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Summary of Contents for LG RU-52SZ30
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Page 1: Service Manual
LCD PROJECTION TV SERVICE MANUAL CHASSIS : NB-03JA MODEL : RU-52SZ30 RU-60SZ30 CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. -
Page 2: Table Of Contents
CONTENTS ............2 SAFETY PRECAUTIONS . -
Page 3: Safety Precautions
SAFETY PRECAUTIONS IMPORT ANT SAFETY NOTICE Many electrical and mechanical parts in this chassis have special safety-related characteristics. These parts are identified by 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-RADIATION, Shock, Fire, or other Hazards. -
Page 4: Servicing Precautions
SERVICING PRECAUTIONS CAUTION: Before servicing instruments covered by this service manual and 3. The components used in the unit have a specified flame resistance and its supplements, read and follow the SAFETY PRECAUTIONS section of this dielectric strength. When replacing any components, use components manual. -
Page 5: Description Of Controls
DESCRIPTION OF CONTROLS Function Status Indicators Lamp indicator, operation indicator, and temperature indicator located below the front panel controls, reveal the operating status of the LCD projection TV. Operation Indicator Temperature Indicator Lamp Indicator Power cord is not connected. Power Cord is connected, TV is in standby mode. Operation Indicator Green Orange (flashing) - Page 6 On-Screen Displays This page describes your on-screen display and information banner options. Channel Label If a channel label has been Main Channel Display set, then it will appear here. Displays current channel number. TV 13 PIP Display MONO This display appears when PIP is active.
- Page 7 Menu Enter (Same as ENTER button on your remote control) VOLUME UP / DOWN CHANNEL UP / DOWN Operation indicator. Lamp indicator. Temperature indicator. RU-52SZ30 power menu enter power menu enter RU-60SZ30 See menu pages for instructions on using the on-screen menus.
- Page 8 Remote Control Functions in TV Mode MODE Selects the remote operating mode: TV, VCR, Cable, DVD and Satellite. Select other oper- INDICATOR LIGHTS ating modes, for the remote to Show active remote mode control external devices. every time any button is vcr cable dvd sat pressed.
- Page 9 Remote Control Functions in TV Mode vcr cable dvd sat mode light power POWER Turns your TV or any other tv/video front programmed equipment on or off, depending on mode. comp1 comp2 COMPONENT 1, 2 Selects: RGB-DTV and Selects component signal sources, RGB-PC input sources.
- Page 10 Rear Connections Panel Connecting cables to your TV. RF Connector: Antenna Used to connect analog ANT IN cable or antenna signals to the television, either directly or through your cable box. RGB INPUT S-VIDEO In PC/DTV (XGA A connection available with S-VIDEO /480p some high-end equipment...
- Page 11 Front Connection Panel There are four jacks on the left front side behind the screen on your projec- tion TV that make connecting Audio/Video devices like video games and camcorders very simple. The jacks are like those found on the back jack connection panel.
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Page 12: Specification
Supplied accessories Remote control, batteries 2 size AA (Alkaline battery) Screen Aspect Ratio 16 x 9 LCD Panel Size 0.87 inch (RU-52SZ30), 1.21 inch (RU-60SZ30) External input ports Video input (3 set) Video output (1 set) S-Video input (2) Component input (2 set) -
Page 13: Adjustment Instructions
ADJUSTMENT INSTRUCTIONS 1. Application Object (6) SUB menu composition of each adjustment mode Adjust Mode : RGB Alignment Step 123:1 This instruction is for the application to the LCD projection TV. 10. H_Position 315/315/315 Micom:V0.50 SubMicom:V01.31 LCDMicom:V01.31 Lamp:16 2. Notes 1) Adjust Mode : Sub adjustment menu selected by IN- (1) The power source insulation of this LCD Projection TV is START key. - Page 14 4) Select 4. 62352, then ready to adjust 6. RNRSH, 9. 5. Assembling Adjustment GNRSH and 11. BNRSH. 5) Let’s decrease vertical line Noise by using Volume button. 5-1. Screen Tilt & Keystone Adjustment (Input a R, G, B input signal, then adjust it individually) 6) When finishing the adjustment, get out of adjustment mode (1) Required Test Equipments by pressing IN-START button.
- Page 15 3) Select 10. H_position with channel key in adjust mode. 2) Pattern Generator 1EA —> 16 step Gray Pattern, 64 step 4) Adjust data with using the left/right key on the remote con- Gray Pattern trol in order to be left/right semmetry screen. (Three blocks 3) Set Fixation Stand 1EA of the most outer block must be located the most outer 4) Remote Control 1EA...
- Page 16 8) As shown above, output the VDP Test Pattern sig- 6. Mode : uniformity mode select --- adjustable if need nal(208/192/176/160/144/128/112/96/80/64/48/32/16) and *** 0 : 221point & 3level ---- defalut value change the RGB Data value of each step to come out *** 1 : 221point &...
- Page 17 <L Coefficient Calculation Method> 29. RLMIN : Setting up the MINIUM Level of R --- Set under Using 3coefficient Level Assume that the value of R/G/B MIN, MID2,MID1 is 192, 448, 30. RLMID2 : Setting up the MIDDLE 2nd Level of R --- 704.
- Page 18 At this time, make sure that deviation is +5~-5% and stan- dard is color coordinate of center. 5) White the miner, middle, maximum data for each point to confront to each MICOM address. 5-6. Brightness Adjusment of Main/Sub screen Operate this adjustment when the brightness of Main/Sub screen is different.
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Page 19: Replacing The Lamp
REPLACING THE LAMP * Connect your dealer or LG service center for replacing of new lamp. You must replace the lamp when: The projector image get darker or start to be deteriorated. Ø The lamp indicator is red(red, flashing alternately). -
Page 20: Block Diagram
Block Diagram - 20 -... - Page 21 - 21 -...
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Page 24: Exploded View
EXPLODED VIEW(RU-52SZ30) - 24 -... -
Page 25: Exploded View Parts List
EXPLODED VIEW PARTS LIST Description Part No. 120-D38E SPEAKER,MID-RANGE LG FOSTER 8 OHM 15/25W 87DB 12 6400VG0001B SPEAKER,TWEETER NO FOSTER 8 OHM 20W/30W XX D77 3110V00123A CASE,SPEAKER BOX LEFT 3550V00159A COVER,SPEAKER BOX LEFT 3110V00124A CASE,SPEAKER BOX RIGHT 3550V00160A COVER,SPEAKER BOX RIGHT... - Page 26 EXPLODED VIEW(RU-60SZ30) - 26 -...
- Page 27 EXPLODED VIEW PARTS LIST Description Part No. 120-D38E SPEAKER,MID-RANGE LG FOSTER 8 OHM 15/25W 87DB 12 6400VG0001B SPEAKER,TWEETER NO FOSTER 8 OHM 20W/30W XX D77 3110V00123A CASE,SPEAKER BOX LEFT 3550V00159A COVER,SPEAKER BOX LEFT 3110V00124A CASE,SPEAKER BOX RIGHT 3550V00160A COVER,SPEAKER BOX RIGHT...
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Page 28: Replacement Parts List
REPLACEMENT PARTS LIST RUN DATE : 2003.7.4 LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION IC303 0ITI740000Q SN74LVC00AD 14SOP R/TP LOGIC DTV IC304 0IMMRHY033A HY57V643220C(L)T6 86P TSOP TRAY 64M IC01 0IMI623200B M62320FP 16P SOP TP I/O EXPANDER IC305 0IMMRHY033A HY57V643220C(L)T6 86P TSOP TRAY 64M IC02... - Page 29 LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION 0TR387500AA CHIP 2SC3875S(ALY) KEC Q210 0TR387500AA CHIP 2SC3875S(ALY) KEC BSS83 CHIP 2SC3875S(ALY) KEC Q100 0TR830009BA Q211 0TR387500AA Q1001 0TR387500AA CHIP 2SC3875S(ALY) KEC Q500 0TR150400BA CHIP 2SA1504S(ASY) KEC Q1002 0TR387500AA CHIP 2SC3875S(ALY) KEC Q501 0TR830009BA BSS83...
- Page 30 LOCA. NO PART NO DESCRIPTION LOCA. NO PART NO DESCRIPTION D820 0DD100009AM EU1ZV(1) TP SANKEN C105 0CE476VF6DC 47UF MV 16V 20% EU1ZV(1) TP SANKEN 10UF MV 16V 20% D821 0DD100009AM C1055 0CE106VF6DC D822 0DD100009AM EU1ZV(1) TP SANKEN C106 0CE476VK6DC 47UF MV 50V 20% D832 0DR010009AA EG01C 1000V 0.5A 10A 100NSEC 50UA...
- Page 31 For Capacitor & Resistors, the CC, CX, CK, CN : Ceramic RD : Carbon Film charactors at 2nd and 3rd digit CQ : Polyestor RS : Metal Oxide Film in the P/No. means as follows; CE : Electrolytic RN : Metal Film RF : Fusible LOCA.
- Page 32 For Capacitor & Resistors, the CC, CX, CK, CN : Ceramic RD : Carbon Film charactors at 2nd and 3rd digit CQ : Polyestor RS : Metal Oxide Film in the P/No. means as follows; CE : Electrolytic RN : Metal Film RF : Fusible LOCA.
- Page 33 For Capacitor & Resistors, the CC, CX, CK, CN : Ceramic RD : Carbon Film charactors at 2nd and 3rd digit CQ : Polyestor RS : Metal Oxide Film in the P/No. means as follows; CE : Electrolytic RN : Metal Film RF : Fusible LOCA.
- Page 34 For Capacitor & Resistors, the CC, CX, CK, CN : Ceramic RD : Carbon Film charactors at 2nd and 3rd digit CQ : Polyestor RS : Metal Oxide Film in the P/No. means as follows; CE : Electrolytic RN : Metal Film RF : Fusible LOCA.
- Page 35 For Capacitor & Resistors, the CC, CX, CK, CN : Ceramic RD : Carbon Film charactors at 2nd and 3rd digit CQ : Polyestor RS : Metal Oxide Film in the P/No. means as follows; CE : Electrolytic RN : Metal Film RF : Fusible LOCA.
- Page 36 July, 2003 P/NO : 3828VD0148C Printed in Korea...
- Page 42 PRINTED CIRCUIT BOARD TUNER(TOP) COMPONENT(TOP) COMPONENT(BOTTOM) MAIN(BOTTOM) MAIN(TOP) DIGITAL(TOP) TUNER(BOTTOM) SMPS DIGITAL(BOTTOM) DRIVER(TOP) DRIVER(BOTTOM) CONTROL(TOP) INTER(LCD PJTV) SIDE A/V CONTROL(BOTTOM) LED(TOP) PRE-AMP BALLAST INT. LED(BOTTOM)