Sharp 52LE920UN, 60LE920UN ,r-q.j-q

Table 1.Concrete flashing pattern

Item

Inverter/Lamp system failure

Power PWB

failure

(Power failure, etc.)

Main PWB

failure

(Communication

failure, etc.)

Others

Detail display

Slow flashing Fast flashing

Flashes once Flashes once

Flashes twice Flashes twice

Flashes 3times

Flashes 4 times

VerUP executing Flashes smoothly

VerUP succeeded Flashes in a staircase pattern

VerU P failed None

ROM data failure None

Flashes 3times

Flashes 5times

Flashes once

Flashes twice

Flashes 3times

Flashes 5times

Flashes once

Flashes twice

Flashes 3times

None

None

Flashes continuously

Flashes continuously

*2: They depend on the system. Power supply error is defined from product to product.

*3: For details, refer to ERROR STANDBY CAUSE on the adjustment process screen.

*4: If the boot section isabnormal, there is no flashing (flashing impossible).

3. New method

LC-52LE920UN/LC-60LE920UN

Cause

Lamp error

Power supply error 2 (*2) UR+13V error

Power supply error 3 (*2) D3.3V error

Panel power supply error

Initial communication error

Start-up confirmation communication error

Regular communication error

Other communication error

Temperature error

Sync error

Notification from the main microcomputer (*3)

Version upgrading

Version upgrade succeeded

Version upgrade failed

Start-up after failing version upgrade (*4)

Center icon rL_A.JIJ!

,,,i1600ms ' ' ', ', 1600ms

400ms

400ms 300ms

lOOms

,r-q.j-q

• Flashing during Verup

Center icon

'F 5ooms

500ms

• Flashing when completing Verup

Center icon _ _

1000ms 1000ms 1000ms 1000ms

6-15

Contents

Main SHARP SERVICE MANUAL No. S701560LE920U/ SHARP CORPORATION LC-52LE920UN LC-60LE920UN F CONTENTS J LC-52LE920UN/LC-60LE920UN SAFETY PRECAUTION /DVM / rt.o ACSCALE o_-_ SAFETY NOTICE PRECAUTIONS APRENDRE LORS DE LA REPARATION AVERTISSEMENT =VERIFICATIONS CONTRE L'INCEN=DIE ET LE CHOC ELECTRIQUE l-i-i-i-i-i-i oooo i AVIS POUR LA SECURITE a Sn-Ag-Cu ='Using lead-free wire solder ='Soldering OUTLINE LC-52LE920UN/LC-60LE920UN MAJOR SERVICE PARTS mPWB UNIT mOTHER UNIT talC FOR EXCLUSIVE USE OF THE SERVICE ==SERVICE JIGS CHAPTER 1. SPECIFICATIONS 1-1 [1] SPECIFICATIONS TV Function CHAPTER 2. OPERATION MANUAL % 1 I 18 19 ii,iFAV0R,TE_--FAVAPP3--qo 2-2 3_ 5 _ .....................................................21 7 8 g 11 12 13 14 15 16 17_ 22 2 _9 3 CHAPTER 3. DIMENSIONS _d [2] DIMENSIONS (LC-60LE920UN) 141j2 j 3-2 Unit: inch (mm) LJ i _-- AN =52AG4 CHAPTER 4. REMOVING OF MAJOR PARTS [sP] [PL] [SB] 4. Removing of MAIN Unit, POWER Unit, Woofer, Stand Angle, 52" LCD Panel Module Unit. 4-4 (Bottom-L) I / R/C, LEDUnit Glass Front Panel Ass'y [RK] "(_)TOUCH SENSOR Unit @ Page [SB] ,,[PD] (Top-R) 4-9 )TERMINAL Cover (Bottom) ,_,1 :_ "-" (_ Front Cabinet Ass'y Unit _ Glass Front Panel Ass'y IRK] ('7)TOUCH SENSOR Unit LC-52LE920UN/LC-60LE920UN [3] Caution Cleaning Glass 1. Glass handling 4-11 Page LC-52LE920UN/LC-60LE920UN ! [4] How to replace the touch key sensor PWB i f.j Space U ! ill:iiiii Page CHAPTER 5. ADJUSTMENT [1] ADJUSTMENT PROCEDURE 5-1 1. After replacement of any PWB unit and/or IC for repair, please note the following. 2. Upgrading of each microprocessor software 5-2 5-3 3. Entering and exiting the adjustment process mode 4. Remote controller key operation and description of display in adjustment process mode 5-4 5. List of adjustment process mode menu 5-5 5-6 5-7 6. Special features 5-8 7. Microprocessor software writing 8. Signal adjustment 5-9 8.1. LCD section adjustment [LCD module adjustment] 8.2. Image adjustment 8.2.1 Device check 5-10 8.2.6 Analog RGB signal adjustment 5-11 Adjustment procedure Send the 100% color barsignal to theVideo 4 analog RGB input. 5-12 10. Key writing 10.1. EDIDwriting (Main PWB: QPWBXF452WJZZ) 5-13 11. Factory setting 12. Software version 5-14 LE920 UPGRADE SUCCESS The inch and model name are displayed. [2] PUBLIC MODE SETTING PROCEDURE 1. How to start Public Mode 5-15 2. How to exit Public Mode 3. Public Mode Setting Values Page 5. On Setting Items 5-17 5-18 5-19 Page CHAPTER 6. TROUBLESHOOTING TABLE [1] TROUBLESHOOTING TABLE 6-1 I INovideo12) I I _' NO 6-2 I .o 6-3 I .ovideo14) I 6-4 I<HDMI input> No video 15)-1 I I 6-5 LC-52LE920UN/LC-60LE920UN I<HDMI input> No video 15)-2 I I 6-6 INoaudio11) I IINPUT-1Noaudio, I 6-7 INoaudio12) I I 6-8 I.o audio13) I 6-9 I.o audio14) I 6-10 I NoINPUT-4151617IHDMI)audio. I 6-11 NO J' NO 6-12 t fig-2 Iharnessexchange ; YEs ; .o ; YEs ; .o 6-13 LC-52LE920UN/LC-60LE920UN ] ] 6-14 14oo s"t"4oo s' ,,iT,, oo s, ,,_500ms 3. New method ,r-q.j-q 6-15 6-16 4. Monitor ERR STBY table 6-17 CHAPTER 7. MAJOR IC INFORMATIONS [1] MAJOR IC INFORMATIONS 7-1 1. MAJOR IC INFORMATIONS Page Page CHAPTER 8. OVERALL WIRING/SYSTEM BLOCK DIAGRAM L 8-1 [1] OVERALL WIRING DIAGRAM OVERALL WIRING DIAGRAM i i _Uc"s_"s_itr_q LC-52LE920UN/LC-60LE920UN [2] SYSTEM BLOCK DIAGRAM SYSTEM BLOCK DIAGRAM _NPUT DDC0 8-2 SHARP PARTS GUIDE No. S701560LE920U/ LC-52LE920UN LC-60LE920UN [6] SHARP CORPORATION [1] PRINTED WIRING BOARD ASSEMBLIES z_ [2] LCD PANEL MODULE UNIT Page z_ [3] CABINET PARTS (LC-52LE920UN) Page A_ [4] CABINET PARTS (LC-60LE920UN) 1 I-I 1-2 1-3 1-4 1-5 1-6 1-7 2 2-I 2-2 2-3 2-4 2-5 2-6 2-7 2-8 2-9 2-I0 3 [5] SUPPLIED ACCESSORIES X5 7 Xll (x 2) 7 [6] PACKING PARTS (NOT REPLACEMENT ITEM) (LC-52LE920UN) 9 LC-52LE920UN/LC-60LE920UN [7] PACKING PARTS (NOT REPLACEMENT ITEM) (LC-60LE920UN) x5_t[._, L [7] PACKING PARTS (NOT REPLACEMENT ITEM) (LC-60LE920UN) 11 [81SERVICE JIGS (USE FOR SERVICING) SHARP COPYRIGHT 2010 BY SHARP CORPORATION ALL RIGHTS RESERVED.