Sharp 770SH Declaration Of Conformity page 145

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"
Limit"
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.
144 Call Log
(M 9-7-6)
→ →
"Max Cost" "Set
(M 9-7-3)
→
"Residual Credit"
(M 9-7-4)
→
"Clear Costs"