Flash Monotron 124 Manual -

Insert two AAA batteries. Do not use rechargeable batteries unless the manual specifies, as voltage drop affects the analog delay time.

A: No. The Monotron 124e (if it exists) is a European prototype. Use the standard Monotron Delay manual with the "e" addendum for power supply differences. Conclusion While the flash monotron 124 manual is a phantom name—a combination of a common mod (Flash = MIDI upgrade) and a typo (124 vs. Delay/Duo)—the resources above will give you everything you need to operate, repair, and modify your device. flash monotron 124 manual

Connect your synth or guitar to the AUX IN jack (3.5mm stereo). The manual warns: Input levels above +2 dBu will cause distortion (though this is often desirable). Insert two AAA batteries

The "Flash" aspect of the manual refers to how the ribbon responds. Press the ribbon at the "Low" end (left) and slide to "High" (right). The manual suggests recalibrating the ribbon by holding the power button for 5 seconds. The Monotron 124e (if it exists) is a European prototype

A: You might have a counterfeit manual. The official "Flash" meaning in the standard manual refers to the flashing LED that indicates low battery.