 8: ...Directions for Use EN 8 EM5E 3 ...

Страница 9: ...Directions for Use EN 9 EM5E 3 ...

Страница 10: ...Directions for Use EN 10 EM5E 3 ...

Страница 11: ...Directions for Use EN 11 EM5E 3 ...

Страница 12: ...Directions for Use EN 12 EM5E 3 ...

Страница 13: ...Directions for Use EN 13 EM5E 3 ...

Страница 14: ...Directions for Use EN 14 EM5E 3 ...

Страница 15: ...Directions for Use EN 15 EM5E 3 ...

Страница 16: ...Directions for Use EN 16 EM5E 3 ...

Страница 17: ...Directions for Use EN 17 EM5E 3 ...

Страница 18: ...Directions for Use EN 18 EM5E 3 ...

Страница 19: ...Directions for Use EN 19 EM5E 3 ...

Страница 20: ...Directions for Use EN 20 EM5E 3 ...

Страница 21: ...cs of the set you must remove the rear cover 1 Remove the fixation screws 2 of the rear I O cover plate 2 Remove the remaining fixation screws 3 at the two sides and the top of the rear cover 3 Now remove the rear cover Make sure that wires and cables are not damaged during cover removal 4 2 3 Sub woofer Removal Caution Do not disconnect the loudspeaker cable from the subwoofer box when the set is...

Страница 22: ...t in the fixation hole at the left side of the bottom tray 3 4 3 4 Small Signal Board SSB In fact there is no predefined service position for the SSB Most test points are located on the A side side that is facing the tuner If you have to replace ICs you must take the complete SSB module out of the SIMM connector Note For good access to the A side it is necessary to remove the Auto Scavem assy at t...

Страница 23: ...ary to swap a complete assy or Printed Wiring Board PWB How that can be done is explained below 4 4 1 Top Control Assy Panel Figure 4 8 Top control assy 1 Release both fixation screws about 5 full turns 2 Pull the complete assy back and upwards it hinges in the cabinet front 3 Flip the assy and you can access the board by releasing carefully the four fixation clamps 4 4 2 Side I O Assy and Panel F...

Страница 24: ...lift the panel from its bracket before you can measure it 1 Therefore release the two fixation clamps at the top 2 Lift the panel from the bracket it hinges at the bottom To remove the bracket 1 First remove the panel from the bracket as described above 2 Then remove the two fixation screws at the bottom 3 Lift the Auto Scavem bracket slightly up and at the same time bend the top a little away fro...

Страница 25: ...e 062596 directly followed by the MENU button Note It is possible that together with the SDM the main menu will appear To switch it off push the MENU button again When you shorten for a moment the two solder pads on the external part of the SSB print with the indication SDM Activation can be performed in all modes except when the set has a problem with the main processor Caution If the SDM is ente...

Страница 26: ... xx xx xx where xx xx xx is a list off all presets for which a CNI link is available 2 Automatic link or Manual link depending on what is read from the broadcast and from the CNI table in the NVM Automatic means that the link has been made based on broadcasted information without user interaction Manual means that the user has established this link by selecting a preset in the pop up menu that you...

Страница 27: ...m Indicates the difference between main volume and volume of front left speaker Change via MENU SETUP SPEAKERS and FRONT LEFT VOLUME The value can vary from 10 to 10 Front R Trim Indicates the difference between main volume and volume of front right speaker Change via MENU SETUP SPEAKERS and FRONT RIGHT VOLUME The value can vary from 10 to 10 Digital Option Gives the selected digital mode 100 HZ D...

Страница 28: ...htness and 6 Contrast If the value of line 7 is high 40 or the value of line 8 is high 50 Decrease the Brightness value or increase the Contrast value White line around picture elements and text 1 Press Smart Picture button on the Remote Control In case the picture improves decrease the Sharpness value The new value is automatically stored in personal pre set for all TV channels 2 Check line 11 Sh...

Страница 29: ...w the PWB with a highlighted capacitor C2568 Click on the Schematic hyperlink to automatically show the position of the highlighted capacitor 5 4 3 Stepwise Start up Shut down Under normal circumstances a fault in the power supply or an error during start up will switch the television to protection mode ComPair can take over the initialisation of the television In this way it is possible to distin...

Страница 30: ... How to read the Error Buffer Use one of the following methods On screen via the SAM only if you have a picture Examples 0 0 0 0 0 No errors detected 6 0 0 0 0 Error code 6 is the last and only detected error 9 6 0 0 0 Error code 6 was first detected and error code 9 is the last detected error Via the blinking LED procedure when you have no picture See next paragraph Via ComPair 5 5 3 How to clear...

Страница 31: ...ng Standby This because power of the microprocessor and the attached memory chip set is coming from the 3V3 supply which is derived from the 5V Standby circuitry So in both Power on as in Standby mode the microprocessor is connected to this power supply If a fault situation is detected an error code will be generated and if necessary the set is put in protection mode The protection mode is indicat...

Страница 32: ... will either go into the protection mode or not The following protections are implemented HFB Horizontal Flyback If the horizontal flyback is not present this is detected via the HOP HFB_X RAY_PROT One status bit is set to high The error code is stored in the error buffer and the set will go into the protection mode XPR X ray protection If the HFB pulses are too low level detection the HOP will de...

Страница 33: ...is also a blinking LED procedure to show the contents of the error buffer When you use ComPair you have the possibility to activate a stepwise start up mode With this mode you can initiate the start up sequence step by step This also means that in certain steps some protections are not activated This is sometimes very convenient during repair see also paragraph 5 4 3 5 8 4 Protections There are se...

Страница 34: ...ot communicate with one of the 2 busses it the standby led spon taneously starts blinking 6 6 6 or 18 18 18 If in the error buffer somewhere is an error 6 or 18 these will have the highest priority starting the mentioned blink ing Measure dependent of the error on the I2 C bus which device is loading the bus Use I2C overview No picture red LED blinking with code 1 1 1 No communication on NVM I2 C ...

Страница 35: ...ath in Service Default Mode Investigate whether there is an error code present in the error buffer In case there is one check the I2 C bus and or supply lines see overview supply lines Measure and check signal path Tuner HIP PICNIC HOP RGB amplifier In case it is a geom etry issue check on diagram A4 opto coupler 7482 OpAmps 7440 7450 and the Frame circuitry alignments or a possible corrupted NVM ...

Страница 36: ...Service Modes Error Codes and Fault Finding EN 36 EM5E 5 Personal Notes ...

Страница 37: ...37 N C N C 1940 1737 1738 1955 1205 80P TUNER 1943 compair interface LOT 2x SCART 3x CINCH 3rd SCART 21P 1491 1419 1417 1418 3P 1415 1693 1497 0317 I WIRELESS TRANSMITTER R MAINS SWITCH PANEL E 1435 DC SHIFT OPTIONAL G MAINS CORD MAINS SWITCH SSB PANEL CRT PANEL F LSP LARGE SIGNAL PANEL 3P 3P 3P 3P 3P 7P 1424 1680 1000 1992 1690 WIRELESS TRANSMITTER 6P 1940 1955 5P 6P 5P 1947 5P 1946 1945 9P 11P 1...

Страница 38: ...7 2403 7441 3459 7455 8V6 13V LOT 15V_LOT ARC PROT 8Vb 8V6 6 5 5100 7103 OR 7104 7 8 10 3 6107 5103 6111 3113 6122 11V_STBY 11V 5 2V 5V 5 2V_MP 8V6 8V6 6103 6109 20V 5102 2102 2 1 3456 3404 3419 7440 B CURRENT SOURCE 6 2 1 3 HFB_X RAY PROT B4 B4 FRAMEDRIVE HOP B5 OTC STANDBY HOP HOP FRAMEDRIVE B4 FOCUS A 2 3 4 1 1495 3479 6491 EW 7442 7654 7653 3660 VBATT 3640 3631 8V6 6627 6626 6625 3642 3643 TV ...

Страница 39: ...TO BLOCK DIAGRAM DEFLECTION CONTROL 13 11 11 1000 7402 20 16 8 21 19 15 11 7 20 16 8 21 19 15 11 7 Y CVBS SC2 AV2 IN SC2 CVBS MON OUT 9 Y CVBS FRONT IN OTC 10 7 C FRONT IN FRONT DETECT C SC2 SVHS IN SCART 2 7902 EF 4 5 SC2 C OUT 7908 EF 7 8 20 16 8 10 21 19 15 7 VIDEO PULSE FORMER 530us L1 L2 L3 L6 L4 12 14 15 19 18 Y OUT OUTPUTS 12 14 15 18 19 NOT USED IF EAGLE IS PRESENT U OUT V OUT VD HD OR OR ...

Страница 40: ... TLUV5300 RED 1 3 4 5 6 7 8 9 3 1 1737 15W 8ohm SUBWOOFER 8 6 8 6 R L R L 1 3 2 6 1 3 2 6 5V2 23 A61 3 1 1738 5721 5720 5702 5701 15W 8ohm CENTRE 7678 A 12 13 14 14 7653 2 1 15 15 4 7653 5 3 61 7667 2 1 4 7652 5 3 OSC STBY MUTE 7702 TDA7490 PWM PMW 16V 19V 16V 19V 6 7 70 R CL_VL OUT L CL_VL OUT R SC2 OUT L SC2 OUT 7680 1 8 7681 NJM4556AM 8V_AUD 7 4 3 5 3506 3728 3729 3717 3718 3518 1339 SURROUND J...

Страница 41: ...405 7404 R5 R6 7407 7408 7407 7410 1403 TRANSMITTER SCL SDA SCL SDA 3 2 4 4 4 2 3 1 6 3 1 7 2 3 6 5 10 6 5 11 2 6 1 7 MUTE CIRCUIT SURROUND R10 1 1 R9 11 18 1 7 7 8 7413 MICRO CONTROLLER Vu CLOCK 32 768 KHz WIRELESS SURROUND RECEIVER SOPS SUPPLY CONNECTOR AMPLIFIER LED AC 220V 1203 1106 1409 6101 R G 1204 5201 6 1408 6405 6406 EXT TRAFO 1201 1405 1101 1303 1401 AUDIO MUTE AUDIO MUTE RED GREEN AUDI...

Страница 42: ...des DATA CONTROL I O EXPANDER SDA F SDA D SCL D SN DA E SN CL E SCL F 5V 3758 B53 B54 B51 B52 SDA SCL 3502 3429 4430 5405 3428 1407 3480 3506 7504 7423 3503 3510 3511 5V_IO 10 IO 4 7503 7502 2 5 4 1690 1 2 3501 3 1403 2 4 TRANSMITTER H3 H4 SDA S SCL S 3502 1955 4 1 2 1955 1 2 3500 3 7500 TDA8444T ERR 19 DAC SDA2 TM SCL2 TM I2C_MUTE 7419 3439 5404 4430 IIC NVM spontaneous blinking 1 1 1 7011 NVM Ho...

Страница 43: ...V 5V 5V2 5903 1 11V5 46 47 36 7910 8 7 8 7 1937 5V 11V 11V5 9203 9901 1937 5V 3505 7506 7507 11V IO_3 5 1690 1407 7411 5407 1 13V SUPPLY EXTERNAL 3509 3510 OUT IN 7911 L78L05 7912 MC78M05 3907 3910 9909 9980 9002 9908 16V 19V 16V 19V 4 Vf1 VS Vf11 22 1 2 24 5712 5708 5711 5707 5735 16V 19V 16V 19V 7700 TDA7490 16V 19V 4 Vf2 Vf21 22 1 2 24 5715 5722 5716 5723 VS 7702 TDA7490 3 1 1492 11D 11D FILAME...

Страница 44: ...v DC 5us div PM3394B A5 5V div DC 10us div PM3394B A6 20V div DC 10us div PM3394B SC1 1 V div DC 10µs div SC2 1 V div DC 10µs div SC3 1 V div DC 10µs div SC4 2 V div DC 10µs div SC5 2 V div DC 10µs div SC6 2 V div DC 10µs div SC7 2 V div DC 10µs div SC8 2 V div DC 10µs div SC9 2 V div DC 10µs div SC10 1 V div DC 10µs div SC11 200mV div DC 10µs div SC12 1 V div DC 10µs div SC13 50mV div DC 10µs div...

Страница 45: ...s div PM3394B V9 2V div DC 200us div PM3394B V10 2V div DC 200us div PM3394B F14 1V div DC 5ms div L4 1 V div DC 10ms div L5 1 V div DC 20µs div L1 1 V div DC 10µs div L2 1 V div DC 10µs div L3 1 V div DC 10µs div L6 500mV div DC 10us div PM3394B L7 500mV div DC 10us div PM3394B L9 1V div DC 250ns div PM3394B L10 1V div DC 20us div L11 1V div DC 5ms div B28 1V div DC 20 s div PM3394B B29 1V div DC...

Страница 46: ... F5 6525 A3 6530 A4 6533 F6 6534 C6 7502 A6 7504 A4 7506 E5 7507 C5 7528 E8 A2 8 143V7 0202 OF 148V A2 43 0V 0V COIL HOT COLD HOT 9511 C5 9513 C3 9516 C2 9518 E4 9519 E3 0V 143V HOT 142V7 MAIN SUPPLY 18V2 COLD 2V5 A3 A4 23 143V 6534 BYV29F 400 22n 2504 5509 1K 3530 A3 BAT254 6517 83R 3540 33K 10n 2538 BZX79 C15 6505 BC847B 7530 3547 GND SUP 390R 2m2 2512 1505 1 2 160K 3507 0R39 3514 6K8 3531 9503 ...

Страница 47: ... 0 9V 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 0V3 0 8V 3147 E3 3148 D3 3149 D4 N C 12V 3150 C3 0V5 64V 2131 A8 2140 E8 2141 B8 2143 B6 2144 D3 2145 C2 2147 D9 2148 A6 2149 E7 2150 B9 A B C D E A B C D E 1146 E10 3109 C8 3110 B3 3111 C1 5112 B6 5113 C4 5130 A8 6101 E3 6102 A2 6103 B1 3116 A6 3117 C2 3118 C4 3120 C1 3121 A2 3122 B2 3123 D6 3124 E6 3125 D1 3126 E2 3127 E2 3130 A8 2115 C7 2116 A5 21...

Страница 48: ...08 C5 7421 A6 211V DEFLECTION 0V 3435 D8 3436 D8 6414 G10 6415 H10 3442 F4 3443 F4 HOT COLD HOT COLD HOT 2488 B7 2492 C3 2494 A6 2495 A7 5424 E7 5425 C7 1491 RES CRT 0V 5V2 0V4 TO 13V7 5402 A7 2425 B7 3445 F13 3446 F13 3447 F11 3448 H10 6463 A11 6464 B11 RES 0V4 6V6 6413 G10 6421 A7 6422 C7 3444 F12 6434 D8 6435 D8 6460 E12 6462 A11 6V6 LINE RES RES VDAF A4 46 FILAMENT PULSES 0V TO 5410 B5 0V 0V A...

Страница 49: ...7 6627 A6 6628 C12 7440 A B3 7440 B D3 7441 D3 7442 D13 7443 A12 7450 A B4 7450 B F5 7455 D3 7480 F10 7482 F6 7483 E6 7486 F8 7487 F8 7611 A7 7612 D6 7613 A8 7614 C5 7620 B9 3657 C3 3658 C2 3659 C2 3660 B6 3661 C12 0V 1V6 RES 9481 F5 9482 F7 9483 E7 9499 F12 9620 B10 9622 B11 6618 A6 6619 C11 6620 A10 6621 A10 6622 B10 13V7 A8 10 7641 A12 7652 B12 7653 F12 7654 E12 9405 F3 RES 7V9 RES 0V9 3639 56K...

Страница 50: ...681 D2 7682 D2 6V4 OV6 0V1 2 3 6080 C2 6081 B3 6082 B2 6083 C4 1V3 4 1 2 3 4 D E 1601 A2 1620 C4 ROTATION CIRCUITRY B 3684 6K8 470R 3681 1620 EH B 1 2 3 3687 820R 125mA 1601 MP13 7680 TDA7052 1 Vp 4 3 6 2 7 5 8 BZM55 C15 6083 6081 BZM55 C15 2601 100n 6082 BAT254 3685 27K 3686 56K MCL4148 6080 3682 100K 3683 10K BC847B 7681 11V TILT 11V 11V BC368 7682 CL 26532041_014 eps 090402 A52 A53 ROTATION COI...

Страница 51: ... B7 2777 D1 2778 B4 CENTRE AUDIO AMPLIFIER R 2779 D1 2780 D4 2781 D4 2782 D6 2783 D9 2784 E6 2785 E9 2786 A2 2787 A7 2788 D1 2789 D1 2790 D1 2791 E9 2792 D9 2794 D6 2795 D6 2796 E6 2797 D9 2717 F3 2718 E2 2719 E4 2720 B2 3704 A5 3705 B2 3706 E5 3707 C5 2725 E8 2726 D2 2727 E2 A8 6 OV OV OV OV 2728 D2 2729 F2 2740 F8 2741 E7 2742 E7 2743 E7 2744 E8 2745 E8 2746 E8 2747 D9 2748 E9 2749 B8 2750 C8 27...

Страница 52: ...909 B1 9980 B1 9982 E6 9983 C11 9984 E12 9987 B6 9988 B6 9989 B6 33u 5902 1934 1 2 3 4 5 6 2202 220n A70 EH B 100R 3928 100n 2941 560R 3940 2943 100n 14 15 2 8 10 4 SCL 5 SDA 9 TU2 1948 PH B TEDE9 1200 1AGC 3 AS 11 IF1 6 MB1 MB2 7 12 13 100u 2948 A68 EH B 1933 1 2 3 4 3910 68R 47R 3907 2950 10n 10n 2951 1 10 11 2 3 4 5 6 7 8 9 1940 EH B 10K 3929 1 2 2929 220n 1 2 3 4 5 1997 EH S 7902 BC847B 1201 1...

Страница 53: ...0u 2900 ON OFF LED CL 26532041_017 eps 090402 1 2 3 Large Signal Panel Front FRONT A8 25 3V3 PANEL TO 0345 E 1945 E3 1946 B2 1947 A2 D E A B C D 9978 A2 3999 E1 1949 B2 4 5 1 2 1946 EH B 9970 A3 9973 B3 NC PANEL A8 31 NC 0V SWITCH TO 0241 A8 25 TOP CONTROL MAINS A8 27 A8 24 A8 24 A8 27 0V B C 9970 A8 24 1 2 3 1 2 3 A 3 4 5 6 7 8 9 1 2 3 1947 1 2 3 9973 1945 9978 PH B 1949 1 2 KEYBOARD ON OFF LED O...

Страница 54: ...A 2A 20A 21A 3A 4A 5A 1901 A 1A 10A 11A 2998 100p 6959 PDZ 6 8B 2992 330p 75R 3985 3979 75R PDZ 6 8B 6962 3980 100R 3994 1K 6951 PDZ 6 8B PDZ 6 8B 6958 6957 PDZ 6 8B 3967 75R 3962 150R 4 1 3976 100R 2990 330p 1902 A 2997 330p 3981 150R 3997 8K2 3993 150R 1K 3995 PDZ 6 8B 6950 6953 PDZ 6 8B 6 3 1902 C 75R 3973 150R 3990 330p 2995 330p 2996 3982 3K9 150R 3961 150R 3960 3K9 3986 100p 2993 8K2 3984 PD...

Страница 55: ...3755 E6 3904 E9 3941 F10 3967 F10 3968 F10 3971 F10 3972 F10 3973 F10 3974 E10 3975 F10 3979 E10 3983 E10 3985 E10 3986 E10 3987 E10 3989 E10 3993 D10 3998 C1 5100 E2 5102 D1 5103 F3 5104 E2 5105 F2 5106 E1 5111 F2 5112 F2 5113 D2 5130 F2 5400 C5 5401 A7 5402 B8 5410 D9 5411 C8 5421 B7 5422 A6 5423 C7 5424 A6 5425 C7 5426 C8 5430 B10 5461 A10 5463 C9 5465 C8 5466 A8 5467 C6 5469 A8 5502 A5 5503 A3...

Страница 56: ...2 3656 E2 3657 D2 3658 E2 3659 D2 3660 D1 3662 D1 3682 G10 3683 G10 3684 F10 3685 G10 3686 G10 3688 C5 3701 E5 3702 E5 3703 D5 3704 E5 3705 F5 3706 F5 3707 F5 3708 F6 3709 G6 3710 F5 3712 F6 3714 E5 3715 D5 3716 D5 3717 G5 3718 G5 3719 E5 3720 D4 3721 F5 3722 F5 3723 F5 3724 F5 3725 F5 3726 F5 3727 G6 3729 E3 3730 D4 3731 E5 3732 E4 3733 E4 3734 E4 3735 E4 3736 E5 3737 E4 3738 E4 3739 E4 3740 E4 3...

Страница 57: ...Circuit Diagrams and PWB Layouts 57 EM5E 7 Layout Large Signal Panel Part 1 Bottom Side CL 26532041_40a eps 150402 PART 1 ...

Страница 58: ...58 EM5E 7 Circuit Diagrams and PWB Layouts Layout Large Signal Panel Part 2 Bottom Side CL 26532041_40b eps 150402 PART 2 ...

Страница 59: ...Circuit Diagrams and PWB Layouts 59 EM5E 7 Layout Large Signal Panel Part 3 Bottom Side CL 26532041_40c eps 150402 PART 3 ...

Страница 60: ...60 EM5E 7 Circuit Diagrams and PWB Layouts Layout Large Signal Panel Part 4 Bottom Side CL 26532041_40d eps 150402 PART 4 ...

Страница 61: ...9 v6 G3 v7 G4 v8 G4 v9 G4 v10 G4 v11 G5 v12 G5 v13 G5 H A B C D E F G H v1 G3 v2 G3 v3 G3 v4 G3 v5 G3 B5 90 B6 98 1 10 11 9 8 7 5 4 3 2 6 12 13 14 15 1 10 11 9 8 7 5 4 3 2 6 12 13 14 B4 155 B2 150 F251 B4 67 F261 B6 101 F223 F260 F243 F208 TO 1205 A B C D E F G 5904 v20 v9 v52 100p 2901 2905 100p 9960 9922 100p 2906 9945 BZX384 C6V8 6956 9903 9932 72 73 74 75 76 77 78 79 8 80 9 9919 58 59 6 60 61 ...

Страница 62: ...309 B14 5310 B14 5311 B14 5312 F14 5401 D3 5402 E5 5403 H2 5404 B7 5405 B7 5406 E6 5408 C6 5409 G8 5411 C1 5415 A2 5416 A3 5417 G7 3V9 9413 2339 10p 100R 3381 100n 2411 HC 49 U 1305 4M433619 2K7 3434 2380 1p5 V8 3463 4K7 5405 6u8 7413 BFS20 10p 2383 2405 4n7 3412 2384 100n BC847BW 7404 1K 100n 2353 3462 1K5 9324 2316 100n 3374 100R 10p 2355 560R 3404 3373 100R 220R 3403 7402 2402 330p 1p5 2382 BC8...

Страница 63: ...NC15 90 NC16 100 DI26 7 DI27 52 DO10 53 DO11 55 DO12 56 DO13 57 DO14 58 DO15 60 DO16 61 DO17 74 DO20 73 DO21 71 DO22 70 DO23 69 DO24 68 DO25 66 29 DI10 28 DI11 27 DI12 24 DI13 22 DI14 21 DI15 20 DI16 19 DI17 97 DI20 98 DI21 99 DI22 2 DI23 4 DI24 5 DI25 6 RES 100R 3754 2878 100n 3730 680R CX 5F 1701 12M RES 3737 1K 22p 2713 100n 2762 12p 2708 RES 1R 3753 2777 100n 100R 3710 5701 1u 3K3 3725 100p 27...

Страница 64: ...PE AP Dobly ProLogic Pixel Plus NON PIP AP Virtual Dolby NON Pixel Plus AP Dobly ProLogic Pixel Plus USA Description 1681 X X 3p 1682 X X 10p 2509 X X X X 10 F 2546 X 10 F 2547 X 10 F 2551 X 3 3nF 2572 X X X X 1nF 2573 X X X X 1nF 2580 X 1nF 2581 X 1nF 2592 X X X X 1nF 2600 X X X X 1 F 2601 X X X X 1 F 2602 X X X X 1 F 2603 X X X X 1 F 2604 X X X X 1 F 2612 X 1 F 2629 X X X X 330nF 2630 X X X X 2 ...

Страница 65: ... 61 YC0 2 YC1 3 YC2 4 YC3 5 YC4 6 YC5 7 YC6 8 YC7 9 YD0 119 118 YD1 YD2 117 YD3 116 YD4 115 YD5 114 YD6 112 YD7 111 YA0 45 YA1 46 YA2 47 YA3 48 YA4 49 YA5 50 YA6 51 YA7 52 YB0 159 158 YB1 YB2 157 YB3 156 YB4 155 YB5 154 YB6 152 YB7 151 1 VSS C2 15 VSS CLK 80 VSS D2 120 VSS DI 105 VSS E1 121 VSS E2 135 VSS F2 78 59 VSS FL VSS G1 81 VSS G2 99 VSS K 143 VSS S 28 WE B 146 WE D 106 113 VDD F 69 VDD G 9...

Страница 66: ...0 2814 100n 100n 2822 3820 75R 100n 2847 2864 100n 100n 2734 2717 12p 2851 100n 7729 BFS20 2884 100n 10u 2770 100n 2774 5743 5726 2p2 2815 100n 2846 10R 2 7 100n 2855 9741 B 9747 75R 3822 6 8V_CON 75R 3823 9741 D 10R 4 5 9741 C 10R 3 7731 BFS20 100n 2712 2833 100n 47K 3711 100n 2857 2867 100n 82R 3807 100n 2811 560R 3790 3792 1K BFS20 7728 75R 3819 100n 2804 3821 75R 5738 2809 100n 150R 3800 2803 ...

Страница 67: ...66 B1 72 N C B1 92 B9 167 B5 135 RES ONLY PTV B1 84 B5 142 B1 85 B3a 128 HOP B1 71 B1 74 B1 155 B3a 130 B5 120 B1 77 B5 92 B5 136 BZX384 C6V8 6322 6320 BZX384 C6V8 10p 2345 BZX384 C6V8 6321 6309 BAS316 V29 10p 2349 22K 3386 5303 100MHZ BAS316 6304 V24 19 YOUT 6u8 5301 12 2 10 23 24 1 SC 11 SCL 14 SDA 21 SOUT 8 UIN 17 UOUT 20 VCC 9 VIN 16 VOUT 6 YIN TDA9178 7302 3 AD1 4 AD2 5 AD3 7 ADR 22 CF 15 DEC...

Страница 68: ...1 P0 6 CORN 92 P0 7 93 P1 0 T0 94 P1 1 T1 95 P1 2 T2 96 24 D3 23 D4 27 D5 31 D6 35 D7 34 D8 30 D9 81 DATA 73 EAn 80 FADING 82 FRAME 78 G 83 HSYNC 2 IREF 1 IREF_DEC 79 B 71 CASHn 72 CASLn 5 CVBS0 4 CVBS0_R 7 CVBS1 6 CVBS1_R 36 D0 32 D1 26 D10 22 D11 25 D12 29 D13 33 D14 37 D15 28 D2 A16 44 A17 63 A18 65 A19 47 A2 64 A20 66 A21 67 A22 68 A23 51 A3 53 A4 55 A5 57 A6 59 A7 61 A8 62 A9 SAA5801H 7001 45...

Страница 69: ... B2 3578 I14 3579 I14 3601 D12 3545 A12 3546 D11 3547 B13 3550 E3 3551 D2 3552 I4 3553 I5 3554 I5 3555 J5 3556 B14 3557 C13 B1 106 RES 3558 D14 3559 E13 3560 E1 3561 E13 3562 E1 3520 C12 3521 E13 3522 F13 3523 A7 3524 A9 3525 A9 3526 A10 3527 B10 3528 C14 3529 E14 3530 E14 3531 C1 3532 B7 3533 B5 3540 A6 3544 B11 2678 C8 2679 G9 2680 G9 2681 E4 2682 E3 2686 F9 TO 1680 TUNER SIM CONNECTOR I O 3d SC...

Страница 70: ...041_029 eps 180402 FLIP FLOP ONE SHOT 11mS Small Signal Board 100n 2521 3510 47K B6 162 B1 108 B1 107 2523 C2 2522 C3 3505 E3 B1 B10 2521 A1 2520 A3 2530 D2 2529 B2 A B C D E 3513 C1 3514 C1 3515 D3 3516 C1 7681 A C3 7681 B A3 7682 B1 2528 C1 7681 A NJM4556AM 3 2 1 8 4 3506 E3 3507 E3 3509 E2 3510 B1 2531 C2 2532 E2 2578 E4 2579 C4 3500 B3 3501 B3 3502 C3 3504 C2 1 2 3 C D 3512 B1 B6 161 100K 3515...

Страница 71: ...43 E3 3344 D3 3345 E3 3346 E3 3347 E3 3348 E3 3349 D2 3353 E3 3361 D3 3363 D2 3370 E2 3371 E2 3372 E2 3373 D1 3374 D1 3375 D1 3376 D2 3377 D2 3379 D1 3381 D1 3387 D2 3388 E3 3389 D1 3390 E3 3393 D2 3394 D2 3395 D3 3396 D2 3397 D2 3398 D2 3399 E3 3400 E3 3402 D2 3404 E1 3406 D1 3409 D1 3411 D1 3412 D2 3416 E1 3418 D1 3423 E1 3433 D1 3436 E1 3437 D1 3439 E1 3442 E2 3443 E2 3444 E2 3447 E2 3448 E2 34...

Страница 72: ...72 EM5E 7 Circuit Diagrams and PWB Layouts Layout Small Signal Board Part 1 Top Side CL 2653041_41a eps 150402 PART 1 ...

Страница 73: ...Circuit Diagrams and PWB Layouts 73 EM5E 7 Layout Small Signal Board Part 2 Top Side CL 2653041_41b eps 150402 PART 2 ...

Страница 74: ...74 EM5E 7 Circuit Diagrams and PWB Layouts Layout Small Signal Board Part 3 Top Side CL 2653041_41c eps 150402 PART 3 ...

Страница 75: ...Circuit Diagrams and PWB Layouts 75 EM5E 7 Layout Small Signal Board Part 4 Top Side CL 2653041_41d eps 150402 PART 4 ...

Страница 76: ...408 D3 3410 D4 3414 D3 3415 D3 3417 D4 3419 E4 3420 D3 3421 D4 3434 D4 3435 D4 3441 D3 3445 D4 3446 E3 3450 D3 3451 E4 3452 E3 3453 D2 3454 D2 3455 D2 3456 D3 3457 D3 3459 D2 3463 D3 3465 E2 3467 E2 3468 E3 3470 E2 3471 E2 3473 E4 3474 E4 3500 D2 3501 E2 3502 E2 3504 D2 3505 D1 3506 E2 3507 E1 3509 D2 3511 D2 3515 D2 3521 E1 3522 E1 3532 D1 3533 D1 3540 D1 3544 D1 3545 D1 3546 D1 3547 D1 3550 D1 3...

Страница 77: ...Circuit Diagrams and PWB Layouts 77 EM5E 7 Layout Small Signal Board Part 1 Bottom Side CL 26532041_42a eps 150402 PART 1 ...

Страница 78: ...78 EM5E 7 Circuit Diagrams and PWB Layouts Layout Small Signal Board Part 2 Bottom Side CL 26532041_42b eps 150402 PART 2 ...

Страница 79: ...Circuit Diagrams and PWB Layouts 79 EM5E 7 Layout Small Signal Board Part 3 Bottom Side CL 26532041_42c eps 150402 PART 3 ...

Страница 80: ...80 EM5E 7 Circuit Diagrams and PWB Layouts Layout Small Signal Board Part 4 Bottom Side CL 26532041_42d eps 150402 PART 4 ...

Страница 81: ...072 F2 3073 F2 3074 E3 3075 F3 3076 C3 3077 D3 GND KEYBOARD MAIN SWITCH PANEL 5V STANDBY RC5 RECEIVER 50Hz 60Hz GND KEYBOARD IR LED GND KEYBOARD 0345 OF KEYBOARD FROM TO FROM TO 107V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 4V8 3V 5V3 1 2 3 4 1 0341 OF 5V3 3V5 FROM TO OR AC RC5 TOP CONTROL 1V9 0V2 5V2 0V5 3V3 B C D E F A B C D E F 0201 A1 0202 A4 0240 B4 0241 C4 0245 E4 1050 C1 1051 A2 2051 C1 2070 E1 207...

Страница 82: ...L 26532041_045 eps 180402 Layout Mains Switch Panel Bottom Side CL 26532041_046 eps 180402 2070 A1 3050 A2 3051 A1 3054 A2 3061 A1 3070 A2 3071 A1 3072 A1 3073 A1 3074 A1 3075 A1 3076 A2 3077 A1 3078 A1 3079 A1 3081 A2 3082 A2 3083 A2 3084 A2 4000 A2 4001 A2 4002 A2 4003 A2 4004 A2 4007 A2 4008 B2 4009 A1 4010 A2 4011 A1 6053 A1 4001 3076 4007 3081 4002 4003 4000 4004 3083 3084 4010 3072 3071 2070...

Страница 83: ...99 2340 E7 2341 F5 10 11 8 9 6 7 4 5 2 3 1 10 8 9 6 7 4 5 2 3 1 12 13 14 15 11 8V_ 12V G EHT INF SVM O R CRT 1237 E G13 1237 F F11 1237 G F11 1237 H H11 B C D E F G H I A B C D E F G H I 0031 C7 0033 E7 0035 A7 1237 A G14 1237 B G11 1237 C G13 1237 D E11 CRT THOMSOM B HFB_X RAY PROT 2V8 150V GND_RGB GND_RGB 1K5 3524 GND_RGB BAS321 6307 RES 3514 1K5 GND_RGB 3541 560R 3n3 2408 6302 BAS321 2 3 4 5 6 ...

Страница 84: ...3478 2R2 10R 3488 3426 D8 3427 C8 3428 B2 3429 E4 3448 A8 3449 A8 3450 B2 3451 B2 3452 D3 3453 D3 3454 C8 3455 E3 3456 E3 3458 B5 3460 B5 3470 C7 3471 B8 3472 A7 3473 A6 3356 E8 3410 A5 SCAVEM COIL TO 3411 B5 3412 B5 3413 C5 3416 A8 3417 B8 3420 C3 3421 C3 3422 B3 3423 B4 3424 B4 3425 B4 22n 2410 3413 820R 9406 3477 10R 3454 820R GND_X 3356 1K 3424 2M2 3421 470R GND_X GND_X 3427 2M2 BCP56 7429 BAS...

Страница 85: ...B4 3303 B3 3304 B2 3305 A4 3334 A4 3338 A3 3339 B2 3340 B2 3341 B1 3345 B1 3347 B4 3348 B4 3349 B4 3350 A2 3351 A1 3352 A2 3401 B2 3402 B1 3403 B2 3404 B1 3470 C2 3472 C2 3473 C3 3478 C2 3510 A2 3520 A1 3530 A2 3544 A1 5300 C1 5303 B4 5304 B2 5308 A4 5309 C1 5310 C1 5400 B1 5500 A4 5501 A3 5502 A3 6400 B2 6405 B2 6406 A2 6426 A2 6427 A1 6428 A2 7330 A2 7340 A1 7350 A2 9304 A2 9309 A1 9310 C1 9311 ...

Страница 86: ...2 A1 3503 A1 3504 A1 3505 A1 3506 A2 3507 A2 3508 A2 3509 A2 3511 A1 3512 A2 3513 A2 3514 A2 3515 A3 3516 A3 3517 A3 3518 A2 3519 A2 3521 A2 3522 A2 3523 A2 3524 A2 3525 A2 3526 A2 3527 A2 3528 A2 3529 A3 3531 A2 3532 A2 3533 A2 3534 A2 3535 A2 3536 A1 3537 A2 3538 A1 3539 A1 3540 A1 3541 A1 3542 A2 3543 A2 3999 A4 6301 A3 6302 A3 6303 A4 6305 A3 6306 A4 6307 A3 6401 C2 6402 C3 6403 C3 6404 C2 640...

Страница 87: ...93 B2 5430 A3 318 A1 1430 A3 2430 B3 2431 B4 2493 B2 1 2 4 3 9493 5493 CU15 68n 2493 BY228 20 6431 BYD33V 6433 2431 470p 6432 BYD33V 470p 2430 6430 BY228 20 2 MP 400mA 1430 5430 1 2 317 1 318 CL 26532041_034 eps 180402 I CL 26532041_049 eps 180402 317 A3 318 A2 1430 A2 2430 A2 2431 A1 2493 A3 5430 A1 5493 A3 6430 A2 6431 A2 6432 A2 6433 A2 9493 A3 Personal Notes ...

Страница 88: ... 25 GND_VID GND GND 5V GND 9502 3506 10K GND GND 6503 BZX284 C6V8 BZX384 C6V8 6511 PH S 1402 1 2 3 4 5 BZX284 C6V8 6502 5V_IO 1339 YKB21 5165 7505 BC847B 3546 1K GND 3521 100R GND_VID GND 100R 3520 GND GND_VID 3515 100K 1504 1502 GND GND_AUD_SC GND BZX284 C6V8 6505 3519 10K 2509 100p GND_VID 22K 3509 3999 1K 9533 2503 1n 2502 100n 2506 100n 3517 150R GND 2501 100u 5V_IO 9501 1K GND_AUD 470p 2516 3...

Страница 89: ... 3503 C1 3504 A1 3505 B2 3506 C1 3507 A1 3508 A1 3509 A1 3510 C2 3511 C1 3512 A2 3515 C2 3516 C2 3517 B2 3518 B2 3519 C1 3520 C1 3521 C1 3522 B2 3523 B2 3524 C1 3525 B1 3526 A1 3527 B2 3528 B2 3529 C2 3530 B2 3531 B2 3532 C2 3533 A2 3538 A2 3539 B1 3540 A2 3541 B1 3542 A2 3543 A2 3544 A2 3545 A1 3546 C1 3999 A1 6500 A1 6501 A1 6502 A1 6503 A1 6504 B1 6505 B1 6506 A2 6507 B1 6509 B1 6510 B1 6511 B1...

Страница 90: ...330p 3826 4K7 330p 2814 1n 2800 9803 I1 I3 1417 1 2 15R 3807 3808 22R 3809 10R 3818 4K7 1K8 3832 9800 2890 270p 2812 10n 1419 1 2 7821 BC857B 7822 BC847B 7818 BC847B 3831 4K7 3833 4K7 3810 470K 7823 BC857B 9804 1492 1 2 3897 1R 1490 1 1418 1 2 CU15 5801 1 2 4 3 3811 4M7 3824 4K7 3816 4K7 2816 220p 2821 68n 1 2 4 3 BYD33V 6810 2322592 3899 CU15 5810 2824 10u 3898 2322592 3819 4K7 7820 BC847B 3820 3...

Страница 91: ...4 B3 2825 B3 2890 A3 2891 A3 2892 A3 3805 A3 3807 C3 3808 C3 3809 B3 3810 B3 3811 B3 3812 C3 3813 C3 3814 B3 3815 B3 3816 C3 3897 A2 3898 A3 3899 A3 3998 B1 5800 A2 5801 A1 5810 B2 6810 C2 6812 B3 7810 B3 9800 B3 9803 A2 9804 A2 9805 A3 Layout VDAF Panel Bottom Side CL 26532041_053 eps 180402 2818 B1 3818 B1 3819 A1 3820 A1 3821 A1 3822 A1 3823 B1 3824 B1 3826 B1 3827 B1 3828 B1 3830 B1 3831 B1 38...

Страница 92: ...B6 Y DETECT HEADPHONE OUT L C 0333 DETECT L GND GND 16 9 Y C FROM TO 1936 OF LSP SSP GND SIDE I O OF 6808 BZX284 C6V8 GND_AUD GNDB GND_AUD GNDB GND_AUD 2807 220n 3999 150R GND_AUD 6804 BZX284 C10 6801 BZX284 C6V8 6806 BZX284 C10 3810 680K 3849 3K3 1803 6805 BZX284 C10 2804 100p 1805 2834 10n GNDB 3809 3829 120R GNDB RES SDM EMG_S 4804 GNDB GNDB GNDB 3811 GNDB 3846 10K 1 2 39K YKB21 5101A 1327 1 2 ...

Страница 93: ... 3999 A1 5800 A1 9800 B1 9802 A1 9803 A1 9810 A1 Layout Side I O Panel Bottom Side CL 26532041_055 eps 180402 2803 B1 2804 B1 2805 B1 2806 B1 2807 C1 2810 C1 2832 A1 2834 A1 2840 A1 2841 A1 3801 C1 3805 B1 3806 B1 3808 C1 3809 C1 3810 C1 3811 B1 3812 C1 3813 B1 3814 B1 3815 C1 3816 C1 3845 C1 3846 C1 3847 C1 3848 C1 3849 C1 4800 B1 4801 B1 4802 A1 4803 A1 4804 B1 6801 C1 6802 C1 6803 B1 6804 C1 68...

Страница 94: ...E 1704 D3 1705 D2 3001 E1 3002 E1 3003 E1 3004 E1 GND_KEYBOARD 1 3007 E2 3008 D2 3009 E3 3010 D3 3011 E3 3012 C3 3013 C3 3999 D4 TOP CONTROL MG 2 3 4 A B C KEYBOARD FROM TO FROM TO 3002 3K3 4006 0346 1 2 3 0345 1 2 3 3012 560R 3013 3001 390R 390R 3010 560R 4005 3008 270R 4003 4001 3011 620R 4002 4004 3009 1K1 3K3 3007 1PS76SB10 6005 3005 2K 1K5 3006 CHANNEL CHANNEL 1703 1705 1704 3004 1K5 MENU 300...

Страница 95: ... 3024 2602 9009 2500 5u6 5601 22n 100R 3502 10p 22R 3238 10p 2502 BC857B 7204 9006 3054 1K 7028 BFS20 15K 3016 7006 BFS20 1 2 3 2K7 3014 7000 BC857B 1956 BC847B 7208 1K2 3224 3204 22K 6K8 3222 5K6 3012 68K 3030 GND_RGB 9001 1K8 3032 GND_RGB 47K 3216 BFS20 7016 470K 3214 680R 3210 2210 470n 7505 BFS20 1K5 3226 BC857B 7002 7004 BC857B SC4 SC6 1u 2022 22n 2012 3000 100R 100n 2010 3K3 3036 7018 BFS20 ...

Страница 96: ...6 B2 3078 B1 3080 B2 3082 B2 3084 A2 3086 A2 3088 B2 3090 A2 3091 A1 3092 A2 3093 A2 3094 A2 3096 A2 3106 A2 3108 A2 3110 A2 3112 A2 3114 A2 3116 A2 3118 A2 3120 A2 3121 A1 3122 A1 3123 A1 3124 A1 3125 A1 3126 A1 3127 A1 3128 A1 3129 A1 3130 A1 3131 A1 3132 A1 3133 A1 3134 A1 3135 A1 3136 A1 3137 A1 3138 A1 3200 A1 3202 A1 3204 A2 3206 A2 3208 A2 3210 A1 3212 A2 3214 A2 3216 A1 3218 A1 3220 A2 322...

Страница 97: ...athode drive peak white white drive etc 8 2 Hardware Alignments Note The Service Alignment Mode SAM is described in chapter 5 of the Service Manual Menu navigation is done with the CURSOR UP DOWN LEFT or RIGHT keys of the remote control RC transmitter Figure 8 1 Top view LSP 8 2 1 Vg2 Adjustment Method 1 with oscilloscope In the frame blanking period of the R G and B signals applied to the CRT the...

Страница 98: ...steps 2 and 3 to achieve the best result a compromise between minimal visible haze at the middle of the screen and sharp lines at the edges of the screen 8 3 Software Alignments 8 3 1 Introduction With the software alignments it is possible to align the Geometry White Tone and Tuner IF settings Put the set in the SAM see chapter 5 The SAM menu will now appear on the screen Select via Alignments on...

Страница 99: ...ill get a white block in middle of the screen 2 Select Cathode and adjust the set to the correct light output This setting depends on the picture tube size and brand See table Cathode parameter for the colour analyser readings 3 Select a Colour Temperature Cool Normal or Warm 4 Adjust the white level via Red Green and Blue according to the values in table White levels Table 8 2 Cathode parameter T...

Страница 100: ... In case the horizontal linearity in wide screen mode is out of tolerance add a DC shift correction panel 3104 328 06230 to connector 1419 of the DAF panel diagram I On the DC shift panel cut diode 6433 for correction to the right or diode 6432 for correction to the left Caution Be sure to switch off the set first Never plug in a not pre aligned module in a playing set East west alignment 1 Use Ea...

Страница 101: ...8 32 36 29 34 38 CRT size in inches Anti Moire filter Yes Feature present No Feature not present Video repro Featurebox type Eagle not present Eagle Eagle present Lightsensor Yes Feature present No Feature not present 2D Combfilter Yes Feature present No Feature not present Picture improvement Yes LTP TOPIC present No LTP TOPIC not present Auto Scavem Yes Feature present No Feature not present WS ...

Страница 102: ...options are set When all the correct options are set the sum of the decimal values of each Option Byte OB will give the option number Table 8 6 Option bytes Group 1 OB Bit Option name Settings in decimal values Option number 1 0 Featurebox 0 Eco n a 1 Prozonic n a 2 Melzonic n a 3 Eagle 4 Falconic 5 Falconic Sum OB1 1 2 3 2D Comb Filter 0 Off 8 On 4 Auto Scavem 0 Off 16 On 6 Light Sensor 0 Off 64 ...

Страница 103: ... 32 384 n a 512 36 768 29 1024 34 1280 38 2048 n a 9 10 11 12 Anti moire 0 Off 4096 On Menu name Subjects Options Physically in set Personal Options Picture Mute Yes Picture mute active in case no picture detected No Noise in case of no picture detected Virgin Mode Yes TV starts up once with language selection menu after mains switch on for the first time virgin mode No TV does not starts up once ...

Страница 104: ...provisions for extended functions such as PIP The main functionalities of the SSB are the core TV functionalities being TXT control video and audio decoding feature box video featuring and sync geometry control The LSP single sided is built up very conventional with hardly any surface mounted components on the copper side Similar with the EM3 but different as with the MG chassis the EM5 LSP has a ...

Страница 105: ... signals for TXT OSD from the P are also inserted via the HOP The video part delivers the RGB signals to the CRT panel and the geometry part delivers the H drive V drive and a drive signal for rotation Both deflection circuits are hot and located on the LSP They are driven by the HOP To make a galvanic separation the Line Drive is driven via transformer 5410 and the Frame Drive via transformer 562...

Страница 106: ... transistor 7528 will conduct and relay 1550 is activated Initially a considerable current will flow via PTC 3516 through the degaussing coil The PTC will heat up resistance will rise and the current will decay rapidly The OTC makes the DEGAUSSING signal high after 12 s which will switch off the relay 9 3 3 Standby power supply Diagram A2 Principle This power supply is delivering the standby volta...

Страница 107: ...his case the base of TS7708 is kept low by the conducting TS7709 until the problem is solved The µP receives no POR pulse and cannot be reset 5V2 Stabilisation and Feedback The Standby Power Supply always oscillates at maximum power The only limiting factor is the maximum primary current which has been pre set with R3108 3118 R3113 zener diode D6122 R3124 and R3114 determine UOUT If the voltage ac...

Страница 108: ... If the optocoupler would fail the secondary voltage will increase This would have disastrous consequences since many ICs e g OTC Flash RAM and DRAM are fed with this 5 2 V In other words very expensive repairs would be required We already know that the negative supply is directly dependent upon the secondary 5 2 V because of which the negative supply will increase proportionally as the secondary ...

Страница 109: ...in a lower current Via opto coupler 7505 and transistor TS7502 TON of the FET is changed will increase The output voltage VBAT will rise If the load continues to increase the regulator will block at a certain moment TON is now at maximum value This is the point where VBAT will go below 141 V and at further increasing load is switched off The voltage across the co coupled coil L5506 pin 4 and 5 wil...

Страница 110: ...This voltage VTUN is derived from the secondary side of the standby supply via D6110 and R3116 R3115 and a 33 V zener diode D6200 The OTC together with the HIP controls the tuning procedure There is also automatic switching for the different video systems The IF filter is integrated in a SAW Surface Acoustic Wave filter The type of this filter depends on the received standard s There are two SAW f...

Страница 111: ...a separate centre speaker unnecessary By pressing the standby key on the remote control for at least 3 seconds the complete Cinema Link system will be switched to standby 9 6 5 Video Processing The sandcastle pulse created by the HIP is not used for synchronisation only for the Comb filter The HOP will generate synchronisation signals derived from the feature box PICNIC pin 60 and 61 signals If a ...

Страница 112: ...5 525 or 312 5 625 lines per frame At the end the digital YUV signals enter via FM4 and FM5 the Eagle IC This IC has the following functions Luminance Transient Improvement LTI Peaking Programmable number of lines Programmable number of pixels per line Demo mode split screen Improved colour transients CTI and colour enhancement TOPIC Improved vertical zoom The digital YUV signals from the Eagle go...

Страница 113: ...our signals is limited to 1 4 of the luminance bandwidth Transients between areas of different colours are therefore not very sharp The PICNIC can steepen these transients artificially with a time manipulation algorithm Dynamic Contrast To make the contrast black white range wider Philips has invented Dynamic Contrast It uses the digital memory used in 100 Hz sets It measures every A field 25 x pe...

Страница 114: ... luminance signal through these filters the filter output is added to the original signal In this way the so called ears are created together with the steeper slopes These ears will give a contrast improvement at details Both horizontal and vertical peaking is amplitude dependent the higher the signal jump the lower the peaking This is done to avoid that high jumps get big ears because this will i...

Страница 115: ... first frame three pulses are generated to adjust the cut off voltage at a current of 8 µA With this measurement the black level at the RGB outputs is adjusted Therefore at start up there is no monitor pulse anymore At start up the HOP measures the pulses which come back via pin 44 The RGB outputs have to be between 1 5 V and 3 5 V If one of the outputs is higher than 3 5 V or one of them lower th...

Страница 116: ...ks on the collector of TS7409 and TS7408 To prevent that these peaks will damage the transistors a snubber circuit C2414 C2412 and R3411 will suppress them When the LINEDRIVE1 signal is high again the above described sequence starts again Circuit L5411 and R3409 will increase the switch off time of the line transistor The line stage is started via a slow start principle During start up the HOP gen...

Страница 117: ...tion current for the right and left side is reduced C2433 is charged quadratic during time interval t1 t2 Left and right the voltage across the deflection coil decreases causing the deflection to slow down In the centre the voltage increases and the deflection will be faster An S shaped current is superimposed on the saw tooth current This correction is called finger length correction or S Correct...

Страница 118: ...ack to the inverting input of the amplifier R3624 and C2624 on the output of the amplifier form a filter for high frequencies and in that way also prevents oscillations Peak voltages on the output e g as a result of a possible flash are damped by the clamp circuit consisting of D6619 C2627 and R3627 The network consisting of R3625 R3626 R3629 and C2629 form an extra damping circuit 9 11 3 Anti moi...

Страница 119: ...ART1 output Tuner at any time has to be fed back to the input selector and selected as input for the MSP SCART1 input The MSP34XX has a separate headphone output so sound control can be done separate from the speakers 9 12 4 Audio Decoding At the input a choice can be made between two IF signals SIF and SIFM The selected signal is fed to the AGC After this an ADC converts the IF signal to digital ...

Страница 120: ...metrical voltage of 16 V or 19 V depending on the set execution generated by the main supply via L5512 or L5506 Mute Sound mute is done via the STBY MUTE line connected to pin 6 tri state input of the amplifier IC This line is activated via the SOUND ENABLE line software controlled and or POR line hardware controlled This signal is inverted by TS7701 and or TS7703 as a result of which at a high le...

Страница 121: ...RT Panel Rotation 9 14 1 RGB Amplifiers Diagram F1 Figure 9 23 RG B signal path The RGB signals from the HOP are fed to three identical amplifiers TDA6118 on the CRT panel We take one of them B connector 1940 pin 9 as example for the description After emitter follower TS7314 the signal is fed to TS7315 This emitter follower sends the signal with the same DC voltage to the RGB amplifier IC7350 pin ...

Страница 122: ...endent of the sharpness meter reading in the Auto TV program the picture tube size and the sharpness setting by the customer Parabola Generation optional Figure 9 28 Auto Scavem Stage 5 Optional depending on the set execution the Scavem signal is modulated with a parabola This is necessary because the picture tube is less sensitive for Scavem in the centre as on both sides On the CRT panel the hea...

Страница 123: ... the amount of sharpness via the bandwidth of the incoming video signal and adapts the peaking frequency in the PICNIC according to this info If the sharpness meter sees the video content as sharp high frequency peaking will be used On the other hand if the picture content is seen as not sharp a low mid frequency peaking is used Auto Ambient The picture performance is adapted to the ambient condit...

Страница 124: ... Bass Enhancement extra low frequency amplification DC filament Filament supply voltage DFU Direction For Use description for the end user DNR Digital Noise Reduction noise reduction feature of the box DSP Digital Signal Processing DST Dealer Service Tool special remote control designed for dealers to enter e g service mode DVD Digital Versatile Disc DYN FASE COR Dynamic phase correction to correc...

Страница 125: ... Reset signal RGB PIP RGB input for PIP RGB TXT RGB input for Teletext and OSD RGB VC RGB input to the Picture Tube Panel ROM Read Only Memory SAM Service Alignment Mode SC Sandcastle two level pulse derived from sync signals S C Short Circuit SCAVEM Scan Velocity Modulation SCL F Clock signal on fast I2C bus SD Standard Definition SDA F Data signal on fast I2C bus SIF Sound Intermediate Frequency...

Страница 126: ...STRY 203 REY 204 FALREF 205 REFIN 206 WEYUV_G 207 VDDA 208 VDDC 1 VSS 2 VDDA 3 UVF0 4 UVF1 5 UVF2 6 UVF3 7 UVF4 8 UVF5 9 UVF6 10 UVF7 11 VSS 12 VDDC13 YF0 14 YF1 15 YF2 16 YF3 17 YF4 18 YF5 19 YF6 20 YF7 21 VSS 22 VDDC 23 VDDA 24 VSS 25 SNCK 26 SNRST 27 HD28 VD29 INTR1 30 VA 31 SNDA 32 HREF 33 TRST 34 TMS 35 VDDC 36 VDDC 37 VSS 38 VSS 39 VDDA 40 VSS 41 TDI 42 TDO 43 TCK 44 45 46 47 48 49 50 51 52 ...

Страница 127: ...0nF 5 250V 2451 2020 012 93757 1000µF 20 10V 2454 3198 017 31530 15nF 50V 2455 5322 126 11578 1nF 10 50V 2457 8204 000 75481 15nF 5 25V 2458 4822 126 14241 330pF 50V 2460 4822 124 81144 1000µF 16V 2461 4822 122 31169 1 5nF 10 500V 2462 4822 124 80061 1000µF 20 25V 2463 4822 122 31177 470pF 10 500V 2464 4822 124 80061 1000µF 20 25V 2465 4822 122 31177 470pF 10 500V 2466 2238 586 59812 100nF 50V 246...

Страница 128: ...5 62mW 3459 4822 051 30272 2k7 5 62mW 3460 4822 052 10108 1Ω 5 0 33W 3461 4822 052 10108 1Ω 5 0 33W 3462 4822 052 11108 1Ω 5 0 5W 3463 4822 052 11108 1Ω 5 0 5W 3464 4822 052 11108 1Ω 5 0 5W 3465 4822 052 11108 1Ω 5 0 5W 3466 4822 051 30472 4k7 5 62mW 3467 4822 117 13632 100k 1 620mW 3472 4822 051 30393 39k 5 62mW 3474 4822 051 30563 56k 5 62mW 3475 4822 051 30472 4k7 5 62mW 3476 4822 116 83874 220...

Страница 129: ... 051 30008 Jumper 9430 4822 051 30008 Jumper 9431 4822 051 30008 Jumper 9432 4822 051 30008 Jumper 9433 4822 051 30008 Jumper 9434 4822 051 30008 Jumper 9435 4822 051 30008 Jumper 9436 4822 051 30008 Jumper 9437 4822 051 30008 Jumper 9438 4822 051 30008 Jumper 9440 4822 051 30008 Jumper 9441 4822 051 30008 Jumper 9443 4822 051 30008 Jumper 9481 4822 051 30008 Jumper 9483 4822 051 30008 Jumper 9499...

Страница 130: ...z OFWK3953L 1409 2422 549 44369 Saw filter 38MHz 9 OFWK9656L 1651 2422 543 89019 Crystal 18 432MHz CX 5F 1680 2422 025 16961 6p male 1702 2422 540 98456 Crystal 12MHz CSTCV12 8402 3104 311 04711 5p 180mm 8680 3104 311 04991 6p 400mm 2001 2222 867 15339 33pF 5 50V 2002 4822 126 11669 27pF 2003 4822 126 13879 220nF 20 16V 2004 4822 126 13879 220nF 20 16V 2005 2238 586 59812 100nF 50V 2006 2238 586 5...

Страница 131: ...22 126 11669 27pF 2740 4822 126 14494 22nF 10 25V 2741 4822 126 14494 22nF 10 25V 2742 4822 126 14494 22nF 10 25V 2743 2238 586 59812 100nF 50V 2744 2238 586 59812 100nF 50V 2745 2238 586 59812 100nF 50V 2746 2238 586 59812 100nF 50V 2747 2238 586 59812 100nF 50V 2748 2238 586 59812 100nF 50V 2749 2020 021 91554 10µF 20 16V 2750 2238 586 59812 100nF 50V 2751 2238 586 59812 100nF 50V 2752 2238 586 ...

Страница 132: ... 051 30102 1k 5 62mW 3406 2322 702 60279 27Ω 5 3408 4822 051 30101 100Ω 5 62mW 3411 4822 051 30272 2k7 5 62mW 3412 4822 051 30102 1k 5 62mW 3414 4822 051 30472 4k7 5 62mW 3415 4822 051 30222 2k2 5 62mW 3418 4822 051 30391 390Ω 5 62mW 3419 4822 051 30339 33Ω 5 62mW 3435 4822 051 30472 4k7 5 62mW 3436 4822 051 30221 220Ω 5 62mW 3437 4822 051 30471 470Ω 5 62mW 3439 4822 051 30471 470Ω 5 62mW 3441 482...

Страница 133: ...r 9717 4822 051 30008 Jumper 9718 4822 051 30008 Jumper 9719 4822 051 30008 Jumper 9722 4822 051 30008 Jumper 9724 4822 051 30008 Jumper 9725 4822 051 30008 Jumper 9731 4822 051 30008 Jumper 9733 4822 051 30008 Jumper 9735 4822 051 30008 Jumper 9736 4822 051 30008 Jumper 9737 4822 051 30008 Jumper 9738 4822 051 30008 Jumper 9739 4822 051 30008 Jumper 9740 4822 051 30008 Jumper 9741 4822 117 12662 ...

Страница 134: ... 30472 4 7kΩ 5 3075 4822 051 30472 4 7kΩ 5 3076 4822 051 30682 6 8kΩ 5 3077 4822 051 30103 10kΩ 5 3078 4822 051 30102 1kΩ 5 3079 4822 051 30332 3kΩ3 5 3082 4822 051 30008 Jumper 3998 4822 116 52213 180Ω 5 62mW 6051 4822 209 72895 TLUV5300 6070 4822 130 11595 BPW46 7070 4822 209 70672 LM358N 7070 4822 209 70672 LM358N CRT panel F Various 0032 4822 492 70788 Fix IC 0034 4822 492 70788 Fix IC 0036 48...

Страница 135: ...2422 025 16725 21p female 9502 4822 051 20008 Jumper 9503 4822 051 20008 Jumper 9506 4822 051 20008 Jumper 9507 4822 051 20008 Jumper 9508 4822 051 20008 Jumper 9514 4822 051 20008 Jumper 9515 4822 051 20008 Jumper 9523 4822 051 20008 Jumper 9531 4822 051 20008 Jumper 2500 2020 552 95344 680nF 16V 2501 4822 124 41643 100µF 20 16V 2502 4822 126 14585 100nF 10 50V 2503 5322 126 10511 1nF 5 50V 2504 ...

Страница 136: ...3104 301 07771 3p 1200mm 8346 3104 311 01401 3p 1500mm 3001 4822 051 20391 390Ω 5 3003 4822 117 13528 200Ω 1 3005 4822 117 11951 2kΩ 1 3009 4822 117 11534 1 1kΩ 1 3011 4822 117 10845 620Ω 1 3999 4822 051 20471 470Ω 5 Autoscavem panel SC Various 1440 2422 025 12485 11p male 1940 2422 025 12485 11p male 1955 4822 267 10735 3p 8440 3104 311 05011 11p 340mm 2006 2238 586 59812 100nF 50V 2008 4822 126 ...

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