LC-20S1E (serv.man30). Noise when adjusting the brightness - Sharp TV Technical Bulletin (repair manual)

lc-20s1e (serv.man30) technical bulletin

Model: LC-20S1E (serv.man30)
Pages: 3 Few pages! See other manuals at the bottom of the first or last page.
Size: 251.64 KB
Type: PDF
Document: Technical Bulletin
Brand: Sharp
Device: TV / LCD / Noise when adjusting the brightness
File: lc-20s1e-sm30.pdf
Date: 2018-11-20

Next: Sharp LC-20S1E (serv.man31) Technical Bulletin

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LCD 2005 05 01
Date of Issue:                6
th
 May 2005
        
Classification:
White
LCD TELEVISION TECHNICAL BULLETIN
Page 1 of 3
Sharp Electronics (UK) Limited
Reference - LV-099
Revision  - 1
White – Carry out as required
Yellow – Carry out as required and whenever the unit comes in for service
 Red – Carry out on all units
MODEL
LC20S1E

SYMPTOM When  receiving  a  program  on  channel  E-12,  a  beat  noise  may  occur  in  the  picture
when adjusting the brightness.
CAUSE
Interference from the inverter power supply.
ACTION
Fit  the  capacitors  C6730,  C6731,  C6732,  C6733  and  C6734  to  the  inverter  power
supply as shown on pages 2 and 3.
REF NO
DESCRIPTION
PART NUMBER
PRICE CODE
C6730
Capacitor, 390pF
VCKYPA1HB391K+
AA
C6731
Capacitor, 390pF
VCKYPA1HB391K+
AA
C6732
Capacitor, 390pF
VCKYPA1HB391K+
AA
C6733
Capacitor, 390pF
VCKYPA1HB391K+
AA
C6734
Capacitor, 390pF
VCKYPA1HB391K+
AA

LCD 2005 05 01
Date of Issue:                6
th
 May 2005
        
Classification:
White
LCD TELEVISION TECHNICAL BULLETIN
Page 2 of 3
Sharp Electronics (UK) Limited
Reference - LV-099
Revision  - 1
White – Carry out as required
Yellow – Carry out as required and whenever the unit comes in for service
 Red – Carry out on all units

LCD 2005 05 01
Date of Issue:                6
th
 May 2005
        
Classification:
White
LCD TELEVISION TECHNICAL BULLETIN
Page 3 of 3
Sharp Electronics (UK) Limited
Reference - LV-099
Revision  - 1
White – Carry out as required
Yellow – Carry out as required and whenever the unit comes in for service
 Red – Carry out on all units

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Download Sharp LC-20S1E (serv.man30) Technical Bulletin

Here you can read online and download Sharp LC-20S1E (serv.man30) Technical Bulletin in PDF. LC-20S1E (serv.man30) technical bulletin will guide through the process and help you recover, restore, fix, disassemble and repair Sharp LC-20S1E (serv.man30) LCD. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.

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LC-20S1E (serv.man30) Service Manuals

Download	Pages	Size
LC-20S1E (serv.man2) (2) Important service safety precaution Service Manual	2	19.52 KB
LC-20S1E (serv.man17) Service Manual	78	5.98 MB
LC-20S1E (serv.man16) (16) Packing of the set Service Manual	2	12.82 KB
LC-20S1E (serv.man15) (15) Replacement parts list Service Manual	13	156.85 KB
LC-20S1E (serv.man14) (14) Printed wiring board assemblies Service Manual	11	2.25 MB
LC-20S1E (serv.man13) (13) Schematic diagram Service Manual	24	2.47 MB
LC-20S1E (serv.man12) (12) Description of schematic diagram Service Manual	1	6.44 KB
LC-20S1E (serv.man11) (11) Overall wiring diagram Service Manual	2	168.46 KB
LC-20S1E (serv.man10) (10) Block diagram Service Manual	2	15.73 KB
LC-20S1E (serv.man8) (8) Trouble shooting table Service Manual	6	18.66 KB
LC-20S1E (serv.man7) (7) Adjusting procedure of each section Service Manual	4	14.34 KB
LC-20S1E (serv.man6) (6) Removing of major parts Service Manual	4	143.67 KB
LC-20S1E (serv.man5) (5) Dimensions Service Manual	1	110.84 KB
LC-20S1E (serv.man4) -4 Service Manual	2	504.22 KB
LC-20S1E (serv.man3) -3 Service Manual	1	4.83 KB
LC-20S1E (1) Contents Service Manual	1	94.12 KB
LC-20S1E (serv.man9) (9) Chassis layout Service Manual	2	66.18 KB
LC-20S1E (serv.man21) (3) Part names User Guide / Operation Manual	3	292.6 KB
LC-20S1E (serv.man27) User Guide / Operation Manual	46	4.08 MB
LC-20S1E (serv.man26) (8) Troubleshooting, , dimensional drawings User Guide / Operation Manual	7	561.67 KB
LC-20S1E (serv.man25) (7) Connecting external devices User Guide / Operation Manual	3	586.68 KB
LC-20S1E (serv.man24) (6) Teletext User Guide / Operation Manual	3	201.84 KB
LC-20S1E (serv.man23) (5) Useful features User Guide / Operation Manual	17	1.29 MB
LC-20S1E (serv.man22) (4) Basic operation User Guide / Operation Manual	4	474.94 KB
LC-20S1E (serv.man20) (2) Notes and supplied accessories User Guide / Operation Manual	6	732.85 KB
LC-20S1E (serv.man19) (1) Cover and contents User Guide / Operation Manual	3	335.1 KB
LC-20S1E (serv.man18) LC20S1E Parts List Parts Guide	13	156.85 KB
LC-20S1E (serv.man28) Precautions when replacing LCD panel Technical Bulletin	1	5.28 KB
LC-20S1E (serv.man29) No operation or stuck in standby Technical Bulletin	1	5.72 KB
LC-20S1E (serv.man31) Buzzing from internal speakers Technical Bulletin	2	77.12 KB
LC-20S1E (serv.man32) Unit does not operate (FB3302 and FB3304 overheating) Technical Bulletin	2	77.29 KB

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