1997 Lexus SC 400 Owners Manual - Page 110

AIR CONDITIONING AND AUDIO The automatic air conditioning automatically maintains the set temperature. This air conditioning features automatic fan speed and air flow control which automatically selects the most suitable fan speed and air flow to control the temperature. The ignition key must be in the "ON" position. You may use manual control to override the automatic settings. 2. Turn the "TEMP" knob until the desired temperature is displayed. The "TEMP" knob is used to set the desired passenger compartment temperature. The temperature of air delivered to the passenger compartment will be controlled automatically according to the setting. The figures on the panel indicate degrees Fahrenheit or Centigrade. SETTING OPERATION - manual control If manual air flow selection is desired - The outlets from which air is delivered can be selected manually by turning the air flow control (MODE) button. The function of each button is as follows: PANEL mode - Directs air flow at face level. BI-LEVEL mode - Directs air flow at face level and at floor level for both front and rear. Except in ventilation, the air to the floor is slightly warmer than air to the face. FLOOR mode - Directs air flow mostly at floor level for both front and rear. FLOOR/WINDSHIELD mode - Directs air flow to the windshield and front side windows as well as floor level for both front and rear. FRONT WINDSHIELD mode - Directs air flow mostly to the windshield and front side windows. When this mode is selected while operating in automatic mode, the air conditioning is set to operate and the OUTSIDE AIR mode is set. 102 (a) Climate control SETTING OPERATION - automatic control 1. Press in the (AUTO) knob. Air flow quantity, switching of the diffusers, on-off of the air conditioning, and switching of the air intake between RECIRCULATED AIR and OUTSIDE AIR are automatically adjusted. The operation status is shown by each indicator. When one of the manual control buttons is depressed while in automatic mode, the operation corresponding to that button depressed is set. Other conditions continue to be adjusted automatically.