PSP working with power supply but functioning batteries not detected - PSP 2000 - iFixit
Power PSP Using AAA Batteries - Instructables
Buy EBL 3.6V Lithium Ion Rechargeable Battery Pack 1200mAh Replacement Battery Compatible with Sony PSP 2000/3000 PSP-S110 Console Online in Vietnam. B099RCDLBM
What to do if he lost charge from PSP. What is the charging for Sony PSP and where to buy it? Charging PSP without native power supply
psp not charging Questions & Answers (with Pictures) - Fixya
PSP won't turn on without charger. Easy fix. Reset the battery MCU. open the battery shell, short B- and R letter for a couple of seconds. Done!!!. use clear tape to seal