Samsung SCH-370B Owner's Manual page 47

No special call FCN + 0 + lock code + 4 + 4 +
Changing lock code FCN + 0 + current lock code + 3 +
new code + STO
Auto lock FCN + # + lock code +
STO
One-minute beep FCN + 0 + lock code + 5 +
during conversation + STO
Service area change FCN + 0 + lock code + 6 +
alert + STO
Choosing NAM FCN + 0 + lock code + 9 +
+ STO
Setting to send PIN FCN + 0 + lock code + 2 +
+ STO
System reset FCN + 0 + lock code + 0 +
+ STO
92
+ STO
+
93