The IPC-QRG-PTH-H desk reference manual contains illustration/images of through-hole solder connections for IPC-A-610H standard. As a convenient manual but not a replacement for IPC-A-610H standard, the IPC-QRG-PTH-H is an additional tool to help operators and inspectors when evaluating the three classes of product for solder joint acceptance. The IPC-QRG-PTH-H is a useful training aid as well. It can be used with other products to understand through-hole criteria when evaluating a components and solder joint acceptance.