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A/C SWITCH COMPENSATION The auto amplifier alters the air mix door position and air flow volume according to a signal emitted from the YHA297 A/C control panel PTC In-vehicle sensor Ambient sensor Sunload sensor Sunload compensation Auto amplifier Air mix door position arith- Output signal pro- Air mix door PBR A/C control panel KHA115 Air mix door opening ratio (%) 100 15 0 Air mix door position arithmetic value 0 100 (%) SYSTEM DESCRIPTION AUTO Control System Auto Amplifier (Auto amp.) (Cont’d) HA-89 |