Read Panasonic KX-MB763RU (serv.man13) Service Manual online
17
KX-MB763RU
Description of Pin Distribution (IC300) SOC (System On Chip)
PIN NO.
PinName
I/O
POWER SUPPLY VOLTAGE
EXPLANATION
A02
LEDONB
O
3.3V
SCANNER INTERFACE
A03
NCCDON
O
3.3V
SCANNER INTERFACE
A04
AFEMCLK
O
3.3V
SCANNER INTERFACE
A05
NCCDCP
O
3.3V
NOT USED
A06
CCDCLK
O
3.3V
NOT USED
A07
PIO29
O
3.3V
OPERATION PANEL INTERFACE
A08
PIO57
O
3.3V
CARRIAGE MOTOR INTERFACE
A09
PIO53
O
3.3V
CARRIAGE/ADF MOTOR INTERFACE
A10
PIO50
O
3.3V
CARRIAGE/ADF MOTOR INTERFACE
A11
PIO46
O
3.3V
FAN1 CONTROL
A12
PIO42
O
3.3V
DC MOTOR INTERFACE
A13
NFRCE
O
3.3V
FLASH MEMORY CHIP SELECT
A14
FRMD0
I/O
3.3V
FLASH MEMORY DATA BUS 0
A15
FRMD3
I/O
3.3V
FLASH MEMORY DATA BUS 3
A16
FRMD7
I/O
3.3V
FLASH MEMORY DATA BUS 7
A17
FRMA3
O
3.3V
FLASH MEMORY ADDRESS BUS 3
A18
FRMA6
O
3.3V
FLASH MEMORY ADDRESS BUS 6
A19
FRMA10
O
3.3V
FLASH MEMORY ADDRESS BUS 10
A20
THRMAVDD
-
3.3V
POWER SUPPLY
A21
FRMA11
O
3.3V
FLASH MEMORY ADDRESS BUS 11
A22
FRMA15
O
3.3V
FLASH MEMORY ADDRESS BUS 15
A23
FRMA17
O
3.3V
FLASH MEMORY ADDRESS BUS 17
A24
FRMA20
O
3.3V
FLASH MEMORY ADDRESS BUS 20
A25
FRMA22
O
3.3V
FLASH MEMORY ADDRESS BUS 22
AA01
SDMD8
I/O
3.3V
SDRAM DATA BUS 8
AA02
SDMD9
I/O
3.3V
SDRAM DATA BUS 9
AA03
SDMA7
O
3.3V
SDRAM ADDRESS BUS 7
AA04
SDMA6
O
3.3V
SDRAM ADDRESS BUS 6
AA23
VDD1.2
-
1.2V
POWER SUPPLY
AA24
AFERST
O
3.3V
NCU INTERFACE
AA25
RING
I
3.3V
NCU INTERFACE
AA26
EXTINT
I
3.3V
NCU INTERFACE
AB01
SDMD10
I/O
3.3V
SDRAM DATA BUS 10
AB02
SDMD11
I/O
3.3V
SDRAM DATA BUS 11
AB03
SDMA5
O
3.3V
SDRAM ADDRESS BUS 5
AB04
VDD1.2
-
1.2V
POWER SUPPLY
AB23
VSS
-
GND
GND
AB24
BTXD
O
3.3V
NCU INTERFACE
AB25
BRXD
I
3.3V
NCU INTERFACE
AB26
AFECLK
O
3.3V
NCU INTERFACE
AC01
SDMD12
I/O
3.3V
SDRAM DATA BUS 12
AC02
SDMD13
I/O
3.3V
SDRAM DATA BUS 13
AC03
SDMA4
O
3.3V
SDRAM ADDRESS BUS 4
AC04
VSS
-
GND
GND
AC05
VSS
-
GND
GND
AC06
VDD1.2
-
1.2V
POWER SUPPLY
AC07
TXD0
O
3.3V
ETHERNET INTERFACE
AC08
TX_ER
O
3.3V
ETHERNET INTERFACE
AC09
RXD1
I
3.3V
ETHERNET INTERFACE
AC10
VDD3.3
-
3.3V
POWER SUPPLY
AC11
TEST
I
3.3V
NOT USED
AC12
USBREXT
I
3.3V
USB INTERFACE
AC13
VDD1.2
-
1.2V
POWER SUPPLY
AC14
VDD3.3
-
3.3V
POWER SUPPLY
AC15
USBXIN
I
3.3V
CRYSTAL(12MHz) INPUT
AC16
LSI_SCAN_ENABLE
I
3.3V
NOT USED
AC17
VDD1.2
-
1.2V
POWER SUPPLY
AC18
NWDTRST
O
3.3V
WATCH DOG TIMER RESET OUTPUT
AC19
LSI_TN
I
3.3V
NOT USED
AC20
PSCIO2
I
3.3V
INPUT PORT (FANDET1)
AC21
PSCIO6
O
3.3V
NOT USED
AC22
VDD1.2
-
1.2V
POWER SUPPLY
AC23
VSS
-
GND
GND
AC24
ATXD
O
3.3V
NCU INTERFACE
AC25
BBITCLK
I/O
3.3V
NCU INTERFACE
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