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TIME MARKER
PULSE
GROUND WHEN
MINUTES SELECTED
NOTES:
I. U2 UNUSED COM-
PONENTS NOT
SHOWN.
2. RESISTANCE IS IN
OHMS.1I4W.5-t.
OSCILLATOR
OUTPUT
-12V
OSCILLATOR
GROUND
H MARKER HEAT
CONTROL VOLTAGE
OSCILLATOR
FILTER
CURRENT
SENSING
CRI
R24 OSCILLATOR
10
DECOUPLING
-12V
-12V
R40
150K
R28
18K
C22
0.47
C23
0.47
R27
27K
R21
120K
R22
5.6K
DRIVER
MARKER
HEAT
SERIES
RE
010
CIO
33 pF
R25
680
III.
+5V
~~O~;
RI6
HF OSC
IK
07
CI2
~.47
RI8
2.18K
v ••
.2.·4
C9
.05
+12V
I
I
I
~~
1
. . . - - - - - - - -.....
-----+
F
~~~~~~SWS~L~CTED
1
I
I
........----+19
I
.----t----+-+---~I
E
I
I
I
L.....--R-3-9......- -.... RII't41\r-2--........
SOI-L-E-N-0-ID--~
1 2 -24V
1.8K
1.8K
TRANSIENT
I
PROTECTION
I
J\-.......
Ryl""5.............- - - - - - - - - - - - - - - - -.......
-R4-3------~~-
.......
----~1
5 +12V
Sl.
61.9K
1
" '•• 1%
r-~.,.....
....
- + - - - - - - - - - _ + _ - - + _ - - - - 4 1 1 0 MARKER ,HEAT
RO~~
1
VOLTAGE
~s:%
1
I
1
1
I
1
.R14
4.7K
C3
1500pF
STABILIZ-
ING
NETWORK
R6
150
TIME
GENERATOR
+12V
SERIES
REGULATOR
+
C5
6.6
R34
10K
R29
1.8K
R7
2.7K
R35
3.3K
2+5V
R31
33K
Cn
.05
-=
R30
50
S.
r------------
I
I
I
I
I
I
I
I
I
L
r------------------------------------------------------.
I
I
I
LI
I
I
IL
100,.li
L¥_
7
.....J
I
R8
-12V SERIES
SUPPLY
)~
REGULATOR
6~L~~~
1
3
~----------+---+---+-JoN.---J
16
A8
C6
C7
~ K
REGULATOR/OSCILLATOR P.C. BOARD (07754-60180)
T
I,.F
I
.05,.F
~
I
L
~
__
~
~
+5V 7
+20V
41f-------<~------------4>----------.>---+---+---+--+---~-~
I
I
I
I
I
1
1
I
1
I
Alf-~~~~-------~---~------~-~-~--+-~-----~
OSCIUMOR
SUP~Y ~GULATOR
I
RI9
~-~~-------------.---.....:----+--.,
RI
R3
R4
4K
I
5K
4K
3.3K
118.
I
'II'.,'"
11••.0.........
--'+c.:.1"'"2V~----------J
......
1
CW
RII
~K'3
R2
10K
.-
I
2K
118.......
,....-
__. 1/••• 1....
I
I
I
B
I
~----+-
..................
---+----_+_--+-------J
-20
LINE
FREQUENCY
ACINPUT
REF. GROUND
POWER GROUND
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