MPMan PDV-78, Руководство по обслуживанию, Страница: 8 / 41

TROUBLESHOOTING
SYMPTOM CAUSE REMEDY
LCD MONITOR PART
1) No Picture Defective IC U2 Replace U2 ( VX1827 )
2) No Picture, Picture no
Good
Defective IC AT8430. Replace. C AT8430
3) Luminesce no good Defective IC U3 Replace U3 ( 4558/3414 )
4) Color is no good Defective C214.C216.C218 Replace C214.C216.C218
( 1UF )
5) SYNC no good Defective IC U2 Replace U3 ( VX1827 )
6) TINT no good Defective IC U2 Replace U3 ( VX1827 )
7) NO Picture Defective IC U3 OR HV U1 Replace U3( VX1827 ) OR HV
U1(MP1026)
8) Picture no good Defective Y1 Replace Y1 ( 20MHZ )
9) Brightness no good Defective IC U3 Replace U3 ( 4558/3414 )