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2-16
OPEN key
The OPEN key has two options to open channels: ALL and MULTI. The ALL option simply
opens all channels in the mainframe. The MULTI option opens only the specified channel.
All other closed channels remain closed.
OPEN: ALL — Perform the following steps to open all channels in the mainframe:
1.
2.
OPEN: MULTI — Perform the following steps to open only the specified channel:
1.
2.
3.
4.
5.
klqb
Figure 2-7
Multiple channel operation — opening one or all channels
Display ALL option
and press OPEN again
Press the OPEN key to display "OPEN: ALL."
Press OPEN again (or press ENTER) to open all channels.
Press the OPEN key. The "OPEN: ALL" message will be displayed.
Press the
or
key to display the "OPEN: MULTI" message.
Press ENTER to display the prompt to open a channel (OPEN MLT:XXX).
Using
,
,
, and
Press ENTER to open the channel.
If the channel you open using OPEN: MULTI is a 7702 system channel (channel
number displayed on the Model 2790), the channel will open, but the system
channel number will still be displayed (see
anomalies (7702 only)," page
OPEN: ALL
Model 2790 SourceMeter
Figure 2-7
summarizes OPEN key operation.
, key in the three-digit channel you want to select.
"Multiple channel operation
2-19).
Press OPEN key
OPEN
CLOSE
OPEN: MULTI
OPEN MULT:XXX
®
Switch System Reference Manual
Display MULTI option
and press ENTER
Specify channel number
(XXX) and press ENTER
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