Read Sharp MX-C301 / MX-C301W (serv.man7) Service Manual online
MX-C301 CIRCUIT DIAGRAM AND PARTS LAYOUT 2 – 8
3
3
2
2
1
1
D
C
B
A
RB_GPO_256EEP_WP
RB_BOOTdebug_LED
RB_I2C_TP_SDA
REUS_I2C_SCL3
REUS_I2C_SDA3
REUS_I2C_SDA3
REUS_I2C_SCL2
REUS_I2C_SDA2
REUS_I2C_SDA2
REUS_I2C_SCL1
REUS_I2C_SDA1
REUS_I2C_SDA1
RB_I2C_TP_SCL
RB_GPO_LCD_DISP
PI_CNUPDATE
RB_GPI_CNUPDATE
S_GPI_CNUPDATE
DGND
3R3V_ECO
R3V_ECO
3R3V_ECO
DGND
DGND
3R3V_ECO
DGND
3R3V_ECO
3R3V_ECO
3R3V_ECO
DGND
3R3V_ECO
DGND
DGND
DGND
3R3V_ECO
3R3V_ECO
DGND
S_RIC
RB_RTS_PCI {20}
_VTT
RB_TXD_RIC {20}
RB_TXD_DEBUG {10,20}
S_RIC
O_BT_CHECK
RB_TXD_SCN {24}
RB_TXD_FAX1D {21}
RB_TXD_FAX1CS {21}
RB_RXD_SCN {24}
RB_DSR_PCI
RB_RXD_PCU {24}
RB_RXD_PCI {20}
RB_RXD_PCI {20}
RB_CTS_FAX1CS {21}
RB_CTS_SCN {24}
RB_CTS_PCU {24}
RB_CTS_PCI {20}
RB_CTS_PCU {24}
RB_CTS_PCI {20}
RB_CTS_FAX1D {21}
RB_RTS_SCN {24}
RB_RTS_PCU {24}
RB_RTS_PCU {24}
RB_RTS_FAX1D {21}
RB_RTS_FAX1CS {21}
RB_RXD_FAX1D {21}
RB_RXD_FAX1CS {21}
GPO_SELFRST
RB_DTR_RIC
}
PI_nLOW_BAT
RB_CTS_DEBUG {20}
_GPI_CTS_PCI
GPO_RTS_PCI
RB_DSR_RIC
RB_DTR_PCI
}
RB_RXD_DEBUG {10,20}
RB_RXD_RIC {20}
RB_TXD_PCU {24}
RB_RTS_DEBUG {20}
1_N
RB_TXD_PCI {20}
S_GPI_CNUPDATE
{27}
WM2
RB_CTS_SOC
{26,27}
RB_RTS_SOC
{27}
RB_TXD_SOC
{27}
RB_RXD_SOC
{26,27}
R874
10KJ
R874
10KJ
R861
10KJ
R861
10KJ
R885
10KJ
R885
10KJ
C872
220pF(CH)
C872
220pF(CH)
R311
4.7KJ
R311
4.7KJ
R312
10KJ
R312
10KJ
R924
1KJ
R924
1KJ
R332
10KJ
R332
10KJ
R331
10KJ
R331
10KJ
CP333CP333
R1044
10KJ
R1044
10KJ
R875
10KJ
R875
10KJ
C876
220pF(CH)
C876
220pF(CH)
R321
10KJ
R321
10KJ
SW4
CUS-22TB
SW4
CUS-22TB
1
2
3
4
5
6
R870
10KJ
R870
10KJ
R336
10KJ
R336
10KJ
R937
10KJ
R937
10KJ
R923
1KJ
R923
1KJ
R866
10KJ
R866
10KJ
R871
10KJ
R871
10KJ
R936
10KJ
R936
10KJ
R863
10KJ
R863
10KJ
C1145
0.1uF(B)
C1145
0.1uF(B)
R335
10KJ
R335
10KJ
R1068
10KJ
R1068
10KJ
I2C
UART-B
EXT-INT-A
GPIO-B
REUS ASIC
IC23F
REUS ASIC
IC23F
UDL_EXT_INT_N3_SUIO
B14
UDL_I2CSCL3_4O
B24
UDL_EXT_INT_N4_SUIO
C14
UDL_I2CSDA3_S4IO
C24
UDL_I2CSCL2_4O
D24
UDL_EXT_INT_N1_SUIO
E14
UDL_I2CSDA2_S4IO
E24
UDL_EXT_INT_N2_SUIO
F14
UDL_I2CSCL1_4O
F24
UDL_I2CSDA1_S4IO
G24
PORTB9_8IO/LDD_SH2_N
V28
PORTB21_SU8IO/UART_CTS_N10
W27
PORTB1_8IO/LDD_LD2_DATA
W28
PORTB15_8IO/PWM0
W29
PORTB13_8IO/I2C_TP_SCL
W30
PORTB0_8IO/LDD_LD1_DATA
W31
PORTB17_S8IO/UDL_EXT_INT_N5/INTOUT1
Y27
PORTB11_8IO/LDD_SD_IO
Y28
PORTB3_8IO/MPU_INTRO_N
Y29
PORTB16_8IO/PWM1
Y30
PORTB20_SU8IO/UDL_EXT_INT_N8/XI2C_TP_INT_I
Y31
PORTB12_8IO/LDD_SLDCS
Y32
PORTB14_8IO/I2C_TP_SDA
Y33
PORTB23_8IO
AA27
PORTB6_8IO/LDD_LDEN1_N
AA28
PORTB7_8IO/LDD_LDEN2_N
AA29
PORTB18_S8IO/UDL_EXT_INT_N6/INTOUT2
AA30
PORTB2_8IO/LDD_LDERR_N
AA31
PORTB19_S8IO/UDL_EXT_INT_N7/INTOUT3
AA32
PORTB10_8IO/LDD_SERCLK
AA33
PORTB22_8IO/UART_RTS_N10
AB30
PORTB5_8IO/MPU_SIF_TX
AB31
PORTB4_8IO/MPU_SIF_CLK
AB32
PORTB8_8IO/LDD_SH1_N
AB33
UARTB_RTS_N7_4IO
AB27
UARTB_RTS_N6_4IO
AB28
UARTB_RXD0_SUIO
AB29
UARTB_CTS_N7_SUIO
AC27
UARTB_TXD6_4IO
AC28
UARTB_CTS_N3_SUIO
AC29
UARTB_CTS_N0_SUIO
AC30
UARTB_RXD3_SUIO
AC31
UARTB_RTS_N0_4IO
AC32
UARTB_RXD6_SUIO
AC33
UARTB_TXD7_4IO
AD27
UARTB_TXD3_4IO
AD28
UARTB_TXD10_4IO
AD29
UARTB_RXD10_SUIO
AD30
UARTB_RTS_N3_4IO
AD31
UARTB_RXD7_SUIO
AD32
UARTB_CTS_N6_SUIO
AD33
UARTB_TXD0_4IO
AE27
UARTB_RTS_N1_4IO
AE28
UARTB_CTS_N1_SUIO
AE29
UARTB_RTS_N2_4IO
AE30
UARTB_RXD4_SUIO
AE31
UARTB_RXD2_SUIO
AE32
UARTB_TXD2_4IO
AE33
UARTB_CTS_N2_SUIO
AF27
UARTB_RXD5_SUIO
AF28
UARTB_TXD9_4IO
AF29
UARTB_RTS_N4_4IO
AF30
UARTB_CTS_N5_SUIO
AF31
UARTB_CTS_N4_SUIO
AF32
UARTB_TXD5_4IO
AF33
UARTB_RXD8_SUIO
AG27
UARTB_CTS_N8_SUIO
AG28
UARTB_RXD9_SUIO
AG29
UARTB_CTS_N9_SUIO
AG30
UARTB_RTS_N5_4IO
AG31
UARTB_TXD1_4IO
AG32
UARTB_RTS_N9_4IO
AG33
UARTB_TXD8_4IO
AH27
UARTB_RTS_N8_4IO
AH28
UARTB_RXD1_SUIO
AH29
UARTB_TXD4_4IO
AH30
R867
10KJ
R867
10KJ
R873
2.2KJ
R873
2.2KJ
R865
10KJ
R865
10KJ
R333
10KJ
R333
10KJ
R886
10KJ
R886
10KJ
R1045
1KJ
R1045
1KJ
R856
10KJ
R856
10KJ
R876
10KJ
R876
10KJ
R939
10KJ
R939
10KJ
R334
10KJ
R334
10KJ
R864
10KJ
R864
10KJ
C875
220pF(CH)
C875
220pF(CH)
R877
10KJ
R877
10KJ
R925
1KJ
R925
1KJ
CP662
CP662
R938
10KJ
R938
10KJ
D9
LTST-C190KRKT
D9
LTST-C190KRKT
A
K
R862
10KJ
R862
10KJ
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