Philips EM1A Скачать руководство пользователя страница 52

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Spare parts list

GB 102

EM1A

10.

3706

4822 051 30109 10

Ω

5% 0.062W

3707

4822 051 30392 3k9 5% 0.063W

3708

4822 051 30272 2k7 5% 0.062W

3709

4822 051 30008 Jumper

3711

4822 051 30102 1k 5% 0.062W

3714

4822 117 12139 22

Ω

5% 0.062W

3716

4822 051 30472 4k7 5% 0.062W

3717

4822 051 30472 4k7 5% 0.062W

3718

4822 051 30221 220

Ω

5% 0.062W

3719

4822 117 13574 1

Ω

5 5% 1206

3720

4822 117 13574 1

Ω

5 5% 1206

3725

4822 051 30105 1M 5% 0.062W

3728

4822 051 30101 100

Ω

5% 0.062W

3731

4822 051 30101 100

Ω

5% 0.062W

3732

4822 051 10102 1k 2% 0.25W

3733

4822 051 30101 100

Ω

5% 0.062W

3739

4822 051 30101 100

Ω

5% 0.062W

3740

4822 051 30008 Jumper

3741

4822 051 30102 1k 5% 0.062W

3744

4822 051 30102 1k 5% 0.062W

3745

4822 051 30102 1k 5% 0.062W

3746

4822 051 30472 4k7 5% 0.062W

3747

4822 051 30689 68

Ω

5% 0.063W

3748

4822 051 30689 68

Ω

5% 0.063W

3749

4822 051 30689 68

Ω

5% 0.063W

3754

4822 051 30109 10

Ω

5% 0.062W

3755

4822 051 30008 Jumper

3757

4822 051 30008 Jumper

3759

4822 051 30008 Jumper

3790

3198 031 11010 4X100

Ω

3791

3198 031 11010 4X100

Ω

3792

3198 031 11010 4X100

Ω

3793

3198 031 11010 4X100

Ω

3794

3198 031 11010 4X100

Ω

3795

3198 031 11010 4X100

Ω

3796

4822 051 30101 100

Ω

5% 0.062W

3797

4822 051 30101 100

Ω

5% 0.062W

5301

4822 157 11876 6.8

H 10%

5302

4822 157 11876 6.8

H 10%

5401

3198 018 33370 0U33 10%

5401

4822 157 71303 Coil MLF2012DR39KT

5405

3198 018 33980 3U9 10%

5406

4822 157 11876 6.8

H 10%

5407

2422 535 95427 Bead 100mHz

5408

2422 549 44459 IND VAR 78mHz

5409

2422 535 95427 Bead 100mHz

5410

3198 018 51080 1U 10%

5639

4822 157 11781 Coil BLM11A601SPT1

5640

4822 157 11781 Coil BLM11A601SPT1

5641

4822 157 11781 Coil BLM11A601SPT1

5642

4822 157 11781 Coil BLM11A601SPT1

5643

4822 157 11781 Coil BLM11A601SPT1

5644

4822 157 11781 Coil BLM11A601SPT1

5645

4822 157 11781 Coil BLM11A601SPT1

5651

2422 549 43769 100mHz 30R

5652

2422 549 43769 100mHz 30R

5653

2422 549 43769 100mHz 30R

5654

4822 157 11716 Coil BLM21P300SPT

5655

3198 018 56880 6U8 10%

5656

4822 157 71593 10

H 10%

5701

4822 157 71206 Coil

5702

2422 535 95427 Bead 100mHz

5703

4822 157 11716 Coil BLM21P300SPT

5704

4822 157 11716 Coil BLM21P300SPT

5705

2422 535 95427 Bead 100mHz

5706

4822 157 11778 5U6 10%

5707

4822 157 11781 Coil BLM11A601SPT1

5711

4822 157 11781 Coil BLM11A601SPT1

5713

4822 157 11781 Coil BLM11A601SPT1

5718

3198 018 33370 0U33 10%

5720

4822 157 11781 Coil BLM11A601SPT1

5911

4822 157 11781 Coil BLM11A601SPT1

5912

4822 157 11781 Coil BLM11A601SPT1

5913

4822 157 11781 Coil BLM11A601SPT1

5914

4822 157 11781 Coil BLM11A601SPT1

5915

4822 157 11781 Coil BLM11A601SPT1

5916

4822 157 11781 Coil BLM11A601SPT1

5917

4822 157 11781 Coil BLM11A601SPT1

5918

4822 157 11781 Coil BLM11A601SPT1

5919

4822 157 11781 Coil BLM11A601SPT1

5920

4822 157 11781 Coil BLM11A601SPT1

5921

4822 157 11781 Coil BLM11A601SPT1

5922

4822 157 11781 Coil BLM11A601SPT1

5923

4822 157 11781 Coil BLM11A601SPT1

5924

4822 157 11781 Coil BLM11A601SPT1

5925

4822 157 11781 Coil BLM11A601SPT1

5926

4822 157 11781 Coil BLM11A601SPT1

5927

4822 157 11781 Coil BLM11A601SPT1

5928

4822 157 11781 Coil BLM11A601SPT1

5929

4822 157 11781 Coil BLM11A601SPT1

5930

4822 157 11781 Coil BLM11A601SPT1

5931

4822 157 11781 Coil BLM11A601SPT1

5932

4822 157 11781 Coil BLM11A601SPT1

5933

4822 157 11781 Coil BLM11A601SPT1

5935

4822 157 11781 Coil BLM11A601SPT1

5940

4822 157 11781 Coil BLM11A601SPT1

5943

4822 157 11781 Coil BLM11A601SPT1

5944

4822 157 11781 Coil BLM11A601SPT1

5945

4822 157 11781 Coil BLM11A601SPT1

5946

4822 157 11781 Coil BLM11A601SPT1

5947

4822 157 11781 Coil BLM11A601SPT1

5948

4822 157 11781 Coil BLM11A601SPT1

5949

4822 157 11781 Coil BLM11A601SPT1

5950

4822 157 11781 Coil BLM11A601SPT1

5951

4822 157 11781 Coil BLM11A601SPT1

6303

4822 130 11594 BZX284-C47

6304

4822 130 83757 BAS216

6306

9322 129 37685 BZM55-C5V6

6307

4822 130 11528 1PS76SB10

6309

4822 130 83757 BAS216

6310

9322 129 38685 BZM55-C6V8

6311

9322 149 08685 BZM55-C22

6319

4822 130 83757 BAS216

6320

4822 130 83757 BAS216

6321

4822 130 83757 BAS216

6322

4822 130 83757 BAS216

6403

4822 130 11525 1SS356

6404

4822 130 11525 1SS356

6405

4822 130 11525 1SS356

6406

9322 149 08685 BZM55-C22

6652

9322 129 40685 BZM55-C10

6654

4822 130 83757 BAS216

7001

9352 641 92557 SAA5667

7001

9352 659 94557 SAA5647HL/M1

7002

4822 130 60373 BC856B

7003

3198 010 42310 BC847BW

7004

3198 010 42310 BC847BW

7005

9322 116 74668 LD1117D33

7006

4822 209 73852 PMBT2369

7007

4822 209 73852 PMBT2369

7011

9322 156 63668 CY7C1019V33-15VC

7012

4822 209 17377 M24C32-WMN6

7301

9352 625 23518 TDA9330H/N2

7303

5322 130 42756 BC857C

7307

9352 630 99118 Comb filter multi TDA9181

7308

9340 310 30215 PDTC144ET

7309

9340 310 30215 PDTC144ET

7310

9340 310 30215 PDTC144ET

7311

3198 010 42310 BC847BW

7312

3198 010 42310 BC847BW

7313

4822 209 73852 PMBT2369

7314

3198 010 42310 BC847BW

7315

4822 209 73852 PMBT2369

7320

3198 010 42310 BC847BW

7322

3198 010 42310 BC847BW

7323

9352 625 24518 TDA9321H/N2

7324

5322 130 63679 BC847CW

7401

3198 010 42310 BC847BW

7405

3198 010 42310 BC847BW

7406

3198 010 42310 BC847BW

7407

5322 130 42756 BC857C

7411

5322 130 60159 BC846B

7651

9322 151 17671 MSP3411G-FH-A2

7656

9340 425 30115 BC847BPN

7661

9340 425 30115 BC847BPN

7682

9340 425 30115 BC847BPN

7701

5322 130 42756 BC857C

7702

3198 010 42310 BC847BW

7704

4822 209 73852 PMBT2369

7708

4822 209 90034 SAA4990H/V0

7709

9352 640 20557 SAA4978H/V203

7713

9322 116 74668 LD1117D33

7714

4822 209 17307 MSM54V12222A-30JS

7715

4822 209 17307 MSM54V12222A-30JS

7716

2422 486 80737 32P female V

8681

3104 311 00121 3P 280mm

8682

3104 311 02951 10P 280mm

[C] PIP DW Panel

Various

0172

3104 301 08351 Phone 120 phone

0175

3104 304 22073 multi voltage bracket

0200

4822 267 10734 5P

0201

4822 267 10557 10P

0205

2422 025 16587 10P female V

0207

4822 267 10565 4P

0236

4822 267 10735 3P

0272

2422 025 16382 3P male V

0273

2422 025 12482 6P male V

1327

4822 242 10694 Crystal 12MHz

1333

2422 549 44311 Filter 5.8-6.5MHz

1352

2422 549 44202 Saw Filter OFWK6287K

1352

2422 549 44223 Saw Filter OFWK7260M

2261

4822 124 40207 100

F 20% 25V

2262

5322 126 10511 1nF 5% 50V

2265

4822 124 40207 100

F 20% 25V

2269

4822 126 13751 47nF 10% 63V

2301

3198 017 41050 1

F 10V

2302

5322 126 10184 820P 5% 50V 3

2303

5322 126 10223 4n7F 10% 63V

2306

5322 126 11583 10nF 10% 50V

2309

4822 126 14585 100nF 10% 50V

2312

4822 122 33177 10nF 20% 50V

2313

4822 126 14585 100nF 10% 50V

2314

4822 126 14585 100nF 10% 50V

2316

4822 126 14494 22nF 10% 25V

2317

4822 126 13879 20nF 20-80% 16V

2319

4822 126 14305 100nF 10% 16V

2321

5322 126 10465 3.9nF 10% 50V

2322

4822 124 40248 10

F 20% 63V

2324

4822 126 14585 100nF 10% 50V

2327

4822 126 11671 33pF

2328

4822 126 11671 33pF

2331

4822 124 22652 2.2

F 20% 50V

2332

4822 126 14076 220nF 25V

2333

4822 126 14305 100nF 10% 16V

2334

5322 122 32654 22nF 10% 63V

2335

4822 126 14043 1

F 20-80% 16V

2336

5322 126 10184 820P 5% 50V 3

2338

4822 122 33127 2n2F 10% 63V

2342

4822 126 13692 47pF 1% 63V

2345

4822 126 13692 47pF 1% 63V

2348

4822 122 33777 47pF 5% 63V

2349

4822 122 33177 10nF 20% 50V

2350

4822 124 40248 10

F 20% 63V

2351

4822 122 33177 10nF 20% 50V

2354

4822 126 13482 470nF 20-80% 16V

2355

3198 017 41050 1

F 10V

2356

4822 126 13482 470nF 20-80% 16V

2357

5322 122 32448 10pF 5% 63V

2372

5322 126 10223 4n7F 10% 63V

2373

4822 124 21913 1

F 20% 63V

2374

5322 122 32654 22nF 10% 63V

2375

5322 126 10511 1nF 5% 50V

2376

5322 126 10511 1nF 5% 50V

2377

5322 126 10511 1nF 5% 50V

2380

4822 124 40248 10

F 20% 63V

2385

4822 126 13881 470pF 5% 50V

2386

4822 126 13881 470pF 5% 50V

2390

4822 122 33777 47pF 5% 63V

2391

4822 122 31765 100pF 2% 63V

2392

4822 126 14507 18pF 5% 50V

2393

4822 122 31765 100pF 2% 63V

2401

3198 017 41050 1

F 10V

2402

3198 017 41050 1

F 10V

2403

3198 017 41050 1

F 10V

2404

3198 017 41050 1

F 10V

2405

3198 017 41050 1

F 10V

2411

4822 124 40248 10

F 20% 63V

2412

4822 126 13879 20nF 20-80% 16V

2415

4822 126 13879 20nF 20-80% 16V

2431

4822 126 14305 100nF 10% 16V

2432

4822 126 14305 100nF 10% 16V

2434

4822 126 14305 100nF 10% 16V

2436

4822 124 40207 100

F 20% 25V

2811

4822 126 14305 100nF 10% 16V

2812

4822 126 14305 100nF 10% 16V

2813

4822 122 33753 150pF 5% 50V

2814

4822 126 13838 100nF 20-80% 50V

2816

4822 124 40248 10

F 20% 63V

2817

4822 126 13838 100nF 20-80% 50V

2818

4822 126 13838 100nF 20-80% 50V

2819

4822 126 13838 100nF 20-80% 50V

2821

4822 124 40248 10

F 20% 63V

2822

4822 126 13838 100nF 20-80% 50V

2823

4822 126 14305 100nF 10% 16V

2824

4822 126 14305 100nF 10% 16V

2825

5322 122 33538 150pF 2% 63V

2826

4822 126 13838 100nF 20-80% 50V

2827

4822 124 40207 100

F 20% 25V

2828

4822 126 14305 100nF 10% 16V

2829

4822 126 13838 100nF 20-80% 50V

2831

4822 126 14043 1

F 20-80% 16V

Содержание EM1A

Страница 1: ...ew 32 Testpoint overview LSP 33 Testpoint overview SSB DW CRT panel 34 7 Electrical diagram s en PWB s Diagram PWB Main supply Diagram A1 35 43 48 Standby supply Diagram A2 36 43 48 Line deflection Diagram A3 37 43 48 Frame deflection Diagram A4 38 43 48 Audio amplifier Diagram A5 39 43 48 Headphone amplifier Diagram A6 40 43 48 Tuner I O SIMM connector Diagram A7 41 43 48 Front control Diagram A8...

Страница 2: ... buttons Side I O connections Figure 1 1 SVHS 1 gnd v 2 gnd v 3 Y 1 Vpp 75 Ω j 4 C 0 3 Vpp 75 Ω j Audio video 1 Video 1 Vpp 75 Ω jq 2 Audio L 0 2 Vrms 10 kΩ jq 3 Audio R 0 2 Vrms 10 kΩ jq 4 Headphone 32 2000 Ω 10 mW rt 1 2 2 Rear connections Figure 1 2 Monitor out 1 Video 1 Vpp 75 Ω kq 2 Audio L 0 5 Vrms 10 kΩ kq 3 Audio R 0 5 Vrms 10 kΩ q AV1 in 1 Y 0 7 Vpp 75 Ω jq 2 Pb 0 7 Vpp 75 Ω jq 3 Pr 0 7 V...

Страница 3: ...verview GB 3 EM1A 1 1 3 Chassis overview Figure 1 3 CL 06532130_003 eps 181000 LARGE SIGNAL PANEL SMALL SIGNAL BOARD B A CRT SCAVEM PANEL F MAINS SWITCH PANEL J MAINS HARMONIC PANEL Y SIDE I O PANEL D PIP DOUBLE WINDOW PANEL C TOP CONTROL PANEL E DAF PANEL I ...

Страница 4: ...net should be checked for defects to avoid touching of any inner parts by the customer 2 2 Maintenance instructions It is recommended to have a maintenance inspection carried out by a qualified service employee The interval depends on the usage conditions When the set is used under normal circumstances for example in a living room the recommended interval is 3 to 5 years When the set is used in ci...

Страница 5: ... with D and without E aerial signal Voltages in the power supply section are measured both for normal operation G and in Standby F These values are indicated by means of the appropriate symbols The picture tube PWB has printed spark gaps Each spark gap is connected between an electrode of the picture tube and the Aquadag coating The semiconductors indicated in the circuit diagram and in the parts ...

Страница 6: ... key The request DELETE appears next to the selected channel number or source Press the cursor right to delete Press the SURF key repeatedly to scroll through the selected channels or sources Cursor Up Down allows you to select the next or previous item on the menu and to select another picture format Left Right allows you to access the sub menus and adjust the settings V Volume Increases or decre...

Страница 7: ...t character You can key up to a maximum of 5 characters Press the MENU key to store the named channel Naming of channels INSTALL LANGUAGE AUTO STORE MANUAL STORE SORT CHANNEL EDIT NAME INSTALL LANGUAGE AUTO STORE MANUAL STORE SORT CHANNEL EDIT ƒ NAME SORT FROM TO EXCHANGE EXCHANGED 3 4 5 6 7 SKIPPED INSTALL LANGUAGE AUTO STORE MANUAL STORE SORT CHANNEL EDIT NAME CNN Manual tuning allows you to sto...

Страница 8: ...t x of your TV Better playback quality can be obtained if you also connect the Video Audio Left and Right only for stereo equipment cables 3 to the VIDEO AUDIO L Mono and R input AV2 IN Note in case of mono equipment only the left loudspeaker reproduces sound Use a mono to stereo adaptor not supplied for sound reproduction via all internal loudspeakers The MONITOR OUT connectors can be used for da...

Страница 9: ...on the right side of the TV Switch on the equipment é Select the correct external on your TV and on your video recorder Set your video recorder to record You record what you are watching on the screen Do not switch channel numbers or do not switch off your TV when you are recording Record with your video recorder Connect your camera or camcorder to sockets at the right side of your TV é Connect th...

Страница 10: ...e the VOLUME Check that the television is not muted press the button on the remote control When no signal is detected the television automatically switches off the sound This is proper operation and does not indicate a malfunction Check the transmission system s sound settings of this set Adjust the contrast and brightness setting or select another picture setting with the smart picture key Check ...

Страница 11: ...le and pull backward 3 Remove Mains switch module from bottomplate see description below 4 Free the necessary wiring from their fixation clamps for the ease of handling 5 Sometimes a cable must be disconnected for the ease of handling like the degaussing coil 0020 and loudspeaker 1735 1736 1737 cables 6 Now reposition following modules in order to cope with the LSP service position DAF module from...

Страница 12: ...original position but for ease of use a SSB extension board is available under number 9965 000 05769 Before usage of this board the LSP top bracket has to be taken out This can be done by 1 Remove the DAF panel see 4 2 5 2 Remove the 2 screws which hold the bracket at the right side 3 Lift the bracket at the same side It hinges at the cooling plate Note For some type numbers the LSP has to be move...

Страница 13: ...B while sliding the module in the direction of the CRT 2 2 The board can easily be lifted from its bracket after releasing the 2 fixation clamps 3 4 2 6 Accessing the Mains Harmonic panel Figure 4 8 1 The complete module can be removed from the LSP bracket after removal of the DAF panel by removing screw 1 and then slide the module in the opposite direction of the CRT 2 2 The board can easily be l...

Страница 14: ...position 2 1 Release the two fixation clamps by pulling them backward 1 2 At the same time the complete assy must be pulled backward 2 3 If the board has to be removed release the 2 clamps at the bracket sides and lift panel up 3 4 3 Mounting the Rear Cover Before mounting the Rear Cover some checks has to be performed Check whether the Mains Cord is mounted correctly in the guiding brackets Check...

Страница 15: ...lity mode and no ident timer normally the set is automatically switched off when no video signal IDENT was received for 15 minutes Entering Via a standard RC handset by entering the code 062596 followed by the MENU button Via ComPair Via grounding the Front Detect line on the Side I O panel during switch ON pins 1 and 7 of connector 0936 By the DEFAULT button on the DST while the set is in the nor...

Страница 16: ...ption bytes 8 codes possible summary of options are explained below 5 Sub menus are listed in a scroll menu N O R M A L R E D P I C T U R E B R I G H T N E S S S O U N D C O L O U R F E A T U R E S C O N T R A S T I N S T A L L S H A R P N E S S C O L O U R T E M P S A M S A M S A M S A M S A M N P R G W S S B S Y S T E M O B 1 O B 2 H R S 0 0 0 3 S W I D E M 1 1 A 1 1 0 E R R 0 0 0 0 0 0 0 O P T ...

Страница 17: ...2 2 Details on available software versions can be found in the chapter Software Survey of the publication Product Survey Colour Television Line 2 Error code buffer for more details see paragraph 5 3 Displays the last 7 errors of the error code buffer Line 3 Software and hardware functionality of the EM1A is controlled by option bits An option byte or option number represents 8 of those bits Each o...

Страница 18: ...omer Service Mode the picture is OK Decrease the CONTRAST value The new Personal Preference value is automatically stored after 3 minutes 5 3 2 Sound problems No sound or sound too loud after channel change switching on After switching on the Customer Service Mode the volume is OK Increase decrease the volume level The new Personal Preference value is automatically stored after 3 minutes 5 4 ComPa...

Страница 19: ...p ComPair and select File menu Open select EM1A Fault finding and click OK 9 Click on the icon to switch ON the communication mode the red LED on the ComPair interface will light up 10 Switch ON the TV set with the mains switch 11 When the set is in standby click on Start up in ComPair mode from standby in the ComPair EM1A faultfinding tree otherwise continue Figure 5 5 The set has now started up ...

Страница 20: ...MSP connected to the 5 V supply are constantly monitored When none of these devices responds to the micro controller for a prolonged time the micro controller assumes that there is a failure in the 5 V supply By starting up the set via grounding of the FRONT_DETECT line on the side I O the 5 V protection will be overruled and it will be easier to determine the cause The 5V protection will be activ...

Страница 21: ... of some circuits will be switched off Also in protection the LED will blink the number of times equivalent to the most recent error code 5 6 The blinking LED procedure The contents of the error buffer can also be made visible through the blinking LED procedure This is especially useful when there is no picture When the SDM is entered the LED will blink the contents of the error buffer Error codes...

Страница 22: ...he microprocessor namely the BRIDGE_PROT coming from the line stage and the DEFL_PROT protection coming from the frame deflection stage If one of these protections is triggered the set is positioned in Standby mode The Painter will now try to re start the set If this will not succeed after 5 times after 30 60 s the Painter will generate error 7 this error can have several causes such as a Flash BR...

Страница 23: ...eady Standby info high µP has been reset by POR Standby supply starts oscillating off Low_power_standby High_power_standby no no yes yes POR available within 1 second Standby high Go to protection Error code 05 HOP POR not successfull read POR bit from the HOP Wait 1500ms and reset MSP Sound IC DISABLE I2C while EHT is starting up 250ms Give HOP_start_commando within 23 5 ms after a POR is obtaine...

Страница 24: ...o put supply in on mode TS7529 is blocking then Load capacitor C2515 VBAT with a load of 500 ohm Supply can not work without a minimum load Use a variac to slowly increase the VMAINS Measure over sensing resistors R3514 15 whether a nice sawtooth voltage becomes available Also measure the VBAT output VBAT may never exceed 141 V If so there is something wrong in the feedback circuitry e g regulator...

Страница 25: ...re is caused by or check feed back circuit See repair tip main power supply supply needs a minimal load No picture no sound LED works fine Supply does not work correctly If e g VBAT is only about 90 V regulator IC 7506 could be damaged No RC5 reception Red LED does not echo RC commands Processor circuitry or RC receiver is wrong In case set reacts on local keyboard operation error must be found in...

Страница 26: ...Fault finding and repair tips GB 26 EM1A 5 Personal notes ...

Страница 27: ...athodes of the CRT pin 8 6 and 11 of the CRT connector Select the cathode with the highest VDC value for the measurement 4 Adjust Vcutoff with the Vg2 SCREEN potmeter of the LOT to 170 2 VDC Figure 8 2 8 2 2 Focusing 1 Tune the set to a circle or crosshatch test pattern use an external video pattern generator 2 Adjust the 1st Focus potmeter upper LOT potmeter see figure 8 1 until the horizontal an...

Страница 28: ...uency showed in the line Fine tune is between 471 18 MHz and 471 31 MHz you don t need to re adjust the IF AFC 5 If not adjust the frequency in the Fine tune line to 471 25 MHz and store the program by leaving the menu this is very important because this will disable the AFC algorythm 6 Now go to the SAM and select Alignments General IF AFC 7 First you must align the IF AFC parameter such that you...

Страница 29: ...al input Set amplitude to 1 mVRMS and set frequency for PAL BG to 475 25 MHz 2 Set CONTRAST to the maximum value 99 3 Measure with a colour analyser calibrated with the spectra on the centre of the white square on the screen Adjust the level of NORMAL BLUE and NORMAL RED to get the right XY coordinates See table 8 1 Table 8 1 8 4 Options 8 4 1 Options Options are used to control the presence absen...

Страница 30: ...PMU Incredible picture via menu OFF menu item INCR PICT not available ON available OB2 8 CBFL Comb filter OFF no comb filter on the SSB ON comb filter present on the SSB OB3 1 SURF Surf OFF disabled ON enabled OB3 2 CHNA China set OFF disabled ON enabled OB3 3 VSLC Vertical slicing OFF disabled ON enabled OB3 4 W169 Double Window 16 9 OFF disabled ON enabled OB3 5 W4X3 Double Window 4 3 OFF disabl...

Страница 31: ...nction enabled OB3 1 W4X3 Double Window 4 3 OFF function disabled ON function enabled OB3 2 ISUR Incredible Surround OFF function disabled ON function enabled OB3 3 PIPF PIP Functionality OFF function disabled ON function enabled OB3 4 PIPT PIP Tuner OFF function disabled ON function enabled OB3 5 PIPS PIP Surf OFF function disabled ON function enabled OB2 6 PIPC PIP Control OFF function disabled ...

Страница 32: ... the EM1A LSP has a very large hot part including the deflection coil The SSB is a high tech module 2 sides reflow technology full SMC with very high component density and complete shielding for EMC reasons Despite this it is designed in such a way that repair on component level will be possible To achieve this attention has been paid to The position of service test lands Tuner side Accessibility ...

Страница 33: ... Degaussing circuit The Main Supply a SOPS supply based on the down converter principle generates the 141 V VBAT and the 28 V for the audio part Difference with former MG sets is that VBAT is not mains isolated hot and is alignment free 9 1 3 Power supply diagram A1 A2 General The power supply has a number of main functions These functions are dealt with in succession Mains filter Degaussing pictu...

Страница 34: ...mary coil will induce a counter e m f that wants to maintain the current The voltage on the drain of the FET will increase The secondary voltage 8 9 will become positive and will charge C2104 via D6107 and D6111 All energy that was stored in L5101 during t0 t1 will be transferred into the load Due to the transformer principle a voltage will now be induced in the primary winding 3 5 and the co coup...

Страница 35: ...in coil L will be transferred to electrostatic energy in capacitor C The VIN will only supply current during the time that S is closed while a constant current is flowing through RL VBAT is directly proportional with VIN and the time that S is closed and reverse proportional with period time T So by changing the duty cycle it will be possible to control VBAT Figure 9 6 At start up of the main supp...

Страница 36: ...BY At the moment the set is switched ON the HOP is not working as much as possible IC s are made voltageless during STANDBY Therefore it is impossible that the STANDBY line carries line pulses so the main supply cannot start up This problem is solved via the low power start up possibility of the HOP Via pin 22 the HOP receives via the STANDBY_INFO line from the Painter a voltage of 5 2 V coming fr...

Страница 37: ...ion delivering HA and VA Switching off IF filtering The HIP has various inputs Full matrix switch with 2 CVBS inputs 2 Y C or additional CVBS inputs 1 CVBS front end input Two RGB and 1 YUV input Outputs Three separate switchable outputs can be used 1 YUV output is fed to the PICNIC 2 CVBS outputs One for Teletext Dual Screen and the other for output to MONITOR OUT to have WYSIWYR What you see is ...

Страница 38: ... without movement Variable Vertical Sample Rate Conversion Synchronous No Parity Eight bit Reception an Transmission interface SNERT bus Depending on the chassis model the FBX6 can have the following specification 9 1 8 Video High end Output Processor HOP diagram B4 General In the HOP High end Output Processor TDA9330 the video processor and digital deflection processor are integrated The main fun...

Страница 39: ...herefore this pulse is converted into a VDHOP signal by a 530 µs monostable oscillator extended by 16 5 lines This signal is on block function level equal to VSYNC and FRAMEDRIVE The Painter is synchronised on the HD100 pulse from the FBX and on the VSYNC for the synchronisation of TXT OSD When no CVBS is offered to the video processor the VA and HA pulses are switched off by the HIP and the VD an...

Страница 40: ...left side will be 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 will have to be superimposed onto the saw tooth current This correction is called finger length correction or S correction C2433 i...

Страница 41: ...en 8 and 8 V Figure 9 12 The sawtooth voltage for the frame output stage is not generated by the HOP but by a discrete circuit after the optocoupler 7610 via R3600 and R3601 a linear increasing voltage over C2601 is built up with a large time constant The circuit around TS7603 is a current source driving C2601 with a current value derived from the E W modulator This will result in an S shaped volt...

Страница 42: ...und output MSP3451G Virtual Dolby The MSP3451 which is used in all versions supporting Virtual Dolby is capable of supporting 4 stereo inputs and 1 mono AM INPUT Therefore the extra input selector HEF4052 is not needed The MSP3451 is also capable of supporting 2 EXT outputs so the trick used in the MSP3415 set up to get a constant level output is not needed The MSP3451 has a separate headphone out...

Страница 43: ...n and Blue are added together and offered to the emitter TS7300 On the collector of this transistor configured in a common base the sum of these 3 signals is obtained Via the emitter follower formed with TS7301 this signal is conveyed to the differentiator C2303 R3309 and R3318 Only the high frequencies are differentiated small RC time The positive and negative pulses of this signal drive respecti...

Страница 44: ... IF frequency settings by the RESET signal TUNER 7201 SPLITTER LATAM AP RF to Main Tuner 1352 4 5 1 11 IF RGB YUV INPUT2 RGB YUV MATRIX COLOUR DECODING SYNC RBG YUV MATRIX YUV INTERFACE RGB INPUT1 RGB OUTPUT DOUBLE WINDOW PROCESSOR IC7801 SAB9081H TDA888X IC7301 7803 TDA8601 1333 4305 PIP AUDIO PIP AUDIO 12 11 10 6 7 8 8 12 10 10 6 8 9 2 3 4 4 3 1 0205 Y MAIN OUT U MAIN OUT V MAIN OUT Y PIP MAIN I...

Страница 45: ...1 MB DRAM of the video data is done entirely in the digital domain The conversion back to the analogue domain is done by DACs Internal clocks are generated by PLLs which lock on to the applied horizontal and vertical syncs from the main sub pictures The main picture syncs are applied to pin 70 vert pin 94 hor and the sub picture syncs are applied to pin 72 vert and pin 87 hor For DW mode the main ...

Страница 46: ...supply voltage DC PROT DC protection 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 EHT Extra High Tension EHT INFO Extra High Tension informati...

Страница 47: ... PILOTMUTE Pilot Mute signal Progressive Scan Scan mode where all scan lines are displayed in one frame at the same time creating a double vertical resolution PTP Picture Tube Panel RAM Random Access Memory RC Remote Control RC5 RC5 signal from the remote control receiver RESET Reset signal ROM Read Only Memory SAM Service Alignment Mode SC Sandcastle pulse derived from sync signals SCAVEM Scan Ve...

Страница 48: ...µF 20 350V 2469 4822 122 31169 1n5F 10 500V 2471 2222 460 90025 18nF 2 63V 2480 4822 121 43856 4n7F 5 250V 2485 2222 460 90022 10nF 2 63V 2489 4822 124 40433 47µF 20 25V 2492 4822 126 14076 220nF 25V 2493 5322 122 32654 22nF 10 63V 2494 4822 126 14076 220nF 25V 2495 4822 126 14076 220nF 25V 2496 4822 126 13838 100nF 20 80 50V 2497 4822 126 14076 220nF 25V 2498 4822 126 14585 100nF 10 50V 2499 4822...

Страница 49: ...0176 1Ω 5 0 5W 3621 4822 116 80176 1Ω 5 0 5W 3622 4822 116 80176 1Ω 5 0 5W 3623 4822 051 20223 22k 5 0 1W 3624 4822 052 10158 1Ω5 5 0 33W 3625 4822 116 83872 220Ω 5 0 5W 3626 4822 116 83872 220Ω 5 0 5W 3627 4822 116 52238 12k 5 0 5W 3628 5322 116 53564 3Ω3 5 0 5W 3630 4822 051 10102 1k 2 0 25W 3631 4822 051 20472 4k7 5 0 1W 3632 4822 117 10833 10k 1 0 1W 3633 4822 117 11449 2k2 5 0 1W 3639 4822 05...

Страница 50: ...irtual DS 1020 3104 328 10991 SSB Middle East virtual DS 1301 2422 540 98456 Crystal 12MHz 1309 2422 543 01184 Crystal 4 433619MHz 1310 2422 543 01183 Crystal 3 579545MHz 1405 2422 549 44374 Saw Filter OFWK9352L 1405 2422 549 44389 Saw Filter OFWK9361L 1406 2422 549 44324 Crystal 5 5 5 74MHz 1407 2422 549 44043 Crystal 4MHz 1408 2422 549 44376 Saw Filter 1408 2422 549 44388 Saw Filter 1409 2422 54...

Страница 51: ...1 30682 6k8 5 0 062W 3053 4822 051 30103 10k 5 0 062W 3055 2422 086 11013 Fuse 1Ω5 3056 4822 117 12925 47k 1 0 063W 3057 4822 117 12925 47k 1 0 063W 3059 4822 051 30472 4k7 5 0 062W 3060 4822 051 30272 2k7 5 0 062W 3061 4822 051 30103 10k 5 0 062W 3062 4822 051 30101 100Ω 5 0 062W 3063 4822 051 30101 100Ω 5 0 062W 3064 4822 051 30101 100Ω 5 0 062W 3300 2322 750 63908 Fuse 3Ω9 5 3301 4822 117 13632...

Страница 52: ...1 92557 SAA5667 7001 9352 659 94557 SAA5647HL M1 7002 4822 130 60373 BC856B 7003 3198 010 42310 BC847BW 7004 3198 010 42310 BC847BW 7005 9322 116 74668 LD1117D33 7006 4822 209 73852 PMBT2369 7007 4822 209 73852 PMBT2369 7011 9322 156 63668 CY7C1019V33 15VC 7012 4822 209 17377 M24C32 WMN6 7301 9352 625 23518 TDA9330H N2 7303 5322 130 42756 BC857C 7307 9352 630 99118 Comb filter multi TDA9181 7308 9...

Страница 53: ... 4822 051 20471 470Ω 5 0 1W 3801 4822 117 11503 220Ω 1 0 1W 3802 4822 117 10361 680Ω 1 0 1W 3803 4822 117 11503 220Ω 1 0 1W 3804 4822 051 30681 680Ω 5 0 062W 3805 4822 051 30221 220Ω 5 0 062W 3806 4822 051 30681 680Ω 5 0 062W 3807 4822 051 30221 220Ω 5 0 062W 3808 4822 117 10361 680Ω 1 0 1W 3809 4822 051 30221 220Ω 5 0 062W 3810 4822 051 30681 680Ω 5 0 062W 3811 4822 117 11503 220Ω 1 0 1W 3812 482...

Страница 54: ...hift assy EMG 1430 2422 086 10581 Fuse 400mA 65V b 5430 3128 138 38911 DC shift coil d 6432 9340 317 00133 BYD33V 6433 9340 317 00133 BYD33V 8318 3104 301 08731 2P3 220mm I DAF Panel Various 0030 3104 304 21651 DAF DC SHIFT BRACKET 0317 4822 265 20723 2P 0318 2422 025 16374 2P male V 0391 3104 311 02452 JST 340mm 0397 4822 267 10973 1P g 2800 2222 375 90504 820pF 5 2kV 2890 2222 375 90504 820pF 5 ...

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