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- 76 -Chassis Block DiagramsSERVICEPORTR/C BOARDTH901TH902MAIN BOARDK8NK8R3.3VK6562K6563K8G154,41292445356438,349,252IC401DIGITALGAMMAIC8841TEMP.SENSOR444,35534234522PC101PHOTOCOUPLERRL1951RELAYSWPC103PHOTOCOUPLER66177176Always AvailableAlways AvailablePOWER LEDWARNING LEDREADY LEDLAMP_REP LEDIC4833TX_LAMPRX_LAMPFANCONTROLPOWERCN201IC301CN101K8ALAMP BALLASTCN201K8PK28DK8J54 1 21310123IC801FLASHROMERROR : HredorangegreenredIC4401COLORMANAGERIC301SYSTEM CONTROL IC4801PICPW_RXD/TXDRXD1TXD1KEY_11,21,31253,148,35 KEY_01,02,03IC3801RS232CK8803K8Q3 1 2 LAMP SW BOARDLAMP COVER SWSW8803FAN_CONT3437 FAN_SWFAN_CONT2FAN_CONT165 FAN_CONT0TX_LAMPLAMP_SWBALLAST 0N_SWRX_LAMP79POWER_KEY_SWSTANDBY_SW 181720245 LAMP_LED23 WARNING_LED138 POWER_LED343 STANDBY_LEDPIC_READY_LEDPIC_POWER_LEDWIRELESS_REMOTE246291,386DOOR_CLS139 DOOR_OPN35425POWER_ON_SWD0 - D15A1 - A23S3.3VPWSCL1/SDA1153,258 IC1391EEPROMSCL0/SDA0ECO POWERK19CK7A4R/C RECEIVERIC8001HDMIRECEIVERK8LOpen3.3V = DOOR CLOSEK8811DOOR SW_B BOARDSW88111K8MK8FK8EOpen3.3V = DOOR OPENK8801DOOR SW_A BOARDSW88011LAMP IRISMOTORDOORMOTOR3131PFAIL_DET4145755236IC6551MOTORDRIVERIC8871IC6561MOTORDRIVERM17DOOR_CLSDOOR_OPNDOOR_OPEN_SENS68 THERM2439 THERM_DETECT281 THERM1DOOR_CLOSE_SENSM5VI_REF3 311THERMAL SWSW90285IRIS_PWR_ONIRIS_ERR_OUTPW_PWM2152PW_PWM4249IRIS_ERR_OUT Always AvailableSCL0/SDA0350 PW_POWER_SWPOWER_ON_SWIC4801 STANDBY_SWIC5701IRISCPUIRIS_SENCE1 234IC5731MOTORDRIVE39FILTER_OUT_SENS25734020 FILTER_OPNFILTER_CLSFILTER_OPNFILTER_CLSFILTER_IN_SENS5201DOUBLESPEED I/FFILTER_OUT_SENSFILTER_IN_SENSFILTERMOTORMFILTERSWITCHSW9031113 335 422346 GAMMA_PWR_SW140 PANEL_15_PWR_SWSystem controls |
