Service Manual
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CONTENTS General Information/Remote Controls 1 Installer 's Menu 2 Servicing/Trobleshooting 3 Model/Module Parts List 4 Exploded Views 5 Schematics 6 Published by Zenith Electronics Corporation Zenith SERVICE MANUAL Product Type: Chassis Manual Part #: Model Line: Product Year: Commercial Color TV CL 3828VD0171F H 2006 Model Series: H27H38DT H32H38DT Printed in U.S.A. Box 240007 Huntsville, Al 35824 Copyright © March2006 by Technical Publications Zenith Electronics Corporation P.O.
CONTENTS General Information/Remote Controls 1 Installer 's Menu 2 Servicing/Trobleshooting 3 Model/Module Parts List 4 Exploded Views 5 Schematics 6 Published by Zenith Electronics Corporation Zenith SERVICE MANUAL Product Type: Chassis Manual Part #: Model Line: Product Year: Commercial Color TV CL 3828VD0171F H 2006 Model Series: H27H38DT H32H38DT Printed in U.S.A. Box 240007 Huntsville, Al 35824 Copyright © March2006 by Technical Publications Zenith Electronics Corporation P.O.
Service Manual
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...position, unless the receiver is intended to alert the service personnel to the cart. The proper value is essential that all exposed metallic parts of repairs. ity of adjacent component shorts. Wall- A product mounted to a shelf or platform must retain its mounting to the.... Perform leakage tests on items transported to and from a single outlet, can lead to disastrous consequences to parts and components, for protection from LG Electronics Corporation. Caution customers against using a commercial mounting kit must be corrected immediately. SAFETY These components are ...
...position, unless the receiver is intended to alert the service personnel to the cart. The proper value is essential that all exposed metallic parts of repairs. ity of adjacent component shorts. Wall- A product mounted to a shelf or platform must retain its mounting to the.... Perform leakage tests on items transported to and from a single outlet, can lead to disastrous consequences to parts and components, for protection from LG Electronics Corporation. Caution customers against using a commercial mounting kit must be corrected immediately. SAFETY These components are ...
Service Manual
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... USED 94-I . Used with PC based Windows controlled systems, range is automatically tuned in item 101-I . Set to 0 if item 4-I is set to appear as part of the Channel-Time Display. 96-I . INSTALLERS MENU UPN MSB User programmable number, most significant byte-1 readable by M.P.I . Command. 80-I Start Channel. command. 81-I . HANDSHK...
... USED 94-I . Used with PC based Windows controlled systems, range is automatically tuned in item 101-I . Set to 0 if item 4-I is set to appear as part of the Channel-Time Display. 96-I . INSTALLERS MENU UPN MSB User programmable number, most significant byte-1 readable by M.P.I . Command. 80-I Start Channel. command. 81-I . HANDSHK...
Service Manual
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...ENTER" buttons. 3. Adjust the other two cutoff controls to adjust cutoff controls. 5. CAMPORT VIDEO enters at pins 8, 10 and 11 of IC200. The second part of the switching is done between : YPrPb signals enter at pins 1, 3 and 5 of IC200 and Superport "YPrPb" signals entering at pin 39 of IC100....must be set displays 3/4 of gray scale from the Video genera tor and turn the chroma off . 4. With Zenith Remote (P/N MBR3447CT) or LG Remote (P/N MBR3447LG). Hold Menu button for just a sec onds until channel will be selected by remote control. 3828VD0171F 3-4 DIGITAL CL - Set ...
...ENTER" buttons. 3. Adjust the other two cutoff controls to adjust cutoff controls. 5. CAMPORT VIDEO enters at pins 8, 10 and 11 of IC200. The second part of the switching is done between : YPrPb signals enter at pins 1, 3 and 5 of IC200 and Superport "YPrPb" signals entering at pin 39 of IC100....must be set displays 3/4 of gray scale from the Video genera tor and turn the chroma off . 4. With Zenith Remote (P/N MBR3447CT) or LG Remote (P/N MBR3447LG). Hold Menu button for just a sec onds until channel will be selected by remote control. 3828VD0171F 3-4 DIGITAL CL - Set ...
Service Manual
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DIGITAL CL SHEET 1 Microprocessor 1 2 3 4 5 6 7 8 9 10 G F E D C B A 3828VD0171F CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE LETTER "X" IN THEIR COMPONENTS DESIGNATORS. REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-1 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT.
DIGITAL CL SHEET 1 Microprocessor 1 2 3 4 5 6 7 8 9 10 G F E D C B A 3828VD0171F CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE LETTER "X" IN THEIR COMPONENTS DESIGNATORS. REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-1 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT.
Service Manual
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DIGITAL CL SHEET 2 REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-2 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT. Audio 1 2 3 4 5 6 7 8 9 10 G F E D C B A 3828VD0171F CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE LETTER "X" IN THEIR COMPONENTS DESIGNATORS.
DIGITAL CL SHEET 2 REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-2 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT. Audio 1 2 3 4 5 6 7 8 9 10 G F E D C B A 3828VD0171F CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE LETTER "X" IN THEIR COMPONENTS DESIGNATORS.
Service Manual
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Power Supply 1 2 3 4 5 6 7 8 9 10 G F E D C B A 3828VD0171F CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE LETTER "X" IN THEIR COMPONENTS DESIGNATORS. REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-3 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT. DIGITAL CL SHEET 3
Power Supply 1 2 3 4 5 6 7 8 9 10 G F E D C B A 3828VD0171F CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE LETTER "X" IN THEIR COMPONENTS DESIGNATORS. REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-3 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT. DIGITAL CL SHEET 3
Service Manual
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Deflection 1 2 3 4 5 6 7 8 9 10 G F E D C B A 3828VD0171F CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE LETTER "X" IN THEIR COMPONENTS DESIGNATORS. DIGITAL CL SHEET 4 REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-4 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT.
Deflection 1 2 3 4 5 6 7 8 9 10 G F E D C B A 3828VD0171F CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE LETTER "X" IN THEIR COMPONENTS DESIGNATORS. DIGITAL CL SHEET 4 REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-4 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT.
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Tilt 1 2 3 4 5 6 7 8 9 10 G F E D C B A 3828VD0171F OPTIONAL CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE LETTER "X" IN THEIR COMPONENTS DESIGNATORS. REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-5 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT. DIGITAL CL SHEET 5
Tilt 1 2 3 4 5 6 7 8 9 10 G F E D C B A 3828VD0171F OPTIONAL CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE LETTER "X" IN THEIR COMPONENTS DESIGNATORS. REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-5 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT. DIGITAL CL SHEET 5
Service Manual
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...; F 2 16 V R4 9 8 2 1 2 470K + 5V SB F 2 R4 9 8 4 1K 1 2 R4 9 8 3 1M 1 R4 9 8 5 1 2 470 B 2 R4 9 9 1 1 2 4.7K R4 9 8 7 1 2 3.3K B 2 2 R4 9 9 0 1 PROV R4 9 9 2 1 2 220 3 C Q4 9 0 5 E 1 0TR945009AA KSC945C- REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-6 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT. DIGITAL CL SHEET 6
...; F 2 16 V R4 9 8 2 1 2 470K + 5V SB F 2 R4 9 8 4 1K 1 2 R4 9 8 3 1M 1 R4 9 8 5 1 2 470 B 2 R4 9 9 1 1 2 4.7K R4 9 8 7 1 2 3.3K B 2 2 R4 9 9 0 1 PROV R4 9 9 2 1 2 220 3 C Q4 9 0 5 E 1 0TR945009AA KSC945C- REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-6 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT. DIGITAL CL SHEET 6
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... BY THE LETTER "X" IN THEIR COMPONENTS DESIGNATORS. EMITTER VC C GND OUTPUT- 1 G F E D C B A 3828VD0171F Video Output 2 3 4 5 6 7 8 9 SIG- IN PRE- B IAS PRE- B IAS VC C OUTPUT- REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-7 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT.
... BY THE LETTER "X" IN THEIR COMPONENTS DESIGNATORS. EMITTER VC C GND OUTPUT- 1 G F E D C B A 3828VD0171F Video Output 2 3 4 5 6 7 8 9 SIG- IN PRE- B IAS PRE- B IAS VC C OUTPUT- REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-7 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT.
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... B 55 POWER SHT 10 IR SHT 10 K EY SHT 10 CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE LETTER "X" IN THEIR COMPONENTS DESIGNATORS. REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-8 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT.
... B 55 POWER SHT 10 IR SHT 10 K EY SHT 10 CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE LETTER "X" IN THEIR COMPONENTS DESIGNATORS. REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-8 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT.
Service Manual
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DIGITAL CL SHEET 9 REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-9 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT. Y E1 IR LED IR1 6 7 2 6 VV0 0 0 6 H GND 3 VC C 2 OUT 1 R8 1 2 971- 16 + 5V SB ...
DIGITAL CL SHEET 9 REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-9 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT. Y E1 IR LED IR1 6 7 2 6 VV0 0 0 6 H GND 3 VC C 2 OUT 1 R8 1 2 971- 16 + 5V SB ...
Service Manual
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IN L4 - FRONT 5 6 C - REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-10 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT. VIDEO IN YC JP2 6 6 13 V0 0 0 10 B VIDEO IN A UDIO LEFT IN A ...
IN L4 - FRONT 5 6 C - REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-10 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT. VIDEO IN YC JP2 6 6 13 V0 0 0 10 B VIDEO IN A UDIO LEFT IN A ...
Service Manual
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DIGITAL CL SHEET 11 REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-11 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT. PCB Layout Top 1 2 3 4 5 6 7 8 9 10 G F E D C B A 3828VD0171F CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE LETTER "X" IN THEIR COMPONENTS DESIGNATORS.
DIGITAL CL SHEET 11 REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-11 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT. PCB Layout Top 1 2 3 4 5 6 7 8 9 10 G F E D C B A 3828VD0171F CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE LETTER "X" IN THEIR COMPONENTS DESIGNATORS.
Service Manual
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... C H CH DOWN UP R17 R2 0 ZD2 R18 R19 ZD1 CN8B 4 CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE LETTER "X" IN THEIR COMPONENTS DESIGNATORS. REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-12 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT.
... C H CH DOWN UP R17 R2 0 ZD2 R18 R19 ZD1 CN8B 4 CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE LETTER "X" IN THEIR COMPONENTS DESIGNATORS. REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-12 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT.
Service Manual
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DIGITAL CL SHEET 13 REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-13 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT. One Panel 2nd Version 1 2 3 4 5 6 7 8 9 10 G F E D C B A 3828VD0171F CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE LETTER "X" IN THEIR COMPONENTS DESIGNATORS.
DIGITAL CL SHEET 13 REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-13 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT. One Panel 2nd Version 1 2 3 4 5 6 7 8 9 10 G F E D C B A 3828VD0171F CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE LETTER "X" IN THEIR COMPONENTS DESIGNATORS.
Service Manual
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DTV-S 1 2 3 4 5 6 7 8 9 10 G F E D C B A 3828VD0171F CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE LETTER "X" IN THEIR COMPONENTS DESIGNATORS. DIGITAL CL SHEET 14 REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-14 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT.
DTV-S 1 2 3 4 5 6 7 8 9 10 G F E D C B A 3828VD0171F CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE LETTER "X" IN THEIR COMPONENTS DESIGNATORS. DIGITAL CL SHEET 14 REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-14 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT.
Service Manual
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REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-15 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT. DIGITAL CL SHEET 15 D2A POWER BOARD 1 2 3 4 5 6 7 8 9 10 G F E D C B A 3828VD0171F CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE LETTER "X" IN THEIR COMPONENTS DESIGNATORS.
REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-15 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT. DIGITAL CL SHEET 15 D2A POWER BOARD 1 2 3 4 5 6 7 8 9 10 G F E D C B A 3828VD0171F CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE LETTER "X" IN THEIR COMPONENTS DESIGNATORS.
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DIGITAL CL SHEET 16 TUNER INTERFACE 1 2 3 4 5 6 7 8 9 10 G F E D C B A 3828VD0171F CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE LETTER "X" IN THEIR COMPONENTS DESIGNATORS. REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-16 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT.
DIGITAL CL SHEET 16 TUNER INTERFACE 1 2 3 4 5 6 7 8 9 10 G F E D C B A 3828VD0171F CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE LETTER "X" IN THEIR COMPONENTS DESIGNATORS. REPLACE ONLY WITH PART NUMBERS SPECIFIED. 6-16 ALL COMPONENTS WITH "M" IN THE DESIGNATOR ARE A SURFACE MOUNTED COMPONENT.