Motorola g20 Developer's Manual page 191

AT Commands Reference
at+cpwd?
+CME ERROR: " operation not supported "
at+cpwd="sc","incorrect old password", "new password"
+CME ERROR: "incorrect password"
at+clck="sc",2
+CLCK: 0
OK
at+cpwd="sc","old password","new password"
+CME ERROR: " operation not allowed "
at+cpwd="p2","old password","new password"
OK
at+clck="ai",2
+CLCK: 0,1
+CLCK: 0,2
+CLCK: 0,4
OK
at+clck="ai",1,"correct password"
OK
at+clck="ai",2
+CLCK: 1,1
+CLCK: 1,2
+CLCK: 1,4
OK
at+cpwd="ai","old password","new password"
OK
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