Sharp MX-B381 / MX-B401 (serv.man9) Service Manual ▷ View online
MX-B381/B401 CIRCUIT DIAGRAM AND PARTS LAYOUT 2 – 38
MDI_2P
MDI_1N
MDI_1P
MDI_0N
MDI_3P
MDI_2N
MDI_0P
MDI_3N
MDI_0P
MDI_0N
MDI_2P
MDI_2N
MDI_3P
MDI_3N
MDI_0P
MDI_0N
MDI_2P
MDI_2N
7
6
5
4
3
2
1
0
XD0
XD1
XD2
XD3
XD4
XD5
XD6
XD7
MDI_1N
MDI_1P
ACTIVATE
LINK1000D
LINK100DH
LINK10DH
LINK100DH
LINK1000D
ACTIVATE
1R2REGOUT
LINK10DH
MDI_1P
MDI_1N
MDI_3P
MDI_3N
3R3V
3R3V
3R3V
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
3R3V
JTAG_CK1 [6,8,35]
GPHY1_JTAG_TDI [35]
JTAG_TMS1 [6,8,35]
JTAG_RST1 [8,35]
GPHY1_JTAG_TDO [35]
C548
0.1uF(B)
C548
0.1uF(B)
CP613
CP613
C545
0.1uF(B)
C545
0.1uF(B)
C536
0.1uF(B)
C536
0.1uF(B)
L23
BLM18PG121SN1(1608)
L23
BLM18PG121SN1(1608)
J1
J2
J3
J4
J5
J6
J7
J8
TRP1+
TRP1-
TRP2+
TRP2-
TRP3+
TRP3-
TRP4+
TRP4-
SL
SL
SL
SL
SL
75ohm
each
1000pF/2KV
ACT
Speed
Option
GREEN
GREEN
ORENGE
CN9
MAG_SI-51005-F
CN9
MAG_SI-51005-F
TRD1+
2
TRD1-
3
TRD2+
4
TRD2-
5
TRD3+
7
TRD3-
8
TRD4+
9
TRD4-
10
COMNCT
6
RLED(K)
11
RLED(A)
12
LLED(K)
13
LLED(A)
14
FG
1
FG
1
FG
2
FG
2
GND
1
C535
0.1uF(B)
C535
0.1uF(B)
C537
0.1uF(B)
C537
0.1uF(B)
R359 X_470J
R359 X_470J
R401
X_0J
X_0J
R401
X_0J
X_0J
CP363
CP363
VSC8641 JTAG
IC32D
VSC8641_EP-LQFP
VSC8641 JTAG
IC32D
VSC8641_EP-LQFP
TDI
6
TDO
5
TMS
9
TCK
10
NTRST
11
C635
0.1uF(B)
C635
0.1uF(B)
R352
15J
15J
R352
15J
15J
R358
470J
R358
470J
C810
1uF(1608:B)
1uF(1608:B)
C810
1uF(1608:B)
1uF(1608:B)
C547
0.1uF(B)
C547
0.1uF(B)
C549
1uF(1608:B)
C549
1uF(1608:B)
C636
0.1uF(B)
C636
0.1uF(B)
C543
10uF(2012:F)
C543
10uF(2012:F)
C532
10uF(2012:F)
C532
10uF(2012:F)
C544
0.1uF(B)
C544
0.1uF(B)
CP630
CP630
C550
10uF(2012:F)
C550
10uF(2012:F)
IC33
SRV05-4
IC33
SRV05-4
L1
1
GND
2
L2
3
L3
4
VCC
5
L4
6
CP631
CP631
C726
0.1uF(B)
C726
0.1uF(B)
C540
0.1uF(B)
C540
0.1uF(B)
C539
10uF(2012:F)
C539
10uF(2012:F)
L42
BLM18PG121SN1(1608)
L42
BLM18PG121SN1(1608)
L44
LQH32PN4R7NN0
L44
LQH32PN4R7NN0
VSC8641
Dat
a
IC32A
VSC8641_EP-LQFP
VSC8641
Dat
a
IC32A
VSC8641_EP-LQFP
CRS
21
COL
22
RX_DV
26
RX_ER
27
RXD7
28
RXD6
29
RXD5
30
RXD4
31
RXD3
33
RXD2
34
RXD1
35
RXD0
36
RX_CLK
37
TX_CLK
39
GTX_CLK
40
TXD7
41
TXD6
42
TXD5
43
TXD4
44
TXD3
45
TXD2
46
TXD1
47
TXD0
48
TX_ER
49
TX_EN
54
TXVPA
84
TXVNA
85
TXVPB
86
TXVNB
87
TXVPC
89
TXVNC
90
TXVPD
91
TXVND
92
LED0
65
LED1
64
LED2
63
LED3
62
L27
BLM18PG121SN1(1608)
BLM18PG121SN1(1608)
L27
BLM18PG121SN1(1608)
BLM18PG121SN1(1608)
R360 470J
R360 470J
C538
0.1uF(B)
C538
0.1uF(B)
C534
10uF(2012:F)
C534
10uF(2012:F)
C533
0.1uF(B)
C533
0.1uF(B)
C551
1000pF(B)
C551
1000pF(B)
C546
0.1uF(B)
C546
0.1uF(B)
C542
0.1uF(B)
C542
0.1uF(B)
C555
0.1uF(B)
C555
0.1uF(B)
B)
B)
VSC8641 Power
IC32B
VSC8641_EP-LQFP
VSC8641 Power
IC32B
VSC8641_EP-LQFP
VDDIOMAC 23
VDD12
7
VSS
25
VDDIOMAC 32
VDD12
8
VDD12
19
VDD12
20
VDDIOMAC 38
VDD12
55
VDD12A
83
VDD33
3
VDD33
4
VDD33
61
VDD33
82
VDD33
93
VDDREG
68
VDDIOMAC 53
VDDIOmicro 15
VSSPAD
101
VDD33
88
REG_OUT
70
REG_OUT
69
IC34
SRV05-4
IC34
SRV05-4
L1
1
GND
2
L2
3
L3
4
VCC
5
L4
6
3
3
2
2
1
1
D
C
B
A
21/33 (23)
MX-B381/B401 CIRCUIT DIAGRAM AND PARTS LAYOUT 2 – 39
3R3V_ECO
3R3V_ECO
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
SCN_CLK
[20,31]
RESET_MFP
[6,18,21]
SCN_SSYNC
[31]
SCN_HSYNC
[31]
SCN_LINGT
[31]
SCN_DOTGT
[31]
SIN_JTAG_TDI
[35]
JTAG_TMS_ECO
[14,20,35]
SCN_SSYNC
[31]
SCN_HSYNC
[31]
SCN_LINGT
[31]
SCN_DOTGT
[31]
C567
X_0.1uF(B)
C567
X_0.1uF(B)
C561
X_10pF(CH)
X_10pF(CH)
C561
X_10pF(CH)
X_10pF(CH)
R372
X_10KJ
X_10KJ
R372
X_10KJ
X_10KJ
C560
X_100pF(CH)
X_100pF(CH)
C560
X_100pF(CH)
X_100pF(CH)
R377
R377
C556
X_470pF(B)
X_470pF(B)
C556
X_470pF(B)
X_470pF(B)
R375
R375
C569
X_0.1uF(B)
C569
X_0.1uF(B)
C568
X_0.1uF(B)
C568
X_0.1uF(B)
C557
10uF(2012:F)
10uF(2012:F)
C557
10uF(2012:F)
10uF(2012:F)
C558
X_1uF(1608:B)
X_1uF(1608:B)
C558
X_1uF(1608:B)
X_1uF(1608:B)
C562
X_470pF(B)
X_470pF(B)
C562
X_470pF(B)
X_470pF(B)
IC35
X_EPM3064ATC44-10N(RSS1)
IC35
X_EPM3064ATC44-10N(RSS1)
TDI
1
linegt_i
2
RSV
3
GND
4
dotgt_i
5
RSV
6
TMS
7
RSV
8
VCCIO
9
esdenb_i
10
GND
11
RSV
12
RSV
13
RSV
14
RSV
15
GND
16
VCCINT
17
ss
ync
B
2_out
18
hs
ync
B
2_out
19
lin
eg
t2
_out
20
dot
gt
2_out
21
hma
sk
_s
ig
22
dualout_enb 23
GND
24
RSV
25
TCK
26
ssyncB_out 27
hsyncB_out 28
VCCIO
29
GND
30
RSV
31
TDO
32
linegt_out
33
RSV
34
dot
gt_
ou
t
35
GND
36
pc
lk
37
GND+
38
rs
tB
39
GND+
40
VCCI
N
T
41
ss
ync
B
_i
42
RSV
43
hs
ync
B
_i
44
C570
X_0.1uF(B)
C570
X_0.1uF(B)
R376
R376
R374
R374
C559
X_470pF(B)
X_470pF(B)
C559
X_470pF(B)
X_470pF(B)
5
5
4
4
3
3
D
C
B
A
MFPC PWB (Scanner IF PLD)
MX-B381/B401 CIRCUIT DIAGRAM AND PARTS LAYOUT 2 – 40
DGND
DGND
DGND
DGND
D
DGND
JTAG_CK2_ECO [14,20,35]
DOTGT_SIOUT [20]
SIN_JTAG_TDO [35]
LINGT_SIOUT [20]
HSYNC_SIOUT [20]
SSYNC_SIOUT [20]
DOTGT_SIOUT [20]
LINGT_SIOUT [20]
HSYNC_SIOUT [20]
SSYNC_SIOUT [20]
C566
470pF(B)
C566
470pF(B)
R371
X_33J
R371
X_33J
C563
10pF(CH)
C563
10pF(CH)
372
_10KJ
_10KJ
372
_10KJ
_10KJ
C565
100pF(CH)
C565
100pF(CH)
R377
0J
R377
0J
R375
0J
R375
0J
R370
X_33J
R370
X_33J
R373
X_2.2KJ
X_2.2KJ
R373
X_2.2KJ
X_2.2KJ
R369
X_33J
R369
X_33J
R368
X_33J
R368
X_33J
R376
0J
R376
0J
R374
0J
R374
0J
C564
470pF(B)
C564
470pF(B)
3
3
2
2
1
1
D
C
B
A
22/33 (24)
MX-B381/B401 CIRCUIT DIAGRAM AND PARTS LAYOUT 2 – 41
GPO_nWP_BOOTPROG
LB_D25
LB_D23
LB_D18
LB_D13
LB_D20
LB_D19
LB_D31
LB_D1
LB_D16
LB_D15
LB_D14
LB_D7
LB_D3
LB_D22
LB_D21
LB_D10
LB_D4
LB_D8
LB_D17
LB_D9
LB_D6
LB_D30
LB_D29
LB_D28
LB_D11
LB_D0
LB_D24
LB_D12
LB_D27
LB_D26
LB_D5
LB_D2
GPI_RYBY_BOOTPROG
LB_A14
LB_A5
LB_A20
LB_A12
LB_A13
LB_A16
LB_A4
LB_A9
LB_A7
LB_A15
LB_A22
LB_A2
LB_A11
LB_A10
LB_A17
LB_A18
LB_A6
LB_A8
LB_A3
LB_A21
LB_A19
LB_A23
LB_D25
LB_D23
LB_D18
LB_D13
LB_D20
LB_D19
LB_D31
LB_D1
LB_D16
LB_D15
LB_D14
LB_D7
LB_D3
LB_D22
LB_D21
LB_D10
LB_D4
LB_D8
LB_D17
LB_D9
LB_D6
LB_D30
LB_D29
LB_D28
LB_D11
LB_D0
LB_D24
LB_D12
LB_D27
LB_D26
LB_D5
LB_D2
LB_A14
LB_A5
LB_A20
LB_A12
LB_A13
LB_A16
LB_A4
LB_A9
LB_A7
LB_A15
LB_A22
LB_A2
LB_A11
LB_A10
LB_A17
LB_A18
LB_A6
LB_A8
LB_A3
LB_A21
LB_A19
LB_A23
RESET_FROM
3R3V_ECO
3R3V_ECO
3R3V_ECO
3R3V_ECO
3R3V_ECO
3R3V_ECO
DGND
DGND
DGND
DGND
DGND
LB_ROM_OE0
[6,26]
EXLCS1_PRG1
[6]
RESET_FROM
[6,26]
LB_A[23:2]
[6,16,18,26,27]
LB_D[31:0]
[6,16,18,26,27]
RESET_FROM
[6,26]
LB_ROM_OE0
[6,26]
LB_ROM_WE0
[6,26]
GPO_nWP_BOOTPROG
[16]
EXLCS1_BOOT
[6]
LB_ROM_WE0
[6,26]
GPI_RYBY_BOOTPROG
[16]
"PROG2"
"PROG1"
C574
0.1uF(B)
C574
0.1uF(B)
AS14
A_PROG1_FLASHDIMM
AS14
A_PROG1_FLASHDIMM
C580
10uF(2012:F)
C580
10uF(2012:F)
AS15
A_PROG2_FLASHDIMM
AS15
A_PROG2_FLASHDIMM
CN10
DMM2-SD72AR-113-F
CN10
DMM2-SD72AR-113-F
D15/A_1
12
A0
13
A1
14
A2
15
A3
16
A4
17
A5
18
A6
28
A7
31
A8
32
A9
29
A10
33
A11
34
A12
36
A13
65
A14
66
A15
67
A16
68
A17
69
A18
70
A19
71
D0
2
D1
3
D2
4
D3
5
D4
6
D5
7
D6
8
D7
9
D8
21
D9
22
D10
23
D11
24
D12
25
D13
26
D14
27
D15/A_1
35
D16
37
D17
38
D18
49
D19
50
D20
51
D21
52
D22
53
D23
54
D24
56
D25
57
D26
58
D27
60
D28
59
D29
62
D30
63
D31
64
RP
19
RY/BY
45
BYTE
48
VPP
55
1CE
40
A20
41
2CE
42
N.C
43
OE
44
WP
46
WE
47
A21
11
VCC
10
GND
30
VCC
61
GND
1
GND
20
GND
39
N.C
72
CN11
DMM2-SD72AR-113-F
CN11
DMM2-SD72AR-113-F
D15/A_1
12
A0
13
A1
14
A2
15
A3
16
A4
17
A5
18
A6
28
A7
31
A8
32
A9
29
A10
33
A11
34
A12
36
A13
65
A14
66
A15
67
A16
68
A17
69
A18
70
A19
71
D0
2
D1
3
D2
4
D3
5
D4
6
D5
7
D6
8
D7
9
D8
21
D9
22
D10
23
D11
24
D12
25
D13
26
D14
27
D15/A_1
35
D16
37
D17
38
D18
49
D19
50
D20
51
D21
52
D22
53
D23
54
D24
56
D25
57
D26
58
D27
60
D28
59
D29
62
D30
63
D31
64
RP
19
RY/BY
45
BYTE
48
VPP
55
1CE
40
A20
41
2CE
42
N.C
43
OE
44
WP
46
WE
47
A21
11
VCC
10
GND
30
VCC
61
GND
1
GND
20
GND
39
N.C
72
R380
47KJ
47KJ
R380
47KJ
47KJ
C571
0.1uF(B)
C571
0.1uF(B)
C582
1000pF
C582
1000pF
C581
10uF(2012:F)
C581
10uF(2012:F)
C573
0.1uF(B)
C573
0.1uF(B)
C572
0.1uF(B)
C572
0.1uF(B)
R378
4.7KJ
R378
4.7KJ
5
5
4
4
3
3
D
C
B
A
MFPC PWB (FLASH DIMM Sockets 1/2)
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