System Balancing ⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅21; Maintenance - Samsung ER-150 Operation Manual

SYSTEM BALANCING
NET SALES TOTAL
GROSS SALES TOTAL = NET SALES TOTAL
ENDING GRAND TOTAL = GROSS SALES TOTAL

MAINTENANCE

1. Avoid excess dust and extreme temperatures.
2. Be certain that AC cord is inserted firmly in the outlet,
and that cord poses no danger of accidental tripping.
3. Use no chemicals or abrasives while cleaning cabinet
or keyboard.
4. Do not pull or hold paper while the register is printing.
= DEPARTMENT TOTALS
(add positive, subtract negative)
+ TAX TOTAL (add-on,
external straight tax version
only)
+ % TOTAL
+ (−) TOTAL
− MERCHANDISE RETURN
− (−) TOTAL
− % TOTAL
+ PREVIOUS GRAND
TOTAL
21