51
Subject to change without notice
21
P2010:
Variable balance CH II
– Press CH I/II pushbutton (IN position) to select channel II.
– Locate and identify P2010 on YP-Board.
– Set input attenuator CH II to 5 mV/div.
– Press channel II GND pushbutton (IN position).
– Set trace with Y-POS II control to the horizontal centre line
of the graticule.
– Rotate variable gain knob of channel II continuously fully
counter clockwise (left stop) and clockwise (right stop) and
adjust P2010 for no trace movement.
CW incorrect
CCW incorrect
CW correct
CCW correct
22
P2009:
Invert balance CH II
– Press CH I/II pushbutton (IN position) to select channel II.
– Locate and identify P2009 on YP-Board.
– Set input attenuator CH II to 5 mV/div.
– Press channel II GND pushbutton (IN position).
– Set trace with Y-POS II control to the horizontal centre line
of the graticule.
– Press and release the INV. pushbutton and adjust P2009
for no trace movement.
Not inverted incorrect
Inverted incorrect
Not inverted correct
Inverted correct
P2008
P2011 P2012
P2006
P2007
P2005
P2002
P2001
C2007
C2010
C2009
C2011
P2003
C2107
C2108
C2103
C2110
P2016
P2014
P2015
P2010
P2009
YP-Board
P2008
P2011 P2012
P2006 P2007
P2005
P2002
P2001
C2007
C2010
C2009
C2011
P2003
C2107
C2108
C2103
C2110
P2016
P2014
P2015
P2010
P2009
YP-Board
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
