Manual Sigma SD1. View the Sigma SD1 manual for free or ask your question to other Sigma SD1 owners.Sigma SD1 Merrill DSLR Camera (Body Only) C26900 User manual, User manual Sigma SD1 Merrill DSLR Camera (Body Only) C26900, Sigma, SD1, Merrill, DSLR, z This manual explains how to use the SIGMA SD1 Merrill digital SLR camera. z For installation instructions of the supplied “SIGMA Photo Pro” software,. please Sigma SD1 Merrill User Manual Page: 39. 38. When you select. (Custom) from [White Balance], the current stored setting. in [Custom WB] will be used. Manual for Sigma SD1 Digital Camera. View and download the pdf, find answers to frequently asked questions and read feedback from users. This manual explains how to use the SIGMA SD1 digital SLR camera. For installation instructions of the supplied “SIGMA Photo Pro”.