Keithley 7011-S Instruction Manual page 46

3.5 Model 7011 installation and re-
moval
This paragraph explains how to install and remove the
Model 7011 multiplexer card assembly froti tlw Model
7001 mainframe.
WARNING
Instdlation or removal of the Model
7Oll is to be performed by qualified
service personnel. Failure to recog-
nize and observe standard safety pre-
cautions could result in personal
injury or death.
NOTE
If using the screw terminal connector
card, make sure your external circuit-
xy is wired to the card (as explained in
paragraph 3.3.1) before installing the
card assembly in the Model 7001
mainframe.
CAUTION
To prevent contamination to the mul-
tiplexer card that could degrade per-
formance, only handle the card
assembly by the edges and shields.
Multiplexer card installation
Perform the following steps to install the multiplexer
card assembly in the Model 7001 mainframe:
WARNING
Turn off power from all instmmenta-
tion (including the Model 7001 main-
frame) and disconnect their line
cords. Make sure all power is re-
moved and any stored energy in ex-
ternal circuitry is discharged.
1. Mate the connector card to the relay card if they are
separated. IInstall the supplied 4-40 screw at the end
of the card to secure the assembly. Make sure to han-
dle the cards by the edges and shields to prevent
contamination.
2. Facing the rear panel of the Model 7001, select the
slot (CARD 1 or CARD 2) that you wish to install the
card in.
3. Referring to Figure 3-18 for Model 7011-C installa-
tion, or Figure 3-19 for Model 7011-S installation,
feed the multiplexer card assembly into the desired
slot such that the edges of the relay card ride in the
rails.
4. With the ejector -in the unlocked position, puSh
the card assembly all the way into the mainframe
until the - engage into the ejector cups. Then
push both arms inward to lock the card into the
mainframe.
5. For the 7011-C, also install the screw shown in Fig-
ure 3-18.
Multiplexer card removal
To remove the muXiplexer card assembly, first unlock
it by pulling the latches outward, then pull the card as-
sembly out of the mainframe. Remember to handle the
card assembly by the edges and shields to avoid con-
tamination that could degrade performance.
3-l 9