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Philips Consumer Electronics

Technical Service Data

Service and Quality
Service Publications Dept.
One Philips Drive
P.O. Box 14810
Knoxville, TN 37914

REFER TO SAFETY GUIDELINES

SAFETY NOTICE: ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE
HIMSELF WITH THE CHASSIS AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS
TO BE USED WHEN SERVICING ELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES.

CAUTION: USE A SEPARATE ISOLATION TRANSFORMER FOR THIS UNIT WHEN SERVICING

© Philips Electronics North America Corporation

Visit our World Wide Web Site at http://www.forceonline.com

Manual 7628

Model no.: 19LT010L/35
First Publish: 12760 S8
Rev. Date: 2002-06-06
Print Date: 13/07/2007

Pg.   SCHEMATIC DIAGRAMS AND PC BOARDS

 1. Chassis Overview
 2. Power Supply [A1]
 3. Line Deflection [A2]
 4. Frame Deflection [A3]
 5. Tuner IF [A4]
 6. Video IF + Sound IF [A5]
 7. Synchronisation [A6]
 8. Control [A7]
 9. Audio Amp Mono Sound Processing [A8]
10. NICAM + 2 CS + BTSC (Stereo/SAP) Decoder [A9]
11. Audio/Video Source Switching [A10]
12. Audio - BTSC Stereo Decoder (Economic) [A11]
13. Front I/O + Front C Headphone [A12]
14. Rear I/O Cinch [A13]
15. CRT Panel [B]
16. SP/LS Event Timer Panel Schematic
17. Side AV Panel [E]
18. Side AV Panel + Headphone [E1]
19. EPS Panel Schematic

20. Card Interface Schematic
21. SP/LS Interface Schematic
22. Healthcare Panel Schematic
23. Layout Mono Carrier Non DBX (component side)
24. Layout Mono Carrier Non DBX (copper side)
25. Layout Mono Carrier DBX (component side)
26. Layout Mono Carrier DBX (copper side)
27. Layout CRT Panel (component side)
28. Layout CRT Panel (copper side)
29. Layout SP/LS Event Timer (component side)
30. Layout SP/LS Event Timer (copper side)
31. Layout Side AV Panel
32. Layout Side AV Panel + Headphone
33. Layout ESP Panel (component side only)
34. Layout Card Interface Panel (component side)
35. Layout Card Interface Panel (copper side)
36. Layout Healthcare Panel (component side)
37. Layout Healthcare Panel (coopper side)

Summary of Contents for 19LT010L/35

Page 1: ...ion A6 8 Control A7 9 Audio Amplifier Mono Sound Processing A8 10 NICAM 2 CS BTSC Stereo SAP Decoder A9 11 Audio Video Source Switching A10 12 Audio BTSC Stereo Decoder Economic A11 13 Front I O Front Control Headphone A12 14 Rear I O Cinch A13 15 CRT Panel B 16 SP LS Event Timer Panel Schematic 17 Side AV Panel E 18 Side AV Panel Headphone E1 19 EPS Panel Schematic 20 Card Interface Schematic 21 ...

Page 2: ...IARIZE HIMSELF WITH THE CHASSIS AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING ELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES CAUTION USE A SEPARATE ISOLATION TRANSFORMER FOR THIS UNIT WHEN SERVICING Philips Electronics North America Corporation Visit our World Wide Web Site at http www forceonline com Manual 7628 Model no 19LT010L 35 First Publish 12760 S8 Rev Date 2002...

Page 3: ...MAIN CABINET EXPLODED VIEW Page 1 of 1 ...

Page 4: ...RIZE HIMSELF WITH THE CHASSIS AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING ELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES CAUTION USE A SEPARATE ISOLATION TRANSFORMER FOR THIS UNIT WHEN SERVICING Philips Electronics North America Corporation Visit our World Wide Web Site at http www forceonline com Manual 7628 Model no 19LT010L 35 First Publish 12760 S8 Rev Date 2002 0...

Page 5: ... to warm up for approximately20 minutes Measure the voltages and waveforms in relation to chassis ground with the exception of the voltages on the primary side of the power supply Never use heatsinks as ground Test probe Ri 10MO Ci 2 5pF Use an isolated trimmer screwdriver to perform the alignments Service Default Alignment Mode SDAM Entry for Commercial Models Note For commercial models a master ...

Page 6: ...s in consumer mode do not use the master setup remote control to activate commercial mode features 4 When the television is in commercial mode the Institutional Television Menu may be accessed by pressing the MENU button Though the specific items in the menu will vary information similar to the following will be displayed Menu Item Settings Options MENU TITLE SETUP MENU MAIN MENU LANGUAGE ENGLISH ...

Page 7: ... ON OFF CC OFF CC 1 CC 2 CC ON MUTE SAVE CC ON OFF V CHIP MENU ITEM ON OFF SAVE V CHIP ON OFF V CHIP SETUP SLEEPTIMER OFF 15 30 45 60 90 120 180 240 EXIT 5 After making changes to the settings the EXIT option may be used to leave the Institutional Television Menu Hardware Alignments ...

Page 8: ...Enter SDAM Press the following key sequence on the remote control transmitter 0 6 2 5 9 6 MENU Do not allow the display to time out between entries while keying the sequence 2 Use the MENU UP DOWN keys to highlight the WHITE TONE sub menu ...

Page 9: ...sible in a dark room 13 Press the MENU button twice to return to the top level SDAM menu 14 Press the STATUS EXIT button to hide the SDAM onscreen display 15 Connect the RF output of a video pattern generator to the antenna input 16 Input a black picture test pattern to the television set 17 Set the oscilloscope to 50 V div and the time base to 0 2 milliseconds external triggering on the vertical ...

Page 10: ...u 30 Use the POWER button on the remote control transmitter or the POWER button on the television set to turn off the television set This will save the changes made in SDAM Figure Waveform Vg2 alignment V Cut Off Values Screen Size Cut off Voltage 13V 14 14RF 15RF 17 19V 20 21 135V 4V Focusing 1 Connect the RF output of a video pattern generator to the antenna input 2 Input a circle or crosshatch ...

Page 11: ...tures and hardware How to change an Option Byte An Option Byte represents a number of different options Changing these bytes directly makes it possible to set all options very quickly All options are controlled via seven option bytes To change Option Byte s 1 Enter SDAM Press the following key sequence on the remote control transmitter 0 6 2 5 9 6 MENU Do not allow the display to time out between ...

Page 12: ... set from AC power for at least ten seconds Reconnect the television set to AC power Turn the television set ON by using the POWER button on the remote control transmitter or the local keyboard Option Byte Codes S8 Chassis MODEL OPTION BYTES OP1 OP2 OP3 OP4 OP5 OP6 OP7 13LT010L 35 132 16 150 148 8 0 0 13PR12 W321 0 23 1 0 144 153 0 14LK10 0021 0 23 1 0 144 153 0 14LL10 0131 16 23 1 0 144 153 0 19L...

Page 13: ... when the NVM part reference number7602 is replaced Figure Tuner alignment screens IF PLL This adjustment is auto aligned Therefore no action is required AGC AGC take over point 1 Connect the RF output of a video pattern generator to the antenna input 2 Input a color bar test pattern to the television set 3 Set the amplitude of the video pattern generator to 10 mV and set the frequency to 61 25 MH...

Page 14: ...n set ON by using the POWER button on the remote control transmitter or the local keyboard SL Slicing Level This adjustment sets the sync slicing level for non standard signals SL should be turned ON to help correct picture instability in premium decoded cable channels OFF slicing level dependent on noise detector ON fixed slicing level of 70 To adjust SL 1 Enter SDAM Press the following key seque...

Page 15: ...d in the WHITE TONE sub menu Normally no alignment is needed for WHITETONE and the given default values are used Default settings for NORMAL color temperature 9600K NORMAL RED 40 NORMAL GREEN 40 NORMAL BLUE 40 To adjust NORMAL RED NORMAL GREEN and NORMAL BLUE 1 Enter SDAM Press the following key sequence on the remote control transmitter 0 6 2 5 9 6 MENU Do not allow the display to time out betwee...

Page 16: ...icture geometry alignment 1 Connect the RF output of a video pattern generator to the antenna input 2 Input a crosshatch test pattern to the television set 3 Set the amplitude of the video pattern generator to at least 1mV and set the frequency to 61 25MHz channel 3 4 Press the AUTO PICTURE button on the remote control transmitter repeatedly to choose PERSONAL or MOVIES picture mode 5 Enter SDAM P...

Page 17: ...Disconnect the television set from AC power for at least ten seconds Reconnect the television set to AC power Turn the television set ON by using the POWER button on the remote control transmitter or the local keyboard The following alignments can be performed in the GEOMETRY submenu Figure Horizontal geometry alignment screens Horizontal Horizontal Parallelogram HP Aligns straight vertical lines ...

Page 18: ...e entire height of the screen Vertical Shift VSH Aligns the vertical center of the picture to the vertical center of the CRT After performing this alignment it may be necessary to perform the VAM alignment again Vertical Zoom VX Adjusts picture height Service blanking SBL Turns the blanking of the lower half of the screen ON or OFF to be used in combination with the vertical slope alignment The ta...

Page 19: ...adjust AF M 1 Enter SDAM Press the following key sequence on the remote control transmitter 0 6 2 5 9 6 MENU Do not allow the display to time out between entries while keying the sequence 2 Use the MENU UP DOWN keys to highlight the AUDIO sub menu 3 Press the MENU LEFT RIGHT keys to enter the AUDIO sub menu 4 Use the MENU UP DOWN keys to select AF M 5 Use the MENU LEFT RIGHT keys to adjust the val...

Page 20: ... to time out between entries while keying the sequence 2 Use the MENU UP DOWN keys to highlight the AUDIO sub menu 3 Press the MENU LEFT RIGHT keys to enter the AUDIO sub menu 4 Use the MENU UP DOWN keys to selectA2T 5 Use the MENU LEFT RIGHT keys to adjust the value of A2T to 250 6 Press the MENU button to return to the top level SDAM menu 7 To ensure the A2T setting is saved Turn the television ...

Page 21: ...AMILIARIZE HIMSELF WITH THE CHASSIS AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING ELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES CAUTION USE A SEPARATE ISOLATION TRANSFORMER FOR THIS UNIT WHEN SERVICING Philips Electronics North America Corporation Visit our World Wide Web Site at http www forceonline com Manual 7628 Model no 19LT010L 35 First Publish 12760 S8 Rev Date ...

Page 22: ...5 Res 470 ohm 5 1 10W Metalized Glas 3198 021 54710 2416 Cap 820p 10 2000v Ceramic 2020 558 90486 2417 Cap 1000u 20 16v Electrolytic 2020 021 91049 2418 Cap 10n 10 50v Ceramic 3198 017 01030 2419 Cap 1u 20 50v Electrolytic 2020 021 91147 2420 Cap 1u 20 50v Electrolytic 3198 025 51080 2422 Cap 470u 20 16v Electrolytic 2020 021 91577 2423 Cap 10u 20 100v Electrolytic 2020 021 90813 2425 Cap 39p 50v ...

Page 23: ...306 204 03101 3524 Res 56K 5 1 10W Metalized Glass 3198 021 55630 3525 Res 1K 5 1 10W Metalized Glass 3198 021 51020 S 3526 Res 0R15 5 1W Metal Film 3198 012 11570 S 3527 Res 2K2 5 1 3W Metal Film 2306 204 03222 3528 Res 10K 5 1 10W Metalized Glass 3198 021 51030 3529 Res 47K 5 1 10W Metalized Glass 3198 021 54730 3530 Res 4K7 5 1 10W Metalized Glass 3198 021 54720 3531 Res Zero ohm Chip Jumper 31...

Page 24: ... Transistor NPN BC337 25 COL 3198 020 43530 7404 Transistor PNP BC327 25 COL 3198 020 43430 7405 Transistor PNP BC857B COL 3198 010 42150 7406 Transistor PNP BC857B COL 3198 010 42150 7407 Transistor NPN BD135 3198 020 41010 7408 Transistor NPN BD135 3198 020 41010 7409 Transistor PNP BC857B COL 3198 010 42150 7471 IC TDA9302H 9322 088 25682 S 7515 Optical Coupler TCET1103 G 9322 175 72667 7520 IC...

Page 25: ...er 3198 036 90010 9818 Wire Jumper 3198 036 90010 9820 Wire Jumper 3198 036 90010 9821 Wire Jumper 3198 036 90010 9822 Wire Jumper 3198 036 90010 9824 Wire Jumper 3198 036 90010 9825 Wire Jumper 3198 036 90010 9826 Wire Jumper 3198 036 90010 9827 Wire Jumper 3198 036 90010 9828 Wire Jumper 3198 036 90010 9829 Wire Jumper 3198 036 90010 9830 Wire Jumper 3198 036 90010 9832 Wire Jumper 3198 036 9001...

Page 26: ...ILIARIZE HIMSELF WITH THE CHASSIS AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING ELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES CAUTION USE A SEPARATE ISOLATION TRANSFORMER FOR THIS UNIT WHEN SERVICING Philips Electronics North America Corporation Visit our World Wide Web Site at http www forceonline com Manual 7628 Model no 19LT010L 35 First Publish 12760 S8 Rev Date 20...

Page 27: ...19LT010L 35 7628 Page 1 P 1 P 2 P 3 P 4 P 5 P 6 L 1 L 2 L 3 L 4 L 5 L 6 L 7 L 8 L 9 L10 F 1 F 2 F 3 F 4 ...

Page 28: ...19LT010L 35 7628 Page 2 F 5 I 1 I 2 I 3 I 4 V 1 V 2 V 3 V 4 V 5 V 6 V 7 V 8 V 9 V10 S 1 S 2 S 3 S 4 S 5 ...

Page 29: ...19LT010L 35 7628 Page 3 C 1 C 2 C 3 C 4 C 5 A 1 A 2 A 3 A 4 A 5 A 6 A 7 A 8 A 9 A10 A11 A12 A13 A 6 A 7 ...

Page 30: ...19LT010L 35 7628 Page 4 A 9 A10 A13 C 6 V11 V12 V13 V14 V15 V16 ...

Page 31: ...19LT010L 35 7628 Chassis Overview Page 1 of 37 ...

Page 32: ...19LT010L 35 7628 Power Supply A1 Page 2 of 37 ...

Page 33: ...19LT010L 35 7628 Line Deflection A2 Page 3 of 37 ...

Page 34: ...19LT010L 35 7628 Frame Deflection A3 Page 4 of 37 ...

Page 35: ...19LT010L 35 7628 Tuner IF A4 Page 5 of 37 ...

Page 36: ...19LT010L 35 7628 Video IF Sound IF A5 Page 6 of 37 ...

Page 37: ...19LT010L 35 7628 Synchronisation A6 Page 7 of 37 ...

Page 38: ...19LT010L 35 7628 Control A7 Page 8 of 37 ...

Page 39: ...19LT010L 35 7628 Audio Amplifier Mono Sound Processing A8 Page 9 of 37 ...

Page 40: ...19LT010L 35 7628 NICAM 2 CS BTSC Stereo SAP Decoder A9 Page 10 of 37 ...

Page 41: ...19LT010L 35 7628 Audio Video Source Switching A10 Page 11 of 37 ...

Page 42: ...19LT010L 35 7628 Audio BTSC Stereo Decoder Economic A11 Page 12 of 37 ...

Page 43: ...19LT010L 35 7628 Front I O Front Control Headphone A12 Page 13 of 37 ...

Page 44: ...19LT010L 35 7628 Rear I O Cinch A13 Page 14 of 37 ...

Page 45: ...19LT010L 35 7628 CRT Panel B Page 15 of 37 ...

Page 46: ...19LT010L 35 7628 SP LS Event Timer Panel Schematic Page 16 of 37 ...

Page 47: ...19LT010L 35 7628 Side AV Panel E Page 17 of 37 ...

Page 48: ...19LT010L 35 7628 Side AV Panel Headphone E1 Page 18 of 37 ...

Page 49: ...19LT010L 35 7628 EPS Panel Schematic Page 19 of 37 ...

Page 50: ...19LT010L 35 7628 Card Interface Schematic Page 20 of 37 ...

Page 51: ...19LT010L 35 7628 SP LS Interface Schematic Page 21 of 37 ...

Page 52: ...19LT010L 35 7628 Healthcare Panel Schematic Page 22 of 37 ...

Page 53: ...19LT010L 35 7628 Layout Mono Carrier Non DBX component side Page 23 of 37 ...

Page 54: ...19LT010L 35 7628 Layout Mono Carrier Non DBX copper side Page 24 of 37 ...

Page 55: ...19LT010L 35 7628 Layout Mono Carrier DBX component side Page 25 of 37 ...

Page 56: ...19LT010L 35 7628 Layout Mono Carrier DBX copper side Page 26 of 37 ...

Page 57: ...19LT010L 35 7628 Layout CRT Panel component side Page 27 of 37 ...

Page 58: ...19LT010L 35 7628 Layout CRT Panel copper side Page 28 of 37 ...

Page 59: ...19LT010L 35 7628 Layout SP LS Event Timer component side Page 29 of 37 ...

Page 60: ...19LT010L 35 7628 Layout SP LS Event Timer copper side Page 30 of 37 ...

Page 61: ...19LT010L 35 7628 Layout Side AV Panel Page 31 of 37 ...

Page 62: ...19LT010L 35 7628 Layout Side AV Panel Headphone Page 32 of 37 ...

Page 63: ...19LT010L 35 7628 Layout ESP Panel component side only Page 33 of 37 ...

Page 64: ...19LT010L 35 7628 Layout Card Interface Panel component side Page 34 of 37 ...

Page 65: ...19LT010L 35 7628 Layout Card Interface Panel copper side Page 35 of 37 ...

Page 66: ...19LT010L 35 7628 Layout Healthcare Panel component side Page 36 of 37 ...

Page 67: ...19LT010L 35 7628 Layout Healthcare Panel coopper side Page 37 of 37 ...

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