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SERVICE MANUAL

CAUTION

BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

CHASSIS : ML-027A

MODEL : RZ-17LZ10

website:http://biz.LGservice.com

e-mail:http://www.LGEservice.com/techsup.html

Dec.,  2002

Printed in Korea

P/NO : 3828VD0131E

Summary of Contents for RZ-17LZ10

Page 1: ... SERVICE MANUAL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS ML 027A MODEL RZ 17LZ10 website http biz LGservice com e mail http www LGEservice com techsup html Dec 2002 Printed in Korea P NO 3828VD0131E ...

Page 2: ...ety Precautions 3 Servicing Precautions 4 Specifications 6 Description of Controls 7 Adjustment Instruction 10 Troubleshooting 13 Block Diagram 14 Exploded View 16 Exploded View Parts List 17 Replacement Parts List 18 SVC Sheet ...

Page 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 position connect one lead of ...

Page 4: ...are integrated circuits and some field effect transistors and semiconductor 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 electrostatic charge on your body by touching a known earth ground Altern...

Page 5: ...d 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 th...

Page 6: ...ning system FVS 100 Program 200 Program Option O Speaker impedance 8 ohm O External In Output Audio In Out 0 5V 0 1 Video In Out 1Vpp 0 15 R G B In 0 7Vpp 0 1 O Feature Funtion Teletext TOP FLOF LIST 10 page AV Input 2 Side and Rear S AV Input 1 Rear Component Input 1 Rear option PERI TV Connector Full Scart 1 Rear option EU RGB INput 1 D sub 15 pin D Sub Audio Input 1 Stereo 2 Carrier Stereo BG D...

Page 7: ...om standby 3 LIST displays the programme table 4 EXIT exits from each mode 5 D D E E Programme Up Down selects a programme or a menu item switches the set on from standby F F G G Volume Up Down adjusts the volume adjusts menu settings OK accepts your selection or displays the current mode 6 NUMBER BUTTONS switches the set on from standby and selects a programme 7 SSM Sound Status Memory recalls yo...

Page 8: ...Note In teletext mode the PIP PR and LIST buttons are used for teletext functions Battery installation 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 time POWER MUTE TV AV TV PC I II LIST PR PR VOL OK 1 2 3 4 5 6 7 8 9 SSM PSM 0 VOL EXIT MENU ARC PIP TEXT POSITION PIPINPUT TIME SIZE PIP SWAP MIX...

Page 9: ...e set on from standby or off to standby 7 REMOTE CONTROL SENSOR 8 POWER STANDBY INDICATOR illuminates red when the set is in standby mode illuminates green when the set is in power on mode illuminates amber when the set is DPMS mode 9 AUDIO VIDEO IN SOCKETS AV3 connect the audio video out sockets of exter nal equipment to these sockets 10 USB Universal Serial Bus PORT a UP STREAM PORT connect the ...

Page 10: ...gnation Heat Run must be performed with the full white signal or TV noise signal in the internal part of the set The time for Heat Run can be changed owing to production plan 3 PC Input Mode Adjustment 3 1 Required Test Equipment 1 A pattern generator being in proportion to 801GF or VG819 Pattern of 16 11 tones 2 A Service remote control 3 2 Preparation for Adjustment 1 Perform Heat Run for more t...

Page 11: ...56 128 POS 88 40 37 879 40 0 628 600 60 28 4 POS 23 1 SVGA 72 1040 800 240 120 POS 64 56 48 077 50 0 666 600 72 66 6 POS 23 37 Mode H_Total H_Display H_Blanking H_Sync H Polarity H_Bp H_Fp H Freq KHz Clk MHz V_Total V_Display V_Frequency V_Blanking V_Sync V Polarity V_Bp V_Fp SVGA 75 1056 800 256 80 POS 160 16 46 875 49 5 625 600 75 25 3 POS 21 1 SVGA 85 1048 800 248 64 POS 152 32 53 674 56 25 631...

Page 12: ...rk 100 Program 200 Program TEXT Off TEXT On CH Sound Non Memory CH Sound Memory TOP OFF TOP ON SCART OFF SCART ON FM Stereo Dual FM Mono GB I DK M GB I DK L Reserved Reserved OSD Lang HDEV VOL ACMS PIP Text Option Code 0 1 0 1 0 1 0 1 0 1 2 3 4 Function Remark PIP Text PIP Text not display ACMS On ACMS Off OFF Middle Asia Vol On HDEV Off HDEV ON Eng only Eng Deut Fran Ital Esp 2 6 EU5 Netherlands ...

Page 13: ...nts and Check and repair tuner board and main board soldering at tuner board 2 Dark screen 1 Defective LCD lamp 1 Replace the inverter 2 Defective inverter 2 Replace the LCD lamp 3 Input error of inverter connector 2 Check the connector input 13 TROUBLESHOOTING 1 General Features 2 PC Mode No Symptom Cause Check Point No Symptom Cause Check Point Check Point 1 Screen noise Clock or phase being 1 R...

Page 14: ...BLOCK DIAGRAM 14 ...

Page 15: ...MEMO 15 ...

Page 16: ... 16 EXPLODED VIEW 120 300 400 540 500 550 112 310 530 521 410 551 330 ...

Page 17: ...COVER ASSEMBLY RZ 17LZ10 NON 3809V00299C BACK COVER ASSEMBLY RZ 17LZ10 UK 410 4811V00028A BRACKET ASSEMBLY STAND RZ 17LZ10 ML027A NON 500 3141VMNP59B CHASSIS ASSEMBLY MAIN ML027A 3141VMNP59C CHASSIS ASSEMBLY MAIN ML027A 521 4950V00107A METAL MAIN FRAME EGI 1 0T 530 6871VSMN95A PWB ASSEMBLY CONT ML027A ASSY 540 6633VA0003M INVERTER ASSEMBLY 12V 550 6871VSMN40A PWB ASSEMBLY A V ML027A USB ASSY 551 4...

Page 18: ...IC950 IC951 Q1 Q2 D1 D10 D11 D12 D801 D803 D804 ZD1 ZD101 ZD203 ZD204 ZD205 ZD206 ZD207 ZD212 0IMCRTI018A 0IZZVC0046A 0IFA752700A 0IAL242110A 0IMCRFA022A 0IPH860100B 0IMCRFA009A 0IAL241610B 0IIT323000E 0IIN298003A 0IMCRPW001A 0IMCRTI020A 0IMCRAL006A 0IMCRTI002A 0IMCRPU001A 0IMCRTI022C 0IMCRMN011D 0IMCRFA009A 0IMCRFA008A 0IKE704200J 0IMCRTI017A 0IMCRTH001A 0ITC786000A 0IMCRFA020A 0IMCRFA020A 0ISA70...

Page 19: ...16V M FL TP5 LOCA NO PART NO DESCRIPTION C619 C620 C621 C622 C624 C626 C627 C628 C630 C634 C643 C643 C644 C645 C650 C660 C662 C665 C666 C668 C671 C672 C677 C678 C711 C777 C801 C801 C802 C803 C804 C805 C806 C807 C808 C814 C815 C817 C819 C820 C822 C823 C825 C826 C831 C831 C832 C834 C834 C835 C836 C837 0CE335DK618 0CE477DF618 0CK224DF56A 0CK224DF56A 0CK224DF56A 0CK224DF56A 0CK224DF56A 0CK224DF56A 0CE...

Page 20: ...X2 X301 X501 X601 JA202 P1 P1 P1002 P1101A 6210TCE001A 6210TCE001A 6210TCE001G 6210TCE001A 6210TCE001A 6210TCE001A 6210TCE001A 6210TCE001A 6210TCE001A 6210TCE001G 6210TCE001G 6210TCE001A 6210TCE001G 6210TCE001G 6210TCE001G 6210TCE001G 6210TCE001G 6210TCE001G 6210TCE001G 6210TCE001G 6210TCE001G 6210TCE001G 6210TCE001G 6210TCE001G 6210TCE001G 6210TCE001A 6210TCE001A 6210TCE001G 6210TCE001G 6210TCE00...

Page 21: ... 101 R OHM 100 OHM 5 MNR 14 E0A J 101 R OHM 100 OHM 5 MNR 14 E0A J 101 R OHM 100 OHM 5 MNR 14 E0A J 101 R OHM 100 OHM 5 MNR 14 E0A J 101 R OHM 100 OHM 5 MNR 14 E0A J 101 R OHM 100 OHM 5 MNR 14 E0A J 101 R OHM 100 OHM 5 MNR 14 E0A J 101 R OHM 100 OHM 5 MNR 14 E0A J 101 R OHM 100 OHM 5 MNR 14 E0A J 101 R OHM 100 OHM 5 MNR 14 E0A J 101 R OHM 100 OHM 5 MNR 14 E0A J 101 R OHM 100 OHM 5 MNR 14 E0A J 101...

Page 22: ...P No 3854VA0115A S 1 2 2002 11 25 ...

Page 23: ...PRINTED CIRCUIT BOARD MAIN TOP MAIN BOTTOM CONTROL USB AUTO TOP USB AUTO BOTTOM P No 3854VA0115A S 2 2 2002 11 25 ...

Page 24: ...SVC SHEET 3854V A0115A S ...

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