Fluke CombiScope PM3370B User Manual page 14

XIV
REAR PANEL CONNECTIONS
NC
TXD
RXD DTR
1 5
6 9
RTS NC
DSR CTS
NC=NOT CONNECTED
ST6065
FUSE
Z-MOD
BNC input socket for external intensity-modulation
of the CRT trace.
RS-232 BUS (EIA-232-D)
Input/output socket to connect the oscilloscope to an
RS-232 Interface.
LINE IN
Line input socket. Fuse holder is built in.