Sharp ER-A170

Instructions on socket-outlet installation and mains plug disconnection.

Steps to install AA batteries to preserve settings and prevent data loss.

Procedure to reset the register before first-time programming.

Guidelines for safe operation, placement, and cleaning of the cash register.

Explanation of the mode switch settings and their corresponding capabilities.

Meanings of symbols, numbers, and codes shown on the operator display.

Procedures for correctly setting the current date and time.

Steps to program VAT rates for automatic calculation during sales.

Configuring Price Lookups (PLU) and subdepartments for items.

Essential checks before starting daily business operations.

Step-by-step guide for a standard cash sale transaction with change calculation.

Calculating subtotals and handling customer payments before finalizing.

Procedures for completing sales paid by credit card without entering tendered amount.

Steps to finalize sales paid for by check, allowing tendered amount entry.

Handling transactions with multiple payment types, like cash and credit.

Using the minus key for manual item or subtotal discounts.

Using percentage keys for manual item or subtotal adjustments (discounts/premiums).

Handling transactions in foreign currencies with programmed or manual exchange rates.

Procedures for issuing refunds for returned items using refund keys.

Using the clear key (CL) to fix numerical mistakes before finalization.

Using the void key to correct the last entered item or department.

Setting up department parameters like taxability, naming, and entry limits.

Chart to diagnose issues like display errors or paper feeding problems.