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Manual LG Electronics CT-25

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  • LG Electronics CT-25 - page 1

    COLOR TV SER VICE MANUAL CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. CHASSIS : MC-007A MODEL:CT -25/29Q47E/P/EN/EX MODEL: CT -25/29Q46EN CF-29F84 website:http://biz.LGservice.com e-mail:http://www.LGEservice.com/techsup.html ...

  • LG Electronics CT-25 - page 2

    - 2 - CONTENTS Contents ................................................................................................................. 2 Saf ety Pr ecautions ............................................................................................3 Specifications ................................................................................ ...

  • LG Electronics CT-25 - page 3

    - 3 - SAFETY PRECAUTIONS Many electrical and mechanical parts in this chassis have special safety-related characteristics. These parts are identified by i n the Schematic Diagram and Replacement Parts List. It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X-RADIATIO ...

  • LG Electronics CT-25 - page 4

    - 4 - SPECIFICA TIONS Note : Specification and others are subject to change without notice for improvement. ¡ Video input system: PAL-B/G, D/K, I/I SECAM-B/G, D/K/L/L’ NTSC M NTSC 4.43(AV) ¡ Intermediate Frequency (Unit : MHz) VISION IF : 38.9MHz,33.9MHz(SECAM-L’) COLOR IF : 34.47MHz(4.43) 35.32MHz(3.58) : NTSC-M VIF-4.25000MHz VIF-4.40625MHz ...

  • LG Electronics CT-25 - page 5

    - 5 - DESCRIPTION OF CONTROLS All the functions can be controlled with the remote control handset. Some functions can also be adjusted with the buttons on the front panel of the set. Remote control handset Before you use the remote control handset, please install the bat- teries. See the next page. 1. POWER switches the set on from standby or off t ...

  • LG Electronics CT-25 - page 6

    - 6 - 0 2 3 1 5 6 4 8 9 7 POWER MENU LIST ARC I/II SSM SLEEP PSM SOUND PICTURE Q.VIEW PR OK VOL VOL PR TV/AV MUTE TURBO EYE/ 14. LIST displays the programme table. 15. I/II selects the language during dual language broadcast (option). selects the sound output. 16. PIP BUTT ONS (option) PIP switches the sub picture on or off. PR +/ - selects a progr ...

  • LG Electronics CT-25 - page 7

    - 7 - 1. MAIN POWER switches the set on or off. 2. POWER/ST ANDBY INDICA TOR illuminates brightly when the set is in standby mode. dims when the set is switched on. 3. MENU selects a menu. 4. OK accepts your selection or displays the current mode. F / G (V olume Up/Down) adjusts the volume. adjusts menu settings. D / E (Programme Up/Down) selects a ...

  • LG Electronics CT-25 - page 8

    - 8 - Fig. 2-1 Fig. 2-2 CPT board Remove Screws STEREO PCB Main PCB A/V PCB VCD PCB POWER PCB DISASSEMBL Y INSTRUCTIONS Important note This set is disconnected from the power supply through the converter transformer. An isolating transformer is necessary for service operations on the primary side of the converter transformer. Back Cabinet Removal R ...

  • LG Electronics CT-25 - page 9

    - 9 - ¡ Safety Precautions 1. It is safe to adjust after using insulating transformer between the power supply line and chassis input to prevent the risk of electric shock and protect the instrument. 2. Never disconnect leads while the TV receiver is on. 3. Don't short any portion of circuits while power is on. 4. The adjustment must be done ...

  • LG Electronics CT-25 - page 10

    - 10 - ¡ Deflection Data Adjustment (Line SVC-2) NOTE : How to enter into the Line Service Mode with a remocon. 1.Power off. 2.Press the Red button. 3.Press the Green button. 4.Press the Yellow button. 5.Press the Cyan button. 6.Press the OK button. 7.Power On. 1. Preparation for Deflection Adjustment 1) At SVC mode, press the Yellow colored butto ...

  • LG Electronics CT-25 - page 11

    - 11 - (Table 3) ¡ SVC Data & PSM,SSM Data. Table 1. ABL Data (LINE SVC-3) Table 2. SOUND PRE-SCALER (LINE SVC-4) Table 3. PSM Data Menu DVCO IBRM WDRM BCLTH BCLTM BCLGA SVGA SVDEL SVD1 LDLY HBST HBSO 0~1FFH 0~3FFH 0~7FFH 0~1FFH 0~1FFH 0~01FF 0~01FF 00C8 0190 0065 000B 0007 0008 0005 0003 0001 00F0 0158 Range 29Ó Flat 29Ó S-Flat Menu FP NP S ...

  • LG Electronics CT-25 - page 12

    ¡ OPTION Adjustment (LINE-SERVICE OPTION) Table 4. OPTION Function - 12 - OPTION GAME TEXT TOP ACMS CH+AU EYE TURBO SCART A2 ST I II SV MONO VOL H-PH DGS TILT 200PRO AV2 HOTEL KEY SYS M-VOL OSD T-LAN 1 GAME TEXT TOP China,Australia EYE Turbo Search SCART STEREO I/II MONO Middle East Africa,India VOL. H/Phone Degaussing TILT China Only Back:JACK(2E ...

  • LG Electronics CT-25 - page 13

    - 13 - MEMO ...

  • LG Electronics CT-25 - page 14

    112 913 150 153 510 170  530 520 550 P801 501 560 570 310 600 700 121 120 300 320 330 400 943 540  EXPLODED VIEW - 14 - ...

  • LG Electronics CT-25 - page 15

    - 15 - EXPLODED VIEW P AR TS LIST Replace only with part number specified. 112 2426GE259AJ 2426GF239AR CPT SET 120 6400VA0027A 6400VA0027A SPEAKER,GENERAL H165/051800A 8 OHM 10/1 121 3110V00073A 3110V00073A CASE,SPEAKER 150 150-D05Z 6140VC2005F COIL,DEGAUSSING 153 6150Z-1230F 6150Z-1240A DY 170 170-844G 170-844K CPT EARTH 300 3091V00278F 3091V00255 ...

  • LG Electronics CT-25 - page 16

    - 16 - REPLA CEMENT P AR TS LIST LOCA. NO P ART NO DESCRIPTION D412 D601 D602 D802 D803 D804 D857 D859 D861 D863 D864 D865 D901 D902 D903 D904 D905 D906 D907 D908 D909 D910 D951 D952 D953 D954 D955 D956 D957 D958 D960 D961 D962 D963 DB801 LD1 101 Ò(25Ó) DP01 DP02 DP03 DV01 DV02 DV03 ZD01 ZDN01 ZD101 ZD202 ZD203 ZD301 ZD302 ZD303 ZD401 ZD402 0DD41 ...

  • LG Electronics CT-25 - page 17

    - 17 - LOCA. NO P ART NO DESCRIPTION ZD901 Q02 Q03 Q04 Q05 Q121 Q122 Q123 Q124 Q125 Q126 Q201 Q221 Q301 Q303 Q402 Q405 Q401 Q601 Q853 Q854 Q857 Q901 Q910 Q951 Q952 Q953 Q954 Q955 Q956 Q957 Q958 QN01 QN02 QP01 QP02 QP03 QP04 QP05 QP06 QP07 QP08 QP09 QP10 QP104 QP105 QP106 QP1 1 QP12 QP13 0DZ180009BE 0TR945009AA 0TR102009AB 0TR945009AA 0TR102009AB 0T ...

  • LG Electronics CT-25 - page 18

    - 18 - LOCA. NO P ART NO DESCRIPTION C109 C1 10 C1 12 C1 13 C1 15 C121 C122 C123 C124 C125 C126 C127 C128 C129 C130 C131 C132 C134 C135 C136 C137 C138 C139 C140 C141 C147 C148 C149 C181 C182 C183 C184 C185 C186 C201 C208 C209 C221 C222 C229 C230 C244 C245 C302 C303 C304 C305 C306 C307 C308 C309 C310 0CE335DK618 0CN1040K949 0CN1020K519 0CE476DD618 0 ...

  • LG Electronics CT-25 - page 19

    - 19 - LOCA. NO P ART NO DESCRIPTION C855 C856 C857 C858 C859 C860 C861 C862 C863 C864 C866 C867 C870 C871 C872 C873 C901 C902 C903 C904 C905 C906 C907 C908 C909 C910 C91 1 C912 C913 C951 C952 C953 C954 C955 C956 C957 C958 C959 C960 C961 C962 C963 C964 C965 C966 C967 C1 101 Ò(25Ó) C1201 Ò C1202 C1203 0CE107DD618 0CK47101515 0CE228DF618 0CE477DF6 ...

  • LG Electronics CT-25 - page 20

    - 20 - LOCA. NO P ART NO DESCRIPTION CP1 10 CP1 1 1 CP1 12 CP12 CP121 CP123 CP125 CP128 CP130 CP131 CP139 CP14 CP140 CP142 CP143 CP145 CP146 CP148 CP151 CP16 CP17 CP18 CP19 CP20 CP22 CP29 CP31 CP32 CP36 CP38 CP40 CP41 CP44 CP45 CV06 CV10 CV1 1 CV12 CV14 CV16 CV20 CV29 CV31 CV36 CV38 CV40 CV41 CV42 CV43 CV44 CV45 CV46 181-442Z 181-442Z 181-442Z 0CQ3 ...

  • LG Electronics CT-25 - page 21

    LP04 LP05 LP102 LP104 LP105 LP106 LP107 L V01 L V02 L V03 L V05 T401 T402 Ò(25Ó) T802 T1401 P03B P101 P401 P603B P604B P605B P901 P902 P905 P906 P1 1 1 1 P1 1 1 1 P1401 PP802 PV01 PV02 PV502B PV503B PV504B J70 L181 F851 F854 F855 FR401 Ò(25Ó) FR402 FR403 FR406 FR413 FR952 FR953 R01 R02 R03 R04 R05 R06 R07 R08 R09 R10 R1 1 R12 R17 R18 R19 R20 R2 ...

  • LG Electronics CT-25 - page 22

    - 22 - LOCA. NO P ART NO DESCRIPTION R66 R67 R69 R70 R71 R101 R102 R103 R104 R105 R106 R108 R121 R122 R123 R124 R125 R126 R127 R128 R129 R130 R131 R132 R133 R135 R136 R137 R138 R139 R140 R141 R142 R143 R144 R145 R146 R148 R153 R156 R157 R181 R201 R202 R203 R204 R205 R207 R209 R210 R21 1 R223 0RD1000F609 0RD4701F609 0RD4701F609 0RD1000F609 0RD1000F6 ...

  • LG Electronics CT-25 - page 23

    - 23 - LOCA. NO P ART NO DESCRIPTION R601 R602 R603 R604 R605 R606 R607 R608 R609 R610 R61 1 R612 R801 R802 R803 R804 R805 R806 R807 R808 R809 R821 R822 R852 R858 R860 R862 R863 R869 R870 R901 R902 R903 R904 R905 R906 R907 R908 R909 R910 R91 1 R912 R913 R914 R915 R916 R917 R918 R919 R920 R921 R922 0RD0472F609 0RD2701F609 0RD6201F609 0RD2701F609 0RD ...

  • LG Electronics CT-25 - page 24

    - 24 - LOCA. NO P ART NO DESCRIPTION R1204 R1205 R1401 R1402 RN01 RN02 RN03 RN1 1 RN14 RN17 RN18 RN19 RN20 RN21 RN22 RN23 RP101 RP102 RP103 RP104 RP108 RP129 RP151 RV02 RV03 RV06 RV07 RV15 RV16 RV34 VR121 SG901 SG902 SG903 SG904 SWP801 SW1 101 Ò(25Ó) SW1 102 Ò(25Ó) SW1 103 Ò(25Ó) SW1 104 Ò(25Ó) SW1 105 Ò(25Ó) SW1 106 Ò(25Ó) 0RD2403F609 ...

  • LG Electronics CT-25 - page 25

    Video Audio C P/No : 3854VA0071A-S1 2000.06.15 ...

  • LG Electronics CT-25 - page 26

    ...

  • LG Electronics CT-25 - page 27

    JW1A MAIN PWB ASSY P602 P601 P181 PV01 P05A P01 P03B P05B P402A PP802 P401 P03A P802 P801 CPT PWB PP803 PP801 SPEAKER CONNECTOR D-COIL CABINET WIRING DIAGRAM VCD PROCESSOR VDP3120 AUDIO AMP LA4282 IC601 H/P ICN02 TDA2822M S-Video IN Y/V3 C A V3-IN A3 V3 (R,L) R L HP Amp. 3 34/37/38/39 31 60/61/62/63/64 59 32 50 45/46/47/48 4 RF/V1/V2/V3 SDA SCL EXT ...

  • LG Electronics CT-25 - page 28

    SV C. SHEET :3854V A0071A-S1 SV C. SHEET : 3854V A0071A-S2 ...

  • LG Electronics CT-25 - page 29

    Apr.,2002 Printed in Korea P/NO : 3828VD0077Z ...

Manufacturer LG Electronics Category CRT Television

Documents that we receive from a manufacturer of a LG Electronics CT-25 can be divided into several groups. They are, among others:
- LG Electronics technical drawings
- CT-25 manuals
- LG Electronics product data sheets
- information booklets
- or energy labels LG Electronics CT-25
All of them are important, but the most important information from the point of view of use of the device are in the user manual LG Electronics CT-25.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals LG Electronics CT-25, service manual, brief instructions and user manuals LG Electronics CT-25. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product LG Electronics CT-25.

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A complete manual for the device LG Electronics CT-25, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use LG Electronics CT-25 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of LG Electronics CT-25.

A complete LG Electronics manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual LG Electronics CT-25 - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the LG Electronics CT-25, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the LG Electronics CT-25, that we can find in the current document
3. Tips how to use the basic functions of the device LG Electronics CT-25 - which should help us in our first steps of using LG Electronics CT-25
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with LG Electronics CT-25
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of LG Electronics CT-25 in a specific country, if it was not possible to solve the problem on our own.

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