Read Panasonic KX-FL423RU Service Manual online
19
KX-FL423RU-B / KX-FL423RU-W
XRESCS2
O
-
Test Pin
XCHKCS
O
TP_CHKCS
Test Pin
RAS
O
RAS
SD-RAM IF
CAS
O
CAS
SD-RAM IF
SDWE
O
SDWE
SD-RAM IF
SDCS
O
SDCS
SD-RAM IF
SDDQML
O
SDDQML
SD-RAM IF
SDDQMU
O
SDDQMU
SD-RAM IF
SDCLK
O
SDCLK
SD-RAM Clock
XEXTINT
I
TP_EXINT
Test Pin
TM0
O
TMA
Tx Motor Control
TM1
O
TMB
Tx Motor Control
TM2
O
XTMA
Tx Motor Control
TM3
O
XTMB
Tx Motor Control
TXE
O
TMPWR
Tx Motor Control
APC
O
XAPC
Laser IF
LDON
O
XLASERON
Laser IF
VIDEO
O
XVIDEO
Laser IF
HSYNC
I
XHSYNC
Laser IF
READY
I
-(PU)
Polygon Motor IF
POLON
O
POLON
Polygon Motor IF
POLCLK
O
POLCLK
Polygon Motor IF
FTG
O
FTG(SI)
CIS IF
F1
O
F1(CISCLK)
CIS IF
XRESET
I
XRESET
RESET
XBATRST
I
XBATRST
RTC Reset
XBACKEN
I
XBACKEN
Backup Reset
XWDERR
O
XWDERR
Watchdog Reset
TXD
O
TXD
for Flash ROM Program
RXD
I
RXD
for Flash ROM Program
RTS
O
RTS
for Flash ROM Program
CTS
I
CTS
for Flash ROM Program
DSR
O
-
-
DTR
O
-
-
DCD
O
-
-
CPC
O
-
-
HTRCTL
O
HTRCTL
Heat lamp Control
TRS
O
TRS
Transfer Voltage Control
DEV
O
DEV
Developing Voltage Control
XHSTRD
O
- (RBA[9])
-
XHSTWR
I
TP_CHK
Test Pin
TXD2
O
-
-
RXD2
I
-(PU)
-
RTS2
O
-
-
CTS2
I
-(PU)
-
RM0
O
RMA
Rx Motor Control
RM1
O
RMB
Rx Motor Control
RM2
O
XRMA
Rx Motor Control
RM3
O
XRMB
Rx Motor Control
RXE
O
-
Rx Motor Control
KSTART
O
KSTART
Operation Panel IF
KLATCH
O
-
-
KSCLK
O
KSCLK
Operation Panel IF
KTXD
I/O
KTXD
Operation Panel IF
KRXD
I
RPS
Read Position Signal in
SENIN0
I
POUT
Paper Exit signal in
SENIN1
I
REGIST
Paper Regist signal in
SENIN2
I
BELL
Analog Board IF
SENIN3
I
TNREMP
Toner Detection Signal in
SENCTL0
O
SENCTL0
Sensor Power Control
SENCTL1
O
SENCTL1
Sensor Power Control
SENCTL2
O
-
-
SENCTL3
O
24CTL
+24VPower Control
MILAT
O
-
-
MIDAT
O
MDMMICIN
Modem Signal Control
MICLK
O
TAMSPENB
TAM Signal Control
FANDET1
I
FANDET
Fan Rotation Signal in
PIN NO.
I/O
Assigned Signal
EXPLANATION
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