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Philips L01.2E AB, Service Manual

The Philips L01.2E AB Service Manual is your ultimate companion for this innovative product. Unlock the full potential of your device with this comprehensive manual, available for free download at 88.208.23.73:8080. Discover all the features and functionalities to enhance your experience with ease and convenience.

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Circuit Diagrams and PWB Layouts

 21

L01.2E AB

7.

Mono Carrier: Synchronisation

S4

S5

S1

S2

S3

TELETEXT/ODS

DISPLAY

+

H

V

H-DRIVE

2nd LOOP

H-SHIFT

VIDEO IDENT

H/V SYNC SEP.

H-OSC. + PLL

V-DRIVE

GEOMETRY

EW

GEOMATRY

SYNCHRONISATION

A2-23

A6-16

A2-21

A3-20

A3-19

A2-18

A7-17

A2-16

A6-16

TDA95XX

N.C.

(FOR E/W ONLY)

3V9

3V8

3V9

2V1

4V

0V9

2V9

7V9

1V2

1V3
1V2

0V

0V

A7-11

10u

5242

E

A

B

C

D

E

2241 D3
2242 D2

2243 B3
2244 D4

2245 D4
2246 D6

21

30

31

34

9

1

2

3

4

5

6

7

1

2

3

4

5

6

7

A

B

C

D

2247 B6
2248 B6

2249 B2
2250 B2

2252 C6
2253 C6

2254 A2
3241 D3

3242 B2
3244 C6

3245 D4
3246 D4

3247 D6
3248 D6

3249 C6
3250 C6

3251 B6
3254 A4

3256 B6
3257 A3

3258 B2
3259 A2

5241 A6
5242 B6

6241 E4
7200-D B3

7241 E5

7241

BC857B

6241

BZX284-C6V8

7200-D

11

12

13

14

15

16

17

20

3254

1M

100p

2254

470K

3259

330K

3258

10M

3257

2244
100n

2253

1K

2252

1n

1n

3256

22n

2249

2250

2u2

2247

22n

2248

10u

5241

100u

4u7

2246

3242

27K

3250

100R

3247

220K

3248

27K

2245

1n

3246

10K

100R

3251

3244

820R

820R

3249

3245

39K

3241

22K

2243

2n2

2241

4n7

2242

1u

Vdrive-

Hdrive

EHTo

EHTinfo

+8VA

EWdrive|EWD_dyn

Hflybk

+8V

SANDCASTLE

+3.3V

EHTinfo

POWER_DOWN

+8V

CL 16532020_012.eps

050601

S4

500mV / div DC

5ms / div

S3

500mV / div DC

5ms / div

S2

500mV / div DC

20us / div

S1

2V / div DC

20us / div

Item

Description

21" Stereo, 1page txt, PAL, SECAM L-L1

21" Stereo, 2scarts

14" Mono, 1Watt, No txt, Headphone, PAL, SECAM L-L1

14" Mono, 1Watt, 1page txt, Headphone

14" Stereo, PAL, SECAM L-L1R

20" Mono, PAL, SECAM L-L1, 1page txt

37TA., PAL, SECAM L-L1, 1page txt

51TA., PAL, SECAM L-L1, 1page txt

52TA/TB., PAL, SECAM L-L1, 1page txt

20" Mono, PAL, SECAM L-L1, no txt

37TA/TB., PAL, SECAM L-L1, no txt

5XTA/TB., PAL, SECAM L-L1, no txt

14" Mono, 4Watt

17" Mono, 4Watt

21" Mono, 4Watt

21" Stereo, 1 page txt, East Europe

21" Stereo, 1scart

21" Mono 1Watt

14" Mono, 1Watt, No txt, Headphone, East Europe

21" Mono 1Watt

14" Stereo, East Europe

14" Mono, 1Watt, 1page txt, No-Headphone

20" Mono, East Europe, 1page txt

21" Mono 1Watt

14" Mono, 1Watt, No txt, No-Headphone

20" Mono, East Europe, no txt

21" Mono 1Watt

1200 Chrystal 5M5/5M74

X

X

X

X

X

X

X

X

X

X

X

X

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1201 Chrystal 5M5/5M7/6M5

   

   

   

   

   

   

   

   

   

   

   

 

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

1202 Chrystal 4MHZ5
1203 Chrystal 10MHz

   

   

   

   

   

   

   

   

   

   

   

 

X

X

X

   

   

   

   

   

   

   

   

   

   

   

   

2202 100nF 25V

X

X

X

X

X

   

   

   

   

   

   

 

X

X

X

X

X

X

X

X

X

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2207 68pF 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

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

2226 3.9nF 50V

   

   

X

X

   

X

X

X

X

X

X

X

X

X

X

 

 

 

 

 

 

X

X

X

 

 

 

X

X

X

X

X

X

2227 4.7nF 50V

   

   

X

X

   

X

X

X

X

X

X

X

X

X

X

 

 

 

 

 

 

X

X

X

 

 

 

X

X

X

X

X

X

2228 820pF 50V

   

   

X

X

   

X

X

X

X

X

X

X

X

X

X

 

 

 

 

 

 

X

X

X

 

 

 

X

X

X

X

X

X

2229 10uF 50V

   

   

X

X

   

X

X

X

X

X

X

X

X

X

X

 

 

 

 

 

 

X

X

X

 

 

 

X

X

X

X

X

X

2230 4.7uF 50V 

X

X

X

X

X

X

X

X

X

X

X

X

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2234 100nF 25V

   

X

   

   

X

   

   

   

   

   

   

 

X

X

X

   

X

   

   

   

X

   

   

   

   

   

   

2235 1nF 50V

   

   

   

   

   

   

   

   

   

   

   

 

X

X

X

   

   

   

   

   

   

   

   

   

   

   

   

2238 1nF 50V

   

X

   

   

X

   

   

   

   

   

   

 

X

X

X

   

X

   

   

   

X

   

   

   

   

   

   

2239 1nF 50V

   

X

   

   

X

   

   

   

   

   

   

 

   

   

   

   

X

   

   

   

X

   

   

   

   

   

   

2240 1nF 50V

   

X

   

   

X

   

   

   

   

   

   

 

X

X

X

   

X

   

   

   

X

   

   

   

   

   

   

3208 150R

   

   

   

   

   

   

   

   

   

   

   

 

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

3208 390R

X

X

X

X

X

X

X

X

X

X

X

X

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3210 1/6W 4K7
3211 1/6W 4K7
3220 100R

X

X

   

   

   

   

   

   

   

   

   

 

   

   

   

X

X

   

   

   

   

   

   

   

   

   

   

3227 100K

   

   

X

X

   

X

X

X

X

X

X

X

X

X

X

 

 

 

 

 

 

X

X

X

 

 

 

X

X

X

X

X

X

3228 100K

   

   

X

X

   

X

X

X

X

X

X

X

X

X

X

 

 

 

 

 

 

X

X

X

 

 

 

X

X

X

X

X

X

3229 820R

X

X

   

   

X

   

   

   

   

   

   

 

   

   

   

   

   

   

   

   

   

   

   

   

   

   

   

3230 1K

   

   

X

X

   

X

X

X

X

X

X

X

X

X

X

 

 

 

 

 

 

X

X

X

 

 

 

X

X

X

X

X

X

3230 270R

X

X

   

   

X

   

   

   

   

   

   

 

   

   

   

   

   

   

   

   

   

   

   

   

   

   

   

3231 560R

X

X

   

   

X

   

   

   

   

   

   

 

   

   

   

   

   

   

   

   

   

   

   

   

   

   

   

3231 Jumper

   

   

X

X

   

X

X

X

X

X

X

X

X

X

X

 

 

 

 

 

 

X

X

X

 

 

 

X

X

X

X

X

X

3232 2K2

   

   

X

X

   

X

X

X

X

X

X

X

X

X

X

 

 

 

 

 

 

X

X

X

 

 

 

X

X

X

X

X

X

3233 820R

   

X

   

   

X

   

   

   

   

   

   

 

X

X

X

   

X

   

   

   

X

   

   

   

   

   

   

3234 680R

   

   

   

   

   

   

   

   

   

   

   

 

X

X

X

   

   

   

   

   

   

   

   

   

   

   

   

3236 100K

   

   

   

   

   

   

   

   

   

   

   

 

X

X

X

   

   

   

   

   

   

   

   

   

   

   

   

3236 150K

   

X

   

   

X

   

   

   

   

   

   

 

   

   

   

   

X

   

   

   

X

   

   

   

   

   

   

3237 1K2

   

X

   

   

X

   

   

   

   

   

   

 

   

   

   

   

X

   

   

   

X

   

   

   

   

   

   

3237 330R

   

   

   

   

   

   

   

   

   

   

   

 

X

X

X

   

   

   

   

   

   

   

   

   

   

   

   

3238 270R

   

   

   

   

   

   

   

   

   

   

   

 

X

X

X

   

   

   

   

   

   

   

   

   

   

   

   

3238 560R

   

X

   

   

X

   

   

   

   

   

   

 

   

   

   

   

X

   

   

   

X

   

   

   

   

   

   

3239 270R

   

X

   

   

X

   

   

   

   

   

   

 

   

   

   

   

X

   

   

   

X

   

   

   

   

   

   

3239 330R

   

   

   

   

   

   

   

   

   

   

   

 

X

X

X

   

   

   

   

   

   

   

   

   

   

   

   

3240 100K

   

X

   

   

X

   

   

   

   

   

   

 

X

X

X

   

X

   

   

   

X

   

   

   

   

   

   

3261 330R

   

   

   

   

   

   

   

   

   

   

   

 

X

X

X

   

   

   

   

   

   

   

   

   

   

   

   

4204 Jumper
4205 Jumper
4206 Jumper
4207 Jumper
4209 Jumper

   

   

   

   

   

   

   

   

   

   

   

 

   

   

   

X

X

   

   

   

X

   

   

   

   

   

   

4210 Jumper

X

X

   

   

X

   

   

   

   

   

   

 

   

   

   

   

   

   

   

   

   

   

   

   

   

   

   

4211 Jumper

   

   

X

X

   

X

X

X

X

X

X

X

X

X

X

 

 

 

 

 

 

X

X

X

 

 

 

X

X

X

X

X

X

4212 Jumper

   

   

X

X

   

   

   

   

   

   

   

 

X

X

X

   

   

X

X

X

   

   

   

   

   

   

   

4213 Jumper

   

   

X

X

   

X

X

X

X

X

X

X

X

X

X

 

 

 

 

 

 

X

X

X

 

 

 

X

X

X

X

X

X

4214 Jumper
4216 Jumper

X

   

X

X

   

X

X

X

X

X

X

X

 

 

 

 

 

 

 

 

 

X

 

 

 

X

X

X

 

 

 

X

X

X

X

X

X

5201 2U2

   

   

   

   

   

   

   

   

   

   

   

 

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

5201 4U7

X

X

X

X

X

X

X

X

X

X

X

X

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7200 TDA9551H/N1/3

   

   

   

   

   

   

   

   

   

   

   

 

   

   

   

X

   

X

   

   

   

X

X

X

   

   

   

7200 TDA9552H/N1/3

X

   

   

X

   

X

X

X

X

   

   

 

   

   

   

   

   

   

   

   

   

   

   

   

   

   

   

7200 TDA9567H/N1/5

   

X

   

   

X

   

   

   

   

   

   

 

   

   

   

   

   

   

   

   

   

   

   

   

   

   

   

7200 TDA9571H/N1/3

   

   

   

   

   

   

   

   

   

   

   

 

   

   

   

   

   

   

X

X

   

   

   

   

X

X

X

7200 TDA9572H/N1/3

   

   

X

   

   

   

   

   

   

X

X

X

   

   

   

   

   

   

   

   

   

   

   

   

   

   

   

7200 TDA9561H/N1/5

   

   

   

   

   

   

   

   

   

   

   

 

X

X

X

   

X

   

   

   

X

   

   

   

   

   

   

7202 TRA SIG SM BC857B
7203 TRA SIG SM BC857B
7205 TRA SIG SM BC857B
7206 BC847C     

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

 

 

 

 

 

 

X

X

X

 

 

 

X

X

X

X

X

X

7209 BFS20      

   

X

   

   

X

   

   

   

   

   

   

 

X

X

X

   

X

   

   

   

X

   

   

   

   

   

   

7210 BFS20      

   

X

   

   

X

   

   

   

   

   

   

 

X

X

X

   

X

   

   

   

X

   

   

   

   

   

   

9200 Wire
9298 Wire
9299 Wire
9618 Wire

X

X

   

   

   

   

  

   

  

   

   

   

   

   

X

X

   

   

   

   

   

   

   

   

   

   

Diversity Table A5

Item Description

14" Mono

17" Mono

20" Mono

21" Mono

14" Stereo

21" Stereo

2246 4.7uF 50V 

X

X

X

X

 

 

 

 

 

 

2254 100pF 50V

X

X

X

   

X

   

2254 Jumper

   

   

   

X

   

X

3254 1M

X

X

X

   

X

   

Diversity Table A6

Summary of Contents for L01.2E AB

Page 1: ...lock Diagrams Testpoint Overviews and Waveforms Block Diagram 13 Testpoint Overview 14 I2C and Supply Voltage Diagram 15 7 Circuit Diagrams and PWB Layouts Diagram PWB Mono Carrier Power Supply A1 16 28 33 Mono Carrier Line Deflection A2 17 28 33 Mono Carrier Frame Deflection A3 18 28 33 Mono Carrier Tuner IF A4 19 28 33 Mono Carrier Video IF Sound IF A5 20 28 33 Mono Carrier Synchronisation A6 21...

Page 2: ...L BG SECAM L L NTSC 3 58 playback only NTSC 4 43 playback only Channel selections 100 channels UVSH IF frequency 38 9 MHz Aerial input 75 Ω Coax 1 1 2 Miscellaneous Audio output RMS 1 W mono 2 W mono 4 W mono 2 x 3 W stereo Mains voltage 220 240 V 10 Mains frequency 50 60 Hz 5 Ambient temperature 5 to 45 C Maximum humidity 90 Power consumption 36 W 14 to 52 W 21 Standby Power consumption 3 W 1 2 C...

Page 3: ...s 0 0 4 V INT 1 3 V EXT 75 Ω j 17 GND H 18 GND H 19 CVBS 1 Vpp 75 Ω k 20 CVBS 1 Vpp 75 Ω j 21 GND H TV Aerial In Aerial input 75 Ω coax IEC type FM Radio In Aerial input via coax to 3 pins adapter cable or wire antenna 1 3 Chassis Overview Figure 1 4 75 Ohm FM CL 16532008_042 eps 230501 EXTERNAL 1 1 21 20 2 CL96532137_056 eps 171199 SIDE AV PANEL HEADPHONE E1 SIDE AV PANEL E B CRT PANEL MAIN CHASS...

Page 4: ... example in a living room the recommended interval is three to five years When the set is used 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 deflection circuitry on the chassis 3 Clea...

Page 5: ... tin parts with leaded soldering tin parts is possible but PHILIPS recommends strongly to avoid mixed regimes If not to avoid clean carefully the solder joint from old tin and re solder with new tin Use only original spare parts listed in the Service Manuals Not listed standard material commodities has to be purchased at external companies Special information for lead free BGA ICs these ICs will b...

Page 6: ... 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 Side I O Panel Removal if present 1 Remove the complete Side I O assembly...

Page 7: ...ment results as given in this manual To override SW protections To start the blinking LED procedure Specifications Tuning frequency 475 25 MHz for PAL SECAM Europe and AP PAL 61 25 MHz channel 3 for NTSC sets AP NTSC Colour system SECAM L for France NTSC for NAFTA and AP NTSC PAL BG for Europe and AP PAL All picture settings at 50 brightness colour contrast hue Bass treble and balance at 50 volume...

Page 8: ... Europe A Asia Pacific U NAFTA L LATAM C the software diversity D DVD F full TXT M mono T 1 page TXT D the language cluster number X the main software version number Y the sub software version number 3 SAM Indication of the actual mode 4 Error buffer Five errors possible 5 Option bytes Seven codes possible 6 Clear Erase the contents of the error buffer Select the CLEAR menu item and press the CURS...

Page 9: ...ue indicates parameter levels at CSM entry only for stereo sets TR TREBLE BS BASS How to exit Use one of the following methods After you press any key of the remote control transmitter with exception of the CHANNEL and VOLUME keys After you switch off the TV set with the Mains voltage switch 5 3 Problems and Solving Tips Related To CSM 5 3 1 Picture Problems Note Below described problems are all r...

Page 10: ...e defective television ComPair can gather diagnostic information in two ways Automatic by communication with the television ComPair can automatically read out the contents of the entire error buffer Diagnosis is done on I2 C level ComPair can access the I2C bus of the television ComPair can send and receive I2 C commands to the micro controller of the television In this way it is possible for ComP...

Page 11: ... 0 0 0 Error code 6 was first detected and error code 9 is the last detected newest error Via the blinking LED procedure when you have no picture See next paragraph Via ComPair 5 5 2 How to Clear the Error Buffer The error code buffer is cleared in the following cases By activation of the CLEAR command in the SAM menu When you exit SDM SAM with the STANDBY command on the remote control when leavin...

Page 12: ... Power Supply 5 8 Repair Tips Below 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 load No output voltages at LOT no horizontal deflection Reason line transistor 7402 is defective Set is dead and makes no sound Check power supply IC7520 Result vo...

Page 13: ...D MONO SETS ONLY A7 TREBLE BUZZER HOSP APP 3 3V 3606 3607 3 9V 3 3V A10 A9 A8 A7 A11 A6 3833 3834 2847 A10 A10 NICAM 2CS STEREO DECODER A9 7831 MSP34X5G QSS AM DEM OUT FMR 47 A5 MONO AM MONO SOUND 7834 7835 6692 TSOP1836 MAIN OUT L 44 A10 SC1 L IN 41 A10 SC1 R IN 42 A7 SDA 8 A7 SCL 7 25 4 SC2 CTRL A10 30 SC1 R OUT SC1 L OUT 2X A5 A7 A1 MONO AM MONO SOUND 31 MAIN OUT R 24 51 52 DEMODULATOR NICAM 2C...

Page 14: ...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 P1 50V ...

Page 15: ...ONISATION A6 7200 D SYNC PROC 5241 8V 8V 8V 8V 8VA TO 3248 7200 A VIDEO IF 9 5832 NICAM 2CS DECODER A9 VLOT AUX 5V REAR I O SCART A14 8V AUDIO VIDEO SOURCE SWITCHING A10 7831 AUDIO DECODER 5833 5VA 8V 6V8 46 33 3421 3424 3423 6405 6410 7407 7408 6402 6420 3422 3428 6423 6419 3801 3625 7602 M24C08 EEPROM NVM 3624 3607 3606 3604 3603 6 5 72 71 68 7 ERR 9 ERR 5 7200 B SET PROCESSOR PART OF VIDEO PROC...

Page 16: ...43 BZX79 C10 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 PDTC14...

Page 17: ...6408 E3 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...

Page 18: ... 220P 2478 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 240...

Page 19: ...007 2007 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 ...

Page 20: ...14 A9 3217 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 42...

Page 21: ... 68pF 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 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...

Page 22: ...6 2615 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 6...

Page 23: ...v DC 500us 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 He...

Page 24: ...2849 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...

Page 25: ...C3 7802 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...

Page 26: ...81 0218 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...

Page 27: ...04 E3 6105 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 21...

Page 28: ...607 D5 3608 D4 3609 D4 3610 D5 3612 E5 3614 D5 3615 D4 3617 D5 3618 D4 3619 D5 3624 D5 3625 D5 3634 D5 3635 D5 3801 D3 3802 D3 3808 C2 3832 D1 3833 D1 3834 C2 3836 C2 3837 C2 3839 C2 3981 B1 3982 B1 5001 E5 5002 E5 5201 E4 5202 E3 5241 E5 5242 E5 5401 B4 5403 B5 5406 B4 5408 A5 5410 C6 5444 C4 5445 A5 5471 C6 5500 B2 5501 B2 5502 B2 5505 B4 5520 A4 5521 A3 5560 A4 5561 B4 5562 B4 5563 A4 5602 D4 5...

Page 29: ...2 E3 3233 E1 3234 E3 3236 E1 3237 E1 3238 E1 3239 E1 3240 E1 3241 E2 3242 E3 3245 E2 3246 E3 3247 C2 3248 E3 3254 E2 3256 C3 3257 E2 3258 E2 3259 D2 3261 E1 3410 B1 3413 B2 3418 C2 3419 C2 3420 C1 3422 C1 3423 C1 3426 C2 3431 B2 3520 B4 3522 B4 3524 B4 3525 B4 3528 B3 3529 B4 3530 B4 3531 B4 3540 B3 3541 B3 3542 B3 3545 B3 3546 C3 3548 C3 3552 C4 3559 C3 3562 B3 3563 C3 3566 C4 3567 B3 3568 B3 356...

Page 30: ...30 L01 2E AB 7 Circuit Diagrams and PWB Layouts Layout Mono Carrier Part 1 Bottom Side Part 1 F_12751_002a eps 060105 ...

Page 31: ...Circuit Diagrams and PWB Layouts 31 L01 2E AB 7 Layout Mono Carrier Part 2 Bottom Side Part 2 F_12751_002b eps 060105 ...

Page 32: ...32 L01 2E AB 7 Circuit Diagrams and PWB Layouts Layout Mono Carrier Part 3 Bottom Side Part 3 F_12751_002c eps 060105 ...

Page 33: ...Circuit Diagrams and PWB Layouts 33 L01 2E AB 7 Layout Mono Carrier Part 4 Bottom Side F_12751_002d eps 060105 Part 4 ...

Page 34: ...P9 9 P6 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 3...

Page 35: ... A2 3341 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_...

Page 36: ...3157 F3 6161 A3 9152 C3 9153 B3 SG02 A3 SG03 D3 SG04 C3 SG06 F3 SG07 E3 1 2 3 4 5 1 2 3 4 5 A B C D E F A B C D E F 0232 E4 0250 A C2 0250 B D2 0250 C B2 0251 A5 0254 E2 0255 E5 0277 A A1 0277 B D1 0277 B 0277 A 3156 3157 0254 1 2 3 4 5 2174 2179 100u 100u 2177 2176 2 3 4 5 6 7 8 9 2178 1 2 3 4 0232 1 330p 2172 0255 2173 3 4 5 6 9153 9152 3155 75R 0251 1 2 0250 A 7 8 9 5 6 0250 C 1 2 3 0250 B 4 SG...

Page 37: ...4 1 2 3 4 A B C D E A B C D E 0250 A B1 9155 0250 B C1 0250 C A1 0251 B4 0252 B1 0253 A4 0261 D4 1152 A2 1153 C2 1154 B2 2171 C3 2172 B3 2173 B2 2174 C2 2175 B1 3150 C3 3151 C3 3152 B3 3153 B3 3155 A3 9152 5010 B3 6161 A3 9152 B2 9153 B3 9155 B3 9153 330p 2175 330p 2171 330p 2172 5010 0261 1 2 3 4 5 6 2174 2173 0252 1 2 3 4 3 0253 1 2 3 0251 1 2 1 2 3 75R 3155 1152 0250 C 0250 B 4 5 6 6161 BZX79 C...

Page 38: ... B C D E A B C SG06 0252 B2 0253 A5 0254 D2 0255 D5 0261 C5 2171 C4 2172 B4 2173 B3 2174 C3 2176 E3 2177 E2 2178 E3 2179 D2 3150 C3 3151 C3 3152 B3 3153 B3 3155 A3 3156 D3 3157 E3 6161 A3 9153 B3 9155 B4 SG02 A3 SG03 C3 SG04 B3 SG06 E3 SG07 E3 4 1 2 3 4 0255 1 2 3 0251 1 2 3 0252 0253 1 2 3 3157 9155 3156 0254 1 2 3 4 5 2174 2177 100u 2176 100u 2179 3 4 5 6 7 8 9 2178 2172 330p 0232 1 2 2173 1 2 3...

Page 39: ... triggering on the vertical pulse 8 Ground the scope at the CRT panel and connect a 10 1 probe to one of the cathodes of the picture tube socket see diagram B 9 Measure the cut off pulse during first full line after the frame blanking see Fig 8 2 You will see two pulses one being the cut off pulse and the other being the white drive pulse Choose the one with the lowest value this is the cut off pu...

Page 40: ... formed by the sum of its eight option bits See second table below for the correct option numbers per typenumber Figure 8 5 Figure 8 6 S A M O P 1 X X X O P 2 X X X O P 3 X X X O P 4 X X X O P 5 X X X O P 6 X X X O P 7 X X X CL 16532008_048 pdf 220501 J K 0 1 2 J K 5 5 51 5 5 5 5 J K 5 5 51 5 5 5 5 J K 5 5 51 5 5 5 5 J3K 5 1 5 1 511 5 1 5 1 5 1 5 1 J 1K 5 5 51 5 5 5 5 0 J K 5 5 51 5 5 5 5 1 J1 K 5...

Page 41: ...ODE is set to 1 After installation is finished this option bit will be automatically set to 0 Default setting 0 OP12 UK_PNP 0 UK s default Plug and Play setting is not available or not applicable 1 UK s default Plug and Play setting is available When UK_PNP and VIRGIN_MODE are set to 1 at the initial set up LANGUAGE ENGLISH COUNTRY GREAT BRITAIN and after exiting from menu VIRGIN_MODE will be set ...

Page 42: ...ting 0 OP40 STEREO_NON_DBX 0 For AP_NTSC chip TDA 9853 is not present 1 For AP_NTSC chip TDA 9853 is present Default setting 0 OP41 STEREO_DBX 0 For AP_NTSC chip MSP 3445 is not present 1 For AP_NTSC chip MSP 3445 is present Default setting 0 OP42 STEREO_PB 0 For AP_PAL chip MSP3465 is not present 1 For AP_PAL chip MSP3465 is present Default setting 0 OP43 STEREO_NICAM_2CS 0 For EU and AP_PAL chip...

Page 43: ...are allocated for LATAM system selection 00 NTSC M 01 NTSC M PAL M 10 NTSC M PAL M PAL N 11 NTSC M PAL M PAL N PAL BG Default setting 00 OP70 71 and 72 SOUND_SYSTEM_AP_1 SOUND_SYSTEM_AP_2 SOUND_SYSTEM_AP_3 These three option bits are allocated for AP_PAL sound system selection 000 BG 001 BG DK 010 I DK 011 BG I DK 100 BG I DK M Default setting 00 OP73 COLOR_SYSTEM_AP This option bit is allocated f...

Page 44: ... B 5 3 WARM colour temperature 7000 K DELTA WARM R 2 DELTA WARM G 0 DELTA WARM B 6 8 3 4 Geometry The geometry alignments menu contains several items to align the set in order to obtain a correct picture geometry Figure 8 9 How to align Connect an external video pattern generator to the aerial input of the TV set and input a crosshatch test pattern Set amplitude to at least 1 mV and set frequency ...

Page 45: ...mbination with the vertical slope alignment H60 Align straight horizontal lines if NTSC input 60 Hz is used i s o PAL 50 Hz V60 Align straight vertical lines if NTSC input 60 Hz is used i s o PAL 50 Hz See also Figure 8 9 numbers 1 3 4 and 2 In the table below you will find the GEOMETRY default values for the different sets Figure 8 12 8 3 5 Audio Figure 8 13 No alignments are needed for the audio...

Page 46: ...tuning system features 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 memor...

Page 47: ...DIO 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 SWIT...

Page 48: ...d 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 d...

Page 49: ...set 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 outp...

Page 50: ...operating 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 ...

Page 51: ...s to 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...

Page 52: ...ixed 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 b...

Page 53: ...harge 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 Demagn...

Page 54: ...nd 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 contro...

Page 55: ...nctioning 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 I2 C IC s are functioning In case one of these protections is activated the set will go into standby The on and ...

Page 56: ...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 scan lines are displayed in one frame a...

Page 57: ...22 124 11565 10µF 20 250V 2414 4822 124 81145 1000µF 20 16V 2416h 4822 126 12263 220pF 10 2kV 2417 4822 124 81145 1000µF 20 16V 2418 4822 122 33177 10nF 20 50V 2419 4822 124 22776 1µF 50V 2420 4822 124 21913 1µF 20 63V 2421 4822 126 13751 47nF 10 63V 2422 2020 021 91577 470µF 16V 2423 4822 124 42127 100V 20 10µF 2424 4822 121 43526 47nF 5 250V 2471 5322 121 42386 100nF 5 63V 2472 5322 121 42386 10...

Page 58: ...0833 10k 1 0 1W 3529 4822 117 10834 47k 1 0 1W 3530 4822 051 20472 4k7 5 0 1W 3531 4822 051 20008 Jumper 3541 4822 051 20471 470Ω 5 0 1W 3542 4822 117 11139 1k5 1 0 1W 3543h 4822 050 28203 82k 1 0 6W 3544h 4822 050 26802 6k8 1 0 6W 3545h 4822 117 11149 82k 1 0 1W 3546 4822 051 20008 Jumper 3547 4822 117 11342 0Ω33 5 2W 3548 4822 051 20822 8k2 5 0 1W 3549 4822 116 83883 470Ω 5 0 5W 3552 4822 117 10...

Page 59: ...3313 4822 051 20109 10Ω 5 0 1W 3314 4822 053 12183 18k 5 3W 3316h 4822 052 10689 68Ω 5 0 33W 3317 3198 013 01520 1k5 2 0 5W 3321 4822 051 20392 3k9 5 0 1W 3322 4822 117 13577 330Ω 1 1 25W 3323 4822 051 20109 10Ω 5 0 1W 3324 4822 053 12183 18k 5 3W 3326h 4822 052 10689 68Ω 5 0 33W 3327 3198 013 01520 1k5 2 0 5W 3331 4822 051 20392 3k9 5 0 1W 3332 4822 117 13577 330Ω 1 1 25W 3333 4822 051 20109 10Ω ...

Page 60: ...Revision List EN 60 L01 2E AB 11 11 Revision List Manual xxxx xxx xxxx 0 First release ...

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