1.65mm Central PinAcer Aspire 4253 4253G 4738 4738Z 4738G 4738ZGAcer Aspire 4253 4253G 4253Z 4253ZG 4738 4738G 4738Z 4738ZG One D257 ZE6 M5-481 M5-481T M5-481TG M5-481PT M5-481PTG eMachines E732Acer Aspire 4253 4253G 4253Z 4253ZG SeriesAcer Aspire 4738 4738G 4738Z 4738ZG SeriesAcer Aspire One D257 ZE6 SeriesAcer Aspire M5-481 M5-481T M5-481TG M5-481PT M5-481PTG SerieseMachines E732 ACER ASPIRE ES1-711-P1UV ES1-711 ES1-731 Series Acer Aspire 4253 4253G 4253Z 4253ZG Series Acer Aspire 4738 4738G 4738Z 4738ZG Series Acer Aspire One D257 ZE6 Series Acer Aspire M5-481 M5-481T M5-481TG M5-481PT M5-481PTG Series eMachines E732 acer 4738