Read Sharp MX-M266N / MX-M316N / MX-M356N (serv.man7) Service Manual online
MX-M266 CIRCUIT DIAGRAM AND PARTS LAYOUT / 回路図 と 部品配置図 2 – 8
3
3
2
2
1
1
D
C
B
A
2-3 Short(L)： OFF Normal (Default)
1-2 Short(H)： ON CN_Update Mode
CN_UPDATE SW
SD_BOOT ERROR LED (RED)
RB_BOOTdebug_LED
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_GPO_LCD_DISP
RB_GPI_nFAN_CNCT
3R3V_ECO
DGND
DGND
DGND
DGND
CO
3R3V_ECO
DGND
3R3V_ECO
3R3V_ECO
3R3V_ECO
3R3V_ECO
DGND
3R3V_ECO
3R3V_ECO
B_GPO_nWP_DSKROM
RB_GPI_nLOW_BAT
}
GPO_PWM1
RB_CTS_RIC
RB_RTS_RIC
NTOUT1_N
RB_TXD_FAX1CS {23}
RB_TXD_SCN {23}
RB_TXD_FAX2D {21}
RB_TXD_FAX2CS {21}
RB_TXD_FAX1D {23}
RB_RXD_SCN {23}
RB_RXD_PCU {23}
RB_RXD_PCI {20}
RB_RXD_PCU {23}
RB_RXD_PCI {20}
RB_CTS_FAX2CS {21}
RB_CTS_SCN {23}
RB_CTS_PCU {23}
RB_CTS_PCI {20}
RB_CTS_PCU {23}
RB_CTS_PCI {20}
RB_CTS_FAX1D {23}
RB_CTS_FAX2D {21}
RB_CTS_FAX2D {21}
RB_CTS_FAX1CS {23}
RB_RTS_FAX1D {23}
RB_RTS_FAX1CS {23}
RB_RTS_SCN {23}
RB_RTS_PCU {23}
RB_RTS_PCU {23}
RB_RTS_FAX2D {21}
RB_RTS_FAX2CS {21}
RB_RXD_FAX1D {23}
RB_RXD_FAX2D {21}
RB_RXD_FAX2D {21}
RB_RXD_FAX1CS {23}
RB_RXD_FAX2CS {21}
RB_RXD_FAX2CS {21}
RB_TXD_PCU {23}
RB_TXD_PCI {20}
RB_TXD_PCI {20}
RB_RTS_PCI {20}
_RDDR_VTT
FAN_CNCT
RB_RXD_DEBUG {20}
RB_RXD_RIC {20}
RB_TXD_RIC {20}
RB_TXD_DEBUG {20}
RB_CTS_DEBUG {20}
RB_RTS_DEBUG {20}
RB_GPI_CTS_PCI
20}
RB_GPO_RTS_PCI
0}
R_PLD_GPI_CNUPDATE
{7}
RB_LDERR_N
{29}
RB_MPU_INTRO_N
9}
RB_MPU_SIF_CLK
29}
RB_MPU_SIF_RX
{29}
RB_LDD_LDEN1_N
9}
RB_LDD_LDEN2_N
9}
RB_LDD_SH1_N
{29}
RB_GPO_BT_CHECK
RB_GPO_SELFRST
3}
RB_LDD_SH2_N
{29}
R52
10KJ
R992
X_33J
R8
4
2
10KJ
R990
10KJ
R988
33J
R3
1
4
10KJ
R3
0
8
10KJ
R772
1KJ
C936
0.1uF(B)
R3
1
3
10KJ
CP6
1
1
R989
10KJ
R1
8
1
10KJ
R22
10KJ
R7
4
9
10KJ
R991
33J
R1
9
4
10KJ
R1
9
3
10KJ
R124
10KJ
R773
1KJ
R8
9
10KJ
I2C
UART-B
EXT-INT-A
GPIO-B
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
R705
2.2KJ
R53
10KJ
R129
4.7KJ
R872
1KJ
R774
1KJ
R125
10KJ
R3
1
5
10KJ
SW4
CUS-22TB
1
2
3
4
5
6
714
.2KJ
R697
10KJ
R6
9
8
10KJ
C731
220pF(CH)
R987
33J
R7
3
9
10KJ
CP524
R168
2.2KJ
D
9
LTS
T-
C
190KRKT
A
K
R7
4
0
10KJ
R873
10KJ
C730
220pF(CH)
R7
3
10KJ
1
: ‘15/Aug.
1
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