See also:

Temperature control dial
Temperature control dial To increase the temperature setting, turn the temperature control dial clockwise. To decrease the temperature setting, turn the dial counterclockwise. Each temperatu ...

Taking a phone call and declining an incoming call
To take a phone call: Press the OFF hook switch0 . To put an incoming call on hold: Press the ON hook switch briefly . To decline an incoming call: Press the ON hook switch for more than 1.5 sec ...

Other markings
The following makings are also placed on the sidewall. ...