e-STUDIO2006/2306/2506/2007/2307/2507/2303A/2303AM/2803AM/2309A/2809A
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OUTLINE OF THE MACHINE
3 - 66
<23LA/23LM/28LM, 23HA/28HA>
Fig. 3-54
Relay OFF circuit
Temperature control circuit
A/D
converter
Center heater lamp (LAMP1)
Fuser roller
Fuser front
thermostat
(THMO2)
Fuser center
thermostat
(THMO1)
Edge
thermistor
(THMS3)
Side
thermistor
(THMS2)
Center
thermistor
(THMS1)
Noise
filter
Main switch
(SW1)
AC line
DC line
Relay
Fuser unit
Relay OFF signal
MAIN board (MAIN)
N
Switching regulator (LVPS)
Front Rear
CPU
Side heater
lamp control signal
Center heater lamp
control signal
ASIC
Center heater lamp
control circuit (TRC1)
Side heater lamp
control circuit (TRC2)
Side heater lamp (LAMP2)
L
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