Tektronix 323, Instruction Manual

Page: 77 / 170

Maintenance— Type 323
•A’ to 'K ', Pwr *»9
* 5 7 0
D 570
* D 5 7 S A j
i D575B
(0
3 ID 5 7 5 C J
0 5 7 S 0 B B
m D575E ,
r D ^ S F l H
[ f l DS75G
| D 5 7 5 H » |
a D 5 7 s n
rD575K B
|T ? 5 7 5 M S
■P DS7SN
ljR587~Pl
R 5 8 0 M (
R 5 8 2 j _ r
C572
u l 0 5 2 9
C529
'• R 5 9 I
* 5 9 0 I
R’ to ecw cont, INTENSITY
•Q' to ccw cont, FOCUS
B' + 1 7 5 V to ‘ A O ’ , M a in bd
•C' + 1 0 0 V to 'A N ', M a in bd
■R' to: pin 1, CRT
conter cont, INTENSITY
‘ N ’ to cw cont, FOCUS
'M ' to: pin 13 CRT,
conlor cont FOCUS
•F’ — 5 V from U ',
Pwr Rog bd
G ' to T , Pwr Reg bd
•O' to cw cont, INTENSITY
'K ' to p in 12, CRT
[FRONT
Fig. 4 -2 0 . Power Supply circuit board.
‘F* to T , Pwr Sup bd
•G' + 14 V to : *H', Pwr Sup bd
'B J', M a in bd
'E' to 'J ', Pwr Sup bd
•D' — S V to ‘ Y1, M a in bd
*C + 5 V to *R‘, M a in bd
*B' to GND on Pwr Sup bd
to O N po sitio n, POWER sw
R _519~. ----
* 5 1 8 f c Q5 1 8
L * 9 9 R 5 ' 0 | » * g f
7 05 1 6 - C O S IS
1
J D547 -
^ J S | R 5 1 2 f c
* f R 5 4 7 C - ^ 2
■ * 0 S 6 5 V » .O 5 6 2
j M * 5 6 i
R 5 6 4 -M |
C 5 6 4 / P 5 '
r R S 6 2 jr CS63
OS69| Q56 7
C 559
Q 5 5 8 |Q 5 5 7
1559
I 0 5 5 4
8555 I
IR556
RS65
® i
4-21
Fig. 4 -2 1 . Power R egulator circuit bo ard.