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C219
.1UF
-12V
15.0K
C416
.1UF
-12V
C104
.1UF
+12V
R100
511.0
CR307
D-0141
OSCILLATOR
10MHZ
C215
.1UF
+5V
R113
200.0
SAMPLE AND HOLD
+12V
PHASE DETECTOR
C402
.001UF
CR402
D-0141
R303
6.19K
Q204
Q-0188
C206
.1UF
CR204
TP108
+5V
+12V
R205
10.0K
R206
2.00K
R204
5.11K
9
10
8
U202C
74LS86
Q100
Q-0221
C100
300PF
C101
600PF
R104
200.0
R106
392.0
R105
5.00K
R103
5.00K
1
2
3
U202A
74LS86
Y105
10MHZ
C110
15PF
C109
2-22PF
10MHZ REF
CR403
D-0141
C305
100PF
+12V
-12V
-12V
R305
12.1K
H4
7 6
8
U406B
DG211
2 3
1
1
2
1
3
45
U406A
DG211
C302
.1UF
C303
.1UF
TP403
C404
.01UF
+12V
-12V
+5V
2
3
1
8
4
U302A
TL072
FREQ
CONTROL
C312
33PF
TP100
C403
1UF
R314
CR214
D-0269
6
5
7
U302B
TL072
L115
.7-.94UH
C116
.001UF
C115
300PF
Q214
Q-0190
C113
10UF
R313
20.0K
R214
200.0
ADJUST L115 SO THAT
TP100 IS AT +8V AT
ROOM TEMPERATURE
LOW = GO
CURSOR
CLOCK
CENTERING
Q408
Q-0188
C214
100PF
+5V
+5V
R308
10.0K
R309
2.00K
R307
100.0K
<38>
H2
/CLK_RUN
-12V TURNS ON OSCILLATOR
Q407
Q-0190
C307
12PF
-12V
-12V
R407
10.0K
R408
10.0K
CR306
D-0322
-12V
R409
221.0K
R207
22.1K
NC
C207
.1UF
C108
.1UF
+V
1
IN1
3
IN2
4
-V
6
STB1
13
OUT1
11
OUT2
9
STB2
8
U207
LM361
-12V
+12V
-12V
+5V
+5V
<38>
10MHZ TTL SIGNAL
H4
FREQ_CAL
<38>
D5
COUNTER_CLOCK
C102
.1UF
C306
.1UF
+12V+5V
<38>
C118
33PF
/FREQ_CAL
+5V
R117
10.0K
LM361
DGND PIN 10
+5V PIN 14
Q311
Q-0188
+12V
R211
1.00K
6
5
7
U211B
TL072
ANALOG DELAY
C311
100PF
CR312
D-0141
+5V +12V
R311
10.0K
R112
2.00K
R111
8.25K
<38>
F4
Q411
Q-0188
C412
22PF
/RAMP_START
+5V
R412
10.0K
R411
2.00K
R410
100.0
C211
.1UF
CR310
D-0322
C112
.1UF
+12V
-12V
3
2
1
8
4
U211A
TL072
RAMP
ANALOG
DELAY
C313
36PF
CR311
D-0322
TP315
R110
5K
-12V
R310
3.01K
+V
1
IN1
3
IN2
4
-V
6
STB1
13
OUT1
11
OUT2
9
STB2
8
U318
LM361
C218
.1UF
+12V
NC
C120
.1UF
+5V
+5V
C
X
1
4
R
X
1
5
A
1
B
2
C
L
3
Q
13
Q
4
U218A
74LS123
OUTPUT
SIGNAL
NC
<38>
G1
250nS
+V
1
IN1
3
IN2
4
-V
6
STB1
13
OUT1
11
OUT2
9
STB2
8
U120
LM361
T_CURSOR_IN
-12V
SEE ELECTRICAL PARTS LIST
PARTS WITHIN BOX
HAVE BEEN CHANGED
IN REAR OF MANUAL
NC
<38>
G2
SUBCURS
+5V
+5V
<38>
A1
J180
3
4
SUBCURSE
/SUBCURSE
+12V
R417
47.5K
R418
12.7K
R416
10.0K
5
6
7
U414B
TL072
C314
.1UF
10 11
9
U406C
DG211
15 14
1
6
U406D
DG211
C414
.1UF
+12V
-12V
R414
3.01K
R419
1.00K
3
2
1
8
4
U414A
TL072
<38>
C5
<38>
C5
<39>
H2
<39>
H2
/CURSOR_2_EN
/CURSOR_1_EN
CURSOR_1_DELAY
CURSOR_2_DELAY
1780R–SERIES
-12V
TIMING CURSORS <37>
PART OF A4 Z-AXIS BOARD