Ribao JM-90 Instruction Manual page 10

Value Calculation Function
$ VALUE
This function is to select the denomination of notes to be counted and
check total value after counting notes of the selected denomination.
"$" key:
DNMNT 1→2→5→10→20→50→100→blank(off)
Step 1: Switch to the denomination of notes you are going to count by pressing "$" key.
Step 2: Count notes of the selected denomination.
Step 3: Press "VALUE" key to check the total value when counting stops.
10