Agilent Technologies 4284A Service Manual page 167

A 4 0 S C A N N E R I N T E R F A C E 2 OF 3
From
EXT.DCU 0
1 of 3
Ai l cl C:
6514 2
CO
22 2 2 1 2
1 0 I 1 I 1 2 1 1 1 3 1 4 1 5 16
2 2 22
2 2 2 f 2
CO
45:71n1
TP1
U3
U3
J1 7
t /C00
3
/C191
11
2 /CH2
4 /
2 1 /0.13
3 ; /C H4
From
3 1 /CHS
Rear
4 /0.10
4 /017
: /CH_JA-ID
/ E ) T TRIG
BD(0,15)
6 0 1 0 : 151 0
BA(1:15)
6011:151 0
016
Pif4
/B,1114 0
/BLDS 0
BR/w 0
B E 0
From
/BRESET 0
1 of 3
CCereDti 0
CH10.7)
U3
14
11 r
2
u4
4
9 5 V R25
T 470
1213 7 9 10
\O B D ( 0 ) 33
2 CHt01 0/
NIELL2L„,
CH(1) 1/
2 6 0 1 2 )
4 04)2) 2/
P ., 3 1 10131 3.2 CH(3)
3/
9 4 \ 4 B 0 1 4 1 29 CH(4) /
0 9 O.
7 CH(5> 5/
04)6)
6 /
97 8 0 1 7 1 26 CH(71 7/
177
1 0 0 4 VALID
22 He
2
24
tl
2
134(1i 36 nt
no 4
9\2 8612)
no
ro
25
40
39
01
Te
F i g u r e 4 - A 4 0 - 2 . A 4 0 S c a n n e r I n t e r f a c e S c h e m a t i c Di a gram. ( 2 of 3)
2
0171615 413
'\1\, I
9 1 0 1 1 12113 1 1 141516
AnI
=
O A A
O
V 0
2 2 2
A A
•SV
US.
450
1 6
T U6
113 10
0
9
re6
15
•511
2
2
95v •51.1
2
U S
6
:5 3
2
J 1
, /INDEX 6
To
US
Rear
/EDO
NOTES:
4
'94 13
1 . R E F E R E N C E D E S I G N A T O R S W I T H I N T H I S ASSEMBLY ARE
T o All
/SCANIER_INT
2. U N L E S S O T H E R W I S E INDICATED:
A B B R E V I A T E D . P R E F I X A B B R E V I A T I O N W I T H ASSEMBLY
N U M B E R F O R C O M P L E T E R E F E R E N C E DESIGNATOR.
R E S I S T A N C E I N O H M S (C)
C A P A C I T A N C E IN MICROFARADS (uF)
I N D U C T A N C E IN MICROHENRIES (0)
4-A40-9