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MX-2300/2700 N/G LSU SECTION H – 1
MX2700N
Service Manual
[H] LSU SECTION
1. Electrical and mechanism relation diagram
CN11
B7P-PH-K-S
CN8
CN21
B4P-PH-K-R
S6B-XA
B6B-XA
CN2
B
12B-PHDSS-B
CN7
CN13
CN1
B
34B-PHDSS-B
S20B-PHDSS-B
B20B-PHDSS-B
CN9
CN14
S22B-PHDSS-B
B22B-PHDSS-B
CN4
B
6P-PH-K-S
PS
M
2P
R
CN10
B5P-PH-K-S
1
4
/LSUSS_B
24V3
2
19
20
21
22
12
4V
3
1
2
D-GND
ECLK_LSU_P
ECLK_LSU_N
17
/LSUSS_B
21
22
20
15
17
18
19
4
10
5
16
11
12
13
14
15
16
VSYNC_Y_N
1
20
3
CH0_N
CH0_P
D-GND
19
1
2
14 13
D-GND
CH0_N
D-GND
D-GND
CLCLK_P
CH2_P
CH3_P CH3_N
D-GND
ECLK_LSU_P
ECLK_LSU_N
D-GND
D-GND
HSYNC_LSU_P
HSYNC_LSU_N
D-GND
VSYNC_K_P
VSYNC_K_N
VSYNC_C_P
VSYNC_C_N
6
D-GND
3.3V
D-GND
5VN
24V1
P-GND
1
2
3
4
24V1
5
5
P-GND
6
D-GND
3
5VN
4
D-GND
1
3.3V
2
12
9
2
3
4
LSU PWB
10
11
D-GND
CLCLK_N
CH2_N
20
19
CH1_N
CH1_P
9
5
6
7
8
6
7
8
CLCLK_P
CH3_N
CH3_P
D-GND
CH2_P
D-GND
D-GND
CLCLK_N
D-GND
CH1_N
CH1_P
CH2_N
CH0_P
16
17
18
1
VSYNC_M_N
VSYNC_Y_P
VSYNC_M_P
VSYNC_Y_N
15
16
17
18
11
12
13
14
VSYNC_M_N
VSYNC_M_P
VSYNC_Y_P
2
3
4
5
6
7
8
VSYNC_K_N
VSYNC_K_P
VSYNC_C_P
VSYNC_C_N
n
TRANS_DATA
D-GND
LSUASIC_RST
n
RSV_DAT
JOBEND_INT
LSUTH1
LSUTH2
8
9
10
11
n
TRANS_RST
9
10
4
13
14
15
12
5
6
7
LSUTH2
nR
S
V
_D
A
T
n
TRANS_RST
JOBEND_INT
LSUTH1
nS
C
K
_L
S
U
n
TRANS_DATA
D-GND
LSUASIC_RST
INT5V
D-GND
D-GND
D-GND
1
2
3
D-GND
n
SCK_LSU
INT5V
D-GND
6
5
11
12
LSUTH1
D-GND
LSUTH2
1
6
/START
P-GND
24V1
/BREAK
LDCHK_Y
nL
D
E
R
R
_Y
4
2
/START
P-GND
5
3
POLYCLK
/LOCK
D-GND
Vref_Y
24V1
/BREAK
6
1
POLYCLK
/LOCK
2
3
4
5
3
4
LSUTH1
D-GND
/SH_Y
/ENB_Y
DT_Y-
DT_Y+
LDCHK_M
n
LDERR_M
D-GND
INT5V
DT_M-
DT_M+
D-GND
Vref_M
D-GND
INT5V
/SH_M
/ENB_M
D-GND
Vref_C
LDCHK_C
n
LDERR_C
/SH_C
/ENB_C
DT_C-
DT_C+
26
32
34
33
29
31
30
28
22
21
27
25
18
16
14
20
15
13
17
19
2
8
10
9
5
7
6
4
4
3
2
1
8
7
6
5
D-GND
Vref_Y
LDCHK_Y
n
LDERR_Y
/SH_Y
/ENB_Y
DT_Y-
DT_Y+
10
9
LDCHK_M
n
LDERR_M
2
1
D-GND
INT5V
10
9
8
7
6
5
4
3
DT_M-
DT_M+
D-GND
Vref_M
D-GND
INT5V
/SH_M
/ENB_M
4
3
2
1
8
7
6
5
D-GND
Vref_C
LDCHK_C
n
LDERR_C
/SH_C
/ENB_C
DT_C-
DT_C+
SK_K
n
LDERR_K
D-GND
INT5V
10
9
3
1
D-GND
INT5V
10
9
D-GND
INT5V
/SH_K
/ENB_K
DT_K-
DT_K+
D-GND
Vref_K
2
1
3
1
5
7
6
4
2
8
SK_K
n
LDERR_K
10
9
8
7
6
5
4
3
DT_K-
DT_K+
D-GND
Vref_K
D-GND
INT5V
/SH_K
/ENB_K
5VN
D-GND
nB
D
D-GND
4
3
2
1
1
2
3
4
5VN
D-GND
nB
D
D-GND
MOTHER PWB
PCU
P
WB
D-GND
18
HSYNC_LSU_N
HSYNC_LSU_P
D-GND
PGM
1
LSUSS
2
3
4
6 7
5
14
8
9
11
13
12
9
10
10
10
10
9