System Balancing Equations; Maintenance; Safety Notice - Sam4s ER-150II Programming & Operation Manual

System Balancing Equations

NET SALES TOTAL = DEPARTMENT TOTALS
GROSS SALES
NEW GRAND TOTAL = TODAY'S GROSS SALES

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.
The socket-outlet shall be installed
near the equipment and shall be easily
+ TAX
− % DISCOUNT TOTAL
− (−) COUPON / MARKDOWN TOTAL
= NET SALES TOTAL
+ REFUNDS
+ (−) COUPON / MARKDOWN TOTAL
+ % DISCOUNTS
+ PREVIOUS GRAND TOTAL

SAFETY NOTICE

accessible.
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