Ricoh FW780 Service Manual - Page 388

SERVICE TOOLS Mode No. Hot Roller -7 Temperature Adjustment Pressure Roller -8 Temperature Adjustment Hot Roller/ Pressure Roller Temperature Display -9 Drum Charge Setting -10 Copy Grid Setting -11 Function Change the hot roller temperature setting. Change the pressure roller temperature setting. Displays the hot roller temperature and pressure roller temperature. Even after the SP mode is canceled, the temperature will be displayed during the copy cycle and in standby mode To stop this, turn the main switch off and on. Determines the drum charge voltage. In this mode, the charge corona can be turned on and off using the Copy Media key. Translucent paper = ON Translucent Film = OFF Determines the copy grid voltage. In this mode, the grid voltage can be turned on and off using the Copy Media key. Data 0: Standard -9 ← 0 → 9°C Decrease Increase 0: Standard -9 ← 0 → 9°C Decrease Increase Fu = XXX Pr = XXX Fu: Hot roller temperature Pr: Pressure roller temperature If the hot roller temperature is lower than 80°C (pressure roller temperature is lower than 50°C), "LLL" is displayed. If the hot roller temperature is higher than 220°C (pressure roller temperature is higher than 180°C), "HHH" is displayed. 200: Standard 150 ← 200 → 249 Low High 9: Standard 0 ← 13 → 15 Low High Transfer Corona Voltage Setting Translucent paper = ON Translucent Film = OFF Determines the transfer corona voltage. In this mode, the transfer corona can be turned on and off using the Copy Media key. 80: Standard 40 ← 80 → 120 Low High -12 Translucent paper = ON Translucent Film = OFF To facilitate setting SP modes, when SP#-12 is entered, SP#-13 will be automatically set to (SP#-12's value X 1.5) Transfer Voltage at Determines the transfer corona voltage 120: Standard the Paper's Trailing at the paper trailing edge. Edge In this mode, the transfer corona can -13 be turned on and off using the Copy Media key. 40 ← 120 → 249 Low High Translucent paper = ON Translucent Film = OFF B047/B048 4-14 SM