Tektronix 2440, User Manual

Page: 473 / 531

2440 Service
W A V E F O R M S FOR DIA G R A M 19
▼ B ▼ c ▼ 0 ▼
TEST SCOPE A DELAY BY EVENTS
_________,
□M ICR411 >Q
jQ __ O
is
□KH VR316 IQ
SI
6____ ,
~ 1 " i3C638Cj
S)CH CR541 KXOOl R543 |OCH CR644 l t d ^ ■ 1 °
O l R546~[O O t t f C R 4 4 2 lQ 0 T~R443~l0 0 r R 4 ^ ~ l 0
O l R643 IQ
345!
I D ]
,2,
DC
617CI
O R
620
I
0
O R 170O
O|R180|O
O |R160|OL>C957d
0 4 R179 j - O
u ~ o
0 |C165|0
O - R278 - Q
O - R277 - O
0|R178|0
Q] C160 IQ
C H R263 f- O
CR162IC(y
'0|R162|0 |
a
o
o
w CR565
o
o
o
o
o o
O l R500 ^
OO O
3 C S 90 C I
O H R 690 | - Q
4
002880
q O H R 393 f - O
R976 1-0
R691 | - 0
3 C 6 9 2 C ]
..R g M j-O D
X289CI
U“ JI
9 oicisoto 9
y o c
cy
£ $
0 |ci79|0 o lciroK
! □ □ □ □ □ □ □
_ n _ W176
Figure 9-11. A17— High Voltage board.
A17 —HIGH VOLTAGE BOARD
C IR C U IT 8 C H E M C IR C U IT S C H E M C IR C U IT SC H E M C IR C U IT S C H E M C IR C U IT S C H E M C IR C U IT SC H E M
N U M B E R NU M B E R NU M B E R N U M B E R NU M BER N U M B E R NU M B E R NU M B E R N U M B E R NU M B E R N U M B E R N U M B E R
C109 19 C618 16 CR643 19 0641 16 R247 19 R620 19
C133 19 C628 19 CR644 19 R24B 19 R639 19
C139 19 C629 19 R100 19 R260 16 R641
19
C l 50 19 C638 19 DS490 19 R119 19 R261
16 R642 18
c ie o 19 C639 18
DS491 19 R122 19 R262 16 R643 19
C165 19 C640 19
R137 19 R263 19 R644 19
C179 19 C688 19
J162 19 R145 19 R277 19 R645 19
C189 19 C689 19
J172 19 R160 19 R278 19 R689
16
C690
JUS
19
R161 16
R279 16 R680 19
C216 19 c m ? 19
J174 19 R162 19 R297 19 R691 19
C217 19 C694 19
J176 19 R170 19 R296 16 R683 19
C216 19 19
R178 19 R300 19 R694 19
C234 19 CR134 19
L605 19 R179 18 R305 19 R976 19
0239 19 CR162 19
R180 19 R315 16
C260 19 CR217 19
0145 19 R200 19 R316 19 T525 19
C269 19 CR315 19
0152 19 R216 19 R393 19
C288 19 CR411 19
0215 19 R218 19 R395 19 U168 19
C269 19 CR442 19
0216 19 R219 18 R400 19 U227
19
C295 19 CR500 19 0217 19
R220
19 R442 16
C327 19 CR541 19 0269 19 R221 16 R443 19 VR209 19
C409 19 CR565 19 0500 19 R233 19 R500 19 VR316 19
C613 19 CR610 19 0628 19 R245 19 R543 16
C617 19 CR611 19 0640 19 R246 19 R546
19 W175 19
REF 1
A
1
7
—
H
I
G
H
V
O
L
T
A
G
E
F
I
G
.
9
-
1
1
B
O
A
R
D