Having problems with your LG Flatron F700B 17" CRT Monitor ?

Screen Gone "Yellowish" Colour, Appears that Blue colour is not working

\015 For some reason, when the monitor is turn on after 6 hours of rest or more, the monitor screen will turn yellowish just after a few minutes it is turned on. It looks like there are only yellow and red colour, without blue colour. It will keep yellowish in a while. If it is keep turning on for half and hour or more, it will become normal again. However, this will not happen after the monitor is working a long hours.\015\012\015\012Is this something wrong with the components inside?\015

Answers :

Your problem is in blue color cathode circuit.\015\012as you say that it becomes ok tha5t means \015\0121 cable wire is loose from computer to monitor.\015\0122 crt base loose.\015\0123 loose contact in blue video ckt.\015\0124 signal processor cable to crt board connector loose.(blue wire)
Repair Help & Product Troubleshooting for LG Flatron F700B 17" CRT Monitor

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