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LC-52LE920UN/LC-60LE920UN
SHARP SERVICE MANUAL
No. S701560LE920U/
LCD COLOR TELEVISION
LC-52LE920UN
LC-60LE920UN
MODELS
In the interests of user-safety (Required by safety regulations in some countries) the set should be restored to its orig-
inal condition and only parts identical to those specified should be used.
F CONTENTS
SAFETY PRECAUTION
[2] REMOVING OF MAJOR PARTS
IMPORTANT SERVICE SAFETY
(LC-60LE920UN) ........................................... 4-6
PRECAUTION ..........................
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LC-52LE920UN/LC-60LE920UN SAFETY PRECAUTION IMPORTANT SERVICE SAFETY PRECAUTION [] Service work should be performed only by qualified service technicians who are thoroughly familiar with all safety checks and the servicing guidelines which follow: ==WARNING Using two clip leads, connect a 1.5k ohm, 10 watt resistor paral- leled by a 0.15f_F capacitor in series with all exposed metal cabinet 1. For continued safety, no modification of any circuit should be parts and a known earth ground, such as
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LC-52LE920UN/LC-60LE920UN PRECAUTIONS A PRENDRE LORS DE LA REPARATION • Ne peut effectuer la r_paration qu' un technicien sp_cialis6 qui s'est parfaiternent accoutume a toute v_rification de s6curite et aux conseils suivants. • AVERTISSEMENT A I'aide de deux ills _ pinces, brancher une r6sistance de 1.5 k__ 10 watts en parall_le avec un condensateur de 0.15f.LF en s@ie 1. N'entreprendre aucune modification de tout circuit. C'est danger- avec toutes les pi_ces m6talliques expos6es du coffret et u
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LC-52LE920UN/LC-60LE920UN PRECAUTIONS FOR USING LEAD-FREE SOLDER ='Employing lead-free solder "PWBs" of this model employs lead-free solder. The LF symbol indicates lead-free solder, and is attached on the PWBs and service manuals. The alphabetical character following LF shows the type of lead-free solder. Example: a a/a Sn-Ag-Cu Sn-Ag-Cu Indicates lead-free solder of tin, silver and copper. Indicates lead-free solder of tin, silver and copper. ='Using lead-free wire solder When fixing the PWB s
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LC-52LE920UN/LC-60LE920UN OUTLINE MAJOR SERVICE PARTS mPWB UNIT Ref No. Part No. Discription N DKEYMF452FM20 MAIN Unit*l N DUNTKF493FM01 ICON Unit N DUNTKF493FM02 LOGO Unit N DUNTKF494FM01 R/C, LED Unit N RUNTKA690WJQZ TOUCH SENSOR Unit*2 N RDENCA395WJQZ POWER Unit N RUNTK4570TPZA LCD CONTROL Unit N RUNTK4433TPZA LED DRIVE Unit (LC-52LE920UN) N RUNTK4433TPZZ LED DRIVE Unit (LC-60LE920UN) NOTE: "1 Replace MAIN PWB Units (DKEYMF452FM20) in case of IC8455, IC8401 or IC3302 failure. *2 TOUCH SENSOR
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LC-52LE920UN/LC-60LE920UN CHAPTER 1. SPECIFICATIONS [1] SPECIFICATIONS Item Model: LC-52LE920UN Model: LC-60LE920UN Size 52" Class (52 1/32"Diagonal) 60" Class (60 _/32"Diagonal) LCD panel Resolution 2,073,600 pixels (1,920 x 1,080) TV-standard (CCIR) American TV Standard ATSC/NTSC System VHF/UHF VHF 2-13ch, UHF 14-69ch CATV 1-135ch (non-scrambled channel only) TV Receiving Digital Terrestrial 2-69ch Function Channel Broadcast (8VSB) Digital cable .1 1-135ch (non-scrambled channel only) (64/256
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LC-52LE920UN/LC-60LE920UN CHAPTER 2. OPERATION MANUAL [1] Parts Name Center Ic°n illumin!ti°n"_ _" ! Remote control sensor OPC sensor "I VOL--/+ NPUT POWER 2 OH v/A MENU "10PC: Optical Picture Control *2 Using the touch sensor panel. usB_ USB 1 terminal ETHERNET terminal (10/100) ETHERNET -- _} AUDIO OUT AUDIO OUT terminal VIDEO terminal ® VIDEO _ AUDIO (L/R) PC IN terminal ANALOG I AUDIO IN AUDIO IN terminal (shared for PC IN and HDMI I) *2 HDMI 1 terminal ARC: Audio Return Channel HDMI 2 termi
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LC-52LE920UN/LC-60LE920UN 1 POWER: Switch the TV power on or enter standby. 2 TV, STB, DVD.VCR, AUDIO: Switches the remote control for TV, STB, DVD, BD, VCR and AUDIO operation. 1 * To enter the code registration mode, you need to press an appropriate button (STB, DVD.VCR or AUDIO) and DISPLAY at the same time. I 18 External equipment operational buttons: Operate the external equipment. ° 19 OPTION: Display the Link Operation Menu screen. This TV STB DVD'VCR AUDIO button will function only when
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LC-52LE920UN/LC-60LE920UN [2] OPERATION MANUAL ° Before attaching (or detaching) the stand, unplug the AC cord. • Before performing work spread cushioning over the base area to lay the TV on. This will prevent it from being damaged. • Attach the stand in the correct direction. • Do not remove the stand from the TV unless using an optional wall mount bracket to mount it. • Be sure to follow the instructions. Incorrect installation of the stand may result in the TV falling over. Insert and tighten
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LC-52LE920UN/LC-60LE920UN CHAPTER 3. DIMENSIONS [1] DIMENSIONS (LC-52LE920UN) Unit: inch (mm) 49 5/8 (1260) I 459/16(1157) I f l ] _g O4 21 17/64 (540) D,, _d AN-52AG4 1 35/64 6 15/64 (39) _ (158) _O #: I _q, I o 2 41/64 I 13 (340) 25/64 4 11/64 (106)_ 3-1
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LC-52LE920UN/LC-60LE920UN [2] DIMENSIONS (LC-60LE920UN) Unit: inch (mm) 56 21/32 (1439) % f (o LO t ] cO 22 27/32 (580) e, 1 9/16 6 55/64 AN =52AG4 15 3/4 (400) o4 (39.7) (174) LJ i _-- ! ! 2 41/64 I 1 9/16 141j2 (368) j _7) 4 13/64 (106.7) 3-2
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LC-52LE920UN/LC-60LE920UN CHAPTER 4. REMOVING OF MAJOR PARTS [1] REMOVING OF MAJOR PARTS (LC-52LE920UN) 1. Removing of Stand Unit and Rear Cabinet Ass'y. 1. Remove the 1 lock screw _ and detach the Support Cover ®. 2. Remove the 4 lock screws ® and detach the Stand Unit _. 3. Remove the 1 lock screw ® and detach the AC Cord Cover Ch. 4. Disconnect AC Cord _. 5. Remove the 4 lock screws ¢_, 4 lock screws ®, 1 lock screw _0_ and 18 lock screws _ and detach the Rear Cabinet Ass'y @. Rear Cabinet As
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LC-52LE920UN/LC-60LE920UN 2. Removing of Speaker-L/R. 1. Remove the 2 lock screws d_ and detach the Stand Cover _. 2. Disconnect SP wire. 3. Detach the Speaker-L ®, Speaker-R ®. MAiN Unit [sP] I! _) Speaker-L Speaker-R (_. Cover © 4-2
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LC-52LE920UN/LC-60LE920UN 3. Removing of Connectors 1. Disconnect the following connectors from the MAIN Unit. (SB, LB, PD, LW, RA, RL) 2. Disconnect the following connectors from the POWER/LED Drive Unit. (LA, PD, PL) 3. Disconnect the following connectors from the LCD Control Unit. (LW, PL) POWER Unit MAIN Unit o o[ [SB] m_,,[LA] o I_ [PD] [PL] 4-3
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LC-52LE920UN/LC-60LE920UN 4. Removing of MAIN Unit, POWER Unit, Woofer, Stand Angle, 52" LCD Panel Module Unit. 1. Remove the 7 lock screws d) and detach the MAIN Unit @. 2. Remove the 2 lock screws @ and detach the Terminal Cover (Bottom) ®. 3. Remove the 2 lock screws ® and detach the Terminal Cover (Side) ®. 4. Remove the 6 lock screws ® and detach the POWER Unit ®. 5. Remove the 4 lock screws ® and detach the Sub Woofer @. 6. Remove the 1 lock screw © and detach the LCD Fixing Angle (Bottom-
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LC-52LE920UN/LC-60LE920UN 5. Removing of RIO, LED Unit, ICON Unit, LOGO Unit, Front Cabinet Ass'y, Glass Front Panel Ass'y, TOUCH SENSOR Unit. 1. Detach the R/C, LED Unit _). 2. Detach the ICON Unit ®. 3. Detach the LOGO Unit _). 4. Remove the 28 Hooks _) and detach the Front Cabinet Ass'y (57 5. Detach the Glass Front Panel Ass'y ®). 6. Detach the Touch Sensor Unit _7._. NOTE: The Touch Sensor unit (t) removed once is not reusable. i_ \/ / [RIAi'_ -_ ICON Unit [Rt]_) LOGO Unit R/C, Unit LED Gla
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LC-52LE920UN/LC-60LE920UN [2] REMOVING OF MAJOR PARTS (LC-60LE920UN) 1. Removing of Stand Unit and Rear Cabinet Ass'y. 1. Remove the 3 lock screw _ and detach the Support Cover _2_. 2. Remove the 4 lock screws ® and detach the Stand Unit #_. 3. Remove the 1 lock screw ® and detach the AC Cord Cover ®. 4. Disconnect AC Cord ®. 5. Remove the 4 lock screws ¢_, 7 lock screws ®7,2 lock screws _ and 18 lock screws @ and detach the Rear Cabinet Ass'y @. Rear Cabinet Ass'y \ \ @ AC Cord Cover __ Support
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LC-52LE920UN/LC-60LE920UN 2. Removing of Speaker-L/R. 1. Remove the 2 lock screws d) and detach the Stand Cover _). 2. Disconnect SP wire. 3. Detach the Speaker-L ®, Speaker-R ®. [SP] ! Speaker-L Speaker-R (_. :_; .......................................................... ._ Cover t 4-7
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LC-52LE920UN/LC-60LE920UN 3. Removing of Connectors 1. Disconnect the following connectors from the MAIN Unit. (SB, LB, PD, LW, RA, RL) 2. Disconnect the following connectors from the POWER/LED Drive Unit. (LA, PD, PL) 3. Disconnect the following connectors from the LCD Control Unit. (LW, PL) POWER Unit LED Drive Unit \ \ \ \ \ POWER Unit MAIN Unit m_ [LA] [SB] [PD] .m ,,[PD] [PL] [LW] u [RA] 4-8
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LC-52LE920UN/LC-60LE920UN 4. Removing of MAIN Unit, POWER Unit, Woofer, Stand Angle,60" LCD Panel Module Unit. 1. Remove the 7 lock screws d) and detach the MAIN Unit _). 2. Remove the 2 lock screws ® and detach the Terminal Cover (Bottom) ®. 3. Remove the 2 lock screws ® and detach the Terminal Cover (Side) ®. 4. Remove the 6 lock screws ® and detach the POWER Unit ®. 5. Remove the 4 lock screws ® and detach the Sub Woofer @. 6. Remove the 1 lock screw @ and detach the LCD Fixing Angle (Bottom-
