
MX-3114N OPERATIONAL DESCRIPTIONS 13 – 2
2. Scanner section
A. Electrical and mechanism relation diagram
Signal name
Name
Function/Operation
CL_ON
Scanner lamp
Radiates light onto a document for the CCD to scan the document image.
MHPS
Scanner home position sensor
Detects the scanner home position.
MIM
Scan motor
Drives the scanner unit. (scan, return operations)
No.
Name
Function/Operation
1
CCD PWB
Scans document images and performs A/D conversion of the scanning signal.
2
SCU PWB
Controls the scanner and the operation section.
3
Scanner lamp drive PWB
Drives the scanner lamp
4
Lens
Reduces a document image (light) and project it to the CCD.
5
1st mirror
Leads a document image to the lens.
6
2nd mirror
7
3rd mirror
8
Reflector
Converges the scanner lamp lights and radiates onto the document.
#,?/.
-(03
-)-
""0(+3
#.
#.
""0(+3
3#.#.407"
,%$$2607"
(23
&83336
#.
'.$
'.$
'.$
'.$
'.$
'.$
'.$
#.!&%?3$
'.$
'.$
'.$
!&%?3#,+
!&%?3$4
!&%?#3
'.$
N2%3?##$
!$
!6
!6
!6
!6
!6
'.$
!6
!6
!6
!6
!6
'.$
#.4
!
0
#.4
!
.
'.$
'.$
!6
#.4#,+.
#.4#,+0
'.$
#.4#0
#.4#.
'.$
#.4"0
#.4".
'.$
-(03
60$
-)-?"
-)-?!
-)-?"
-)-?!
#0"&
#.
'.$
'.$
,!-0
60$
60$
!0"
#.
'.$
'.$
,!-0
60$
60$
""0(+3
)$2
6
6
)$2
6
)$2
6
)$2
6
)$2
6
)$2
6
%(2
-(03
$'.$
6
""0(+3
)$2
6
6
)$2
6
)$2
6
)$2
6
)$2
6
)$2
6
#.
&(336
(23
'.$
!&%?3#,+
!&%?3$4
#.!&%?3$/
N2%3?##
$!
$
!&%?#3
'.$
!6
!6
!6
!6
!6
!6
'.$
!6
!6
!6
'.$
!6
!6
'.$
#.4
!
0
#.4
!
.
#.4#0
#.4#.
#.4"0
#.4".
'.$
#.4#,+0
#.4#,+.
'.$
'.$
'.$
3#.#.43%
'.$
3#.#.43%
#.4%0
#.4%.
'.$
#.4$0
#.4$.
""0(3-4"
-)-?"
-)-?!
-)-?"
-)-?!
230&
$2)6%207"
""0($33
""0($33
#.
#.
3023
60$
300$
33%,/
3073
322#
34-03
3/#$
30%$
30&-/
3%,#?
3%,"?
3%,!?
3223
3023
30-/
30-"
30-"
30-!
30-!
30&-/
30&-"
30&-"
30&-!
30&-!
60$
300$
300$
33%,/
3073
322#
34-03
300$
300$
300$
300$
'.$
'.$
60$
60$
6
6
'.$
'.$
""0($33
#.!
'.$
'.$
6
/
6"
6
6
6
6
'.$
'.$
.#
.#
.#
.#
.#
.#
300$
.#
30&-!
30&-!
30&-"
30&-"
30&-/
305-!
305-!
305-"
305-"
305-/
3%,!
3%,"
3%,#
30&#
30%$
3/#$
6"
6
""0(+3
#.)
.#
6
6
.#
'.$
3#.#.43%
'.$
3#.#.43%
#.4%0
#.4%.
'.$
#.4$0
#.4$.
'.$
'.$
'.$
'.$
'.$
'.$
'.$
'.$
'.$