Konica Minolta bizhub PRO 920 Service Manual page 23

Classification Load symbol
Ground
Serial com-
munication
C-4
Ex. of signal name
SG, S.GND, S_GND
PG, P.GND
DCD
SIN
SOUT
DTR
GND
DSR, DSET
RTS
CTS
RI
TXD
RXD
Description
Signal ground
Power ground
Data carrier detection
Serial input
Serial output
Data terminal operation available
Signal ground (earth)
Data set ready
Transmission request signal
Consent transmission signal
Ring indicator
Serial transmission data
Serial reception data