Replacement Direction Cross Button Left Key Volume Right Keypad Flex Cable Conductive Membrane for Sony PSP 1000 1004 1001 1008 Game Console (L+R +Volume) : Video Games
PSP 3001 L and R Trigger Buttons
R button PSP 2000 repair - Free guide - SOSav
PSP-1002 R BUTTON : r/PSP
PSP R button cable
PSP Go Trigger buttons Replacement - iFixit Repair Guide
Tablecloth R - buttons on the right side - PSP Slim 2000 Spare Parts - SOSav English
An Overview of the PSPgo Specifications
Let's Fix my old Playstation Portable - R-Button not working (PSP 2000) - YouTube