LG RZ-48SZ40RB Page 45 Service Manual Download

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LOCA. NO PART NO DESCRIPTION

T431

T432

T438

T440

T444

T445

T446

X100

X101

X102

X1100

X1201

X1202

X401

X601

SW01

SW02

SW03

SW04

SW05

SW06

SW07

SW2

SW801

J1000

JA1201

JA1202

JA201

JA202

P101B

P102B

P103B

P1100

P401B

P402B

P403

F800

IC3

NTC801

6200QJ3001A

6200VJT006A

6200QJ3001A

156-A01L

6202VDT002E

6202VDT002D

156-A01B

156-A01E

6212AB2015D

156-A02M

140-275E

140-315A

140-313A

140-289A

6612JH003EA

6613V00013L

6612VJH006B

6613V00010B

6612M00005C

6612VMH002A

6612VMH003A

6612BBBHN7A

6612VMH003A

6612BBBHN6A

3828VA0447B

6710V00125C

0FS5001B51D

6620VF3201A

163-048D

EMI REEL/TAPING BMS400 NIGATA 25V 200MA

STC222D NIIGATA 50VOLT 4A 2200PF

EMI REEL/TAPING BMS400 NIGATA 25V 200MA

CRYSTAL HC49U 6.000MHZ 30PPM 16PF BK

CRYSTAL SX-1SMD 20250000HZ 30PPM 16PF TP

CRYSTAL SX-1SMD 8.0MHZ 30PPM 16PF TP

CRYSTAL HC49U 3.579545MHZ 30PPM 16PF BK

CRYSTAL HC49U 4.000MHZ 30PPM 15PF BK

CRYSTAL HC-49/SM 16MHZ +/- 50 PPM 16PF T/R

CRYSTAL HC49U 18.432MHZ 30PPM 10PF BK

SPBS222EP011 POSTEC NON DC50V 0.3A

TACT SKHV17910B LG C&D NON 12V

TACT 2LEAD 100G(TA) LG C&D NON 5V 0.001A

POWER SDDF3PASP013 LG C&D UL/C

UST-AG-013 UGCOM 2P SPK TERMINAL GN-RD

PMJ021-13 PARK ELEC A/V 3X3

PJ6061D PARK ELEC. HORIZONTAL 2*3 6P

PMJ016B PARK ELEC A/V 3P + S-VHS (RD WH YL)

UPJ-R1-032 UGCOM NON

PMJ020A 2X21 PIN ABOVE 4.5MM FROM PCB

36510-0032 MOLEX 48PIN PITCH2.54MM

74320-3004 MOLEX DVI INTERACED 30PIN

36510-0032 MOLEX 48PIN PITCH2.54MM

440062-1 AMP DVI INTERACED RIGHT ANGLE

MANUAL,OWNERS MB03AA 125C TX 016C 026C

REMOTE CONTROLLER,MB03CA

FUSE,SLOW BLOW 5000MA 250 V 5.2X20

SOCKET(CIRC),IC822473-3 AMP 32PIN 2.54MM

THERMISTOR,NTCKL/- 15% 125V

LOCA. NO PART NO DESCRIPTION

NTC802

PA1

TU101

TU102

VA800

X300

163-048D

6726VH0001A

6700SP0001A

6700SP0001B

164-003K

6204B60001B

THERMISTOR,NTCKL15L2R5 SS/- 15% 125V

REMOTE CONTROLLER RECEIVER, TSOP1238RF1

TUNER,TAUL-S210D LG INOTEK

TUNER,TAFL-S211P LG INOTEK

VARISTOR,SVC621D-14A ILJIN 620V 0%

OSCILLATOR,V 27MHZ +/- 100 PPM 3.3V

MISCELLANEOUS

SWITCH

JACK

ACCESSORIES

Summary of Contents for RZ-48SZ40RB

Page 1: ... VIRTUAL TUAL LCD Projection TV SERVICE MANUAL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS MB 03CA MODEL RZ 48SZ40 41RB website http biz LGservice com e mail http www LGEservice com techsup html ...

Page 2: ...Y PRECAUTIONS 3 SERVICING PRECAUTIONS 4 CONTROL DESCRIPTIONS 6 SPECIFICATIONS 10 ADJUSTMENT INSTRUCTIONS 14 BLOCK DIAGRAM 19 PRINTED CIRCIUT BOARD 23 EXPLODED VIEW 34 EXPLODED VIEW PARTS LIST 35 REPLACEMENT PARTS LIST 36 SVC SHEET ...

Page 3: ...tc 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 ohm meter to the AC plug prongs tied together and touch other ohm meter lead in turn to each exposed metalli...

Page 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...

Page 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 ...

Page 6: ...cture setting 4 TV AV selects the remote operating mode switches the set on from standby 5 RESET When Communicator does not work reset the Communicator by pressing the reset point with sharp one 6 POWER switches the set on from standby or off to standby 7 NUMBER BUTTONS switches the set on from standby or directly select a number 8 MENU selects a menu 9 D E Programme Up Down selects a programme or...

Page 7: ... table 13 STILL freezes motion of the picture 14 MULTIMEDIA selects Component 1 2 or RGB PC modes 15 MUTE switches the sound on or off 16 ARC Aspect Ratio Control changes the picture format 17 SLEEP sets the sleep timer 18 CANCEL EXIT Clears all on screen displays and returns to TV viewing from any menu 19 TELETEXT BUTTONS option These buttons are used for teletext For further details see the Tele...

Page 8: ...the volume adjusts menu settings 10 D D E E Programme Up Down selects a programme or a menu item switches the set on from standby 11 REMOTE CONTROL SENSOR Note There might be a faint white trace on the center of the screen according to the position This is normal and is a characteristic of the screen Front panel TV AV MENU OK VOL PR TV AV MENU OK VOL PR DOLBY VIRTUAL DOLBY DOLBY VIR VIRTUAL TUAL 1...

Page 9: ...s used to upgrade the software version and debug without changing the hardware Be careful not to use this port Just contact your dealer or service centre DTV DVD INPUT SOCKETS RGB INPUT SOCKETS S VIDEO INPUT SOCKET AV4 INPUT SOCKET VARIABLE AUDIO OUT SOCKETS EXTERNAL SPEAKER OUTPUT 8 ohm Connect to optional external speaker s Off Power cord is not connected Red Power Cord is connected unit is on s...

Page 10: ...ed by model 4 Use the parts only designated in B O M PARTS SPEC or drawings 5 Follow each drawing or spec for spec and performance of parts based upon P N of B O M 6 Warm up TV set for more than 30min before the measurement Specification PAL B G D K I M N SECAM B G D K L L PAL SECAM NTSC 3 58 4 43 VHF E2 E12 UHF E212 E69 CATV S1 S20 HYPER S21 S41 L L VHF B C D Option AC 230V 50HHz EU 48 inch 16 9 ...

Page 11: ... Pin Scart1 Out Scart2 Out External out Item Specification Remark REMOCON RGB Input RGB Audio L R Input Component Audio R L Input Component Input AV Input TV out Monitor out Serial Port Speak Out Local key Picture EZ Video mode Picture User Control Display mode Sound EZ Sound mode Sound Stereo Dual PIP POP Mode SSC Split Screen Mode Teletext Timer OSD Language Index At Room Temperature At 10 C 1 2...

Page 12: ... G B Video Input Level Audio Input S N Audio Input Distortion Audio Input Dynamic Range Audio Input Level Audio Input Frequencyl Response 0 85 3 40 0 85 0 256 0 6 0 6 40 2 0 47 0 05 a1 1 0 286 0 7 0 7 0 63 1 15 1 15 0 316 0 8 0 8 2 0 79 10 Vpp MHz dB Vpp Vpp Vpp Vpp dB V Vrms kHz No Item Specification Min Typ Max Unit Remark V External Interface SDTV DVD 480I SDTV DVD 480I EDTV 480P SDTV DVD 576I ...

Page 13: ...en Converting Channel 0 OSRAM 1 PHILIPS 0 Not Ready to Over Modulation in DK Mono 1 Ready to Over Modulation in DK Mono BG i DK LL 0 west EU 1 East EU 1 2 East EU 2 3 Turkey EU 4 Cyrillic 1 5 Cyrillic 2 6 Cyrillic 3 7 Turk GRE 1 8 Turk GRE 2 9 Turk GRE 3 10 Arab FRA 11 Arab ENG 12 Arab HEB 1 13 Arab HEB 2 14 FARS ENG 15 FARS FRA 16 FARS All 1 2 3 4 5 6 7 0 1 0 1 0 2 0 No Item Specification Min Typ...

Page 14: ...drain width of TFT gradually decreases and the non resistance increases and comes out regular noise on screen shows vertical line by 12 pixel 1 Required Test Equipments 1 PC Pattern generator 16 Gray Pattern 2 Fixation stand 3 Remote control for adjustment 4 Circuit thing Jig for adjustment Except Driver Board Assy 2 Equipment composition Refer to Fig 2 3 Preparation for Adjustment 1 Connect PC PA...

Page 15: ... Position Adjustment 1 Required Test Equipments A remote control of adjustment 2 Preparation for Adjustment 1 Turn TVset on and press EYE key on the remote control 2 11th screen Select the pattern that has 11th white small square diagonal and the red big square 3 Adjustment Sequence Adjust data with using the up down left right key on the remote control 7 Screen position adjustment 1 Required Test...

Page 16: ...Adjustment Compose the equipment follow Fig 2 and place the set on the fixation stand 1 Select the VDP Test Pattern signal to R1 G1 B1 2 Press the Adjust key to select 62352 and then select RVREF GVREF BVREF in adjust mode 3 Adjust the luminance of CA100 to be below 0 75Cd by volume key Range 196 202 4 Exit adjustment mode by pressing Adjust key 5 Press the IN START key on the remote control and s...

Page 17: ...t in R MIN Change according to RMIN and RMID2 value 12 RL1L Lower 9bit of MID2 brightness correction coefficient in R MIN Change according to RMIN and RMID2 value 13 RL2H Upper 9bit of MID1 brightness correction coefficient in R MID2 Change according to RMID2 and RMID1 value 14 RL2L Lower 9bit of MID1 brightness correction coefficient in R MID2 Change according to RMID2 and RMID1 value 15 RL3H Upp...

Page 18: ...e with ET7050 IC through measurement equipment of optics Adjust screen coordinates data to adjust the color uniformity of max point At this time make sure that deviation is 5 5 and standard is color coordinate of center 3 Output the VDP TEST PATTERN signal correspond to the MID value Read the white coordinates and communicate 3 line with ET7050 IC through measurement equipment of optics Adjust scr...

Page 19: ... Y C SDA5550 VPC3230 _M IC104 TXT_R G B TXT_Y Cb Cr ReaeyII D_Y Cb Cr D_Y Cb Cr CH_A CH B DTV_HS VS LPF_CTL2 H 30MHz L 6MHz AV3 V Y C Tuner Main Tuner Sub CXA2119 TXT_FB SC R G B SC R G B Component Board Tuner AV Digital Board Main Board CX2069 Switching LPF AD9883A ADC 16 3 3 3 3 5 1 Video Input Path BLOCK DIAGRAM ...

Page 20: ...HS VS DTV Component Board Tuner AV Digital Board Main Board 74HC4053 CTL A RGB_HS VS PC Comp RGB DTV HS VS S V Comp_Y XC95144XL CPLD AV HS S V Y TXT HS VS HS VS_VDP_S M V M Y HS VS_VDP_M HS VS_ADC FID_VDP_S FID_VDP_M H Comp RGB DTV L RGB PC 74VHC123 AV VS V_sync R C LPF 2 Syns I O Path ...

Page 21: ...2003 04 30 CXA2069 Tuner M Tuner AV MAIN MSP3411G LA4282 SIF L R1 L R3 L R2 L R TV L R COM2 L R COM1 L R PC Main L R L R out Main R Lout L R Var Component CTR Center IN KA4558D Audio Mute 3 Audio Input Path ...

Page 22: ...K SDATA ATC24C16 IIC0 General Control Signal Control IIC1 Communication Btwn V3 and SDA550 IIC2 Communication Btwn V3 and M37272 IIC3 Key Board LED Control IICX Driver Control Driving Bias Generator Line for adjustment SCLK SDATA PURPOSE OF IIC M62320 M62320 L S IIC3 3 3 IIC3 5 IIC3 5 Voltage Level In IICn M 2 5 2 5 V 5 5V 3 3 3 3V What is M L S IIC1 5 IIC1 3 3 Tuner AV COM PC Main Digital Driver ...

Page 23: ... 23 PRINTED CIRCUIT BOARD MAIN TOP ...

Page 24: ... 24 MAIN BOTTOM ...

Page 25: ... 25 DIGITAL TOP DIGITAL BOTTOM ...

Page 26: ... 26 COMPONENT TOP COMPONENT BOTTOM ...

Page 27: ... 27 TUNER ...

Page 28: ... 28 TUNER BOTTOM ...

Page 29: ... 29 POWER SMPS CASE S W ...

Page 30: ... 30 DRIVER TOP CONTROL TOP ...

Page 31: ... 31 DRIVER BOTTOM CONTROL BOTTOM ...

Page 32: ... 32 MICOM TOP SIDE A V MICOM BOTTOM BALLAST SPEAKER PRE AMP POWER S W ...

Page 33: ... 33 MEMO ...

Page 34: ...4 EXPLODED VIEW 430 400 410 401 300 610 330 304 590 174 630 306 305 301 302 520 550 501 530 540 600 201 200 202 211 213 214 560 219 640 217 570 212 216 218 620 600 403 580 402 420 210 220 215 503 650 660 ...

Page 35: ...7C PANEL ASSY RZ 48SZ40RB VFD 16ML09HA1 MD PJT 310 5020V00751A BUTTON CONTROL RN 48SZ40 ABS HF 380 7KEY 5020V00751B BUTTON CONTROL RZ 48SZ41RB ABS HF 380 7KEY WHITE 330 5020V00655A BUTTON POWER RN 52SZ10H ABS 1 KEY SET 5020V00655D BUTTON POWER RZ 48SZ41RB ABS HF 380 1KEY WHITE 400 3809V00324E BACK COVER ASSEMBLY RZ 48SZ40RB NON UPPER 3809V00324F BACK COVER ASSEMBLY RZ 48SZ41RB NON 3808V00340 PEARL...

Page 36: ...ART NO DESCRIPTION IC01 IC02 IC1 IC100 IC101 IC101 IC102 IC102 IC103 IC103 IC104 IC104 IC105 IC105 IC1101 IC1102 IC1103 IC1104 IC1105 IC1106 IC1107 IC120 IC1200 IC1200 IC1202 IC1202 IC1203 IC1300 IC1301 IC1302 IC1303 IC1304 IC1305 IC1400 IC1401 IC1402 IC1403 IC1404 IC1405 IC1500 IC1501 IC1502 IC1503 IC1504 IC1505 IC1601 IC1602 IC1603 IC208 IC3 IC3 0IMI623200B 0IMI623200B 0ISM555000A 0IPRPFA007A 0I...

Page 37: ...P SOT 23 NA NA KTA1270 Y KTA562TM KEC TP TO92 50V 100MA CHIP 2SC3875S ALY KEC CHIP 2SC3875S ALY KEC LOCA NO PART NO DESCRIPTION Q1232 Q1235 Q1236 Q1237 Q1601 Q2 Q201 Q202 Q203 Q204 Q205 Q206 Q207 Q208 Q209 Q210 Q213 Q3 Q301 Q302 Q304 Q400 Q501 Q510 Q511 Q601 Q602 Q810 Q841 Q842 Q851 D01 D02 D03 D1 D100 D1001 D102 D1200 D1201 D1202 D1602 D1603 D1605 D2 D200 D201 D3 D300 D4 0TR102009AG 0TR150400BA 0...

Page 38: ...5W 6 2V 5UA MTZJ6 2B TP ROHM K DO34 0 5W 6 2V 5UA MTZJ6 2B TP ROHM K DO34 0 5W 6 2V 5UA MTZJ6 2B TP ROHM K DO34 0 5W 6 2V 5UA MTZJ6 2B TP ROHM K DO34 0 5W 6 2V 5UA MTZJ6 2B TP ROHM K DO34 0 5W 6 2V 5UA LOCA NO PART NO DESCRIPTION ZD6 ZD841 ZD851 ZD9 C01 C07 C1 C1 C10 C100 C1000 C1001 C101 C103 C104 C104 C104 C105 C105 C106 C106 C107 C108 C108 C109 C11 C1100 C1101 C1102 C1102 C1103 C1103 C1104 C110...

Page 39: ...MD SMD LOCA NO PART NO DESCRIPTION C1330 C1335 C1336 C134 C1341 C135 C136 C136 C139 C140 C1401 C1405 C1408 C1409 C141 C1410 C1411 C1413 C1419 C1420 C1421 C1422 C1424 C1425 C1429 C1435 C1436 C1441 C145 C146 C147 C148 C148 C149 C1501 C1505 C1508 C1509 C151 C1510 C1511 C1513 C1519 C1520 C1521 C1522 C1524 C1525 C1529 C1535 C1536 C1541 0CE476VH6DC 0CE476VH6DC 0CE476VH6DC 0CE106VF6DC 0CE476VH6DC 0CE106V...

Page 40: ... DESCRIPTION C207 C207 C208 C209 C210 C211 C211 C212 C212 C213 C214 C215 C215 C216 C216 C217 C219 C220 C221 C224 C224 C225 C226 C227 C232 C232 C233 C234 C235 C236 C237 C238 C240 C249 C260 C261 C262 C272 C274 C277 C284 C290 C3 C312 C314 C315 C359 C362 C371 C372 C4 C401 0CE106SF6DC 0CE105VK6DC 0CE105VK6DC 0CE226VF6DC 0CE105VK6DC 0CK224DF56A 0CE105VK6DC 0CK224DF56A 0CK105DF64A 0CK224DF56A 0CK224DF56A...

Page 41: ... 10UF MV 16V 20 R TP SMD SMD 10UF MV 16V 20 R TP SMD SMD 3 3UF MV 50V 20 R TP SMD SMD 10UF MV 16V 20 R TP SMD SMD 47UF MV 16V 20 R TP SMD SMD 1UF MV 50V 20 R TP SMD SMD 1UF MV 50V 20 R TP SMD SMD 220UF MV 16V 20 R TP SMD SMD 3 3UF MV 50V 20 R TP SMD SMD 47UF MV 16V 20 R TP SMD SMD 47UF MV 16V 20 R TP SMD SMD A C 275V 0 15UF K S 22 5 LOCA NO PART NO DESCRIPTION 0CE106BK618 0CQZVBK002A 0CF1050W470 0...

Page 42: ...T INDUCTOR 10UH 10 3216 R TC FI C3216 103KJT INDUCTOR 10UH 10 3216 R TC FI C3216 103KJT INDUCTOR 10UH 10 3216 R TC FI C3216 103KJT INDUCTOR 10UH 10 3216 R TC FI C3216 103KJT LOCA NO PART NO DESCRIPTION L212 L213 L214 L215 L216 L218 L219 L3 L301 L302 L303 L4 L400 L401 L402 L403 L405 L5 L6 L602 L603 L604 L7 L8 L841 L851 L852 L853 L861 L871 L881 L9 T801 T810 T830 JA1200 P101A P102A P103A P1300 P1400 ...

Page 43: ...5 R TP 4P E24 30 OHM 1 6 W 5 00 TA52 75 OHM 1 6 W 5 00 TA52 100 OHM 1 2 W 5 00 TA52 100 OHM 1 2 W 5 00 TA52 10K OHM 1 6 W 1 00 TA52 3 3 OHM 1 2 W 5 00 TA52 3 3 OHM 1 2 W 5 00 TA52 2 2K OHM 2 W 5 00 TA62 2 2K OHM 2 W 5 00 TA62 470K OHM 1 6 W 5 00 TA52 470K OHM 1 6 W 5 00 TA52 LOCA NO PART NO DESCRIPTION R4 R402 R409 R425 R426 R5 R801 R801B R802B R803 R803 R803B R805 R805B R806 R806 R807 R807 R808 R...

Page 44: ...02 T402 T403 T403 T406 T407 T408 T409 T410 T411 T414 T415 T416 T417 T418 T419 T420 T421 T422 T423 T424 T425 T426 T427 T428 T430 6210TCT002B 6200QJ3001A 6200QJ3001A 0IZZVF0022C 6200QJ3001A 6200JB8009Q 6200VJT006A 6200VJT006A 6200VJT006A 0LCCE00017A 0LCCE00017A 0LCCE00017A 0LCCE00017A 0LCCE00017A 0LCCE00017A 0LCCE00017A 0LCCE00017A 0LCCE00017A 0LCCE00017A 0LCCE00017A 0LCCE00017A 6200C000035 6200C000...

Page 45: ...30PPM 16PF BK CRYSTAL HC49U 4 000MHZ 30PPM 15PF BK CRYSTAL HC 49 SM 16MHZ 50 PPM 16PF T R CRYSTAL HC49U 18 432MHZ 30PPM 10PF BK SPBS222EP011 POSTEC NON DC50V 0 3A TACT SKHV17910B LG C D NON 12V TACT SKHV17910B LG C D NON 12V TACT SKHV17910B LG C D NON 12V TACT SKHV17910B LG C D NON 12V TACT SKHV17910B LG C D NON 12V TACT SKHV17910B LG C D NON 12V TACT SKHV17910B LG C D NON 12V TACT 2LEAD 100G TA L...

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Page 50: ...Feb 2004 Printed in Korea P NO 3828VD0167A ...

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LG RZ-48SZ40RB, Service Manual

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