
MX-2300/2700 N/G SCANNER SECTION C – 1
MX2700N
Service Manual
[C] SCANNER SECTION
1. Electrical and mechanism relation diagram
Signal
Name
Function/Operation
CLI
Scanner lamp
Illuminates the document. (Xenon lamp)
MHPS
Scanner home position sensor
Detects the home position of the copy lamp unit.
MIM
Scanner motor
Drives the copy lamp unit and the mirror base unit.
No.
Name
Function/Operation
1
Pulley belt
Transmits the scanner motor power to the pulley.
2
Pulley
Drives the scanner drive wire.
3
Scanner drive wire
Transmits the scanner motor power to the copy lamp unit and the mirror base unit.
4
Reflector
Condenses the copy lamp light.
5
No. 2 mirror
Inducts the document image into the No.3 mirror.
6
No. 3 mirror
Inducts the document image into the lens.
7
Lens
Reduces the document image (light), and project it on CCD.
8
CCD PWB
Reads the document image (optical signal) and converts it into the electric signal.
9
Idle gear
Transmits the scanner motor power to the belt.
CN3
501190-4017
CN1
501190-2017
CN148
501190-4017
CN147
501190-2017
CN137
CCD PWB
C
16 17 18 19 20
2 3
38
40
39
35
1
30
15
5 6 7 8
12 13 14
AD_MCLK- AD_BLKCLP
SH_OUT-
AD_RDSI CCD_CLK1-
AGND AGND
TC- TE-
AGND AGND
AGND AGND TC+ TE+
AGND AGND
34
36 37
32 33
CCD_SH
31
AD_CLPIN
26 27 28 29
20 21
24 25
23
/RES_CCDAD CCD_CLK2-
22
AD_SCLK C AD_WRSO
AGND AD_SEN
18 19
A3.3V
CCD_RS- /LVDS_STBY
AGND
15 16 17
CCD_CP-
AGND
A5V AGND AGND
11 12 13 14
7 8 9 10
1 2
AGND AGND A12V
5 6
3 4
AGND
9 10 11
4
AGND AGND
CL CLKP1_OUT-
TB+ TD+ TB- TD- AGND AGND TA+ TCLK+ TA- TCLK- AGND AGND
AGND AGND AGND A12V
CCD_CP-
AGND
A5V AGND AGND
A3.3V
CCD_RS- /LVDS_STBY
AGND
/RES_CCDAD
AD_RDSI CCD_CLK1-
CCD_CLK2- AD_SCLK C AD_WRSO
AGND AGND
AD_CLPIN AD_MCLK- AD_BLKCLP CCD_SH
AGND AGND
CL CLKP1_OUT- SH_OUT-
AGND AGND
24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
C
23
AGND AD_SEN
AGND AGND TC+ TE+ TC- TE- AGND AGND TB+ TD+ TB- TD- AGND AGND TA+ TCLK+
TA- TCLK- AGND AGND
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
1 2 3 4
MiM_A MiM_B MiM_/A MiM_/B
MIM
1
2
3
MHPS
CLI
CN134
3 2 1
1 2 3
MHPS D-GND
5V
MHPS D-GND
5V
CL
INVERTOR
PWB
CN130
1
P-GND P-GND
CL
24VPD 24VPD
5 4 3 2
5
P-GND P-GND
CL
24VPD
1 2 3 4
24VPD
1
2
SCN-CNT PWB
8
4
3
7
5
6
2
9
Содержание MX-2300 G
Страница 62: ...MX 2300 2700 N G ADJUSTMENTS 6 18 E F Yellow C D Magenta A B Cyan ...
Страница 374: ...MX 2300 2700 N G PHOTOCONDUCTOR SECTION i 7 3 6 7 9 8 10 2 5 7 9 1 4 11 ...
Страница 424: ...Memo ...
Страница 425: ...Memo ...