DOWNLOAD Sharp MX-6500N / MX-7500N (serv.man30) Service Manual ↓ Size: 10.27 MB | Pages: 127 in PDF or view online for FREE

Model
MX-6500N MX-7500N (serv.man30)
Pages
127
Size
10.27 MB
Type
PDF
Document
Service Manual
Brand
Device
Copying Equipment / Circuit Diagram
File
mx-6500n-mx-7500n-sm30.pdf
Date
PREV: Sharp MX-6500N / MX-7500N (serv.man29) Service Manual

Sharp MX-6500N / MX-7500N (serv.man30) Service Manual ▷ View online

MX-7500N  CIRCUIT DIAGRAM AND PARTS LAYOUT / 回路図 と 部品配置図  2 –  79
5
5
4
4
3
3
D
C
B
A
R2_SCN_DAT_R6
R2_SCN_DAT_R7
R2_SCN_DAT_R2
R2_SCN_DAT_B7
R2_SCN_DAT_B2
R2_SCN_DAT_B0
R2_SCN_DAT_B4
R2_SCN_DAT_B1
R2_SCN_DAT_B5
R2_SCN_DAT_B6
R2_SCN_DAT_R0
R2_SCN_DAT_R3
R2_SCN_DAT_R4
R2_SCN_DAT_R5
R2_SCN_DAT_G7
R2_SCN_DAT_G6
R2_SCN_DAT_G3
R2_SCN_DAT_R1
R2_SCN_DAT_G5
R2_SCN_DAT_G0
R2_SCN_DAT_G4
R2_SCN_DAT_G2
R2_SCN_DAT_G1
R2_SCN_DAT_B3
R1_SCN_DAT_B7
R1_SCN_DAT_R3
R1_SCN_DAT_G5
R1_SCN_DAT_R0
R1_SCN_DAT_B2
R1_SCN_DAT_R6
R1_SCN_DAT_R4
R1_SCN_DAT_G0
R1_SCN_DAT_G4
R1_SCN_DAT_R1
R1_SCN_DAT_B0
R1_SCN_DAT_B4
R1_SCN_DAT_B1
R1_SCN_DAT_R7
R1_SCN_DAT_R5
R1_SCN_DAT_B5
R1_SCN_DAT_B6
R1_SCN_DAT_G2
R1_SCN_DAT_G1
R1_SCN_DAT_R2
R1_SCN_DAT_G7
R1_SCN_DAT_G3
R1_SCN_DAT_B3
R1_SCN_DAT_G6
DGND
RS_3R3V_ECO
DGND
RS_3R3V_ECO
DGND
DGND
DGND
DGND
RS_3R3V_ECO
3R3V_EC_FPD1
RS_3R3V_ECO
DGND
DGND
DGND
DGND
DGND
DGND
RS_3R3V_ECO
3R3V_EC_FPD2
RS_3R3V_ECO
RS_3R3V_ECO
RS_3R3V_ECO
R2_SCN_DAT_B[7:0]
{30}
R2_SCN_DAT_R[7:0]
{30}
R2_SCN_HSYNC
{30}
R2_SCN_LINGT
{30}
R2_SCN_DAT_G[7:0]
{30}
R2_SCN_DOTGT
{30}
R2_SCN_SSYNC
{30}
R2_SCN_CLK
{34}
R1_SCN_SSYNC
{18}
R1_SCN_HSYNC
{18}
R1_SCN_LINGT
{18}
R1_SCN_DAT_B[7:0]
{18}
R1_SCN_DAT_R[7:0]
{18}
R1_SCN_DAT_G[7:0]
{18}
R1_SCN_DOTGT
{18}
R1_SCN_CLK
{19}
C368
0.1uF(B:10V)
C368
0.1uF(B:10V)
CP877
CP877
CP785
CP785
CP948
CP948
CP860
CP860
CP769
CP769
CP1003
CP1003
CP1012
CP1012
R1119
33J
R1119
33J
CP871
CP871
C893
0.1uF(B:10V)
C893
0.1uF(B:10V)
CP771
CP771
CP947
CP947
R1062
33J
R1062
33J
CP864
CP864
CP767
CP767
CP766
CP766
CP776
CP776
C1277
0.01uF(B:25V)
C1277
0.01uF(B:25V)
C892
0.01uF(B:25V)
C892
0.01uF(B:25V)
CP955
CP955
CP951
CP951
R1157
33J
R1157
33J
CP868
CP868
R48
100J
R48
100J
CP958
CP958
CP949
CP949
CP945
CP945
C1039
0.01uF(B:25V)
C1039
0.01uF(B:25V)
C332
0.1uF(B:10V)
C332
0.1uF(B:10V)
C1040
0.1uF(B:10V)
C1040
0.1uF(B:10V)
CP765
CP765
CP957
CP957
CP863
CP863
CP876
CP876
C330
0.1uF(B:10V)
C330
0.1uF(B:10V)
R555
100J
R555
100J
CP870
CP870
IC50
DS90CF386MTD/NOPB
IC50
DS90CF386MTD/NOPB
Vcc
40
RxOUT5
34
RxOUT6
35
RxOUT7
37
GND
36
RxOUT8
38
RxOUT9
39
RxOUT10
41
Vcc
48
RxOUT11
42
RxOUT12
43
RxOUT13
45
GND
44
RxOUT14
46
RxOUT15
47
RxOUT16
49
Vcc
31
RxOUT17
50
RxOUT18
51
RxOUT19
53
GND
52
RxOUT20
54
RxOUT21
55
RxOUT22
1
RxIN0-
9
RxIN0+
10
RxIN1-
11
RxIN1+
12
LVDS Vcc
13
LVDS GND
14
RxIN2-
15
RxIN2+
16
RxCLKIN-
17
RxCLKIN+
18
RxIN3-
19
RxIN3+
20
LVDS GND
21
PLL GND
22
PLL Vcc
23
PLL GND
24
PWR DWN
25
RxCLKOUT
26
RxOUT26
6
GND
28
RxOUT25
5
RxOUT24
3
Vcc
56
RxOUT23
2
LVDS GND
8
RxOUT27
7
RxOUT0
27
RxOUT1
29
GND
4
RxOUT2
30
RxOUT3
32
RxOUT4
33
CP1010
CP1010
CP946
CP946
C1171
0.1uF(B:10V)
C1171
0.1uF(B:10V)
CP1007
CP1007
R487
100J
R487
100J
CP784
CP784
CP770
CP770
R1159
33J
R1159
33J
CP1006
CP1006
CP952
CP952
CP782
CP782
CP718
CP718
CP768
CP768
CP875
CP875
CP1008
CP1008
R1118
33J
R1118
33J
CP862
CP862
CP1004
CP1004
C331
0.1uF(B:10V)
C331
0.1uF(B:10V)
R488
100J
R488
100J
CP865
CP865
C1279
0.1uF(B:10V)
C1279
0.1uF(B:10V)
C1041
0.1uF(B:10V)
C1041
0.1uF(B:10V)
CP780
CP780
C1169
0.01uF(B:25V)
C1169
0.01uF(B:25V)
CP873
CP873
C350
0.1uF(B:10V)
C350
0.1uF(B:10V)
CP1013
CP1013
R529
100J
R529
100J
CP779
CP779
CP773
CP773
R1158
33J
R1158
33J
IC44
DS90CF386MTD/NOPB
IC44
DS90CF386MTD/NOPB
Vcc
40
RxOUT5
34
RxOUT6
35
RxOUT7
37
GND
36
RxOUT8
38
RxOUT9
39
RxOUT10
41
Vcc
48
RxOUT11
42
RxOUT12
43
RxOUT13
45
GND
44
RxOUT14
46
RxOUT15
47
RxOUT16
49
Vcc
31
RxOUT17
50
RxOUT18
51
RxOUT19
53
GND
52
RxOUT20
54
RxOUT21
55
RxOUT22
1
RxIN0-
9
RxIN0+
10
RxIN1-
11
RxIN1+
12
LVDS Vcc
13
LVDS GND
14
RxIN2-
15
RxIN2+
16
RxCLKIN-
17
RxCLKIN+
18
RxIN3-
19
RxIN3+
20
LVDS GND
21
PLL GND
22
PLL Vcc
23
PLL GND
24
PWR DWN
25
RxCLKOUT
26
RxOUT26
6
GND
28
RxOUT25
5
RxOUT24
3
Vcc
56
RxOUT23
2
LVDS GND
8
RxOUT27
7
RxOUT0
27
RxOUT1
29
GND
4
RxOUT2
30
RxOUT3
32
RxOUT4
33
CP867
CP867
CP1001
CP1001
C351
0.1uF(B:10V)
C351
0.1uF(B:10V)
R1099
10J
R1099
10J
CP859
CP859
CP1000
CP1000
C1278
0.1uF(B:10V)
C1278
0.1uF(B:10V)
CP775
CP775
CP874
CP874
CP778
CP778
CP872
CP872
CP956
CP956
CP1005
CP1005
C1170
0.1uF(B:10V)
C1170
0.1uF(B:10V)
CP962
CP962
R484
33J
R484
33J
R1061
1J(1608)
R1061
1J(1608)
C1172
0.1uF(B:10V)
C1172
0.1uF(B:10V)
CP866
CP866
CP869
CP869
CP774
CP774
CP959
CP959
R1060
33J
R1060
33J
CP953
CP953
CP772
CP772
R557
100J
R557
100J
CP781
CP781
CP777
CP777
R556
100J
R556
100J
CP1002
CP1002
CP960
CP960
CP954
CP954
CP961
CP961
CP950
CP950
R528
33J
R528
33J
CP783
CP783
R1117
1J(1608)
R1117
1J(1608)
R554
100J
R554
100J
MX-7500N  CIRCUIT DIAGRAM AND PARTS LAYOUT / 回路図 と 部品配置図  2 –  80
2
2
1
1
D
C
B
A
TP_INT_N
NPOF_MFPC
NREQ_PIC_INT
R2_SCANDATA3+
R2_SCANDATA1+
R2_SCANCLKOUT-
R2_SCANCLKOUT+
R2_SCANDATA0-
R2_SCANDATA3-
R2_SCANDATA1-
R2_SCANDATA2+
R2_SCANDATA2-
R2_SCANDATA0+
LCDSEL3
LCDSEL2
NCNCT_FAX1
NPOF_MFPC
NCNCT_FAX1
W OLAN_ON
NFAN_CNCT
NFAN_CNCT
NREQ_PIC_INT
R1_SCANDATA3+
R1_SCANCLKOUT+
R1_SCANDATA0-
R1_SCANCLKOUT-
R1_SCANDATA1+
R1_SCANDATA3-
R1_SCANDATA2-
R1_SCANDATA2+
R1_SCANDATA1-
R1_SCANDATA0+
LCDSEL2
LCDSEL3
LVDS_R_BKLCTL
RS_3R3V_ECO
24V_FAX
DGND
R1_3R3V_ON
3R3V_FAX
RS_3R3V_ECO
5V0_FAX_IN
5V_IN
DGND
DGND
R1B_I2C_TP_INT_N
{11}
FAX23_W U_OC_N
{40,41,43}
PNL_USB_DN
{49}
PNL_USB_DP
{49}
R1C_GPO_PIC12VON
{19}
RES_PCU_N
{43}
TXD_SCN
{43}
RTS_SCN_N
{43}
RES_SCN_N
{43}
TXD_PCU
{43}
RTS_PCU_N
{43}
RXD_SCN
{43}
CTS_SCN_N
{43}
RXD_PCU
{43}
CTS_PCU_N
{43}
CLR_PIC_N
{43}
TXD_PIC
{43}
REQ_PIC_N
{43}
RXD_PIC
{43}
PIC_UPDATE
{11}
TXD_FAX1_D {43}
TXD_FAX1_CS {43}
RXD_FAX1_CS {43}
RXD_FAX1_D {43}
RTS_FAX1_CS {43}
RST_FAX1_N {43}
RTS_FAX1_D {43}
CTS_FAX1_CS {43}
CTS_FAX1_D {43}
LSU_DATA0-
{30}
LSU_DATA0+
{30}
LSU_DATA1-
{30}
LSU_DATA1+
{30}
LSU_DATA2-
{30}
LSU_DATA2+
{30}
LSU_CLK+
{30}
LSU_CLK-
{30}
LSU_DATA3-
{30}
LSU_DATA3+
{30}
LSU_DATA4-
{30}
LSU_DATA4+
{30}
PLD_R1_LCDSEL2
{13}
R1C_FAX1_CNCT_N
{19}
ARM9_OFF_N
{3,10}
R1B_POF_N
{11}
EFI_C_RDY
{13}
FAN_CNCT_SUB
{11}
ECLK_LSU_N
{30}
ECLK_LSU_P
{30}
HSYNC_LSU_P
{30}
HSYNC_LSU_N
{30}
VSYNC_K_N
{30}
VSYNC_K_P
{30}
VSYNC_C_P
{30}
VSYNC_C_N
{30}
VSYNC_M_N
{30}
VSYNC_M_P
{30}
VSYNC_Y_P
{30}
VSYNC_Y_N
{30}
RST_PIC_N
{43}
R1B_GPO_PW M0
{11}
R1B_GPO_PW M1
{11}
PLD_GPI_FAN_CNCT_N
{13}
PLD_S1VBUS_STOP
{13}
R1C_REQ_PIC_INT_N
{19}
EFI_ENABLE_N
{24}
LVDS_R_SCL
{56}
LVDS_R_SDA
{56}
LVDS_A_DATAP0
{45}
LVDS_A_DATAP1
{45}
LVDS_A_DATAP2
{45}
LVDS_A_DATAN0
{45}
LVDS_A_DATAN1
{45}
LVDS_A_DATAN2
{45}
LVDS_CLKN
{45}
LVDS_CLKP
{45}
LVDS_VDDEN_N
{45}
LVDS_BKLCTL
{45}
LVDS_BKLTEN
{45}
NSCU_RES_REQ
{43}
PNV_LCDSEL0
{51}
LCD_DISP_N
{13}
40
59
40
59
40
59
CP764
CP764
R984
0J
R984
0J
R1286
X_0J
R1286
X_0J
CP604
CP604
R443
100J
R443
100J
R986
10KJ
R986
10KJ
R445
1KJ
R445
1KJ
+
C283
X_120uF/10V(PXA/H70)
+
C283
X_120uF/10V(PXA/H70)
R531
1KJ
R531
1KJ
CP605
CP605
CP717
CP717
R486
100J
R486
100J
R446
47KJ
R446
47KJ
R1287
X_0J
R1287
X_0J
R534
1KJ
R534
1KJ
CP861
CP861
R535
1KJ
R535
1KJ
CP1059
CP1059
+
C228
120uF/10V(PXA/H70)
+
C228
120uF/10V(PXA/H70)
R983
10KJ
R983
10KJ
CP656
CP656
R530
1KJ
R530
1KJ
CP944
CP944
CP603
CP603
R1371
X_2.2KJ
R1371
X_2.2KJ
R553
100J
R553
100J
R444
100J
R444
100J
R485
100J
R485
100J
R985
X_0J
R985
X_0J
R532
2.2KJ
R532
2.2KJ
TX24-140R-LT-H1E
CN27
TX24-140R-LT-H1E
CN27
DGND
1
LCD_DATA0-
2
LCD_DATA0+
3
LCD_DATA1-
4
LCD_DATA1+
5
LCD_DATA2-
6
LCD_DATA2+
7
LCD_CLK-
8
LCD_CLK+
9
Reserve
10
NSCU_RES_REQ
11
NLCD_DISP(OC)
12
DGND
13
SCAN_DATA3+
14
SCAN_DATA3-
15
SCAN_CLKOUT+
16
SCAN_CLKOUT-
17
SCAN_DATA2+
18
SCAN_DATA2-
19
SCAN_DATA1+
20
SCAN_DATA1-
21
SCAN_DATA0+
22
SCAN_DATA0-
23
DGND
24
SCAN_DS_DATA3+
25
SCAN_DS_DATA3-
26
SCAN_DS_CLKOUT+
27
SCAN_DS_CLKOUT-
28
SCAN_DS_DATA2+
29
SCAN_DS_DATA2-
30
SCAN_DS_DATA1+
31
SCAN_DS_DATA1-
32
SCAN_DS_DATA0+
33
SCAN_DS_DATA0-
34
DGND
35
CH0_N
36
CH0_P
37
CH1_N
38
CH1_P
39
CH2_N
40
CH2_P
41
CLK_N
42
CLK_P
43
CH3_N
44
CH3_P
45
CH4_N
46
CH4_P
47
ECLK_LSU_N
48
ECLK_LSU_P
49
HSYNC_LSU_P
50
HSYNC_LSU_N
51
VSYNC_K_N
52
VSYNC_K_P
53
VSYNC_C_P
54
VSYNC_C_N
55
VSYNC_M_N
56
VSYNC_M_P
57
VSYNC_Y_P
58
VSYNC_Y_N
59
DGND
60
+5VL
61
+5VL
62
+5VL
63
+5VL
64
+5VL
65
+5VL
66
+5VL
67
+5VL
68
DGND
69
DGND
70
DGND
71
USB_DN_OUT
72
USB_DP_OUT
73
DGND
74
DGND
75
DGND
76
PICVPPON
77
RXD_SCN
78
NCTS_SCN
79
TXD_SCN
80
NRTS_SCN
81
NRES_SCN
82
NRES_PCU
83
RXD_PCU
84
NCTS_PCU
85
TXD_PCU
86
NRTS_PCU
87
NPOF_MFPC
88
NREQ_PIC
89
NCLR_PIC
90
TXD_PIC
91
RXD_PIC
92
PWM0
93
FAN_CNCT
94
NRST_PIC
95
VBUS_STOP
96
PWM1
97
NREQ_PIC_INT
98
FAX1D_TXD
99
FAX1D_RXD
100
FAX1D_RTS
101
FAX1D_CTS
102
FAX1CS_TXD
103
FAX1CS_RXD
104
FAX1CS_RTS
105
FAX1CS_CTS
106
RES_FAX1
107
NCNCT_FAX1
108
NWU_FAX2
109
NTP_INT
110
3.3VECO_MFP_OUT
111
EFI_ENABLE_N
112
WOLAN_ON
113
FAN_CNCT_SUB
114
PIC_UPDATE
115
LCDSEL0_TP_SCL
116
LCDSEL1_TP_SDA
117
3.3V_FAX
118
3.3V_FAX
119
3.3V_FAX
120
5V0_FAX
121
DGND
122
DGND
123
DGND
124
DGND
125
DGND
126
DGND
127
DGND
128
DGND
129
DGND
130
+5VL
131
+5VL
132
+5VL
133
+5VL
134
+5VL
135
+5VL
136
+5VL
137
+5VL
138
DGND
139
24V_FAX
140
R1288
D_0J
R1288
D_0J
CP858
CP858
R533
1KJ
R533
1KJ
R987
0J
R987
0J
554
00J
554
00J
R988
X_0J
R988
X_0J
MX-7500N  CIRCUIT DIAGRAM AND PARTS LAYOUT / 回路図 と 部品配置図  2 –  81
5
5
4
4
3
3
D
C
B
A
R1C_RTC_INTB_D
CLR_
R1C_RTC_INTB_D
/RST_FAX1
/RES_PCU
/RES_SCN
/RTS_SCN
/TXD_SCN
RXD_FAX1D_R
RXD_FAX1CS_R
/RTS_FAX1CS
HRTS2_FAX1CSNN
HRTS1_FAX1DNN
/TXD_PIC
/RST_PIC
TXD_FAX1D_R
TXD_FAX1CS_R
CLR_PIC_RET_N
/TXD_PCU
/RTS_PCU
/RTS_FAX1_D
RS_3R3V_ECO
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
RS_3R3V_ECO
RS_3R3V_ECO
DGND
R1_3R3V_ON
DGND
DGND
R1_3R3V_ON
5V0_FAX_IN
R1_3R3V_ON
5V0_FAX_IN
DGND
DGND
5V0_FAX_IN
R1B_RTS_SCN
{11}
R1B_TXD_SCN
{11}
PLD_PCU_RST
{13}
R1B_TXD_PCU
{11}
R1B_RTS_PCU
{11}
R1C_CLR_PIC
{19}
R1C_TXD_PIC
{19}
R1C_GPO_RES_PIC
{19}
PLD_SCU_RST
{13}
RST_PIC_N
{42}
RTS_FAX1_CS {42}
TXD_PIC
{42}
TXD_SCN
{42}
RES_SCN_N
{42}
RTS_SCN_N
{42}
RES_PCU_N
{42}
TXD_PCU
{42}
RTS_PCU_N
{42}
RTS_FAX1_D {42}
CLR_PIC_N
{42}
TXD_FAX1_D {
TXD_FAX1_CS
R1C_FAX123_W U_N
{19}
RXD_FAX1_D
{42}
RXD_FAX1_CS
{42}
CTS_FAX1_D
{42}
CTS_FAX1_CS
{42}
R1B_TXD_FAX1CS
{11}
R1B_TXD_FAX1D
{11}
RST_FAX1_N {42}
R1C_GPO_RST_FAX1
{19}
FAX23_W U_OC_N
{40,41,42}
R1C_RTC_INTB
{19,38}
R1B_RXD_FAX1D
{11}
R1B_RXD_FAX1CS
{11}
R1B_CTS_FAX1CS
{11}
R1B_CTS_FAX1D
{11}
C688
0.1uF(B:10V)
C688
0.1uF(B:10V)
R908
100KJ
R908
100KJ
C685
0.1uF(B:10V)
C685
0.1uF(B:10V)
CP519
CP519
CP505
CP505
CP571
CP571
R293
1KJ
R293
1KJ
CP435
CP435
CP496
CP496
D16
DAP202UMTL
D16
DAP202UMTL
A
K1
K2
D
S
G
1
2
3
Q25
2SK3018
D
S
G
1
2
3
Q25
2SK3018
CP432
CP432
CP1207
CP1207
CP577
CP577
BR3
33Jx4
BR3
33Jx4
8
1
7
2
6
3
5
4
R294
33J
R294
33J
R297
33J
R297
33J
D17
DAP202UMTL
D17
DAP202UMTL
A
K1
K2
D42
DAP202UMTL
D42
DAP202UMTL
A
K1
K2
R291
1KJ
R291
1KJ
CP499
CP499
CP1205
CP1205
CP568
CP568
D4
DAP202UMTL
D4
DAP202UMTL
A
K1
K2
CP569
CP569
CP567
CP567
R298
33J
R298
33J
CP442
CP442
CP426
CP426
R292
1KJ
R292
1KJ
C241
470pF(B:50V)
C241
470pF(B:50V)
R907
X_4.7KJ
R907
X_4.7KJ
CP428
CP428
R296
47KJ
R296
47KJ
R289
33J
R289
33J
R253
X_4.7KJ
R253
X_4.7KJ
D14
DAP202UMTL
D14
DAP202UMTL
A
K1
K2
CP574
CP574
CP578
CP578
IC74C
74LVC14APW
IC74C
74LVC14APW
5
6
14
7
IC70
74LVC244APW
IC70
74LVC244APW
VCC
20
1A1
2
1A2
4
1A3
6
1A4
8
2A1
11
2A2
13
2A3
15
2A4
17
1G
1
2G
19
GND
10
1Y1
18
1Y2
16
1Y3
14
1Y4
12
2Y1
9
2Y2
7
2Y3
5
2Y4
3
CP429
CP429
CP497
CP497
CP495
CP495
IC72
KID65503F-EL/P
IC72
KID65503F-EL/P
1B
1
2B
2
3B
3
4B
4
5B
5
6B
6
7B
7
G
8
NC
9
1C
16
2C
15
3C
14
4C
13
5C
12
6C
11
7C
10
R254
X_0J
R254
X_0J
R1334
47J
R1334
47J
CP500
CP500
CP441
CP441
BR4
33Jx4
BR4
33Jx4
8
1
7
2
6
3
5
4
CP440
CP440
D15
DAP202UMTL
D15
DAP202UMTL
A
K1
K2
CP1213
CP1213
R941
33J
R941
33J
CP501
CP501
CP431
CP431
IC74D
74LVC14APW
IC74D
74LVC14APW
9
8
14
7
CP579
CP579
10K
47K
Q24
X_DTC014YUB
10K
47K
Q24
X_DTC014YUB
E
B
C
CP1206
CP1206
CP427
CP427
R288
33J
R288
33J
CP430
CP430
CP575
CP575
R299
X_47KJ
R299
X_47KJ
D43
DAP202UMTL
D43
DAP202UMTL
A
K1
K2
R274
2.2KJ
R274
2.2KJ
R275
2.2KJ
R275
2.2KJ
R290
1KJ
R290
1KJ
CP494
CP494
D41
DAP202UMTL
D41
DAP202UMTL
A
K1
K2
CP573
CP573
CP503
CP503
CP572
CP572
R909
X_4.7KJ
R909
X_4.7KJ
CP576
CP576
R295
33J
R295
33J
IC71
KID65503F-EL/P
IC71
KID65503F-EL/P
1B
1
2B
2
3B
3
4B
4
5B
5
6B
6
7B
7
G
8
NC
9
1C
16
2C
15
3C
14
4C
13
5C
12
6C
11
7C
10
D5
DAN202UMTL
D5
DAN202UMTL
K
A1
A2
CP1204
CP1204
C244
470pF(B:50V)
C244
470pF(B:50V)
R287
33J
R287
33J
C242
470pF(B:50V)
C242
470pF(B:50V)
R286
33J
R286
33J
CP425
CP425
CP518
CP518
CP502
CP502
CP498
CP498
C243
470pF(B:50V)
C243
470pF(B:50V)
CP504
CP504
BR44
47Jx4
BR44
47Jx4
8
1
7
2
6
3
5
4
MX-7500N  CIRCUIT DIAGRAM AND PARTS LAYOUT / 回路図 と 部品配置図  2 –  82
2
2
1
1
D
C
B
A
CLR_PIC_RET_N
HRTS2_FAX1CSNN
nCTS_PCU_R
RXD_PCU_R
nCTS_SCN_R
RXD_SCN_R
REQ_PIC_R_N
RXD_PIC_R
HRTS1_FAX1DNN
NSCU_RES_REQ_R
5V0_FAX_IN
R1_3R3V_ON
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
RS_3R3V_ECO
RS_3R3V_ECO
RS_3R3V_ECO
RS_3R3V_ECO
RS_3R3V_ECO
RS_3R3V_ECO
RS_3R3V_ECO
DGND
DGND
R1_3R3V_ON
DGND
R1_3R3V_ON
R1_3R3V_ON
DGND
DGND
RS_3R3V_ECO
RS_3R3V_ECO
DGND
DGND
DGND
R1_3R3V_ON
DGND
RXD_PIC
{42}
REQ_PIC_N
{42}
CTS_PCU_N
{42}
RXD_PCU
{42}
CTS_SCN_N
{42}
RXD_SCN
{42}
R1B_CTS_SCN
{11}
R1B_RXD_SCN
{11}
R1B_RXD_PCU
{11}
R1B_CTS_PCU
{11}
R1C_REQ_PIC
{19}
R1C_RXD_PIC
{19}
N
{42}
_CS {42}
{42}
}
}
2}
}
}
N
{42}
FAX1_D {42}
FAX1_CS {42}
R1B_RTS_FAX1D
{11}
R1B_RTS_FAX1CS
{11}
}
R1C_GPI_PICPRG_RD
{19}
D
{11}
CS
{11}
CS
{11}
D
{11}
NSCU_RES_REQ
{42}
PLD_SCU_RES_REQ
{13}
41
59
41
59
41
59
R1327
47J
R1327
47J
C238
470pF(B:50V)
C238
470pF(B:50V)
R1349
1KJ
R1349
1KJ
CP508
CP508
R910
100KJ
R910
100KJ
CP507
CP507
C687
470pF(B:50V)
C687
470pF(B:50V)
R1325
47J
R1325
47J
C1539
470pF(B:50V)
C1539
470pF(B:50V)
R1329
47J
R1329
47J
CP1208
CP1208
CP513
CP513
C227
470pF(B:50V)
C227
470pF(B:50V)
R1350
47J
R1350
47J
CP509
CP509
BR16
1KJx4
BR16
1KJx4
8
1
7
2
6
3
5
4
CP1209
CP1209
IC73C
74LVC14APW
IC73C
74LVC14APW
5
6
14
7
CP1200
CP1200
IC73F
74LVC14APW
IC73F
74LVC14APW
13
12
14
7
R1326
47J
R1326
47J
CP1214
CP1214
IC74F
74LVC14APW
IC74F
74LVC14APW
13
12
14
7
C240
470pF(B:50V)
C240
470pF(B:50V)
IC73B
74LVC14APW
IC73B
74LVC14APW
3
4
14
7
C239
470pF(B:50V)
C239
470pF(B:50V)
CP1219
CP1219
CP511
CP511
R1542
1KJ
R1542
1KJ
CP1203
CP1203
10K
47K
Q41
DTC014YUB
10K
47K
Q41
DTC014YUB
E
B
C
CP1220
CP1220
R268
1KJ
R268
1KJ
C686
0.1uF(B:10V)
C686
0.1uF(B:10V)
R1328
47J
R1328
47J
CP506
CP506
CP516
CP516
IC74A
74LVC14APW
IC74A
74LVC14APW
1
2
14
7
CP514
CP514
CP515
CP515
CP520
CP520
C226
470pF(B:50V)
C226
470pF(B:50V)
CP1202
CP1202
R1348
1KJ
R1348
1KJ
R270
1KJ
R270
1KJ
R1567
100J
R1567
100J
IC73E
74LVC14APW
IC73E
74LVC14APW
11
10
14
7
IC74B
74LVC14APW
IC74B
74LVC14APW
3
4
14
7
CP512
CP512
CP517
CP517
R271
1KJ
R271
1KJ
CP510
CP510
IC73D
74LVC14APW
IC73D
74LVC14APW
9
8
14
7
R1335
47J
R1335
47J
R1324
47J
R1324
47J
IC74E
74LVC14APW
IC74E
74LVC14APW
11
10
14
7
R269
1KJ
R269
1KJ
CP1221
CP1221
IC73A
74LVC14APW
IC73A
74LVC14APW
1
2
14
7
CP1201
CP1201
BR2
1KJx4
BR2
1KJx4
8
1
7
2
6
3
5
4
Page of 127
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