Sharp MX-B381 / MX-B401 (serv.man9) Service Manual ▷ View online
MX-B381/B401 CIRCUIT DIAGRAM AND PARTS LAYOUT 2 – 6
SPREAD
3R3V
3R3V
3R3V
DGND
DGND
DGND
DGND
DGND
DGND
DGND
D
DGND
SOC_PCIE1_CLKP [11]
SOC_PCIE1_CLKN [11]
MFP_REFCLK [20]
MDDR2_REFCLK [18]
HDD_REFCLK [14]
HDD_UACLK [16]
R72
33J
P89
C70
1uF(1608:B)
R56
1J
C68
0.01uF(B)
CP4
R79
X_10KJ
R53
X_10J
R71
33J
CP71
CP63
CP160
CP81
CP77
CP60
C693
0.1uF(B)
R46
10J
P87
CP67
CP180
C69
0.1uF(B)
C448
27pF(CH)
R50
X_10J
R49
10J
F_50ppm_25MHz
3
4
3
3
2
2
1
1
D
C
B
A
3/33 (5)
MX-B381/B401 CIRCUIT DIAGRAM AND PARTS LAYOUT 2 – 7
SOC_LAD23
SOC_LAD6
SOC_LAD24
SOC_LAD7
SOC_LAD25
SOC_LAD8
SOC_LAD26
SOC_LAD9
SOC_LAD10
SOC_LAD27
SOC_LAD11
SOC_LAD12
SOC_LAD28
SOC_LAD13
SOC_LAD0
SOC_LAD14
SOC_LAD29
SOC_LAD15
SOC_LAD16
SOC_LAD30
SOC_LAD17
SOC_LAD31
SOC_LAD1
SOC_LAD2
SOC_LAD3
SOC_LAD18
SOC_LAD19
SOC_LAD20
SOC_LAD21
SOC_LAD4
SOC_LAD22
SOC_LAD5
SOC_LAD6
SOC_LAD7
SOC_LAD8
SOC_LAD9
SOC_LAD10
SOC_LAD11
SOC_LAD12
SOC_LAD13
SOC_LAD0
SOC_LAD14
SOC_LAD15
SOC_LAD16
SOC_LAD17
SOC_LAD1
SOC_LAD2
SOC_LAD3
SOC_LAD18
SOC_LAD19
SOC_LAD20
SOC_LAD21
SOC_LAD4
SOC_LAD22
SOC_LAD5
LB_D6
LB_D4
LB_D3
LB_D1
LB_D0
LB_D2
LB_D5
LB_D15
LB_D14
LB_D13
LB_D12
LB_D11
LB_D10
LB_D9
LB_D8
LB_D7
LB_D31
LB_D30
LB_D29
LB_D28
LB_D27
LB_D26
LB_D25
LB_D24
LB_D23
LB_D22
LB_D21
LB_D20
LB_D19
LB_D18
LB_D17
LB_D16
SOC_LAD24
SOC_LAD25
SOC_LAD26
SOC_LAD27
SOC_LAD28
SOC_LAD29
SOC_LAD30
SOC_LAD31
SOC_LAD23
ACRE_RST
DSP_RST
GPO_LED0
GPO_LED1
GPO_LED2
GPO_LED3
GPO_LED4
GPO_LED5
GPO_LED6
GPO_LED7
LB_A19
LB_A18
LB_A20
LB_A16
LB_A15
LB_A17
LB_A13
LB_A12
LB_A14
LB_A10
LB_A9
LB_A11
LB_A7
LB_A8
LB_A23
LB_A22
LB_A21
LB_A4
LB_A2
LB_A3
LB_A6
LB_A5
LB_A1
LB_A0
OPT_INSERT
OPT_REFCLK
RST_CODEC
RST_PCIESW
GPO_LED7
GPO_LED1
GPO_LED2
GPO_LED0
GPO_LED3
GPO_LED4
GPO_LED5
GPO_LED6
DGND
DGND
SOC_LAD[31:0]
[8]
DMA_REQ0_HDD
[16]
RESET_FROM
[25,26]
RESET_HDD
[14,34]
RESET_MFP_PCIE
[18]
DMA_ACK0_HDD
[16]
DMA_ACK1_HDD
[16]
RESET_MFP
[18,21,24]
EXLCS1_PRG1 [25]
EXLCS1_BOOT [25]
EXLCS1_PSJ1_BTM [26]
EXLCS1_PCL [25]
EXLCS1_BARCD [25]
SRAM_CE2 [27]
EXLCS2_FAXEXT [26]
EXLCS3_SRAM [27]
EXLCS5_MFP [18]
EXLCS6_HDD [16]
EXLCS1_FAXSTD [26]
EXLCS1_PSJ2_TOP [26]
EXLCS1_PSJ1_TOP [26]
EXLCS1_PSJ2_BTM [26]
DMA_REQ1_HDD [16]
LB_WAIT_HDD [16]
LB_WAIT_MFP [18]
nHARDRES
LB_ALE
DMA_nREQ1_PLD1 [8]
DMA_ACK1_PLD1 [8]
DMA_nREQ0_PLD1 [8]
DMA_ACK0_PLD1 [8]
SOC_LCS0 [8]
SOC_LCS1 [8]
SOC_LCS2 [8]
SOC_LCS3 [8]
SOC_LCS4 [8]
SOC_LCS5 [8]
SOC_LCS6 [8]
SOC_LCS7 [8]
LB_LWE0 [7,8]
LB_OE
[7,8]
HRESET_4
GVDD_ON [4]
GPO_RST_PCU [32]
GPO_RST_SCN [32]
CPLD_REFC
nLBACC_TMN [8]
HDD_INT2 [8]
MFP_INT2 [8]
GPI_FAN_THERM [33]
GPI_FAN_D
S2_I2C_SCL
[5,8,10]
S2_I2C_SDA
[5,8,10]
GPI_nLOW_BAT
[27]
GPO_BT_CHECK
[27]
DCPWRON_BANK2
[5,8]
R90
470J
D12
LT1F67AF
A
K
R85
R247
D7
LT1F67AF
A
K
EPM570F256C5N(SIVA)
IC15B
I/O BANK = 2
LB_D31
E13
LB_D30
B10
LB_D29
C11
LB_D28
C12
LB_D27
A12
LB_D26
B12
LB_D25
A13
LB_D24
B13
LB_D23
C13
LB_D22
B14
LB_D21
C14
LB_D20
D13
LB_D19
D11
LB_D18
D12
LB_D17
C10
LB_D16
B11
LB_D15
D4
LB_D14
A8
LB_D13
B3
LB_D12
B6
LB_D11
A2
LB_D10
A5
LB_D9
A9
LB_D8
B4
LB_D7
C8
LB_D6
C6
LB_D5
B5
LB_D4
B9
LB_D3
C4
LB_D2
A4
LB_D1
A6
LB_D0
C9
NRESET_FROM
A15
NRESET_MFP_PCIE
A7
NRESET_MFP
B8
NRESET_HDD
B1
RST_ACRE
P15
RST_DSP
N16
HDD_DACK_0
A11
HDD_DACK_1
C7
HDD_DREQ_0
C5
LB_A23
B16
LB_A22
C15
LB_A21
D14
LB_A20
D15
LB_A19
D16
LB_A18
J12
LB_A17
E14
LB_A16
E15
LB_A15
E16
LB_A14
F13
LB_A13
F14
LB_A12
F15
LB_A11
F16
LB_A10
G14
LB_A9
G15
LB_A8
G16
LB_A7
H14
LB_A6
H15
LB_A5
H16
LB_A4
J14
LB_A3
J15
LB_A2
J16
LB_A1
K14
LB_A0
K15
LCS1_0
K16
LCS1_1
L13
LCS1_3
L14
LCS1_4
L15
LCS1_5_BTM L16
LCS1_5_TOP M13
LCS1_6_BTM M14
LCS1_6_TOP M15
LCS1_7
M16
LCS2
N13
LCS3
N14
LCS5
N15
LCS6
D5
SRAM_CE2 P14
HDD_DREQ_1 A10
WAIT_N_HDD
B7
WAIT_N_MFP
H12
CP106
R88
CP134
D9
LT1F67AF
A
K
CP124
R91
470J
CP135
CP104
CP102
R246
R94
470J
R93
470J
R169
D8
LT1F67AF
A
K
CP107
R92
470J
D13
LT1F67AF
A
K
C85
1000pF(B)
1000pF(B)
CP105
D6
LT1F67AF
A
K
R96
470J
R95
470J
CP100
CP101
CP103
D10
LT1F67AF
A
K
R86
EPM570F256C5N(SIVA)
IC15A
I/O BANK = 1
SOC_LAD0
R6
SOC_LAD1
R7
SOC_LAD2
P6
SOC_LAD3
P4
SOC_LAD4
R4
SOC_LAD5
N5
SOC_LAD6
R5
SOC_LAD7
P5
SOC_LAD8
H3
SOC_LAD9
H1
SOC_LAD10
H2
SOC_LAD11
G1
SOC_LAD12
G2
SOC_LAD13
F1
SOC_LAD14
F2
SOC_LAD15
E1
SOC_LAD16
M4
SOC_LAD17
E2
SOC_LAD18
M3
SOC_LAD19
M2
SOC_LAD20
D1
SOC_LAD21
D2
SOC_LAD22
L4
SOC_LAD23
L2
SOC_LAD24
L1
SOC_LAD25
M1
SOC_LAD26
R3
SOC_LAD27
L3
SOC_LAD28
N3
SOC_LAD29
K1
SOC_LAD30
K2
SOC_LAD31
J1
BANK2_ON
P10
BT_CHECK
P11
GPI0
R11
SDA_I2C
P2
SCL_I2C
R1
SOC_LCS0 G3
SOC_LCS1 K3
SOC_LCS2 J3
SOC_LCS3 J2
SOC_LCS4 F3
SOC_LCS5 E4
SOC_LCS6 E3
SOC_LCS7 D3
LB_WE
N2
LB_OE
N1
SOC_DREQ_0 P12
SOC_DREQ_1 R13
OPT_REFCLK_OE N12
OPT_INSERTN
C3
SOC_DACK_0 P8
SOC_DACK_1 P9
GVDD_ON C2
RST_PCU
R10
RST_SCN
T10
GPI1
R9
SOC_LGTA_N P7
HDD_INTN
R12
MFP_INTN P13
SOC_HDDINTN R16
SOC_MFPINTN R14
GPI3
R8
NRESET_PCIESW
T11
LED7
T15
LED6
T13
LED5
T12
LED4
T7
LED3
T6
LED2
T5
LED1
T4
LED0
T2
NRESET_CODEC M8
SOC_HRESETN T9
REFCLK
J5
ALE
H5
GPI2
T8
RESET_N
M9
D11
LT1F67AF
A
K
CP122
R97
470J
5
5
4
4
3
3
D
C
B
A
MFPC PWB (PLD for Adr. Fetch & Data Separation)
MX-B381/B401 CIRCUIT DIAGRAM AND PARTS LAYOUT 2 – 8
LB_A0
LB_A1
LB_A2
LB_A3
LB_A4
LB_A5
LB_A12
LB_A13
LB_A14
LB_A15
LB_A21
LB_A6
LB_A19
LB_A7
LB_A16
LB_A17
LB_A18
LB_A20
LB_A11
LB_A9
LB_A8
LB_A10
LB_A22
LB_A23
LB_A0
LB_D0
LB_D1
LB_D2
LB_D3
LB_D4
LB_D5
LB_D6
LB_D7
LB_D8
LB_D9
LB_D10
LB_D11
LB_D12
LB_D13
LB_D14
LB_D15
LB_D16
LB_D17
LB_D18
LB_D19
LB_D20
LB_D21
LB_D22
LB_D23
LB_D24
LB_D25
LB_D26
LB_D27
LB_D28
LB_D29
LB_D30
LB_D31
SERT_N_IN
EFCLK_OE
3R3V_EC_MAX2IO
3R3V_MAX2
3R3V
3R3V_EC_MAX2IO
3R3V_ECO
3R3V_ECO
3R3V
3R3V_MAX2
3R3V_ECO
3R3V
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
LB_D[31:0] [16,18,25,26,27]
LB_A[23:0] [16,18,25,26,27]
JTAG_CK1
[8,23,35]
JTAG_TMS1
[8,23,35]
MAX2_JTAG_TDI
[35]
MAX2_JTAG_TDO
[35]
LB_LWE0
[7,8]
ASIC_WE [16,18]
LB_OE
[7,8]
ASIC_OE [16,18]
LB_ROM_WE1 [26]
LB_ROM_WE0 [25,26]
LB_ROM_WE2 [27]
LB_ROM_OE1 [26]
LB_ROM_OE0 [25,26]
LB_ROM_OE2 [27]
nLB_A0 [27]
26]
26]
26]
26]
DRESET [3]
LE
[7,8]
ET_4PLD [8]
_REFCLK [5]
MFP_INT_N [18]
HDD_INT_N [16]
GPI_FAN_LOCK [33]
AN_DETECT [33]
PWROFF_BK2_2
[8,35]
C98
0.1uF(B)
C104
0.1uF(B)
IC17
TC74LCX244FT(EL_K)
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
R81
33J
R85
47KJ
C80
0.1uF(B)
R247
2.2KJ
R88
1KJ
R574
2.2KJ
CP462
Y=
/A
/A
IC16
TC7SZ04FU(TE85L_F)
NC
1
A
2
GND
3
Y
4
VCC
5
CP12
C103
0.1uF(B)
C100
0.1uF(B)
C95
0.1uF(B)
4
R60
33J
R361
10KJ
R361
10KJ
R62
33J
C102
0.1uF(B)
CP99
C81
10uF(2012:F)
CP72
CP50
R246
2.2KJ
R169
1KJ
C93
0.1uF(B)
L5
BLM18PG121SN1(1608)
C89
0.1uF(B)
C101
0.1uF(B)
R84
10KJ
10KJ
CP129
CP512
R209
33J
C82
1uF(1608:B)
C97
0.1uF(B)
C96
0.1uF(B)
R70
33J
CP98
R61
33J
CP48
C79
0.1uF(B)
CP514
C83
10uF(2012:F)
CP513
CP80
CP79
EPM570F256C5N(SIVA)
IC15C
I/O BANK = 12
VCCINT
H8
VCCINT
H10
VCCINT
J7
VCCINT
J9
VCCIO1
C1
VCCIO1
H6
VCCIO1
J6
VCCIO1
L8
VCCIO1
L9
VCCIO1
P1
VCCIO1
T3
VCCIO1
T14
VCCIO2
A3
VCCIO2
A14
VCCIO2
C16
VCCIO2
F8
VCCIO2
F9
VCCIO2
H11
VCCIO2
J11
VCCIO2
P16
TDI
L6
TDO
M5
TMS
N4
TCK
P3
GNDINT
H7
GNDINT
H9
GNDINT
J8
GNDINT
J10
GNDIO
A1
GNDIO
A16
GNDIO
B2
GNDIO
B15
GNDIO
G7
GNDIO
G8
GNDIO
G9
GNDIO
G10
GNDIO
K7
GNDIO
K8
GNDIO
K9
GNDIO
K10
GNDIO
R2
GNDIO
R15
GNDIO
T1
GNDIO
T16
C84
1uF(1608:B)
L4
BLM18PG121SN1(1608)
R80
33J
C87
0.1uF(B)
C91
0.1uF(B)
C99
0.1uF(B)
R86
47KJ
CP78
C92
0.1uF(B)
C88
0.1uF(B)
P122
C86
0.1uF(B)
CP57
C94
0.1uF(B)
R210
33J
C90
0.1uF(B)
C105
0.1uF(B)
3
3
2
2
1
1
D
C
B
A
4/33 (6)
MX-B381/B401 CIRCUIT DIAGRAM AND PARTS LAYOUT 2 – 9
TSEC3_TXD0
TSEC3_TXD1
TSEC3_TXD2
TSEC3_TXD4
TSEC3_TXD5
TSEC3_TXD6
TSEC1_TXD0
TSEC1_TXD1
TSEC1_TXD2
TSEC1_TXD4
TSEC1_TXD5
TSEC1_TXD6
TSEC3_TXD3
TSEC3_TXD7
TSEC1_TXD3
TSEC1_TXD7
3R3V
3R3V
3R3V
3R3V
3R3V
3R3V
3R3V
DGND
DGND
DGND
DGND
DGND
DGND
TS
TSEC3_TX_ERR [12]
TSEC1_TXD[7:0] [12,23]
TSEC1_TX_ERR [12,23]
SOC_LA28 [8]
SOC_LA29 [8]
SOC_LA30 [8]
SOC_LA31 [8]
SOC_LA27 [8]
LB_LWE2 [8]
LB_LWE3 [8]
LB_LWE0 [6,8]
LB_LWE1 [8]
R98
4.7KJ
R106
4.7KJ
R151
4.7KJ
R163
4.7KJ
R154
X_4.7KJ
R104
4.7KJ
R102
X_4.7KJ
R156
X_4.7KJ
R99
4.7KJ
R155
X_4.7KJ
R114
X_4.7KJ
R135
X_4.7KJ
R137
4.7KJ
R105
4.7KJ
R136
4.7KJ
R120
X_4.7KJ
R119
X_4.7KJ
R118
X_4.7KJ
R134
4.7KJ
R147
R138
4.7KJ
R143
4.7KJ
R159
4.7KJ
R121
X_4.7KJ
R128
4.7KJ
R447
X_4.7KJ
R145
X_4.7KJ
R448
X_4.7KJ
R146
R103
4.7KJ
R158
4.7KJ
R141
4.7KJ
R165
X_4.7KJ
R140
4.7KJ
R142
4.7KJ
R150
X_4.7KJ
R139
4.7KJ
R153
X_4.7KJ
R144
X_4.7KJ
R129
4.7KJ
R127
X_4.7KJ
R162
4.7KJ
R101
X_4.7KJ
R157
X_4.7KJ
R152
X_4.7KJ
R122
X_4.7KJ
R164
X_4.7KJ
R100
4.7KJ
5
5
4
4
3
3
D
C
B
A
MFPC PWB (SoC Power On Configuration)
Click on the first or last page to see other MX-B381 / MX-B401 (serv.man9) service manuals if exist.