
MX-2300/2700 N/G ELECTRICAL SECTION 11 – 28
T. MFP board section 1/2 (P20)
PHNR-4-H
+
B
U04P-TR-P-H
P
Q
R/P4
8
P
S
CN5
HU5-400PNA-S53T-FA
CN8
USB-B
CN9
U
SB-A
CN26
LAN
C
N18
R
S232C
CN21
CN4
TX25-100P-LT-H1E
CN15
CN17
B4P-VH
B10B-PHDSS-B
9
CD
RXD
TXD
DTR
GND
DSR
RTS
CTS
RI
5
6
7
8
1
2
3
4
USB2.0
(HOST)
USB1.1
(DEVICE)
LAN
RS232C
MFPC
PWB
HDD
MOTHER
PWB
NC
TX+
TX-
CT
NC
1
2
CT
RX+
RX-
5
6
7
8
3
4
5V
D+
D-
GND
1
2
3
4
5V
D+
D-
GND
1
2
3
4
8
12V
HDDFM_PWM
D-GND
HDDFM_LD
HDD
FAN
2
4
6
2
HDDFM_PWM
3
1
12V
4
D-GND
8
4
H
DDFM_LD
1
3
D-GND
2
1
12V
1
4
5
VN
4
5
D-GND
5
8
1
2
3
4
12V
D-GND
D-GND
5VN
12V
5VN
D-GND
D-GND
1
2
3
4
37
38
39
40
33
34
35
36
29
30
31
32
25
26
27
28
21
22
23
24
17
18
19
20
13
14
15
16
9
10
11
12
5
6
7
8
1
2
3
4
IDE_CS0
IDE_CS1
IDE_DASP_N
D-GND
IDE_DA1
IDE_CBLID_N
IDE_DA0
IDE_DA2
IDE_DMACK_N
D-GND
IDE_INTRQ
ICCS10
IDE_DIOR_N
D-GND
IDE_IORDY_N
D-GND
IDE_DMARQ
D-GND
IDE_DIOW_N
D-GND
IED_DD0
IED_DD15
D-GND
KEY
IED_DD2
IED_DD13
IED_DD1
IED_DD14
IED_DD4
IED_DD11
IED_DD3
IED_DD12
IED_DD6
IED_DD9
IED_DD5
IED_DD10
IDE_RST_N
D-GND
IED_DD7
IED_DD8
IDE_CS0
IDE_CS1
IDE_DASP_N
D-GND
IDE_DA1
IDE_CBLID_N
IDE_DA0
IDE_DA2
IDE_DMACK_N
D-GND
IDE_INTRQ
ICCS10
IDE_DIOR_N
D-GND
IDE_IORDY_N
D-GND
IDE_DMARQ
D-GND
IDE_DIOW_N
D-GND
IED_DD0
IED_DD15
D-GND
KEY
IED_DD2
IED_DD13
IED_DD1
IED_DD14
IED_DD4
IED_DD11
IED_DD3
IED_DD12
IED_DD6
IED_DD9
IED_DD5
IED_DD10
IDE_RST_N
D-GND
IED_DD7
IED_DD8
37
38
39
40
33
34
35
36
29
30
31
32
25
26
27
28
21
22
23
24
17
18
19
20
13
14
15
16
9
10
11
12
5
6
7
8
1
2
3
4
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
SC
SCANDATA2-
SC
SCANDATA1-
SC
SCANDATA3-
SCA
SCANCLKOUT-
SC
SCANDATA0-
LCD_DATA0-
LC
LCD_DATA1-
LC
LCD_DATA2-
LC
LCD_CLK-
CH0_N
CH0_P
CH1_N
CH1_P
CH2_N
CH2_P
CLK_N
CLK_P
CH3_N
CH3_P
ECLK_LSU_N
ECLK_LSU_P
31
32
HSYNC_LSU_P
HSYNC_LSU_N
29
30
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
VSYNC_K_N
VSYNC_K_P
VSYNC_C_P
VSYNC_C_N
VSYNC_M_N
VSYNC_M_P
VSYNC_Y_P
VSYNC_Y_N
5VL
5VL
5VL
5VL
5VL
5VL
5VL
5VL
5VL
5VL
RXD_SCN
nCTS_SCN
TXD_SCN
nRTS_SCN
nR
ES_SCN
nR
ES_PCU
RXD_PCU
nCTS_PCU
TXD_PCU
nRTS_PCU
TXD_FAX(D)
TXD_FAX(CS)
RXD_FAX(D)
RXD_FAX(CS)
nR
TS_FAX(D)
nC
TS_FAX(D)
nR
TS_FAX(CS)
nC
TS_FAX(CS)
nR
ES_FAX
nCNCT_FAX
nW
U_
FA
X2
nM
SW_MON2
nP
OF_MFPC
nR
EQ_PIC
nC
LR_PIC
TXD_PIC
RXD_PIC
PWM
nC
NCT_FAN
nRES_PIC
RES_MFP
PWM2
FLVPP
nR
EQ_PIC_INT
nW
U_FAX1
3.3V
3.3V
3.3V
5VO
12V
D-GND
D-GND
D-GND
D-GND
D-GND
D-GND
D-GND
D-GND
D-GND
D-GND
SC
SCANDATA3-
SCA
SCANCLKOUT-
SC
SCANDATA2-
SC
SCANDATA1-
SC
SCANDATA0-
LCD_DATA0-
LC
LCD_DATA1-
LC
LCD_DATA2-
LC
LCD_CLK-
CH0_N
CH0_P
CH1_N
CH1_P
CH2_N
CH2_P
CLK_N
CLK_P
CH3_N
CH3_P
ECLK_LSU_N
ECLK_LSU_P
HSYNC_LSU_P
HSYNC_LSU_N
VSYNC_K_N
VSYNC_K_P
VSYNC_C_P
VSYNC_C_N
VSYNC_M_N
VSYNC_M_P
VSYNC_Y_P
VSYNC_Y_N
5VL
5VL
5VL
5VL
5VL
5VL
5VL
5VL
5VL
5VL
RXD_SCN
nC
TS_SCN
TXD_SCN
nR
TS_SCN
nR
ES
_S
CN
nR
ES
_P
CU
RXD_PCU
nC
TS_PCU
TXD_PCU
nR
TS_PCU
TXD_FAX(D)
TXD_FAX(CS)
RXD_FAX(D)
RXD_FAX(CS)
nR
TS_FAX(D)
nC
TS_FAX(D)
nR
TS_FAX(CS)
nC
TS_FAX(CS)
nR
ES_FAX
nCNCT_FAX
nW
U_FAX2
nM
SW_MON2
nP
OF_MFPC
nR
EQ_PIC
nC
LR
_P
IC
TXD_PIC
RXD_PIC
PWM
nCNCT_FAN
nRES_PIC
RES_MFP
PWM2
FLVPP
nR
EQ_PIC_INT
nW
U_FAX1
3.3V
3.3V
3.3V
5VO
12V
D-GND
D-GND
D-GND
D-GND
D-GND
D-GND
D-GND
D-GND
D-GND
D-GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
87
88
81
82
83
84
100
93
94
95
96
BOARDTO
BOARD
97
98
99
89
90
91
92
85
86
(HDD
POWER
interface
harness)
(HDD
POWER
h
arness)
(HDD
POWER
interface
harness)