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Figure
8
-
33.
Marker
Assembly
A8,
Schematic Diagram
(1
of
2)
2309A
&
Below Change
A8
to HP Part Number 08559
-
60022.
Replace function block
(I)
of Figure 8
-
33 with new P/O Figure
8-
33 (1 of 2) (SERIAL PREFIX 2309A) included in this Manual
Backdating supplement.
21528
&
Below Make the following changes to new Figure 8
-
33 (1 of 2) (SERIAL
PREFIX
23OgA)
:
Change R33 to 34.8K.
Change R87 and
R88
to 34.8K.
Delete the +14.5V supply at R108.
Delete R108, R109, and CR21.
Connect pin 14 to pin 1 of U2A.
2017A
&
Below In the edge connector table for PI, change FUNCTION BLOCK entry
for pin 10, -10V, to
NC.
Figure
8
-
33.
Marker
Assembly
AS,
Schematic Diagram
(2
of
2)
2309A
&
Below Change
A8
to HP Part Number 08559
-
60022.
Replace right half of function block
(El
of Figure 8
-
33 with new
P/O Figure
8
-
33
(2 of 2) (SERIAL PREFIX 2309A) included in this
Manual Backdating supplement.
2017A
&
Below In function block
(Dl,
change
-
lOV to -12.6V at the wiper of R61
and at pin 4 of U15.
s
1945A00241,249, Make the following changes in function block (El:
258,262,265,277; Change R34 to 10K.
1951A00283,286, Change R62 to IOK.
288-290.292, Change R94* to 61.9K.
295-300: 2003A
&
Below