Tektronix TDS6404, Service Manual

Page: 95 / 252

Performance Tests
TDS6000 Series Service Manual
4- 39
H
Press Close .
c. Set the vertical scale:
H
Set the vertical SCALE to one of the settings listed in Table 4--4 that
is not yet checked. (Start with the first setting listed).
H
From the tool bar touch
VERT
and touch
Position
.
H
Use the keypad to set vertical position to --3 divisions (press CLR ,
3 , -- , and then ENTER , on the keypad).
H
Set the Coupling to DC .
H
Touch
Offset
.
H
Use the keypad to set vertical offset to 0 V.
H
Press Close .
Table 4- 4: Maximum input voltage limit
Scale
setting Position setting
(Divs) Offset
setting Generator
setting
Readout
with 10X
attenuator
Limits
(without 10X attenuator)
50 mV --3 0 V +1 V +100 mV Coupling in CH readout
stays
Ω
+3 V +300 mV Coupling changes to ground
1 V --3 0 V +5 V +500 mV Coupling in CH readout
stays
Ω
+10 V +1.0 V Coupling changes to ground
d. Display the test signal: Set the generator to the level and polarity
indicated in the table for the vertical scale, position, and offset settings
you have made, or set the generator for the readout indicated in the table
for the vertical scale, position, and offset settings you have made. See
Figure 4--13.