Changing out the ink ribbon. Replacement part was bought at Staples. Part #11204 Porelon PR42 ink roll for use in Canon, Casio, Total and Sharp ca.
CASIO HR-170RC PLUS #ad - Portable Mini Desktop Printing Calculator. Clock & calendar function, print time & date. Fully-featured, but much smaller than a full-sized desktop printing calculator. Re-print Function, print duplicates. Cost/sell/Margin function. Check & Correct function. Check & correct up to 150 entries, print duplicates, separate Cost/Sell/Margin keys, print after making corrections, print Date & Time or show on display, Grand-total and sub-total keys and much more.Printing calculator features a compact design that stores easily to let you work wherever you need. Two-color ink printer allows you to quickly see both positive and negative numbers to prevent reading errors. 12-digit LCD showcases crisp, sharp numbers for easy viewing. Dual-power operation lets you use plug directly into an outlet or use four AA batteries for on-the-go use. Calculator also includes a grand total key, cost/sell/margin, sign change, tax calculation, decimal selector and more.