Sharp 902SH User Manual page 192

Call Log
Setting the Charge Limit
This function is useful if you wish to make sure you do not exceed a certain charge limit.
→
"Call Log" "Call Costs"
1.
Enter your PIN2 code.
2.
Enter a value.
Checking the Residual Credit
→
"Call Log" "Call Costs"
Resetting All Call Costs
→
"Call Log" "Call Costs"
1.
Enter your PIN2 code.
192
→ →
"Max Cost" "Set Limit"
→
"Residual Credit"
→
"Clear Costs"