Tektronix CSA7404B - Page 142

Performance Tests
4-66
CSA7404B, TDS7704B, TDS7404B, TDS7254B & TDS7154B Service Manual
Table 4- 4: Gain accuracy (Cont.)
Channel Accuracy limits
Difference of
measurement
means
Measurement
mean
Generator
setting
Offset
setting
Position
setting (Divs)
Scale
setting
--380 mV
0 +4.5 V +4.88 V +734.2 mV to +785.8 mV
+4.12 V
0 -- 4 . 5 V --4.12 V +734.2 mV to +785.8 mV
--4.88V
200 mV 0 0V +760 mV +1.482 V to +1.558 V
--760 mV
2 +4.6 V +4.96 V +1.469 V to +1.571 V
+3.44 V
-- 2 -- 4 . 6 V --3.44 V +1.469 V to +1.571 V
--4.96 V
500 mV 0 0V +1.90 V +3.705 V to +3.895 V
--1.90 V
4 +5 V +4.90 V +3.682 V to +3.918 V
+1.10 V
-- 4 -- 5 V --1.10 V +3.682 V to +3.918 V
--4.90 V
1V 0 0V +3.80 V +7.410 V to +7.790 V
--3.80 V
0 +2.0 V +5.00 V +5.826 V to +6.174 V
--1.00 V
0 -- 2 . 0 V +1.00 V +5.826 V to +6.174 V
--5.00 V
d. Display the test signal:
H From the tool bar touch VERT and then touch Position.
H Use the keypad to set vertical position to the number of divisions
listed in the table for the current vertical scale setting and offset.
H Touch Offset.