Tektronix 371B Service Manual page 179

D10. Checking Maximum
Voltage Accuracy of
Voltage Source Mode
371B Service Manual
12. Set the 371B POWER switch to OFF.
13. Change the position of the jumper J340 from CAL to ZERO on
A3 A/D board.
Specifications:
H Each step is within 2 % of total output + 3 % of Step AMPLITUDE + 2 mV.
H Maximum Voltage is 20 times of Step AMPLITUDE except 5 V of Step
AMPLITUDE.
H Maximum Voltage is 10 times of Step AMPLITUDE with the setting 5 V of
Step AMPLITUDE.
1. Change the following 371B setting:
POWER
2. Change the position of jumper J340 from ZERO to CAL on the A3 A/D
board.
NOTE. When the jumper position is changed from ZERO to CAL, store mode is
disabled.
Performance Verification
OFF
5-77