See also:

Fuses
Notes Replacing fuses Never attempt to repair a blown fuse and do not replace a defective fuse with a substitute of another color or amperage rating; this could lead to a circuit overload, ultim ...

Supplementary text messages
Addition information, such as on the cause of a fault or the required action, can be called up via Check Control. In urgent cases, this information will be shown as soon as the corresponding la ...

DTMF suffix dialing
DTMF suffix dialing can be used for gaining access to network services or for controlling devices, e.g., to make a remote inquiry of an answering machine. The DTMF code is needed for this purp ...