You can check the calibration of your DMM by resistance and DCV measurement. Resistance - Just short the test probe and you must get the 0 ohm. DCV - You need have known 12vdc supply and measure it. If the result is not on same way. DMM have potentiometer inside it, and you can adjust it by...
If u dont mind can u pleas teach me how to check this problem step by step,,,..dont you worry for the safety..,i am aware of high voltage and already knew how to use multimeter..but lack of knowledge in crt tv...
Ok dave,sorry for what i have say before,,,i just realy want to help other thats why am eager to catch/got kn0wledge from others to help me to do this,,by the way it is realy nice that your wife is filipino,,,..again sorry dave for what i have done b4
Thank you for your advice,,but like for sambody that cant afford to go for service center and to pay it is not helpfull advice,,,.actually its not my own tv,,its on my neighbor and i just want to help too just to fix it...thank you dave...for your fruitfull post
Can i ask another question,,i encounter blown fuse and main filter capacitor on my astron crt tv..ived already change power regulator ang horizontal output transistor,,but fuse are blown again...nid ur help,,,tnx
Is it posible that the problem of my tv is jungle ic?,,because the first problem appear on my tv while im powering up is standby power,,then i do pressing channel down and volume up button at the same time it goes to power up but horizontal one line is the next problem...nid ur advice...tnx
The firts problem of this sharp tv is power standby,,the green ligth turns into red after a few seconds,then i do pressing the channel down button and volume up button to power up it but the next problem after powering up is horizontal one line.
Ive study consumer electronics on tesda school,but it is 3months only,..by the way i already check voltage going to vertical ic and it is present on it,,also the caps,,,,..it seems i ned to replaced ic?tnx for somehelp,,,
Can somebody help me to solve the horizontal one line of my sharp tv,,,teach me how to check if the vertical ic is still good..TA8403 is the vertical ic