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Published by RB 0172 Service PaCE

Printed in the Netherlands

Subject to modification

EN 3122 785 11640

©

Copyright 2001 Philips Consumer Electronics B.V. Eindhoven, The Netherlands.

All rights reserved. No part of this publication may be reproduced, stored in a 
retrieval system or transmitted, in any form or by any means, electronic, 
mechanical, photocopying, or otherwise without the prior permission of Philips.

Colour Television  

Chassis

L01H.2E

AA

CL 16532138_035.eps

211201

Contents

Page

Contents

Page

1.

Technical Specifications, Connections and 
Chassis Overview

2

2.

Safety & Maintenance Instructions, Warnings and 
Notes

4

3.

Directions for Use

5

4.

Mechanical Instructions

7

5.

Service Modes, Error Codes and Faultfinding

8

6.

Block Diagram, Testpoints, I

2

C And Supply 

Voltage Overview

Block Diagram

13

Wiring Diagram

14

Testpoint Overview

15

I

2

C And Supply Voltage Overview

16

7.

Electrical Diagrams and PWB’s

Diagram PWB

Power Supply

(Diagram A1)

17

29-34

Line Deflection

(Diagram A2)

18

29-34

Frame Deflection

(Diagram A3)

19

29-34

Tuner IF

(Diagram A4)

20

29-34

Video IF and Sound IF

(Diagram A5)

21

29-34

Synchronization

(Diagram A6)

22

29-34

Control

(Diagram A7)

23

29-34

Audio Amplifier

(Diagram A8)

24

29-34

BTSC (Stereo/SAP) Decoder

(Diagram A9)

25

29-34

Audio/Video Source Switching (Diagram A10) 26

29-34

Front I/O + Control, Headphon (Diagram A12) 27

29-34

Rear I/O SCART

(Diagram A14) 28

29-34

CRT Panel

(Diagram B)

35

36

EPS 4 External Power Supply

(Diagram F)

37

38

Clock Panel

(Diagram G)

39

39

UIR/LS/Vbat Panel

(Diagram H)

40

41

SP/LS Panel

(Diagram I)

42

41

Interface Panel

(Diagram J)

43

44

8.

Alignments

45

9.

Circuit Description 

50

List of Abbreviations

59

10 Spare Parts List

61

Summary of Contents for L01H.2E

Page 1: ...agram Testpoints I2 C And Supply Voltage Overview Block Diagram 13 Wiring Diagram 14 Testpoint Overview 15 I2C And Supply Voltage Overview 16 7 Electrical Diagrams and PWB s Diagram PWB Power Supply Diagram A1 17 29 34 Line Deflection Diagram A2 18 29 34 Frame Deflection Diagram A3 19 29 34 Tuner IF Diagram A4 20 29 34 Video IF and Sound IF Diagram A5 21 29 34 Synchronization Diagram A6 22 29 34 C...

Page 2: ... stereo Mains voltage 220 240 V 10 Mains frequency 50 60 Hz 5 Ambient temperature 5 to 45 deg C Maximum humidity 90 Power consumption 36 W 14 to 52 W 21 Standby Power consumption 3 W 1 2 Connections 1 2 1 Front Connections and Front Control Figure 1 1 Audio Video In 1 Headphone 3 5 mm 8 600 Ω 4 mW 2 Video CVBS 1 Vpp 75 Ω 3 Audio Mono 0 5 Vrms 10 kΩ 1 2 2 Rear Connections Figure 1 2 External 1 RGB ...

Page 3: ...R PIN 1 RESERVE 2 GROUND POWER 3 12V 4 GROUND IIC 5 IR DATA 6 POR 7 TV CLOCK 8 DATA IN 9 DATA OUT 10 5V 11 HORIZONTAL SYNC OUT 12 VERTICAL SYNC OUT 13 GROUND CVBS IN 14 SCL 15 SDA 16 RESERVE PIN 17 ANALOG BLUE IN 18 ANALOG GREEN IN 19 ANALOG RED IN 20 FAST BLANKING IN 21 GROUND CVBS OUT 22 CVBS OUT 23 AUDIO OUT MONO 24 RESERVE 25 AUDIO OUT MONO 26 GROUND AUDIO IN 27 RIGHT AUDIO OUT 28 LEFT AUDIO O...

Page 4: ...e 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 deflection circuitry on the chassis 3 Clean the picture tube panel and the neck of the picture tube 2 3 Warnings In order to prevent damage to ICs and transistors avoid all high voltage fla...

Page 5: ...e used to set the intensity of the clock when the television is in the ON mode Time Setting This menu item will be used to set the time for the clock Teletext Time Download This menu item is used to activate or deactivate the function for automatic time downloading by means of Teletext GB PHILIPS Institutional TV Instructions for use Installing the television Safety Place your television on a stab...

Page 6: ...ent the current time in the current location Brightness The brightness control contains 63 discrete values from the minimum to maximum setting Colour The colour control contains 63 discrete values from the minimum to maximum setting Contrast The contrast control contains 63 discrete values from the minimum to maximum setting Sharpness The sharpness control contains 63 discrete values from the mini...

Page 7: ... Main Panel 1 Disconnect the strain relief of the Mains cord 2 Remove the main panel by pushing the two centre clips outward 1 At the same time pull the panel away from the CRT 2 3 Disconnect the degaussing coil by removing the cable from red connector 0201 4 Move the panel somewhat to the left and flip it 90 degrees 3 with the components towards the CRT Figure 4 1 4 3 Rear Cover Mounting Before y...

Page 8: ...ospitality mode auto switch off when no IDENT video signal is received for 15 minutes skip blank of non favorite presets channels auto store of personal presets auto user menu time out Operation hours counter Software version Option settings Error buffer reading and erasing Software alignments How to Activate SDAM Use one of the following methods Use a System 7 remote control type T374AH RC transm...

Page 9: ...How to Activate To activate the CSM press the RECALL button on the System 7 remote control RG4172BK After switching ON the Customer Service Mode the following screen will appear CSM Menu Figure 5 2 1 Software identification of the main micro controller see paragraph 5 2 1 for an explanation 2 Error code buffer see paragraph 5 4 for more details Displays the last five errors of the error code buffe...

Page 10: ...ime the buffer was erased The buffer is written from left to right When an error occurs that is not yet in the error code buffer it is written at the left side and all other errors shift one position to the right 5 4 1 How to Read the Error Buffer Use one of the following methods On screen via the SDAM only if the TV gives a picture Examples ERROR 0 0 0 0 0 No errors detected ERROR 6 0 0 0 0 Error...

Page 11: ...ow some failure symptoms are given followed by a repair tip Set is dead and makes hiccuping sound MainSupply is available Hiccuping stops when de soldering L5561 meaning that problem is in the MainSupply line No output voltages at LOT no horizontal deflection Reason line transistor TS7460 is defective Set is dead and makes no sound Check power supply IC7520 Result voltage at pins 1 3 4 5 and 6 are...

Page 12: ...Service Modes Error Codes and Fault Finding EN 12 L01H 2E 5 Personal Notes ...

Page 13: ...DA SCL SEL IF LL M TRAP A10 70 SEL MAIN FRONT RR A1 6 STANDBY CON A8 78 BASS PANORAMA A8 77 TREBLE BUZZER HOSP APP A8 73 VOLUME MUTE SDA SCL 5241 8V VLOTAUX 13V VLOTAUX 13V VDEF M_AUX R V IN 0243 0245 9641 9631 SDM 1 10 PAGES MEMORY TELE TEXT CVBS SYNC R G B BL COR PAL NTSC SECAM DECODER BASE BAND DELAY EHT INFO POWER DOWN A2 A1 A6 A1 EHT o A2 V DRIVE GEOMETRY 3244 S3 L2 3249 S4 15 3250 S5 MAIN SU...

Page 14: ...0213 mains cord 2P 0211 EPS4 MODULE 0228 2P 5P 0251 4P 0227 6P 1259 9P J6 0237 CLOCK MODULE INTERFACE MODULE either is in or 4P 0217 4P 0259 5P 0237 0240 4P 7P 1259 9P 0259 5P 1246 1240 0259 7P 3P 0229 7P 3P 3P 0240 0242 6P 0217 0227 0236 CL 16532138_036 eps 211200 LEFT RIGHT F G J SP LS MODULE I J H UIR LS Vbat MODULE PRO BASIC VERSION either is in or H H J MONO CARRIER A ...

Page 15: ...500us div A11 1V div DC 500us div C1 1V div DC 500us div C2 1V div DC 500us div F1 500mV div DC 5ms div F2 500mV div DC 5ms div F3 10V div DC 5ms div F4 1V div DC 5ms div F5 10V div DC 5ms div I1 2V div DC 200us div I2 2V div DC 200us div I3 20mV div DC 1ms div I4 500mV div DC 250ns div L1 500mV div DC 20us div L2 2V div DC 20us div L4 13V L5 5V L6 8V L7 13V L8 34V L10 176V L9 2V div DC 20us div P...

Page 16: ... 0240 OR 15 14 8 7 1800 32P CONN 32P SMART CARD CONN CLOCK DATA OUT SDA DATA IN CLOCK DATA OUT DATA IN PLUG RJ11 SMART PLUG RJ11 SMART 1 4 2 1 2 3 0217 2 3 6 4 0240 1 2 0237 SDA SCL STDBY Vbat LOAD CIRCIUT 1 2 15 14 INTERFACE 0247 1 2 3 1259 1 2 3 1259 5V R14 U1 5V R13 5V R2 R9 U1 R7 R6 R12 Q1 5V R11 3 U1 CLOCK DATA OUT DATA IN PLUG RJ11 SMART 1 4 2 U1 1 2 3 3V eps 12V eps 5V 1800 3 4 10 3717 5V 3...

Page 17: ...6541 470R 3549 47u 2567 270R 3519 0231 SDDF 1 3 2 4 3K9 3567 10K 3528 15K 3548 47u 2566 2524 1n 3560 68R 0213 1 2 6581 BAS216 2504 2n2 3504 1 2 3 3505 2505 2n2 3 1n2 2523 4 2 3 DMF 2405 5501 1 4 2 3 5 6 7 8 9 DMF 2820 5500 1 6560 BYW76 BAS216 6580 6562 EGP20DL 1N5062 COL 6521 3525 1K 1N5062 COL 9502 6501 1N5062 COL 6503 1N5062 COL 6500 6502 1N5062 COL 3522 470K 3521 22R 1 2 3 4 PDTC143ZT 7561 PDTC...

Page 18: ... 6409 A6 6410 D8 6411 D5 6412 D5 6413 A8 6414 A10 2415 3428 6415 A8 6416 F4 2403 6419 D9 6420 E10 6423 F9 7401 E2 7402 D4 7403 D2 7404 D2 7405 A10 7406 B9 7407 D10 7408 E9 7409 B9 7435 E5 9401 F5 9402 D5 2405 9403 A4 9404 B3 9408 B5 10n 2418 3424 100R 33R 3421 5403 7402 PDTC143ZT 1m 2414 AT2078 5445 1 1m 2417 2408 22n BYD33D 6405 9408 3435 100K BAS316 6408 18K 3402 9402 3430 15K BYD33D 6412 3426 1...

Page 19: ...478 50V 100N 3471 3R3 X X X 3471 4R7 X 3471 5R6 X 3472 3R9 X 3472 5R6 X X 3472 6R8 X X 5471 BEAD 6472 DIODE 6473 DIODE 9471 Wire X X X X X Diversity Table A3 Item Description 21 20 17 14 Black matrix 14 Black line 2401 50V 680P 2402 250V 680N 2403 capacitor 2404 560nF 250V X 2404 680nF 250V X 2404 390nF 250V X 2404 470nF 250V X X 2405 1N 50V X X X X X 2406 50V 330P 2407 9nF1 1 6kV X X X 2407 11nF ...

Page 20: ...7 OFWK6272K 1003 3 8 100n 1004 OFWG1984M 1 2 3 4 5 5u6 5001 470u 2006 3003 4K7 8 9 3002 10K 1 10 11 12 13 14 15 2 3 4 5 6 7 1002 OFWG1984M 1 2 3 4 5 1000 2008 100u 2009 22n VlotAux 5V 8V SEL IF LL_M TRAP FM 3005 680R SCL RF_AGC SDA VIF_2 VIF_1 SIF_1 SIF_2 VT_Supply CL 16532020_008 eps 050601 I1 2V div DC 200us div I2 2V div DC 200us div I3 20mV div DC 1ms div I4 500mV div DC 250ns div Item Descrip...

Page 21: ...217 G5 3218 G4 3219 G3 B C D E F G 0243 C6 0248 C2 0249 B2 0266 E11 0276 C2 1200 E7 1201 E7 1203 F8 2201 D2 2202 C2 2203 D2 2204 D5 2205 B3 2206 D6 2207 D8 2208 B8 2209 F4 2210 G3 2211 D8 2213 E2 2214 E2 2215 F2 2216 A8 2217 A8 2219 B4 2220 F5 1 2 3 4 5 6 7 8 9 10 11 1 2 3 4 5 6 7 8 9 10 11 A B C D E F G A 2207 220p 2206 100p 2223 10p 1 O 3 3261 330R 1203 G 2 I 3638 75R 2222 22n 75R 3637 4216 1K 3...

Page 22: ...0V X X X X X X X X X X X X X X X X X X X X X X X X X X X 2213 22N 50V X X X X X X X X X X X X X X X X X X X X X X X X X X X 2214 22N 50V X X X X X X X X X X X X X X X X X X X X X X X X X X X 2215 22N 50V X X X X X X X X X X X X X X X X X X X X X X X X X X X 2220 470nF 50V X X X X 2221 22nF 25V X X X X 2222 10nF 50V X X X 2223 10pF 50V X X X 2225 220nF 25V X X X X X X X X X X X X X X X X X X X X X ...

Page 23: ...1n 100R 3635 5602 100R 3634 3601 8K2 100n 2608 5u6 0250 0240 1 2 3 4 5 6 7 1R 3632 3633 1R 4602 4603 4601 PDTC143ZT 7606 3627 4K7 4K7 3614 3628 10K 4K7 3629 3630 2K2 2K2 3607 0261 3606 2K2 10u 2604 2K2 3605 3618 10K 3610 8K2 10K 3615 3617 4K7 3619 8K2 3626 4K7 22p 2612 3624 100R 22p 2613 3625 100R 3608 100R 100p 2602 5603 5u6 2611 5u6 5604 1n 100n 77 78 79 80 3622 100R 2606 1 2 3 4 5 59 6 60 61 62...

Page 24: ...0us div 2V div DC 500us div A3 A4 Item Description 1X Mono XWatt 17 Mono 4Watt 21 Mono 4Watt 14 Mono 1Watt No Headphone Smart Sound 20 Mono 1Watt No Headphone 21 Mono 1Watt No Headphone 14 Mono 1Watt Headphone 21 Mono 1Watt Headphone 14 Mono 1Watt No Headphone No Smart Sound 37TA TB Mono 1Watt No Headphone 51TA TB Mono 1Watt No Headphone 52TA TB Mono 1Watt No Headphone 37TA TB Mono 1Watt Headphone...

Page 25: ...49 2836 1n5 2845 100n 2832 1p5 47p 2833 1p5 2831 2843 10u 9 2844 10u 10u 2841 42 43 44 45 46 47 48 49 5 50 51 52 6 7 8 27 28 29 3 30 31 32 33 34 35 36 37 38 39 4 40 41 12 13 14 15 16 17 18 19 2 20 21 22 23 24 25 26 VlotAux 5V 5VA MONO AM_MONO_SOUND 8V 5VA FMR 7831 1 10 11 8V 5VA SC2_CTRL VlotAux 5V SCL SDA Main_OutR VlotAux 5V SC1_RIN SC1_LIN Main_OutL QSS_AM_DEM_OUT SC1_LOUT SC1_ROUT 8V MONO AM_M...

Page 26: ... A F3 7802 B F3 7802 C G3 7803 C5 7804 D5 9801 F2 3809 150R 4809 1K 3805 1K 3808 BC847B 7803 BC847B 7804 150K 3804 150K 3807 3801 220R 4804 4808 4807 Y0 3 Y1 4 Z 7802 C HEF4053BT 6 E 9 S 16 Vdd 7 Vee 8 Vss 5 2802 220n 4806 9801 4805 4803 4801 2804 220n 22u 2801 220n 2805 7 Vee 8 Vss 12 Y0 13 Y1 14 Z 15 Z 7802 A HEF4053BT 6 E 11 S 16 Vdd 7802 B HEF4053BT 6 E 10 S 16 Vdd 7 Vee 8 Vss 2 Y0 1 Y1 7 VEE ...

Page 27: ...8 C 0218 B 4 5 6 1K 3183 1182 330p 2182 47K 3184 0218 A 7 8 9 1183 3186 47K 3185 1K LED IR KEYBOARD_protn 3 3V 2183 330p RFRONT IN CVBSFRONT IN LFRONT IN 3 3VA KEYBOARD_protn AmpOutL AmpOutL_Pos AmpOutR AmpOutR_Pos CL 16532020_019 eps 030901 Item Description 14 Mono 1 10 page txt Headphone 17 Mono 21 Mono 1 10 page txt no side av 14 Mono no txt headphone 21 Mono no txt headphone 14 Stereo 21 Stere...

Page 28: ...105 E3 6131 D8 7101 E5 7131 D7 4105 6101 16A 17A 18A 19A 2A 20A 21A 3A 4A 5A 6A 7A 8A 9A 4152 4151 2154 100n 4104 100n 2152 2109 100n 100n 2103 4103 7 4101 4102 0242 1 2 3 4 5 6 1 2 3 1 2 3 0227 0229 1 2 3 0236 100n 2133 100n 2139 2112 100n 2136 100n 2142 100n 2106 100n 47R 3155 2119 6131 1152 150R 3153 1151 330p 2153 3154 220K 3151 150R 220K 3152 0224 A 2143 330p 330p 2141 47K 3138 1134 2140 150R...

Page 29: ...606 D5 3607 D5 3608 D4 3609 D5 3610 D5 3612 E5 3614 D5 3615 D5 3617 D5 3618 D5 3619 D5 3624 D5 3625 D5 3634 D5 3635 D5 3801 D3 3802 D3 3808 C3 3832 D2 3833 D2 3834 C2 3836 C2 3837 C2 3839 C2 3981 B1 3982 B1 5001 E6 5002 E5 5201 E4 5202 E4 5241 E5 5242 E5 5401 B5 5403 B5 5406 B5 5408 A5 5410 C6 5444 C5 5445 A6 5471 C6 5500 B2 5501 B2 5502 B2 5505 B4 5520 A4 5521 A3 5560 A4 5561 B4 5562 B4 5563 A4 5...

Page 30: ...4 3225 B4 3226 B4 3227 A4 3229 A4 3230 A4 3231 A4 3232 A4 3233 A6 3234 A4 3236 A6 3237 A6 3238 A6 3239 A6 3240 A6 3241 A5 3242 A3 3245 A5 3246 A4 3247 C5 3248 A4 3254 A5 3256 C4 3257 A5 3258 A5 3259 B5 3261 A5 3410 D6 3413 D5 3418 C5 3419 C5 3420 C6 3422 C5 3423 C5 3426 C5 3431 D5 3520 D3 3522 D3 3524 D3 3525 D3 3528 D3 3529 D3 3530 D3 3531 D3 3540 D4 3541 D3 3542 D4 3545 D4 3546 C3 3548 C3 3552 C...

Page 31: ...Schematics and PWB s 31 L01H 2E 7 Layout Mono Carrier Part 1 Bottom View CL 16532053_10a eps 160501 Part 1 ...

Page 32: ...32 L01H 2E 7 Schematics and PWB s Layout Mono Carrier Part 2 Bottom View CL 16532053_10b eps 160501 Part 2 ...

Page 33: ...Schematics and PWB s 33 L01H 2E 7 Layout Mono Carrier Part 3 Bottom View CL 16532053_10c eps 170501 Part 3 ...

Page 34: ...34 L01H 2E 7 Schematics and PWB s Layout Mono Carrier Part 4 Bottom View CL 16532053_10d eps 170501 Part 4 ...

Page 35: ... 6 P7 7 4 P5 5 P3 3 P4 GND 12 1300 1 P1 1 H2 10 CB 11 H1 9 G2 7 CR 8 5 CG 6 0254 A G3 1 G1 NEWGND NEWGND NEWGND NEWGND BZX284 C8V2 6343 5342 2343 OLDGND 6342 1N4148 OLDGND 9300 BAV21 6311 OLDGND 3347 220R OLDGND 3314 3313 2313 1K 3311 3312 7311 BF422 68R 3316 7312 BF422 BF423 7313 3324 3321 1K 2323 OLDGND 3322 330R 3323 BF422 7321 3326 68R BF423 7323 6321 BAV21 BF422 7322 3334 2331 OLDGND 3332 333...

Page 36: ...1 A1 3347 A2 3348 A1 3349 A1 3350 A1 5341 A1 5342 A2 6311 A2 6321 A2 6331 A2 6341 A2 6342 A2 7311 A2 7312 A2 7313 A2 7321 A2 7322 A2 7323 A2 7331 A2 7332 A2 7333 A2 9300 A2 9301 A1 9302 A2 9303 A2 9304 A2 CL 16532051_015 eps 140501 Layout CRT Panel Bottom View 2313 A2 2323 A2 2331 A2 2344 A2 3311 A2 3312 A2 3313 A2 3321 A2 3322 A2 3323 A2 3331 A2 3332 A2 3333 A2 6343 A2 6344 A2 CL 16532051_016 eps...

Page 37: ...0UF 25V 5A 40V 5A 40V 43R 3A 100V 3A 100V KA278R12 KA278R05 470UF 10V 22R 47UF 16V 0 1UF 50V 0 1UF 50V 250mA 200V 470PF 250V TLP721 10A 30V 22R 0 01UF 1KV UU9 8 22MH UU9 8 22MH 1A 250V 0 1UF 275VAC 1A 600V 1 5M 1 2W 7 5M 33UF 450V 5W 400V 2K 3 3K 10K 0 22UF 50V AN1431 100R 1 4W 510R 0 1UF 50V 470UF 10V 470UF 25V 470UF 10V DR6 8 16UH 1A 100V 1A 100V RH 3 5 0 8 9 220UF 10V RH 3 5 0 8 9 RH 3 5 0 8 9 ...

Page 38: ... C7 B3 C11 B3 C12 D2 C20 C1 C21 C1 C23 A3 C24 B3 C25 B3 C26 B2 C27 B2 C28 D3 C29 B2 C35 A3 C36 A2 C38 B2 C39 A2 CR1 B3 CR2 B3 CR3 B4 CR4 B4 D1 D3 D2 C2 D3 B2 D4 A1 D5 A2 F1 E3 G1 A2 IC1 C2 IC2 B2 IC3 B1 IC4 A4 IC5 A3 J1 A4 L1 D4 L2 D2 L6 C2 L7 A2 L8 A2 L9 B2 L10 B1 R1 C3 R2 C2 R3 C2 R4 D4 R11 C1 R12 C2 R13 B3 R13 B3 R14 B1 R16 B1 R23 B4 R25 B2 R26 B2 R27 B3 R28 B3 R29 B3 ZD1 D3 ZD2 C3 ...

Page 39: ...Port1 Port2 Port3 Port10 Port11 Port12 Port13 Port0 Port1 Port2 Port3 Port4 Port5 Port6 Port6 Port7 Port8 Port9 Port10 Port11 Port12 Port13 Port14 2 3 4 5 6 7 11 12 13 16 17 18 21 22 23 24 25 26 27 28 R28 100R R16 2K2 R25 47R R26 100R RA0 RA1 RA2 RA3 RA4 RA5 RC0 RC1 RC2 RC5 RC6 RC7 RB0 RB1 RB2 RB3 RB4 RB5 RB6 RB7 LED DRIVER VSS OSC1 OSC2 BUZZER RC3 SCL RC4 SDA VSS1 MCLR VPP VDD 1 8 9 10 14 15 19 2...

Page 40: ... 0262 OF REAR I O CINCH R28 82K R27 82K 1 3 2 R26 3K3 5W R29 10K R8 1K0 Q6 BF422 0237 4 P White Hor Conn 1 2 3 4 SDA SCL 5V Gnd 1251 4 P Black Hor Conn 1 2 3 4 Main AUX Gnd Stdby V_bat 0259 5 P Black Hor Conn 1 2 3 4 5 IR_in 3 3V Gnd IR_out LED 5V 5V 5V 5V R33 0R0 5V J4 F pin Conn 1 2 3 R11 10K 5V 5V 5V C2 100nF 5V C3 100nF R25 15R R24 15R CL 16532138_029 eps 211201 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8...

Page 41: ...6532138_008 eps 201101 313913727781 313912727321 313912727371 0262 1 1 J5 GND JP1 JP4 REV 3 0 C1 R1 RT1 D1 D2 U1 U2 1251 1246 1259 1 1 1 JP6 JP2 JP7 JP5 JP3 Layout UIR LS Vbat Module Bottom View Layout SP LS Module Bottom View CL 16532138_031 eps 191201 R13 R12 R11 R32 R10 U3 R33 R2 R3 R4 R25 D12 D5 C3 R14 C2 D8 R7 Q6 Q7 R26 R17 R23 R18 R15 R19 Q3 Q1 R21 R22 R16 C4 C6 D11 D3 D4 D6 D7 D9 R9 R8 R20 ...

Page 42: ... C5 100n D3 C6V8 J5 Fishhood 1 R21 1K R13 10K R2 10K R22 10K R9 100R D6 C6V8 D7 C6V8 I SP LS MODULE Main_aux Gnd Std_by Data_Out Data_In Clock Gnd IR_Out 5V Gnd 5V DCM_Disable R33 0R0 Spk Spk A1 T0 0251 OF POWER SUPPLY TO TV SPK A13 T0 0262 OF REAR I O CINCH A7 A12 T0 0240 OF T0 0259 OF CONTROL FRONT CONTROL 5V 5V 5V 5V 5V 5V CL 16532138_007 eps 141201 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 A B C D E F G...

Page 43: ... 6 CL 1 PR 4 Q 5 7717A 74HCT74D 5V 5V 3 3Veps 1 GND_POWER 2 12Veps 3 GND IIC 4 IR_data 5 POR 6 CLK 7 DATA_IN 8 DATA_OUT 9 5Veps 10 HSYNC_OUT 11 VSYNC_OUT 12 GND_CVBS_in 13 SCL 14 SDA 15 Reserved 16 B_in 17 G_in 18 R_in 19 FBL_in 20 GND_CVBS_out 21 CVBS_Out 22 NC 23 Reserved 24 NC 25 GND_Audio_in 26 F_R_aud_out 27 F_L_aud_out 28 R_audio_in 29 L_audio_in 30 Y_video_in 31 C_video_in 32 1800 32 PIN CO...

Page 44: ...40 1700 6703 2703 3739 9020 6701 0251 Black Black White 9002 3747 9004 9008 9010 0240 9021 1776 0237 5705 9009 3745 9007 9003 0217 1259 0259 0227 1002 32 17 1 1 5 Red 4 1 16 1 10 3 1 1 6 White Black White Yellow White 1 1 4 1 7 4 1 P N 90100 0101 11 Rev 1 1 9 1 1 5 PHILIPS L 0 1 I n t e r f a c e Personal Notes ...

Page 45: ...ut any OSD info Set TV to AV mode 2 Activate the SDAM 3 Select Options and set item protection to off 4 Select Deflection menu Set AKB to OFF OFF 1 position CCC loop disabled Set BRIGHTNESS to 75 Set CONTRAST and BRIGHTNESS to zero 5 Unplug the vertical deflection coil connector 0222 one bright vertical line 6 Adjust Vg2 until the vertical line just appears 7 Connect back the deflection coil conne...

Page 46: ...0 XXX OB1 XXX OB2 XXX OB3 XXX OB4 XXX OB5 XXX OB6 XXX LOAD DEFAULT WATCHDOG ON OFF PROTECTION ON OFF SOUND NONE 3415 3465 DEFAULT SOUND WEST EU UK EAST EU FRANCE QSS ON OFF PIN2 NONE UIR MSG PIN77 NONE I2C CLOCK OSD LED NONE BUZZER NONE INT EXT EW ON OFF WIDESCREEN ON OFF TUNER NONE APLS PHILIPS LNA ON OFF RADIO ON OFF WSL NONE 4136 1836 ACTIVE OFF LED ON OFF RGB ALWAYS AV AV1 ON OFF AV2 ON OFF AV...

Page 47: ...eature 1 Tuner 0 None no tuner 1 Philips model 2 Alps model 0 Byte 3 7 Not Used Devices 6 Not Used 5 Not Used 4 US Region Code 1 US Region code is used in SmartPort except command 0x00 3 SmartPort 1 Chasis supports SmartPort SPI or I2 C 2 Active Off LED 1 LED ON 1 WSL 0 None no used 1 4136 IR receiver model 2 1836 IR receiver model 0 Byte 4 7 Not Used AV Tuning 6 Not Used 5 Not Used 4 AVYC 1 AV av...

Page 48: ...adjustment is always set to 0 for NTSC system only CL cathode drive level Adjust the CL value default value is 4 with the LEFT RIGHT cursor keys 8 3 4 White Tone White Tone Menu Figure 8 4 In the WHITE TONE sub menu the values of the black cut off level can be adjusted Normally no alignment is needed for the WHITE TONE You can use the given default values The colour temperature mode NORMAL COOL an...

Page 49: ...ity meaning that vertical intervals of a grid pattern must be equal over the entire screen height Vertical Shift VSH Align the vertical centring so that the test pattern is located vertically in the middle Repeat the vertical amplitude alignment if necessary Service Blanking SBL Switch the blanking of the lower half of the screen ON or OFF to be used in combination with the vertical slope alignmen...

Page 50: ... 100 video channels with on screen display The main tuning system uses a tuner a microcomputer and a memory IC mounted on the main panel Also in some type numbers an FM radio is implemented with 40 pre set channels The microcomputer communicates with the memory IC the customer keyboard remote receiver tuner signal processor IC and the audio output IC via the I2C bus The memory IC retains the setti...

Page 51: ...IO SOURCE SELECTION CONTROL EXT AUDIO OUT 7861 7831 7834 7835 7209 7210 7901 10 1000 0265 11 1 1 1 AGC 1200 1202 18 19 22 23 33 47 24 25 24 38 INT_CVBS EXT_CVBS 40 42 16 17 15 30 68 I2C 50 53 EXT RGB YUV INPUT 56 58 7330 EHT 7460 H EW V V 7471 7602 7200 SIF VIF POWER SUPPLY CL 16532008_039 eps 220501 AUDIO AMPL SAW FILTER SAW FILTER SOUND IF DEMOD AUDIO DECODING AND PROCESSING SELECTION MATR SWITC...

Page 52: ... for this Correspondingly the chroma band pass filter for PAL processing or the cloche filter for SECAM processing is switched on The selected luminance Y signal is supplied to the horizontal and vertical synchronisation processing circuit and to the luminance processing circuit In the luminance processing block the luminance signal goes to the chroma trap filter This trap is switched on or off de...

Page 53: ...et switch off the black current control circuit generates a fixed beam current of 1 mA This current ensures that the picture tube capacitance is discharged During the switch off period the vertical deflection is placed in an over scan position so that the discharge is not visible on the screen 9 3 7 RGB Amplifier From outputs 56 57 and 58 of IC7200 the RGB signals are applied to the analogue outpu...

Page 54: ...perating voltage for the driver circuit is also taken from the hot side of this transformer The switching regulator IC7520 starts switching the FET on and off to control the current flow through the primary winding of transformer 5520 The energy stored in the primary winding during the on time is delivered to the secondary windings during the off time The MainSupply line is the reference voltage f...

Page 55: ...o conduct and the inductive current IL will decrease In other words the transformer will be demagnetised When the inductive current has become zero the next interval begins Interval 4 t3 t t00 resonance time In the fourth interval the energy stored in the drain capacitor CD will start to resonate with the inductance LP The voltage and current waveforms are sinusoidal waveforms The drain voltage wi...

Page 56: ...xed VCO level is called VVCO start The frequency will be reduced in relation to the VCO voltage between 75 mV and 50 mV at levels larger than 75 mV Ctrl voltage 1 425V the oscillator will run on maximum frequency foscH 175 kHz typically At 50 mV VVCO max the frequency is reduced to the minimum level of 6 kHz Valley switching is still active in this mode Minimum Frequency mode MinF At VCO levels be...

Page 57: ...arge of VCC when gate drive is inactive The third interval starts when the UVLO is reached The internal current source charges the VCC capacitor also the soft start capacitor is recharged Once the VCC capacitor is charged to the start up voltage the driver is activated and a new burst cycle is started Figure 9 15 9 6 3 Protection Events The SMPS IC7520 has the following protection features Demagne...

Page 58: ...d IF vision IF synchronisation etc 9 7 3 User Interface There are two control signals called KEYBOARD_protn and IR Users can interact either through the Remote Control transmitter or by activation of the appropriate keyboard buttons The L01 uses a remote control with RC5 protocol The incoming signal is connected to pin 67 of the UOC The Top Control keyboard connected to UOC pin 80 can also control...

Page 59: ...e reason the CRT circuit is malfunctioning i e high beam current the normal black current will be out of the 75 µA range and the UOC will trigger the power supply to shut down However this is a high beam current situation the TV screen will be bright white before the set is shut down I2C protection to check whether all I2C IC s are functioning In case one of these protections is activated the set ...

Page 60: ...On Screen Display PAL Phase Alternating Line Colour system mainly used in West Europe colour carrier 4 433619 MHz and South America colour carrier PAL M 3 575612 MHz and PAL N 3 582056 MHz PCB Printed Circuit board PIP Picture In Picture PLL Phase Locked Loop Used for e g FST tuning systems The customer can give directly the desired frequency POR Power On Reset Progressive Scan Scan mode where all...

Page 61: ... 20 50V 2252 5322 126 10511 1nF 5 50V 2253 5322 126 10511 1nF 5 50V 2254 4822 051 20008 JUMPER 2254 5322 122 32531 100pF 5 50V 2400 4822 121 43901 4 7nF 5 50V 2400 4822 121 51655 47nF 50V 2404 2022 333 00167 560nF 5 250V 2404 4822 121 10518 390nF 5 250V 2404 4822 121 10781 470nF 5 250V 2405 5322 126 10511 1nF 5 50V 2407 4822 121 70434 11nF 5 1 6KV 2407 4822 121 70649 9 1nF 5 1 6KV 2408 4822 122 30...

Page 62: ... 0 5W 3504 2120 660 90043 PTC 9Ω 200V 100R 3506 4822 116 83872 220Ω 5 0 5W 3507 4822 252 11215 DSP301N A21F 3519 4822 116 83876 270Ω 5 0 5W 3520 4822 051 20122 1k2 5 0 1W 3521 4822 050 24708 4Ω7 1 0 6W 3521 4822 116 52186 22Ω 5 0 5W 3522 4822 051 20334 330k 5 0 1W 3523 4822 052 10101 100Ω 5 0 33W 3523 4822 052 10479 47Ω 5 0 33W 3524 4822 117 11148 56k 1 0 1W 3525 4822 051 10102 1k 2 0 25W 3526 212...

Page 63: ...Ω 5 0 1W 3334 4822 053 12183 18k 5 3W 3336 4822 052 10689 68Ω 5 0 33W 3337 3198 013 01520 1k5 2 1 2W 3341 3198 013 01520 1k5 2 1 2W 3347 4822 052 10221 220Ω 5 0 33W 3348 3198 013 01520 1k5 2 1 2W 3349 4822 052 10158 1Ω5 5 0 33W 3349 4822 052 10188 1Ω8 5 0 33W 3350 4822 052 10158 1Ω5 5 0 33W 3350 4822 052 10188 1Ω8 5 0 33W 5341 4822 157 11672 12µH 5 5341 4822 157 50965 15µH 5342 4822 526 10704 100m...

Page 64: ... 3704 4822 051 30472 4k7 5 0 062W 3706 4822 051 30683 68k 5 0 062W 3707 4822 051 30103 10k 5 0 062W 3708 4822 117 12925 47k 1 0 063W 3710 4822 117 12925 47k 1 0 063W 3715 4822 051 30101 100Ω 5 0 062W 3716 4822 051 30103 10k 5 0 062W 3717 4822 051 30103 10k 5 0 062W 3718 4822 051 30103 10k 5 0 062W 3719 4822 051 30562 5k6 5 0 063W 3720 4822 051 30103 10k 5 0 062W 3721 4822 051 30472 4k7 5 0 062W 37...

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