Samsung gpl15ke chassis lw15m23cp lcd tv sm 142 free download

File name samsung_gpl15ke_chassis_lw15m23cp_lcd_tv_sm_142.pdf

TFT-LCD TV Chassis Model GPL15KE LW15M23CP LW15M25CP GPL17KE LW17M24CP GPL20KE LW20M21CP LW20M22CP LW20M25CP SERVICE Manual TFT-LCD TV Fashion Feature - Easy-to-use remote control - Easy-to-use on-screen menu system - Automatic timer to turn the TV on and off - Automatic channel tuning for up to 194 channels. (Air : 69 , STD : 125 ) - A special filter to reduce or eliminate reception problems - Fine tuning control for the sharpest picture possible - Built-in, dual channel speakers - Headphone jack for private listening Samsung Electronics Co.,Ltd. - This Service Manual is a property of 416, Maetan-3Dong, Yeongtong-Gu, Suwon City, Samsung Electronics Co., Ltd. Gyeonggi-Do, Korea, 443-742 Any unauthorized use of Manual can be Printed in Korea punished under applicable International P/N : BN82-00131H-01 and/or domestic law. URL : http://itself.sec.samsung.co.kr/ 7 Block Diagrams 7 Block Diagram 7-1 7 Block Diagrams Memo 7-2 13 Circuit Descriptions 13 Circuit Descriptions 13-1 Overall Block Structure 13-1 13 Circuit Descriptions 13-2 Partial Block Description 13-2-1 MAIN BOARD POWER TREE 13-2 13 Circuit Descriptions 13-2-2 WIRING DIAGRAM CN100(9P) : To IP Board CN401(30P) : To 15",17" Panel CN402(50P) : To 20" Panel CN905(5P) : To Program Download Jig CN906(20P) : To Scart CN600(3P) : To Left Speaker CN601(2P) : To Right Speaker CN907(12P) : To Function Board 13-3 13 Circuit Descriptions 13-4 3 Alignments and Adjustments 3 Alignments and Adjustments 3-1 Service Instruction 1. Usually, a color TV-VCR needs only slight touch-up adjustment upon installation. Check the basic characteristics such as height, horizontal and vertical sync. 2. Use the specified test equipment or its equivalent. 3. Correct impedance matching is essential. 4. Avoid overload. Excessive signal from a sweep generator might overload the front-end of the TV. When inserting signal markers, do not allow the marker generator to distort test result. 5. Connect the TV only to an AC power source with voltage and frequency as specified on the backcover nameplate. 6. Do not attempt to connec