Tektronix VITS 200 Instruction Manual page 276

U21-16 (DISPLAY)
3
U21-23 (CLAMP)
3
REM[0..15]
REM[0..15]
R183
5 2.7k
1
+5V
2 3 4 5 6 7 8 9
(REMEN)
REM8
J12-25
C103
REM9
0.1uF REM10
5
REM0
REM1
REM2
REM3
REM4
REM5
REM6
REM7
C105 C108 C104
0.1uF 0.1uF 0.1uF
REM15
R196
2.7k
1
+5V
1
2 3 4 5 6 7 8 9 0
RBYPASS
REM8
J12-20
REM9
REM10
5
REM11
REM12
REM13
REM14
+5V VCC
REM14
REM13
C149
GND
0.1uF
C148
-5V VEE 0.1uF
671-2131-00 - 01
+5V +5V +5V +5V +5V +5V
C75 C76 C77 C78 C80 C81
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
+10V +10V +10V +10V +12V
C111 C112 C113 C114 C119
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
VITS 200
FP[0..4]
3
PROGPRES
EXT1PRES
J17-16
R56
5
1
(FPSW)
U21-21
D[0..7]
3
3
U54
PAL16L8
1
I0/CLK
2
I1
3 19
U21-20 (REMOTE) I2 F0
4 18 (STAT1)
(STAT) I3 F1
U21-15
5 17 (CONTROL)
I4 F2
6 16 (REMOTE1)
I5 F3
A0 7 15 (REMOTE2)
I6 F4
A1 8 14
I7 F5
9 13
I8 F6
11 12
I9 F7
A[0..19]
A[0..19]
3
STAT[0..7]
STAT[0..7]
5
CR2 CR3
1 8 1 8
+5V +5V
1
0 2 3 4 5 6 7 2 3 4 5 6 7
R184
220
1 16
2 15
3 14
4 13
5 12
6 11
7 10
8 9
C109 C102 C107 C101 C106
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
CR4
1 8
+5V
2 3 4 5 6 7
R197
220
1 16
2 15
3 14
4 13
5 12
6 11
7 10
8 9
C146 C145 C144 C143 C142
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
C147
0.1uF
+5V +5V +5V +5V +5V +5V
C85
C82 C83 C84 C87 C88
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
+12V +12V +12V
C115 C116
C120 C121 C122
0.1uF 0.1uF
0.1uF 0.1uF 0.1uF
-10V -10V
ED[0..7]
FP[0..4]
U52
74ALS244
FP0 2 18 ED0
1A1 1Y1
FP1 ED1
4 16
1A2 1Y2
FP2 6 14 ED2
1A3 1Y3
FP3 ED3
8 12
1A4 1Y4
FP4 11 9 ED4
2A1 2Y1
ED5
13 7
2A2 2Y2
15 5 ED6
2A3 2Y3
ED7
17 3
2A4 2Y4
MONOCHR
1
1G
J10-40 19
2G
5
671-2131-00 -01
D[0..7]
U53
74ALS245
D0 18 2 ED0
B1 A1
D1 17 3 ED1
B2 A2
D2 16 4 ED2
B3 A3
D3 15 5 ED3
B4 A4
D4 14 6 ED4
B5 A5
D5 13 7 ED5
B6 A6
D6 12 8 ED6
B7 A7
D7 11 9 ED7
B8 A8
19
G
1
R/W DIR
U23-83
3
671-2131-00 - 01
U51
74ALS244
STAT0 2 18 ED0
1A1 1Y1
STAT1 4 16 ED1
1A2 1Y2
STAT2 6 14 ED2
1A3 1Y3
STAT3 8 12 ED3
1A4 1Y4
STAT4 11 9 ED4
2A1 2Y1
STAT5 13 7 ED5
2A2 2Y2
STAT6 15 5 ED6
2A3 2Y3
STAT7 17 3 ED7
2A4 2Y4
(STAT1) 1
1G
(STAT1) 19
2G
U50
74ALS244
2 18 ED0
1A1 1Y1
4 16 ED1
1A2 1Y2
6 14 ED2
1A3 1Y3
8 12 ED3
1A4 1Y4
11 9 ED4
2A1 2Y1
13 7 ED5
2A2 2Y2
15 5 ED6
2A3 2Y3
17 3 ED7
2A4 2Y4
(REMOTE1) 1 +5V
1G
(REMOTE1)
19
2G
CR6
CR5
U62
74ALS244
2 18 ED0
1A1 1Y1
4 16 ED1
1A2 1Y2
6 14 ED2
1A3 1Y3
8 12 ED3
1A4 1Y4
11 9 ED4
2A1 2Y1
13 7 ED5
2A2 2Y2
15 5 ED6
2A3 2Y3
17 3 ED7
2A4 2Y4
(REMOTE2) 1
1G
(REMOTE2) 19
2G
+5V +5V +5V +5V +5V +5V
C89 C90 C91 C92 C93 C94
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
TP1 TP2
C117 C118 C125
0.1uF 0.1uF 0.1uF
-10V -10V -10V
REV AUG 1995
DD[0..7]
DD[0..7]
671-2131-00 - 01
U47
U48
74ALS273
74ALS273
ED0 3 2 DD0
D1 Q1
ED1 DD1 CLAMP1
4 5 3 2
D2 Q2 D1 Q1
ED2 7 6 DD2 4 5 CLAMP2
D3 Q3 D2 Q2
ED3 DD3 CLAMP3
8 9 7 6
D4 Q4 D3 Q3
ED4 13 12 DD4 8 9 CLAMP4
D5 Q5 D4 Q4
ED5 DD5 DIAG0
14 15 13 12
D6 Q6 D5 Q5
ED6 17 16 DD6 14 15 DIAG1
D7 Q7 D6 Q6
ED7 DD7 DIAG2
18 19 17 16
D8 Q8 D7 Q7
18 19 DIAG3
D8 Q8
(DISPLAY)
11
CLK
1 11
VCC CLR CLK
1
CLR
DIAG3
U58-7
671-2131-01
U48
74ALS273
ED0 3 2 CLAMP1
D1 Q1 CLAMP1
U56A-2
ED1 4 5 CLAMP2
D2 Q2 CLAMP2 U56B-4
ED2 7 6 CLAMP3
D3 Q3
ED3 8 9 CLAMP4
D4 Q4
ED4 13 12
D5 Q5
ED5 14 15
D6 Q6 CLAMP3 U56C-10
ED6 17 16
D7 Q7 CLAMP4
U56D-12
ED7 18 19
D8 Q8
(CLAMP) 11
CLK (BLANKEN)
1
VCC CLR
U58-7
4
U61-12
U61
(INHIBIT) U58-6 4 J10-37
74ALS273
REMIND R185
ED0 3 2
D1 Q1
ED1 4 5
D2 Q2
ED2 7 6
D3 Q3
ED3 8 9
D4 Q4 GLSEL1 J17-11 U12-9
ED4 13 12
D5 Q5 LINESEL 5
J17-10
ED5 14 15
D6 Q6
ED6 17 16
D7 Q7
ED7 18 19
D8 Q8
FPBYPASS U59-3
(CONTROL) 11
CLK (RESYNC) J17-14 5
1
VCC CLR
Q40
R198
4.32k
FPSTANDBY
U36-18 J17-12
4 5
+5V +5V +5V +5V +5V +5V
C95 C96 C97 C98 C99 C100
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
TP3 TP4 TP5 TP6 TP7 TP8 TP9
NOTE: SEE PARTS LIST FOR EARLIER VALUES
AND SERIAL NUMBER RANGES.
PROCESSOR I/O
5
5
DIAG[0..3]
4
U12-15
1 U12-14 6
U12-13
2 U12-12 6
671-2131-00 - 01
GLSEL0
6
U12-8
5
6
+5V +5V
C123 C124
0.1uF 0.1uF
TP10 TP11
671–2131–00 & UP
P/O A3 CONTROLLER BOARD
7