Ii unit explanation, Scanner, 1 composition – Konica Minolta CF5001 User Manual

Page 54

CF5001 Ver.1.0 Sep. 2003

SCANNER

2-1

II UNIT EXPLANA

TION

UNIT EXPLANATION

1. SCANNER

1.1

Composition

Symbol

Name

Function or method

[1]

CCD board (CCDB)

Converts an analog signal to a digital signal

[2]

DF reset read switch (RS1)

Detects whether the platen cover or RADF is closed

Magnet sensor type

[3]

CCD unit

Converts the read image optoelectronically (600 dpi)

3 lines (RGB) linear image sensor

[4]

Exposure lamp (L1)

The light source for reading an image

Xenon fluorescent lamp (white)

[5]

Exposure unit

Reads an image

Light source moving slit exposure

• Outgoing: 220 mm/sec (at life-size)

• Backhaul: 802 mm/sec (at life-size)

[6]

V-mirror unit

Reflects the read light (2nd, 3rd mirror)

[7]

Scanner wire

Transfers the driving force from M1 to the exposure unit and the

V-mirror unit (front, back)

[8]

L1 inverter (L1 INVB)

Turns on L1

Scanner motor

Drives the scanner wire for moving the exposure unit and the V-

mirror unit

3-phase stepping motor

Scanner cooling fan

Cools the scanner section (exhaust)

PS1

Scanner HP sensor

Detects the home position for the exposure unit

PS2

APS timing sensor

Detects whether the platen cover or RADF is opened/closed

[3]

[4]

[5]

[6]

[7] [8]

[1]

[2]

PS1 PS2

PS4

PS3

8050ma2001

OACB

SCDB

PRCB

CONT

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