Ricoh 780w Lamp exposure , original, +CODES WARNING + ERROR CODES +RESET
AX50-0053, AX500053. B047/B048
Ricoh FW 780w E1 error Lamp Λαμπα φωτισμου, Γνησιο ανταλλακτικο. Toshiba 28, FL26A45G / 107T26W, 9-12 Ohm resistance, 110cm140V/26W 18 AX50 0053 Fluorescent Lamp - 140V/26W (B047/B048) NOT in Stock!
2018-02-03 2016-03-08 AX500093 ===B257/258 AX500093 FLUORESCENT TUBE 2016-03-08 6. TROUBLESHOOTING 6.2 SERVICE CALL CONDITIONS When a service call condition occurs, the Call Service indicator ! and SC codes are displayed. SC Codes E2, E3, E4, E5, E6, E7, E8, E15, E17 and E18 cannot be cleared by simply turning the main switch off and on. For safety reasons, you must set SP38 from “1” to “0” to clear these. C+-c ć... 6.2.1 SC CODE DESCRIPTIONS SC Code E-1: Exposure Lamp Abnormal Definition The light sensor voltage is less than 0.4 volts for 10 seconds. Points to Check • Exposure lamp • Light sensor • FL regulator (CN402-1,2,4, and 5, CN401-1, -2, -3) • Main board (CN103-7, and CN105-A13, -A14, -B17, -B18) SC Code E-2: Fusing Thermofuse Open Definition After turning on the machine, the temperature detected by the hot roller thermistor does not reach 100°C within 4 minutes and 30 seconds. Points to Check • Fusing thermofuse • Hot roller thermistor • AC drive board • Main board (CN102-A3, -B11, -B13, -B14) SC Code E-3: Hot Roller Thermistor Open Definition After turning on the machine, the temperature detected by the hot roller thermistor does not reach 50°C within 3 minutes. Points to Check • Hot roller thermistor • AC drive board • Fusing thermofuse • Main board (CN102-A5, -B11, -B13, -B14) 2016-03-08 SC Code E-3: Hot Roller Thermistor Open Definition After turning on the machine, the temperature detected by the hot roller thermistor does not reach 50°C within 3 minutes. Points to Check • Hot roller thermistor • AC drive board • Fusing thermofuse • Main board (CN102-A5, -B11, -B13, -B14) SERVICE CALL CONDITIONS 11 May, 2001 6-2 SC Code E-4: Hot Roller Thermistor Short Definition The resistance of the hot roller thermistor is less than 0.11 KΩ. Points to Check • Hot roller thermistor • Main board (CN102-A5, -B11, -B13, -B14) SC Code E-5: Pressure Roller Thermistor Open Definition The resistance of the pressure roller thermistor is more than 0.53 MΩ. Points to Check • Pressure roller thermistor • Main board (CN102-A4, -B12, -B13, -B14) SC Code E-6: Pressure Roller Thermistor Short Definition The resistance of the pressure roller thermistor is less than 0.55 KΩ. Points to check • Pressure roller thermistor • Main board (CN102-A4, -B12, -B13, -B14) SC Code E-7: Fusing Overheat Definition The temperature detected by the hot roller thermistor exceeds 250°C. Points to Check • Hot roller thermistor • Fusing thermofuse • AC drive board • Main board (CN102-A1, -B13, -B14) 11 May, 2001 SERVICE CALL CONDITIONS 6-3 Troubleshooting SC Code E-8: Fusing Warm-up Error Definition After turning on the machine, the temperature detected by the hot roller thermistor does not reach the target ready temperature within 12 minutes. Points to Check • Hot roller thermistor • Fusing lamp • Fusing thermofuse • AC drive board • Main board (CN102-A3, -A5, -B11, -B13, -B14) • AC harness SC Code E-9: Toner Density Sensor Abnormal Definition The toner density sensor voltage is less than 0.5 volts or more than 4.5 volts. NOTE: After initializing the developer, this condition cannot be triggered until at least 251 copies are made. Points to Check • Toner density sensor • Flow of the developer at the toner density sensor area • Main board (CN105-A5, -A6, -B25, -B26) SC Code E-10: Main Motor Abnormal Definition The main motor is on, but the main board does not receive a signal from the motor for two seconds. Points to Check • Main motor • Mechanical interference of the main motor drive • Main board (CN103-1, -2) SC Code E-11: Toner Density Sensor Adjustment Error Definition The new developer initialization process cannot adjust the toner density sensor voltage to its standard range (4.1± 0.1 volts). NOTE: After clearing the SP code, the previous data of SP#-30 will continue to be used until the next toner initialization. Points to Check • Toner density sensor • Developer • Flow of the developer at the toner density sensor area • Main board (CN105-A5, -A6, -B25, -B26) SERVICE CALL CONDITIONS 11 May, 2001 6-4 SC Code E-13: Total Counter Abnormal Definition Total counter does not operate. Points to Check • Main board • AC Drive board SC Code E-14: Zero Cross Signal Detection Abnormal Definition The zero cross signal is not detected within 0.5 second of turning on the main switch. Point to Check • Main board • AC Drive board SC Code E-15: Main Switch Abnormal Definition After sending the reset signal, the main switch does not turn off within 0.45 second. Point to check • Main switch • Main board SC Code E-17: Unstable Fusing Temperature Definition While in the copy ready state, the machine detects 3 or more hot roller temperature changes within 60 seconds, or 2 or more within 2 seconds. The change must be greater than 20°C in 1 second. Point to Check • The thermistor is out of position SC Code E-18: Fusing Lamp Continuous Light Definition In the copy ready condition, the fusing lamp turns on at full power continuously for more than 120 seconds while the hot roller is not rotating. - Point to check - • Poor thermistor cable connection • Poor fusing unit connection Ricoh Gestetner DSM745 Xenon Exposure Lamp AX50-0083 AX500083 3035 3045 4045 G2 ebay 70e 0.032020-03-09
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