Section 2: General operation
2606B System SourceMeter® Instrument Reference Manual
2-2
2606B-901-01 Rev. B / May 2018
Front panel
The front panel of the 2606B is shown below. The descriptions of the front-panel controls, USB port,
and indicators follow the figure.
Figure 1: 2606B front panel
Power indicator
and switch
The power switch turns the instrument on or off. The indicator is
illuminated when the instrument is on. The power switch powers both
modules.
Digital I/O port
Female DB-25 connector. Use a cable equipped with a
male DB-25 connector (Keithley Instruments part number
CA-126-1). Pins provided: Fourteen digital input or
output pins, seven GND pins, three +5 V pins, and an
output enable pin.
OUTPUT
Indicates if the source output is on or off. The source
output for the channel is on when the LED is illuminated
(blue).
LAN STATUS
indicator
Illuminates when the instrument is connected to a local area network
(LAN).
LAN port
RJ-45 connector for a local area network (LAN). The LAN
interface supports Auto-MDIX, so either a CAT-5e crossover
cable (provided), or a normal CAT-5e straight-through cable
(not provided) can be used. See
(on
page 2-13).
LAN RESET
Reverts the LAN settings and the instrument password to
default values. Insert a straightened paper clip into the hole
above LAN RESET to reset the LAN. See
(on page 2-13).
USB Type B port
USB Type B connection for communication, control, and data
transfer. For details, see
USB Type A port
USB Type A connection. You can use a USB flash drive to
store reading buffer data, scripts, and user setups. You can
also use it to upgrade the firmware.