SE-S400/S3000 Setting departments | drink, cash register, lock, tax rate | CASIO Electronic Cash Register - Training video SE-S400/S3000 Setting departments 1. Turn the key and set the Mode to "PGM" 2.
Casio SE-S400 Retail Cash Register, TecStore UK & Worldwide
How To Use The Casio SE-S400 Cash Register - YouTube