58
Subject to change without notice
33
RV9002:
X-Gain Adjustment in XY-Mode
– Locate and identify RV9002 on XY-Board.
– Connect a 25 mV
pp
/ 1 kHz square wave signal via a 50 Ω
cable and a 50 Ω through-terminator to input channel I.
– Set input attenuator CH I to 5 mV/div.
– Rotate variable gain knob clockwise to CAL. position.
– Set input coupling to DC.
– Press X-Y pushbutton (IN position).
– Move both dots displayed close to the screen centre.
– Adjust RV9002 for 5 division dot spacing.
Correct
Incorrect
Incorrect
CV9002
XY-Board
RV9002
RV9004
RV9003
RV9005
CV9001
RV9005
RV9001
M9001
A d j u s t m e n t P r o c e d e r e H M 3 0 3 - 6
