Read Sharp MX-6240N / MX-7040N (serv.man33) Service Manual online
MX-7040N ELECTRICAL SECTION 14 – 27
N. FAX, USB, HDD, KEYBOARD
1
3
2
4
+12V
P
-G
N
D
1
2
3
4
5
6
7
8
9
1
0
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
B31B-CSRK
P-GND
D-GND
3.3V_F
3.3V_F
nNCT_F
AX
F
AXD_TXD_N
F
AXD_TXD_P
D-GND
5V_off
nRES_F
AX
F
AXD_RXD_N
F
AXD_RXD_P
FAXCS_TXD_P
FAXCS_TXD_N
FAXCS_RXD_P
FAXCS_RXD_N
5V_off
D-GND
3.3V_F
3.3V_F
P-GND
D-GND
nF
AXD_R
TS
D-GND
FL
VPP
5V_A
24V
nF
AXDCS_CTS
nF
AXDCS_R
TS
nF
AXD_CTS
nNCT_F
AX
nRES_F
AX
1
2
3
4
5
6
7
8
9
1
0
11
12
13
14
15
16
17
18
30
29
28
27
26
25
24
23
22
21
20
19
BM30B-SHLDS-G-TFT
CN-3
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
D-GND
32
33
34
35
36
37
38
39
40
CN-7
TX25-40P-8ST
-H1
A-GND
24V
24V
A-GND
150V
ON
CION
MSGMUTE
HS1-
HS2-
CI-
EXHS-
TELID
SON1
SON2
ECON
MR
ON
CI2-
NC
TELID2
NC
3.3V
D-GND
SPK
5VS
D-GND
SI3_RES-
MDM_A
TXD
MDM_ARXD
RGDT
-
MDM_CLK
AFERES-
MDM_ABITCLK
MDM_ASPCLK
BSPCLK
BBITCLK
BRXD
BTXD
HDMUTE-
RHS-
Boardto
Board
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
SI3_RES-
MDM_A
TXD
MDM_ARXD
CN-2
TX24-40R-10ST
-H1
A-GND
A-GND
24V
24V
150V
ON
CION
MSGMUTE
HS1-
HS2-
CI-
EXHS-
SON1
SON2
ECON
MR
ON
TELID
CI2-
NC
TELID2
NC
D-GND
D-GND
D-GND
3.3V
5VS
SPK
MDM_ABITCLK
MDM_ASPCLK
RGDT
-
MDM_CLK
AFERES-
BBITCLK
BSPCLK
BRXD
BTXD
HDMUTE-
RHS-
(NC)
1
3
2
4
5
6
MJ-62J-RD315
L1
L2
NC
NC
NC
NC
1
3
2
4
5
6
NC
NC
T2
R1
T1
R2
MJ-64J-RD315
or
MJ-1
(J
AP
AN)
(EX)
1
3
2
4
5
6
MJ-62J-RD315
L1
L2
NC
NC
NC
NC
MJ-2
1
3
2
4
5
6
CN-1
TX+
RX+
RX-
TX-
D-GND
RHS-
F
AX
MAIN
PWB
TEL
LIU
PWB
SPEAKER
1
2
CN-2
SP-
SP+
S02B-P
ASK-2
1
4
+12V
B4P-VH
SP
1
8
1
8
1
2
3
4
5
6
7
10
8
9
11
12
13
14
15
SA
T
APO
WER
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
2
3
4
5
6
1
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
99
100
91
92
93
94
95
96
97
98
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
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
Boardto
Board
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
2
3
4
5
6
1
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
1
3
2
4
5
6
7
CN-4
6SA
T07P-328B-B5
GND
GND
GND
SA
T
A_TXP
SA
T
A_TXN
SA
T
A_RXN
SA
T
A_RXP
1
3
2
4
CN-5
U
AR27-4K5J00
5V
D-
D+
GND
1
3
2
4
CN-6
UBR23-4K2200
5V
D-
D+
GND
1
3
2
4
5
6
7
8
9
CN-17
CD
RXD
TXD
DTR
GND
DSR
RT
S
CTS
RT
1
3
2
4
5
6
7
8
TRP1+
TRP1-
TRP2+
TRP2-
TRP3+
TRP3-
TRP4+
TRP4-
CN-9
SI-51005-F
DBR30-091F100
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
CN-17
B31B-CSRK
MFP
PWB
D-GND
3.3V_F
3.3V_F
nNCT_F
AX
F
AXD_TXD_N
F
AXD_TXD_P
5V_off
nRES_F
AX
FAXCS_TXD_P
FAXCS_TXD_N
D-GND
F
AXD_RXD_N
F
AXD_RXD_P
D-GND
FAXCS_RXD_P
FAXCS_RXD_N
5V_off
D-GND
nF
AXD_R
TS
D-GND
nF
AXD_CTS
FL
VPP
nF
AXDCS_R
TS
5V_A
nF
AXDCS_CTS
24V
3.3V_F
3.3V_F
D-GND
P-GND
P-GND
USB2.0
(TYPE-A)
USB2.0
(TYPE-B)
LAN
RS232C
2nd
F
AX
UN
(OPTION)
1
2
3
4
5
6
7
SA
T
ASIGNAL
12V
3
.3
V
3.3V
3.3V
12V
12V
1
2
3
4
(NC)
(NC)
(NC)
(NC)
12V
GND
GND
5V
GND
GND
GND
SA
T
A_TXP
SA
T
A_TXN
SA
T
A_RXN
SA
T
A_RXP
HDD
(NC)
(NC)
(NC)
MO
THER
PWB
3
SHIELD3
D3+
D3-
VB
US3
5
4
2
1
6
3
5
4
2
1
6
SHIELD3
D3+
D3-
VB
US3
F-GND
3
5
4
2
1
6
3
5
4
2
1
6
P
ALR-06V
KEYBO
ARD
PWB
P
AP-06V
-S
5
3
4
2
1
6(
N
C
)
D4+
D4-
VB
US4
SHIELD4
CZHR-06V
-S
5
3
4
2
1
SHIELD1
D1+
D1-
VB
US1
B05B-P
ASK-1
P
AP-05V
-S
USB
1
2
3
4
-
USB-A
USB
CONNECT
OR
PWB
(NC)
SHIELD3
D3
+
D3-
VB
US3
F-GND
SHELL
D1+
D1-
VB
US1
IC
Card
North
America:
STANDARD,
Except
North
America:
OPTION
D-GND
3
.3V_F
3.3V_F
F
AXD_TXD_N
F
AXD_TXD_P
5V_off
FAXCS_TXD_P
FAXCS_TXD_N
F
AXD_RXD_N
F
AXD_RXD_P
FAXCS_RXD_P
FAXCS_RXD_N
nF
AXD_R
TS
nF
AXDCS_CTS
nF
AXDCS_R
TS
nF
AXD_CTS
D-GND
5V_off
D-GND
D-GND
FL
VPP
5V_A
24V
3.3V_F
3.3V_F
P-GND
D-GND
SHLDP-30V
-S(B)
31CSR-8PK
P
AP-02V
-S
nF
AX_WUP
nF
AX_WUP
SCN
D-GND
D-GND
LCD_D
A
TA0-
LCD_D
A
TA0+
LCD_D
A
TA1-
LCD_D
A
TA1+
LCD_D
A
TA2-
LCD_D
A
TA2+
LCD_CLK-
LCD_CLK+
LCD_D
A
TA3-
LCD_D
A
TA3+
nLCD_DISP
SCAND
A
TA3+
SCAND
A
TA3-
SCANCLK
OUT+
SCANCLK
OUT
-
SCAND
A
TA2+
SCAND
A
TA2-
SCAND
A
TA1+
SCAND
A
TA1-
SCAND
A
TA0+
SCAND
A
TA0-
D-GND
CH0_N
CH0_P
CH1_N
CH1_P
CH2_N
CH2_P
CLK_N
CLK_P
CH3_N
CH3_P
CH4_N
CH4_P
ECLK_LSU_N
ECLK_LSU_P
HSYNC_LSU_P
HSYNC_LSU_N
VSYNC_K_N
VSYNC_K_P
VSYNC_C_N
VSYNC_C_P
VSYNC_Y_N
VSYNC_Y_P
VSYNC_M_N
VSYNC_M_P
D-GND
D-GND
+5VL
+5VL
+5VL
+5VL
+5VL
+5VL
+5VL
+5VL
D-GND
D-GND
D-GND
D-GND
D-GND
D-GND
RXD_PCU
nRES_PCU
nRES_SCN
nR
TS_SCN
TXD_SCN
nCTS_SCN
RXD_SCN
RXD_PIC
TXD_PIC
nCLR_PIC
nREQ_PIC
nPOF_MFPc
nR
TS_PCU
TXD_PCU
nCTS_PCU
nRES_PIC
nCNCT_F
AN
nREQ_PIC_INT
PWM0
PWM1
PNL_USB_DP
PNL_USB_DN
PICVPPOM
nCTS_F
AX_CS
nR
TS_F
AX_CS
RXD_F
AX_CS
TXD_F
AX_CS
nCTS_F
AX_D
nR
TS_F
AX_D
RXD_F
AX_D
TXD_F
AX_D
nCNCT_F
AX
nRES_F
AX
nWU_F
AX2
INT_TP
3R3V_ECO
LAN_CNT(USB_SEL_SW)
LCDSEL3
LCDSEL2
LCDSEL0_TP_SCL
LCDSEL1_TP_SD
A
3.3V
3.3V
3.3V
USB_VB
US_CTRL
INLNECALIB
DSD
A
TA_3P
DSD
A
TA_3N
DSD
A
TA_2P
DSD
A
TA_2N
DSD
A
TA_1P
DSD
A
TA_1N
DSD
A
TA_0P
DSD
A
TA_0N
DSCLK
OUT_P
DSCLK
OUT_N
D-GND
D-GND
LCD_D
A
TA0-
LCD_D
A
TA0+
LCD_D
A
TA1-
LCD_D
A
TA1+
LCD_D
A
TA2-
LCD_D
A
TA2+
LCD_CLK-
LCD_CLK+
LCD_D
A
TA3-
LCD_D
A
TA3+
nLCD_DISP
SCAND
A
TA3+
SCAND
A
TA3-
SCANCLK
OUT+
SCANCLK
OUT
-
SCAND
A
TA2+
SCAND
A
TA2-
SCAND
A
TA1+
SCAND
A
TA1-
SCAND
A
TA0+
SCAND
A
TA0-
D-GND
CH0_N
CH0_P
CH1_N
CH1_P
CH2_N
CH2_P
CLK_N
CLK_P
CH3_N
CH3_P
CH4_N
CH4_P
ECLK_LSU_N
ECLK_LSU_P
HSYNC_LSU_P
HSYNC_LSU_N
VSYNC_K_N
VSYNC_K_P
VSYNC_C_N
VSYNC_C_P
VSYNC_Y_N
VSYNC_Y_P
VSYNC_M_N
VSYNC_M_P
D-GND
D-GND
DSD
A
TA_3P
DSD
A
TA_3N
DSD
A
TA_2P
DSD
A
TA_2N
DSD
A
TA_1P
DSD
A
TA_1N
DSD
A
TA_0P
DSD
A
TA_0N
DSCLK
OUT_P
DSCLK
OUT_N
99
100
91
92
93
94
95
96
97
98
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
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
+5VL
+5VL
+5VL
+5VL
+5VL
+5VL
+5VL
+5VL
D-GND
D-GND
D-GND
D-GND
D-GND
D-GND
RXD_PCU
nRES_PCU
nRES_SCN
nR
TS_SCN
TXD_SCN
nCTS_SCN
RXD_SCN
RXD_PIC
TXD_PIC
nCLR_PIC
nREQ_PIC
nPOF_MFPc
nR
TS_PCU
TXD_PCU
nCTS_PCU
nRES_PIC
nCNCT_F
AN
nREQ_PIC_INT
PWM0
PWM1
PNL_USB_DP
PNL_USB_DN
PICVPPOM
nCTS_F
AX_CS
nR
TS_F
AX_CS
RXD_F
AX_CS
TXD_F
AX_CS
nCTS_F
AX_D
nR
TS_F
AX_D
RXD_F
AX_D
TXD_F
AX_D
nCNCT_F
AX
nRES_F
AX
nWU_F
AX2
INT_TP
3R3V_ECO
LAN_CNT(USB_SEL_SW)
LCDSEL3
LCDSEL2
LCDSEL0_TP_SCL
LCDSEL1_TP_SD
A
3.3V
3.3V
3.3V
USB_VB
US_CTRL
INLNECALIB
D4+
D4-
VB
US4
D3+
D3-
VB
US3
D1+
D1-
VB
US1
1
2
3
4
5
6
7
1
0
8
9
11
12
13
14
15
DGND1
S
HIELD1
DGND3
SHIELD3
DGND4
SHIELD4
DGND4
DGND3
DGND1
DGND1
DGND3
DGND3
BM15B-GHS-TBT
GHR-15V
-S
VHR-4N
PWM_RSVF
AN
LOCK_RSVF
AN
DGND
DGND
+12V
P
AP-04V
-S
+5VHD
+5VHD
+5VHD
DGND
DGND
DGND
DGND
DGND
DGND
+5VHD
DGND
3
25
4
+5VHD
DGND
4
5
QR/P4-8*C
2
3
6
7
3
2
6
7
(NC)
(NC)
(NC)
(NC)
(NC)
(NC)
(NC)
(NC)
(NC)
(NC)
(NC)
(NC)
4
4
1
2
3
1
2
3
+12V
P
-GND
PWM_RSVF
AN
LOCK_RSVF
AN
HDD
F
AN
B04B-P
ASK-1
1
3
2
4
PWM_RSVF
AN
+12V
P-GND
LOCK_RSVF
AN
MFP
F
AN
SMR-04V
-N
SMP-04V
-NC
44
1
2
3
1
2
3
PWM_RSVF
AN
+12V
P-GND
LOCK_RSVF
AN
1
3
2
4
PWM_RSVF
AN
+12V
P-GND
LOCK_RSVF
AN
SUB
PWR
F
AN
SMP-04V
-NC
CN-1015
CN-1001
CN-1013
CN-1002
CN-1006
CN-1007
CN-1005
B4B-PH-K-S
PHR-4
P
AP-04V
-S
B04B-P
ASK-1
SRA-21T
-4
(NC)
TO
L
IN
E
TO
EXTEL
TO
HAND
SET
(J
AP
ANONL
Y)
J
AP
AN
ONL
Y
:
ST
AND
ARD
TX25-140P-L
T
-H1E
TX24-140R-L
T
-H1E
CN-27
P
AP-06V
-S
SMR-04V
-N
P
ALR-06V
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