Sharp FO-3800M, Руководство по обслуживанию

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(5) PWB
No.
Parts
MODEL Note
Name Function/operation
1 Power PWB Outputs DC power. Drives the heater lamp. The voltage specification differs
depending on the destination.
2 Scanner lamp drive
PWB Controls light quantity of the scanner lamp.
3 LIU PWB Performs send/receive control of the TEL line.
4 ICU PWB Converts print data set from the host and converts it into bit
image data and send to the MCU. Allows connection with two host
computers. Printer models only
5 MCU (PCU) PWB Controls the image process section and the engine section.
6 FAX control PWB Controls the operations relating to FAX. (Sends image data of
the scanner to the LIU PWB. Sends received image data to the
printer engine section. Performs communication control (analysis
of the protocol control and data) for the opponent party.)
7 High voltage power
PWB Outputs the high voltage for the image process section. Controls
the main motor.
8 Operation control PWB Displays the value information. Outputs the key operation signal.
(6) Fuse, thermostat
1)
2)
3)
4)
5)
6)
7)
8)
3)
4)
2) F601
1) F603
FO-3800M
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