MX-3114N OPERATIONAL DESCRIPTIONS 13 – 47
Signal name Name Function/Operation
FUFM Fusing cooling fan Cools the fusing section and the paper exit section.
FUM Fusing motor Drives the fusing section.
HL_LM Heater lamp (HL_LM) Heats the fusing roller (B).
HL_UM/US Heater lamp (HL_UM/US) Heats the fusing roller (F1).
HLPCD Fusing pressure detector Detects the fusing pressure state.
PRM Fusing pressure control motor Controls ON/OFF of the fusing roller pressure.
TH_LM_IN Fusing temperature sensor Detects the surface temperature of the fusing roller (B).
TH_UM_IN Fusing temperature sensor (Main) Detects the surface temperature at the center of the fusing belt.
TH_US_IN Fusing temperature sensor (Sub) Detects the suffered temperature at the edge section of the fusing belt.
TS LM Thermostat LM Shuts down the heater lamp (HL_LM) circuit when the fusing section is overheated.
TS UM Thermostat UM Shuts down the heater lamp (HL_UM) circuit when the fusing section is overheated. (Center section)
TS US Thermostat US Shuts down the heater lamp (HL_US) circuit when the fusing section is overheated. (Edge section)
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