LG RT-21FA35R/RX/V/VX - Manual

Page 2 - CONTENTS

- 2 - CONTENTS Contents ...................................................................................................................2 Safety Precautions..............................................................................................3 Control Descriptions ...........................

Page 3 - SAFETY PRECAUTIONS; General Guidance; Before returning the receiver to the customer,; Leakage Current Cold Check(Antenna Cold Check); Leakage Current Hot Check circuit; IMPORTANT SAFETY NOTICE

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

Page 4 - DESCRIPTION OF CONTROLS; Remote control handset; OK

- 4 - 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 frontpanel of the set. Remote control handset Before you use the remote control handset, please install the bat-teries. See the next page. 1. ...

Page 5 - switches on or off the 9 or 4 sub pictures.

- 5 - 13. I/II/ * (option) selects the language during dual language broadcast. (option)selects the sound output. 14. LIST displays the programme table. 15. SLEEP sets the sleep timer. 16. SSM/ * (option) (Sound Status Memory) recalls your preferred sound setting. 17. SURROUND ( º º / * ) (option) s...

Page 6 - Front panel; switches the set on or off.; REMOTE CONTROL SENSOR; b. Shown is a simplified representation of

- 6 - Front panel RF/RT-21FA35 series ON/OFF MENU OK VOL PR 2 L/MONO 1 3 4 5 6 7 2 1. MAIN POWER (ON/OFF) switches the set on or off. 2. POWER/STANDBY INDICATOR illuminates brightly when the set is instandby mode.dims when the set is switched on.blinks when signal is input from the remotecontrol. 3....

Page 7 - SPECIFICATIONS; Scope

- 7 - SPECIFICATIONS Note : Specification and others are subject to change without notice for improvement. F Scope This specification can be applied to all the television related toMC-049B Chassis. F Test and Inspection Method 1) Capacity : Follow LG electronics TV testing Standard.2) Another Requir...

Page 8 - Application Object; ADJUSTMENT INSTRUCTIONS

1. Application Object These instructions are applied to all of the color TV, MC-049B. 2. Notes (1) Because this is not a hot chassis, it is not necessary to use an isolation transformer. However, the use of isolationtransformer will help protect test instrument. (2) Adjustment must be done in the co...

Page 9 - Adjustment preparation

(4) Maintain as angle of (3) and rotate the tab to accord with vertical line of Red and Blue color in the middle of screen. (5) Open angle of the two tab of 6 pole magnet by isogonic angle and accord with vertical line of Red/Blue and Green. (6) Maintain as angle of (5) and rotate the tab to accord ...

Page 12 - TROUBLE SHOOTING; M O D EL

TROUBLE SHOOTING - 12 - RF- STEREO M O D EL Se l e c t e d c o r r e c t s y s t e m In m e n u C h e c k t h e w a v e f o r mIF 1 o f TU 1 0 1 C h e c k t h e w a v e f o r mA t p i n 4 , 5 o f I C 1 1 C h e c k t h e w a v e f o r mA t p i n 6 o f I C 6 0 1 C h e c k t h e w a v e f o r mA t p i ...

Page 16 - PRINTED CIRCUIT BOARD; MAIN

Page 17 - COMPONENT LOCATION GUIDE

- 17 - ffdf COMPONENT LOCATION GUIDE C10 ........C4C11 ........C4C12 ........C4C13 ........C3C14 .........F1C16 ........C2C21.........E1C22.........B2C23.........A4C24.........A3C25.........B4C101.......A5C102 .......F1C103 ......C1C104.......A5C105.......A5C106.......B4C107.......B5C108.......B5C10...

Page 18 - PIP

Page 19 - BLOCK DIAGRAM; IC; I IC

BLOCK DIAGRAM - 19 - M IC O M ( IC 1 1 ) V C T 4 9 * * T U N E R (T U 1 0 1 ) A V -O U T (J K 2 0 2 ) * S C A R T / P H O N E / D V D F B T (T 4 0 2 ) A U D IO A M P ( IC 6 0 1 ) R G B A M P ( T D A 6 1 0 7 Q ) S T R -W 6 7 5 4 (I C 8 0 1 ) A U D IO -O U T R G B H V S C R E E N H / T H -D R IV E ( Q...

Page 20 - EXPLODED VIEW

- 20 - EXPLODED VIEW 913 170 150 153 112 120 300 121 330 320 943 400 P801 520 315 315 570

Page 21 - EXPLODED VIEW PARTS LIST; DESCRIPTIONS

- 21 - EXPLODED VIEW PARTS LIST LOCA. No. PART No. DESCRIPTIONS 112 6334V21009A CPT, A51QDJ420X 01 16KHZ BARE AK MASK (CASA-S, AMATIS) 6335V21019A CPT, A51QDJ420X 01MDDR M(+0.30G) 0G RT-21FA35V.LDLLAT7(LGEAK) 6341V21012A BARE CPT ASSEMBLY, LG 21 AK CPT 6334V21009A(6150V-1014J) RT-21FA35RX.ADLLKR 120...

Page 22 - REPLACEMENT PARTS LIST

- 20 - REPLACEMENT PARTS LIST LOCA. NO PART NO DESCRIPTION D602 D603 D604 D801 D802 D803 D815 D821 D827 D828 D829 D830 D854 D901 D902 D903 D904 DB801 ZD101 ZD122 ZD401 ZD402 ZD501 ZD601 ZD801 ZD803 C10 C101 C102 C103 C104 C106 C107 C108 C109 C11 C110 C111 C12 C126 C13 C14 C185 C201 C202 C205 C21 0DD...

Page 24 - RESISTOR

- 22 - LOCA. NO PART NO DESCRIPTION C806 C807 C809 C810 C811 C815 C816 C817 C818 C819 C820 C821 C822 C823 C824 C826 C827 C828 C829 C830 C831 C833 C835 C836 C837 C838 C840 C843 C845 C901 C902 C903 C904 L101 L103 L11 L12 L202 L208 L211 L213 L251 L252 L253 L254 L401 L402 L501 L502 L503 0CK10201515 181-...

Page 26 - SWITCH

- 24 - LOCA. NO PART NO DESCRIPTION R817 R823 R827 R828 R831 R838 R858 R903 R904 R905 R906 R907 R908 R909 R910 R911 R912 R914 SW11 SW12 SW13 SW14 SW15 SW16 SW801 FB201 FB801 FB802 FB803 FB825 T802 X11 Z101 A1 A1 A1 A2 A2 A3 F801 JK202 P902 PA01 PJ201 0RD0152F609 0RD4701F609 0RD1001F609 0RD1501F609 0...

Page 29 - Printed in Korea