Representative E * F(E) spectral diagrams that are related to different spectral states for 1H 0707–495 (top left) using Suzaku observation 00091623 (black, LHS) combined with RXTE/HEXTE observation 20309010100 (black, LHS), ASCA observations 73043000 (bright blue, IS), 73043000 (pink, IS), 763100 (green, IS), Swift observation 0090393 (red, IS) and Swift obs 0091623 (blue, HSS); NGC 1566 (bottom left) using Swift observations 0001496 (blue, LHS), 00014923 (green, LHS), 00031742 (black, IS), 00035880 (red, IS), and NuSTAR observations 80301601002 (pink, IS), 80401601002 (bright blue, IS), 80502606002 (brown, IS), 60501031004 (yellow, IS) and 60501031006 (#bbb7ba;, IS); NGC 7679 (top right) using 40631001 (black, LHS, from BeppoSAX), 00088108002 (#bbb7ba;, LHS, from Swift), 66019010 (red, HIMS, from ASCA), and 66019000 (green, IS, from ASCA) and Mrk 3 (bottom-right) using ASCA observation 70002000 (LHS, red), 70002000 (LHS, red), Suzaku observation 709022010 (LHS, green), RXTE observation 20330-01-09-00 (blue, IS), and BeppoSAX observation 50132002 (IS, black).