Read Sharp AR-M700 (serv.man22) Service Manual online
: Feb. 6 2004
1
AR-M550/M620/M700 DETAILS OF EACH SECTION 6 - 125
[CIS section]
A. Major parts and signal functions
B. Operational descriptions
(1) Document scan
C. Maintenance and parts replacement
(1) Maintenance list
✕
: Check (Clean, replace, or adjust as necessary.)
❍
: Clean
▲
: Replace
∆
: Adjust
✩
: Lubricate
❏
: Shift position
Code
Signal name
Name
Function/Operation
Type
Note
CIS
CIS
CIS control PWB/CIS unit
Scans document images (back surface) and controls the CIS unit.
1
SCN cnt PWB
CIScnt
PWB
PWB
12V2
24V3
RXD_CCD2
TXD_CCD2
CLK_CCD2
3.3V3
GND
FRM_CCD2
GND
PAGE2
ADD_CCD2
ADD_CCD2
S26B-PHDSS-B
/CISSET
CN10
GND
GND
9
1
20
24
18
7
17
15
10
21
23
5
13
4
19
6
8
12
11
14
2
16
22
3
GY
GY
OR
BL
GY
PL
GY
RD
BR
BR
BR
BR
OR
25
26
26
BL
5V2
3.3V3
9
1
20
24
18
7
17
15
10
21
23
5
13
4
19
6
8
12
11
14
2
16
22
3
25
26
26
RXD_CCD2
TXD_CCD2
CLK_CCD2
FRM_CCD2
PAGE2
ADD_CCD2
ADD_CCD2
RES_CCD2
/CISSET
GY
GY
OR
BL
GY
PL
GY
RD
BR
BR
BR
BR
OR
BL
5V2
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
CN1
B26B-PHDSS
B26B-PHDSS
CN3
SD0
VLED
VDS
SD1
VAS
SD3
LGATE
LD
GND
SD4
SCN
CLK
/LST
DATA
SD5
SD2
SCLK
SD7
SD6
FFC-35Pin
31
18
32
16
14
28
10
6
11
24
17
19
29
13
30
9
4
5
5
7
1
15
2
22
3
20
27
12
21
25
8
23
26
33
34
35
34
35
9604S-35F
2_DATA1+
2_DATA0-
2_DATA0+
2_DATA0-
2_DATA0+
2_DATA1-
2_CLK-
2_CLK+
/2_DBL-
/2_DBL+
2_CLK+
/2_DBL-
/2_DBL+
RES_CCD2
B12B-PHDSS-B
CN2
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
12
11
SD7
SD6
SD5
SD4
SD3
SD2
SD1
SD0
/LST
SCLK
GND
GND
SD6
SD5
SD4
SD3
SD2
SD1
SD0
/LST
SCLK
GND
GND
2_DATA1+
2_DATA1-
2_DATA0-
2_DATA0+
2_CLK-
2_DATA0+
2_CLK-
/2_DBL-
/2_DBL+
/2_DBL+
2_CLK+
5V2
GND
GND
5V2
5V2
12V2
GND
24V3
3.3V3
3.3V3
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
CIS unit
1
CIS unit: The CIS (Contact Image Sensor) unit is the contact type
image scan sensor, and is assembled to the SPF to scan
document images.
document images.
The LED light in the CIS unit is radiated to a document, and
the reflected light is passed through the lens to the photo-
electric conversion elements to form images.
the reflected light is passed through the lens to the photo-
electric conversion elements to form images.
(Pixel: 7196 pixels, resolution: 600dpi)
The CIS and the CCD assembled in the lens unit allow
simultaneous scan of duplex surfaces of a document.
simultaneous scan of duplex surfaces of a document.
AR-M550U/N (PM: 250K)
When
calling
250K 500K 750K 1000K 1250K 1500K 1750K 2000K
Remark
AR-M620U/N, AR-M700U/N
(PM: 300k)
(PM: 300k)
300K 600K 900K 1200K 1500K 1800K 2100K 2400K
Unit name
No.
Part name
SPF
Document feed/
transport
section
transport
section
1
Exposure section (CIS unit)
❍
❍
❍
❍
❍
❍
❍
❍
❍
(Note 1)
Replacement reference: For replacement, refer to each paper feed port counter value.
SPF section : 100K or 1 year
1
1
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