Coastal Amusements

U3100 MONITOR TROUBLESHOOTING GUIDE

SYMPTOMCAUSECOMMENTS
NO PICTURE/VIDEOIC201, C601, IC501, Q601
DISTORTED VIDEOD3, IC201
JITTER/SHAKESIC201, C318, C301, C302, C303CHECK GROUND AND VIDEO CABLE
 
NO POWER/DEADQ705, R623, R632, Q601, R412, D603, D610,T701 BOWS FUSE
D806, D807, T703, VR501
 
BRIGHTNESSR815, Q804, C807, R816, D807, IC U201, CRT
CONTRASTR308, IC U201
 
NO VERT DEFLECTIONIC402, L701
VERT HOLDC601
VERT SIZER411
 
SYNC PROBLEMR430, C401, IC U701, R402CHECK THAT SYNC IS GOING INTO
PROPER IN PUT (+or -) SEP. SYNC
OR (+or-) COMP. SYNC
 
COLOR PROBLEMSCHECK CABLE CONNECTIONS
 
NO REDQ302, R17, VR302, Q305, Q306, Q307, IC U201
PICTURE REDQ302, Q305, Q306, Q307, IC U201BLUE & GREEN MAY BE MISSING
 
NO BLUEQ304, R19, VR303, Q311, Q312, Q313, IC U201
PICTURE BLUEQ304, Q311, Q312, Q313, IC U201RED & GREEN MAY BE MISSING
 
NO GREENQ303, R18, Q8, Q9, Q10, IC U201
PICTURE GREENRED & BLUE MAY BE MISSING
 
WIDTH PROBLEMIC201
 
PIN CUSHIONQ1, Q2, D1, C1ADJUST VR2 & VR3 IF NO EFFECT
CHECK COMPONENTS LISTED
 

NOTE: ITEMS IN THE "CAUSE" COLUMN ARE LISTED FROM MOST COMMON TO LEAST COMMON COMPONENTS