+ IOOV
P 2 3 3 0
FROM
Q 2 3 2 6
DIAG
P 2 3 3 2
+ 8V
+ IOOV
R 2 3 5 2 > R P 3 S 4
IOOK f
R 2 3 5 3
6 . 2 K :
• R 2 3 5 5
• SK
-- W v ---
R 2 3 5 7
7 .5 K
s
Q2.35<3
— 8V
C R 2 3 5 6
R 2 3 5 6
I. 8 K
- 8 V
R 2 3 3 I
2 K
— w v --
R 2 3 3 2
2 . 5 K
[ST
H O R IZ
GAIN
R 2 3 3 5
7 5 K
-- W V ---
+ 8V
• R 2 3 3 6
■
I . 5 K
Q 3 3 3 3
-e v
C 2 3 3 7
0 . 5
< R 2 3 3 7
>
4 K
+ 8V
i
C R 2 3 3 4
Q 3 3 3 4
P 2 3 3 4
■»-------------
+ S W P
TO
CRT
+ I 0 0 V
+ 8V
-e v
MGF
REG '
M
\ \
►
//
◄
I
/ /
IL
\ \
J
—
/V
-
-C2387
E 0-5
/ /
IL
\ \
J
/ /
-----------
tov
|
£ ^
/?
IL
\N
V<
si
/ /
I+C23R4
"
2
^ F
7/
k
el
:
' L l
[ j '
------- ----------— - »V
+ 8V
R 2 3 3 0 '
2 0 K
R 2 3 3 3
7SK
- e v
• R 2 3 3 4
: 7 .5 K
- 8 V
R 2 3 4 5
3 3 0
— Wv--------8 V
DIAG
+ 8V
R 2 3 4 2
I.5K
CR23423?
Q 2 3 4 4
R 2 3 4 4
4 K
+ IOOV
s R 2 3 4 7
1
TSK
P 2 3 4 4
- S W P
■»---------------►
TO
CRT
I
P A R TIA L A I2
HORIZONTAL BOARD
Static Sensitive
See Maintenance
Devices
Section
p T l4 "H O R lH lO K n ~ /u " ^ l^ * P L ^ ^ O A R lD
4 4 1
2.374-52.
R E V A J U N \9SO
H O R I Z O N T A L
O U T P U T
<£>
Содержание 442
Страница 9: ...442 Service 442 Oscilloscope viii REV A MAY 1980 ...
Страница 113: ...Figure 7 4 442 Oscilloscope block diagram REV A JUN 1980 2 3 7 4 2 7 A ...
Страница 117: ...A8 VERTICAL BOARD Figure 7 6 Vertical circuit board location ...
Страница 118: ......
Страница 120: ......
Страница 122: ......
Страница 123: ...Figure 7 8 interface circuit board location ...
Страница 124: ......
Страница 126: ......
Страница 130: ...A ll TRIGGER SWITCH BOARD 2 3 7 4 3 6 A Figure 7 10 Trigger Switch circuit board location ...
Страница 131: ...2 3 7 4 S 4 R ev jun VRSO V E R T IC A L OUT PUT CRT t PROBE ADJ 3 ...
Страница 133: ......
Страница 137: ......
Страница 139: ......
Страница 140: ...4 4 Z ...
Страница 142: ......
Страница 145: ...A14 HORIZONTAL OUTPUT BOARD 2 3 7 4 4 0 A Figure 7 14 Horizontal Output circuit board locations ...
Страница 148: ...R EV K JUN 9SO ...
Страница 153: ... 442 ...
Страница 154: ...442 REV A DEC 1978 ...
Страница 164: ......