press the flag first then select a signal. press cancel to stop. chimes plays the dual toned siratone Westminster chimes. chimes ver1 is the most common version of the chimes used on most panels ver2 was used on later digital MC cabinets before they were replaced by the Ultra Voice panel . the p.a mic jack plays a custom test announcement. the push to test button plays a prerecorded test message. reset just resets the siren. flasher speed changes how fast the siren will alternate between hi/lo or on/off. pitch toggle. key for the dual tone pitch toggle press the flag a couple times to apply changes. 0. is normal siratone pitch 1. is the standard Ultravoice pitch 2. is for thunderbolt level 5 pitch 3. is tbolt level 6 pitch 4. is tbolt level 7 pitch 5. is major 3rd 6. is a custom pitch 7. is 10/12 port 8. is a second custom pitch signal control. the signal control is best not to mess with but what it's for is to control signals a and b. 1 is just sig B 2 is just sig A 3 is both sig A and sig B 0 is none. both off. for single toned signals flip to 2 or just press the fuses on the bottom middle or right. cycle timer. cycle time changes how long each signal lasts the cycle timer shows how long in seconds the signal has left. hidden signals. the grey screw at the bottom is where i hid the whoop button. i put fast wail on the fuse next to the whoop button. the fuse on the bottom right amp dues single tone wail. the pa in use light is the wildfire signal or drunk hi lo. the fuse on the bottom middle amp dues single tone alert. and the fuse on the bottom left amp dues undulating hi lo wail.