Sharp LC-121M2E Service Manual

LC-121M2E
LC-150M2E
SHARP SERVICE MANUAL
$19B4LC121M2E
LCD AV MONITOR
LC-121M2E
inthe interests of user-safety (Required by safety regulations in some countries) the set should be restored to
condition and only parts identical to those specified be used.
its original
ie CONTENTS 7
Page
1. IMPORTANT SERVICE SAFETY PRECAUTION ................. s i e t e wtb oVasacusdektuisncs su. ceubtaacesalvedoutsa teuteatar tenes: 2
2° SPECIFICATIONS -isccvievevniecedis bale Sake oe tec sath reeds lens eerie Galant atdedetadinnss lv siie aba ts oes eee 3
PART NAME Soi issé tavetisctecon tne seioeestbecass rds tueheasasdeheselevatend cacaent il sadubel extvicssugedcdeaieiatacsvsades venus gevetauavinaasitenuecees 4
4.:DISASSEMBLY OF THE SEU ei..c.5 022 cepevcece deseeticdedebscteas aednesShscenedia debe cent Manse rasa sdotedstiere ences Maced 5
5. ADJUSTING PROCEDURE OF EACH SECTION .... ccc ceccceeerecseeeseneessssescseesesseeeeseseeecssesesseessieeeeees 7
6. INTEGRATED CIRCUIT TERMINAL ARRANGEMENTS ............ccccccssscessscessseceseeecssetecsseeecsseeeceusesanneseees 18
7. TROUBLE SHOOTING ia: .scccecscedecececceaeeyacectestus couciven je clbcdacbekeavicaeesddedevbieasanaadsascesausdansevasievassueteevidedacoveeass 23
8: GHASSIS LAYOUT sxcsissscesgvescs fant ceee toedetden Suche ssttesge sel gechaas abieb test ate ie sa nagene cee paued uaolaveadscuewiceussbs a eesueaete 26
9. SCHEMATIC DIAGRAM .........ccecceccceccecceneeceeceeeeseesaeeeeeseeaeeseccessecsasessevasesecsecceccseessueeaesesssesceesassansneaneess 28
10: BLOCK: DIAGRAM (fected aged date tee seen A ids Gene eoleta aaa oeeies eG aii 43
11. PRINTED WIRING BOARD ASSEMBLIES ....0......ccceeceesecesseeeceessceeeseseeeesaeceeesstecsreeeaaeesescseeeaueseusaeusanssce 45
12. REPLACEMENT: PARTIE ISM. n.tvccss chsevcchecttsnceuneunescntecushbetelabcttedes euatirns Socdels eleva decteees ar eo daastdtasaubevveakovensauas 51
ce PACKING: OF THE:SED ccs eceseuzechesscce der tadce sie fonich vt snc a NS Bees cata sds ca dn tases ua Sotde Mea odbaszsad cuter sdeviabybeecontvastees 63
me)
The component parts of this model are partially different
depending on their suffix symbols. Before servicing the
units, be sure to check the suffix symbol on the model
label that is applied on the bottom side of the unit.
Suffix symbol (__,[K],[X])
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