Power Supply Card Installation And Removal; Card Installation; Card Removal - Keithley 1801 Instruction Manual

Figure 2-4
Typical analog output connections
2.4 Power supply card installation and
removal
This paragraph explains how to install and remove the
Model 1801 power supply card assembly in the Model
2001 Multimeter.

2.4.1 Card installation

Perform the following steps, and refer to Figure 2-5 to
install the power supply card assembly in the Model 2001
Multimeter:
WARNING
Turn off the Model 2001 Multimeter,
and disconnect the line cord before inst
alling or removing the power supply
card.
1. Remove the cover plate labeled OPTION SLOT on
the rear panel of the Model 2001 Multimeter. To do
Analog output terminals
so, pry out the two fasteners, then remove the cover
plate.
2. Slide the power supply card edges into the guide rails
inside the multimeter.
3. With the ejector arms in the unlocked position, care-
fully push the card all the way forward until the arms
engage the ejector cups. Push both arms inward to
lock the card into the multimeter.
4. After installation, connect the power cable to the
preamp module and the output leads to the multime-
ter as discussed in paragraph 2.5 below.

2.4.2 Card removal

Follow the steps below to remove the power supply card
from the multimeter:
1. Unlock the card by pulling the latches outward.
2. Carefully slide the card out of the multimeter.
3. If the multimeter is to be operated without the power
supply card installed, install the OPTION SLOT
cover plate.
Installation
HI
LO
Monitoring device
(e.g., chart recorder)
2-5