As revealed on the official Japanese PlayStation website, Sony will stop accepting repairs for PS3 CECH-3000 series (160GB / 320GB models) after May 31, 2019. This is being done due to the shortage of parts inventory. ... Below are the PS3 models which can be sent for after-sales service by May 31, 2019.Apr 24, 2019
How much does it cost to Reball a PS3?
Reballing your PS3( re-soldering the chip joints ) Look for a reballing service. Ideally, the service will use more durable leaded solder instead of Sony's lead-free solder. It's likely to last many years. So you're looking at the initial reballing cost (roughly 125$USD) + likely future repairs.