A thermal cycler system comprises a sample block configured to receive a sample holder configured to receive a plurality of samples; an adaptor configured to surround a periphery of the sample block; and a drip pan configured to surround a periphery of the adaptor. The drip pan comprises one or more ejector mechanisms and one or more openings, the one or more ejector mechanisms configured to respectively extend through the one or more openings into contact with the sample holder in a state of the sample holder received by the sample block and the adaptor surrounding the periphery of the sample block.