Models: PSP 1000
Phenomenon: There is no reflection while booting, and no current.
Analysis and processing: It is normal that Power line voltage (2V5), boot voltage probably change, testing I / O clock 32.768MHZ, I / O power supply (2V5) is normal, analysis crystal may bad or sealing-off. Heating repair welding or replace , boot, current is 0.16A, everything is normal. Read the rest of this entry »

Degradation is not so terrible as you think, let me share the operate method with you.
First
1. Into the system setting, select restore default setting to make your PSP restore the factory settings.
2. Reformatting the memory stick. after restore factory settings Read the rest of this entry »