ds slot 1

[eddieluu]

my ds lite slot 1 doesnt work when i insert the game in. when i put my r4 or m3 in it doesnt work. when i put my regalur ds game in it sometime work. what do i do to fix it 

[rocky]

put a few drops of rubbing alcohol on the ds game pins and slide it in and out of the slot many times till its clean.  It has always worked for me.

If that doesn't work check your pins to see if any are bent.

[eddieluu]

i saw that some of the pin are bend and mess up now what do i do? do i have to replace the motherboard?

[Tri-edge]

bend them back and resolder them