Tektronix PS 5010 - Page 236

\ED2 5
\B03 6
BD4 7
\20 26
iy
\BAl 27 K2
\BA2 28
K3 2 -
+5V
WE
Vcc
C1400
--
SOE
D5
vc~
STROBE
GND
B
A
01
D0
06
04
C
U130l
74LS25 I
DIGIT
DIMMING
z DIM +FS 9
om
90
A
Q1
B
C
DIN
Q2
Q3
04
c 05
t
B02 I!
DIM AND
RELAY LATCH
!-?- NC
6 DIM LOGIC
-FS HV MODE
PI 400-33A
;
+FS HV MODE
Pl400-338
<
TRANSFER STROBE
Pl400-32A
<
FS OUTPUT ON P1400-l8B <
+5v
RN + 62
1 1
/
b U1001-4
1
Ul4l8
74C911
LOGIC DISPLAY
DRIVER
Dl
l2 CC7 PI 400- 13A
-
D2
l3 CC8 PI 400-1 30
03
l4 CC9
Pl400-14A
So
17
LS a
PI 400-9A
Sb
l8 LS b
PI 400-9B
sc 19 LS
c
P1400-10A
Sd
20 LS d P1400-10B
~e -21
LS e
P1400-1 IA
Sf
23 LS f
P1400-I 1B
Sg
24 LS g
P1400-12A
Sdp
25 LS dp
P1400-12B
COMPONENT NUMBER EXAMPLE
Component Number
1 [ L Schemat~c
Assembly Number
- Subassembly Circuit
Number (;fused) Number
1.22 Hz BLINK CLOCK
I
Ul4l2
74LS24 1
0
1 SCRETE
LED
DR
l VER
pref~x-see end of Replaceable Electrical part; L~st.
Static Sensitive Devices
See Maintenance Section
I
74LS390
I CLOCK D I V I DER
at 1 LED ENABLE lg 2~
U13200
+5v
b- v~~ Q7 'l NC ,, 1A4
C1311
--
1 lA3
Q6 NC
U1323B
46
74LS08
1Al
\BA3
I A at U 1 323C
28
74LS0B
,014 2 Q4 10
lA2
\BAS 3
#I
- \ 13. DIN Q3 2A3
RES
SEL BLINK CONTROL 14 - U1321 B
U1314
2Al
74LS259
EL INK U1 321 A
CONTROL
dl/:sCLRlQA 3
(+ 50/100 I
I0 KHz
11412 CLR
I
4 NOT ENTERED P1400-20A
-J1400-20A
8
LS VOLTS Pl400-21A
>
- J1400-21A
6
LS AMPS
PI 400-2IB
> J1 400-21B
3
+FS VOLTS P1400-22A
> - 51400-22A
3
+FS AMPS PI 480-228
> 51400-22B
3
-FS VOLTS
PI 400-23A
> - J1 400-23A
7
-FS AMPS P1400-23B
) --+ 51408-238
D
I V l DER
(t81921
P/O A1 2 CPU BOARD
-l
A
REV SEP 1981
3391 -62
DISPLAY v
DJD