It looks like the Minolta 3600HS is a more recent vintage flash which is compatible with RECENT cameras, but has limited capabilities with older cameras.
"USE IN COMBINATION WITH OTHER PRODUCTS Read this manual in combination with the relevant manual when any of the following products are used in combination with the 3600HS (D). Using xi Series Single Lens Reflex Cameras (Maxxum/Dynax 9xi, 7xi, 5xi, 3xi, SPxi, 2xi) • Flash is automatic in the P mode with the 9xi, 7xi, 5xi and 3xi. Fill flash may also be selected. See the camera manual for details. • Flash is automatic in the P mode with the SPxi and 2xi. Fill flash cannot be selected. • The shutter speed is set automatically in the S mode with the 7xi, 5xi, 3xi, SPxi, and 2xi. • High-speed sync cannot be used. • As the 9xi has no built-in flash, when employing wireless flash, use optional Wireless Flash Remote Control or 5600HS(D), which is sold separately. Use the AE lock button for test flash. • Test flash for the wireless flash cannot be used while Eye-start is in use. • Select Channel 1 when using wireless flash with the 3xi. • Wireless flash cannot be used with the SPxi and 2xi. Using i Series Single Lens Reflex Cameras (Maxxum/Dynax 8000i, 7000i, 5000i, 3000i) • Flash is automatic in the P mode. Fill flash may also be selected with the 8000i. See the camera manual for details. • Flash is automatic in the S mode, and the shutter speed is set automatically. • High-speed sync and wireless flash cannot be used. • As the proper exposure may not be obtained with the 5000i and 3000i, off-camera ratio flash control cannot be used.
"Using Early AF Series Single Lens Reflex Cameras (Maxxum/Minolta 9000, 7000, 5000) • The optional flash shoe adapter FS-1200 is necessary. See the FS1200 manual for details. Using APS Single Lens Reflex Cameras (Vectis S-1, S-100) • Flash is automatic in the P mode. Fill flash may be selected with the flash-mode button on the camera. • The shutter speed is set automatically in the S mode. • High-speed sync cannot be used. • As the S-100 is not equipped with an auto lock accessory shoe, the flash unit cannot be attached to the camera. Use with wireless flash. Ratio-flash control cannot be used. Set to Channel 1. • APS film (new system) differs in size from 35mm film, so that the flash coverage differs at the same focal length. This flash unit is designed for a flash coverage of 24mm with a focal length for 35mm film, so that when used with APS film focal length flash coverage is 19mm.For example, when the V Zoom 22-80mm f/4-5.6 lens is used the full flash coverage is available.
"Using Minolta Digital Cameras (Dimâge RD3000, Digital camera RD-175) • Flash is automatic in the P mode. Fill flash is used when a photo is taken while the manual fill-flash button on the camera is pressed. • The shutter speed is set automatically in the S mode. • High-speed sync cannot be used. • As the RD3000 has no built-in flash,when employing wireless flash, use optional Wireless Flash Remote Control or 5600HS, which is sold separately. Use the spot button for test flash.