Toshiba MW20FN1 TV/VCR/DVD

[Mike]

Set will not power up. Has 162V on primary of switching transformer.
Nothing on secondary. No shorts evident in secondary.

Thanks for your help. Mike.

 

[David Naylor]

Set will not power up. Has 162V on primary of switching transformer.
Nothing on secondary. No shorts evident in secondary.

Thanks for your help. Mike.

change out the buffer q 507 i belive and the zenor d 507 and the opto
look for puffed caps in the deflection board , what happens is the
buffer leaks and sends the b + up to 200 plus, on a 127 line caops
don;t like that.

 

[Mike]

change out the buffer q 507 i belive and the zenor d 507 and the opto
look for puffed caps in the deflection board , what happens is the
buffer leaks and sends the b + up to 200 plus, on a 127 line caops
don;t like that.

Unfortunately can not locate Q507 or D507.

Thanks.

 

[David Naylor]

Unfortunately can not locate Q507 or D507.

Thanks.

Sorry about that in this model it is ic1702 q 1705 and d1703

 

[Mike]

Sorry about that in this model it is ic1702 q 1705 and d1703

Hi David! Thanks a lot.
Your information is very helpful.
Can you provide part numbers for IC1705, Q1705 and D1703?

Thanks.