> 1.3.2 | Superscript notation for parameters and values

> Table 1.2: | Symbols used to mark the type of parameters

> Parameter type | Meaning
> <param>(num) | Parameter value must be numeric type
> <param>(str) | Parameter value must be string type

> Table 1.3: | Symbols used to indicate the correlations with other commands

> Parameter option | Meaning
> <param>(&W) | Parameter value will be stored with AT&W
> <param>(&V) | Parameter value will be displayed with AT&V
> <param>(ˆSNFW) | Parameter value will be stored with AT^SNFW
> <param>(+CSCS) | Parameter value has to be (is) coded according to current setting of <chset> (see AT+CSCS for details)

> Table 1.4: | Symbols used to mark different types of default values of parameters

> Value option | Meaning
> [x] | Default value: if the parameter is omitted, the value 'x' will be assumed
> x(&F) | Factory default value, will be restored to 'x' with AT&F
> x(P) | Powerup default value of a parameter which is not stored at power down
> x(D) | Delivery default value of a parameter which cannot be restored automatically