Keithley 2182, Service Manual, Page: 33 / 120

4. When the unit is done calibrating, it will display the following prompt:
REMOVE INPUT
5. Remove the low-thermal short, and press ENTER. During this phase, the
CALIBRATING message will be displayed.
DC volts calibration
1. After the front panel short and open procedure, the unit will prompt you for the first DC
voltage:
10.000000 V
2. Connect the calibrator to the CHANNEL 1 input of the Model 2182 using the low-
thermal cable, as shown in
Figure 2-2 . Wait two minutes to allow for thermal equilibrium
before proceeding. Model 2107 cable connections are summarized in Table 2-3 .
Figure 2-2
Connections for DC volts calibration
Table 2-3
Input cable color codes
Input connection Wire color
Channel 1 HI Red
Channel 1 LO Black
Channel 2 HI Green
Channel 2 LO White
!
CHANNEL 1
CHANNEL 2
Model 2182
2107 Low
Thermal Cable
OUTPUT LO
Red (CH1)
Green (CH2)
OUTPUT HI
Black (CH1)
White (CH2)
DC Voltage Calibrator
2-8 Calibration