COMPONENT LAYOUT18 May, 1999
G027 model (G025 model parts are in the same location as G027)
2021 22 23
19
24
18
17
1625
1526
14
G027V519.WMF
No.NameDescription
14Fan MotorBlows hot air out of the machine.
15Control BoardControls the machine.
16Scanner Control BoardControls the scanner components.
(SCB)
17Network Control BoardContains relays and switches to interface the
(NCU)machine with the network and the handset.
18Mechanical ControlControls the printer components.
Board (MCB)
19CCD UnitIncludes the CCD and LED array. The CCD reads
and converts the light reflected from the document
into an analog video signal. The LED array
illuminates the document.
20Power Supply Unit (PSU) Supplies power to the machine.
21Paper RegistrationDetects when leading edge of the copy paper
Sensorreaches the registration area.
22Paper Exit SensorDetects when paper is fed out of the fusing unit
23Interlock SwitchIf the upper cover is open, this interlock switch cuts
the +5VLD power supply for the laser diode and the
+24V power supply for the fan motor, polygonal
mirror motor, main motor, and other components.
24ThermofuseInterrupts the AC power supply to the fusing lamp if
the temperature of the thermostat surface exceeds
250°C.
25Fusing LampFuses the toner to the paper.
26ThermistorMonitors the temperature inside the fusing unit.
1-10 |
ACEC
RICOH
