LG RE-21FB50RX Скачать руководство пользователя страница 26 | Manualshive

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P/NO:3854VA0083A-S
2002.11.14

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Содержание RE-21FB50RX

Страница 1: ...TION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS MC 019A MODEL RE 21FB50RX website http biz LGservice com e mail http www LGEservice com techsup html Feb 2003 Printed in Korea P NO 3828VD0126Q ...

Страница 2: ... 3 Servicing Precautions 4 Specifications 6 Description of Controls 7 Disassembly Instructions 10 Adjustment 11 Purity Convergence Adjustment 14 Block Diagram 17 Exploded View 18 Exploded View Parts List 19 Replacement Parts List 20 SVC Sheet ...

Страница 3: ...perform an AC leakage current check on the exposed metallic parts of the cabinet such as antennas terminals etc to be sure the set is safe to operate without damage of electrical shock Leakage Current Cold Check Antenna Cold Check With the instrument AC plug removed from AC source connect an electrical jumper across the two AC plug prongs Place the AC switch in the on positioin connect one lead of...

Страница 4: ...s are integrated circuits and some fieldeffect transistors and semicounductor chip components The following techniques should be used to help reduce the incidence of component damage caused by static by static electricity 1 Immediately before handling any semiconductor component or semiconductor equipped assembly drain off any electostatic charge on your body by touching a known earth ground Alter...

Страница 5: ...the corresponding lead on the circuit board 4 Securely crimp each connection and solder it 5 Inspect on the circuit board copper side the solder joints of the two original leads If they are not shiny reheat them and if necessary apply additional solder Fuse and Conventional Resistor Removal Replacement 1 Clip each fuse or resistor lead at top of the circuit board hollow stake 2 Securely crimp the ...

Страница 6: ...SD On Screen Display EASY MENU O Voice coil impedance 8 ohm O Sound output 7W 2 MAX Dual Stereo A2 NICAM Option O External connection Head Phone Jack A V in 2 PERI Connector Full Scart 1 DVD in O External In Output Audio In 0 5Vrms 3dB over 10Kohm Audio Out 0 5Vrms 3dBb below 1Kohm Video In Out 1Vp p 3dB 75ohm DVD In Y 1Vp p 3dB Pb Pr 0 7Vp p 3dB O Feature Auto programme Manual programme CSM Color...

Страница 7: ...or a menu item switches the set on from standby scans programmes automatically F G Volume Up Down adjusts the volume adjusts menu settings OK accepts your selection or displays the current mode 7 TELETEXT BUTTONS option These buttons are used for teletext For further details see the Teletext section 8 SSM option Sound Status Memory recalls your preferred sound setting 9 TURBO PICTURE SOUND BUTTON ...

Страница 8: ... The remote control handset is powered by two AAA type batteries To load the batteries turn the remote control handset over and open the battery compartment Install two batteries as indicated by the polarity symbols and marked inside the compartment Note To avoid damage from possible battery leakage remove the batteries if you do not plan to use the remote control handset for an extended period of...

Страница 9: ...ches the set on from standby 9 AUDIO VIDEO IN SOCKETS AV option Connect the audio video out sockets of exter nal equipment to these sockets 10 HEADPHONE SOCKET option Connect the headphone plug to this socket 11 EYE option adjusts picture according to the surrounding conditions 12 TURBO SOUND PICTURE option switches Turbo sound or Turbo picture func tion on or off Front panel CE CL 21Q60K 61K 62K ...

Страница 10: ...oval 1 Pull out the CPT board from the CPT neck 2 Place the front cabinet on soft material not to mar the front surface or damage control knobs 3 Remove 5 screws securing the picture tube mounting brackets to the front cabinet 4 Carefully separate CPT from the front cabinet PICTURE TUBE HANDLING CAUTION Due to high vacuum and large surface area of picture tube great care must be exercised when han...

Страница 11: ... SVC mode 2 Press the Yellow button several times to find OPTION 1 or OPTION 2 3 Input the correspond OPTION data referring to Table below with the numeric buttons 4 Press the OK V button to memorize the data Table 1 OPTION 1 Function Table 2 OPTION 2 Function Table 3 OPTION 3 Function ADJUSTMENT 21 FCD 12 FLAT 14 16 CPT 8 15 CPT 10 FLAT 20 21 CPT 12 CDL Data Remark 0 1 0 1 0 1 0 1 0 1 SCART TOP 2...

Страница 12: ...Press Channel UP DOWN button for desirous function adjustment 5 Adjust VOL or VOL button in each status of RG BG for X 272 8 Y 288 8 with color analyzer Europe Model X 288 8 Y 295 X 272 8 11 000K 7 Press the OK V button to memorize the data Test Point AGC TP C101 Adjust Remote Controller Tuner P N Marker AGC Voltage 6700VPF009G LG Innotek W S TUNER 2 7 0 05V 6700VPF016A DAEWOO W S TUNER 2 7 0 05V ...

Страница 13: ... is in accord with geometric horizontal center of the CPT VA Vertical Amplitude Adjust so that the circle of a digital circle pattern may be located within the effective screen of the CPT SC Vertical S Correction Adjust so that all distance between each horizontal lines are to be the same VS Vertical Shift Adjust so that the horizontal center line of a digital circle pattern is in accord with geom...

Страница 14: ...mpletely forward 5 Reconnect the internal degaussing coil 6 Position the beam bender locking rings at the 9 o clock position and the other three pairs of tabs 2 4 and 6 pole magnets at the 12 o clock position 7 Perform the following steps in the order given to prepare the receiver for the purity adjustment procedure a Face the receiver in the magnetic north direction b Externally degauss the recei...

Страница 15: ...e internal degaussing coil 9 Turn on the receiver connect a signal generator to the VHF antenna terminal and apply a crosshatch signal Caution During the convergence adjustment procedure be very careful not to disturb the purity adjustment tabs are accidentally move purity should be confirmed before proceeding with the convergence adjustments Note Make sure the focus is set correctly on this instr...

Страница 16: ... and blue horizontal lines Fig upper right 17 Temporarily place a rubber wedge at the 5 o clock and 7 o clock positions to hold the horizontal position of the yoke 18 Check the 3 o clock and 9 o clock areas to confirm that the red and blue vertical lines are converged If the lines are not converged slightly offset the horizontal tilt of the yoke move the temporary rubber wedges if necessary to equ...

Страница 17: ...7266 97 STEREO Sound Max SOUND AMP TDA7266 97 IC131 5V REG Option Part IIC Bus Line TDA9381 Non TXT Audio Mono TV OUT 28 33 21 22 38 Sound Trap Part Video OUT TV MNT OUT 50 42 51 53 STEREO B01K A13P MONO B01L 10 12 9 5 3 9 8 10 2 6 14V 1 ST BY TRANS 3W Opt SPK L OUT 24 25 47 44 AUDIO AM IN L L Only 30 39 31 40 28 30 14 39 8V From IC844 14 39 39 3 3V Reg 5V From IC842 3 3V 8V From IC844 IC844 8V RE...

Страница 18: ... 18 EXPLODED VIEW 913 170 150 112 153 943 400 330 320 120 300 121 310 174 520 ...

Страница 19: ... 64T 2LUG 1P HSG 174 174 009E POWER CORD W HOLD HOUSING L 200 4 0 300 3091V00B25C CABINET ASSEMBLY STEREO MC019A W O EYE W O TXT 310 5020V00704A BUTTON CONTROL 320 320 062E SPRING KNOB 330 5020V00703A BUTTON POWER 400 3809V00A74D BACK COVER ASSEMBLY 1SCART C SKD 520 6871VMMN97H PWB ASSEMBLY MAIN MC019A RE 21FB50RX KUSLMP8 913 332 057B SCREW ASSY HEXAGON HEAD 943 1PTF0403116 SCREW TAP TITE P TRUSS ...

Страница 20: ... TP GRANDE DO34 0 5W 6 2V DIODE ZENERS GDZJ8 2B TP GRANDE DO34 0 5W 8 2V DIODE ZENERS GDZJ33B TP GRANDE DO34 0 5W 33 0V DIODE ZENERS GDZJ8 2B TP GRANDE DO34 0 5W 8 2V DIODE ZENERS GDZJ9 1B TP GRANDE DO34 0 5W 9 1V TR 2SA1980Y TP AUK TR 2SA1980Y TP AUK TR TT2140 SANYO ST TO220F 1500V 6A TR KSC2331 Y TP TR 2SA1980Y TP AUK LOCA NO PART NO DESCRIPTION Q555 Q571 Q621 Q671 Q672 Q801 Q802 Q806 C01 C02 C0...

Страница 21: ...80 C681 C684 C685 C686 C687 C688 C689 C690 C801 C802 C803 C804 C806 C807 C808 C809 C811 C812 C813 C815 C816 C817 C818 C819 C820 C821 C823 C825 C828 C829 C830 C831 C832 C834 C835 C841 C901 C902 C903 C904 C905 R655 J136 J57 L04 L05 L202 0CF3341L438 0CF3341L438 0CN1030F679 0CE106DF618 0CN1030F679 0CE106DF618 0CX5600K409 0CX5600K409 0CX5600K409 0CC0200K115 0CC0200K115 0CE107BJ618 181 091U 0CK4710W515 ...

Страница 22: ...R121 R122 R13 R14 R16 R18 R201 R204 R205 R206 R207 R208 R21 R22 R23 R25 R251 R254 R255 R26 R26 R27 R29 R301 R302 R304 R305 R306 R307 R310 R311 R312 R313 R401 R402 R442 R444 R446 0RD1500F609 0RD0102F609 0RD0101F609 0RD1002F609 0RD1000F609 0RD3301F609 0RD3301F609 0RD4701F609 0RD4701F609 0RD1000F609 0RD1000F609 0RD1000F609 0RD1000F609 0RS0272J607 0RD1001F609 0RD1001F609 0RD1000F609 0RD1603F609 0RD470...

Страница 23: ...NO DESCRIPTION R813 R815 R816 R903 R904 R905 R906 R907 R908 R909 R910 R911 R912 RC801 SW01 SW02 SW03 SW04 SW05 SW06 SW801 FB801 FB802 FB803 L201 L255 L260 T801 X01 X661 A1 A2 F801 PA01 PJ201 PJ202 SK901 TH801 TU101 VD801 0RD1002F609 0RD0751A609 0RD2001F609 0RD2200F609 0RD2200F609 0RD2200F609 0RD1000F609 0RD1000F609 0RD1000F609 0RS1501H609 0RS1501H609 0RS1501H609 0RD2204A609 180 822N 140 315A 140 3...

Страница 24: ...SVC SHEET 3854V A0083A S SVC SHE ...

Страница 25: ...529 D4 C530 C4 C531 C4 C532 B2 C534 C4 C535 C4 C536 C4 C538 C3 C540 C4 C541 C4 C542 C4 C543 C3 C544 C3 C545 C3 C546 C3 C548 D4 C549 C4 C551 D4 C552 D4 C553 D3 C561 C4 C573 E5 C574 E5 C593 C3 C594 C4 C595 C1 C601 B3 C602 B2 C603 B2 C604 B3 C605 B2 C606 A2 C607 B3 C611 B3 C612 B3 C621 A2 C622 A3 C623 A3 C624 B2 C625 A2 C626 A2 C631 D1 C632 D2 C633 D1 C634 C1 C635 D1 C636 C1 C637 C1 C638 C1 C639 C2 C...

Страница 26: ...P NO 3854VA0083A S 2002 11 14 ...

Страница 27: ...TION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS MC 019A MODEL RE 21FB50RX website http biz LGservice com e mail http www LGEservice com techsup html Feb 2003 Printed in Korea P NO 3828VD0126Q ...

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