-56-Chassis Block DiagramsPOWERLAMP BALLASTIC001AUDIO-OUTIC5001AUDIO-CONTOLRCRECEIVERPOWER SUPPLYSW901LAMPCOVERSWITCHP.F. CONTROLSP901SPEAKERMUTELAMPDC_ONRCMAINQ6842R/CIC9882INVERTER34ON:HON:HON:HERROR:HP-ON:HP.Fail:LON:H6214Mute On:HMute On:HPower On:HPower On:LL/RVOLUMEPOWER_LEDBLAST_ACBLAST_ACFAN_ERRTEMP_LEDON_33VON_150V34628418411LAMP_DET285201ON_50V269110READY_LEDP_FAIL215FAN_SW1 FAN_SW1185Power On:HLAMP_DC_ON8991CHO_TXDCHO_RXDCHO_TXDCHO_RXDMUTEKEY1295269228KEY2126POW_KEYR/C-PWSCL1/SDA1SCL2/SDA2268214211,294SCL0/SDA0293,212290,208FAN_CON_A30FAN_CON_B128IC301SYSTEM CONTROLQ6843D6833Q037Q6841ON:HLAMP_LED Q6844 D6831D6832LAMP REPLACEWARNINGPOWERIC4891NAND213110IC9882INVERTERK8R K6RK8S 21K8H451K8D K8T3S3.3VQ6861FANCONTROLCIRCUITKEY SWITCHSCL2_5V/SDA2_5V2K8F13S1.8VD_PW ON:H Q6862LAMP_DETON:HFILTER_LED Q6845 D6834 AMFFAN_CON_C373SIRST90DVI_HPD183SIPD474IC8001DVI-RECEIVERDVIWINDS SENS29 K8C 2 S901Winds Velocity Sensor2Q036182 SD ON: HAV_SHUTDOWN345FILTER_COUNT154 K8G 3PRESS_SENS29MOTOR_STEP200 K8NFILTER_DET296 K8E12K18XIC4811PRESSURE_SENSOR IC5541MOTOR DRIVERNJM2671IC 1889HALL SENSORM901MOTORSW903FILTER_SWIC3851G-Sensor127, 216 1, 57READYQ5036System control