Composition/Operation; Overall Configuration; Time Chart When The Power Is Turned On - Konica Minolta bizhub 500 Service Manual

Theory of Operation Ver1.0 Feb.2006

COMPOSITION/OPERATION

5. OVERALL CONFIGURATION

5.1

Time chart when the power is turned ON

Item
Normal
Scanner motor
rotation
(M2)
Reverse
rotation
Exposure lamp (L1)
Fusing heater lamp /1 (L2)
Fusing heater lamp /2 (L3)
Fusing motor (M11)
Drum motor (M1)
Developing motor (M3)
Polygon motor (M5)
Laser (LDB)
Paper lift motor /1 (M7)
Upper limit sensor /1 (PS6)
Paper lift motor /2 (M8)
Upper limit sensor /2 (PS13)
[1] Fusing heater lamps /1 (L2) and /2 (L3) turn
ON early
[2] Power switch (SW2) turns ON
[3] Initial communication between the overall
control board (OACB) and the printer control
board (PRCB)
[4] Shading correction
Note
• Each operation varies according to the setting of the software DipSW in the service mode.
• The power is turned ON with DF closed.
• The power is turned ON with the lift plate of the tray down.
[1] [2] [3][4] [5] [6]
[5] Drum motor (M1) turns ON
[6] Dot diameter adjustment starts
[7] The fusing temperature gets to the pre-
scribed temperature to start the preliminary
rotation for fusing
[8] Dot diameter adjustment completed
[9] Warming up completed
5. OVERALL CONFIGURATION
[7] [8]
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[9]
9