3 . 3 . 2 . 7 O ve r l oa d De t e c to r
S i g n a l from Vari able Gain
R30
+ 5V
R3 1
R32
+ V
C 26
Ampl i fi er go i ng to
S igna l Over l oad
Phase Rectifier
R33
C28
R34
to
M
i ero-Com pu ter
F i g ure 3-1 1 .
Ove r l oa d De tector
Ove r l oa d d e te c t o r U7 mon i t o r s t he s i g n a l g o i n g f r o m the o u t p u t of t he
va r i a b l e g a i n ampl i f i e r t o t he pha s e r e c t i f i e r .
T h i s peak de t e c t o r
i n d i ca te s o ve r l oa d w h e n t h e s i g n a l i s too h i g h .
T h e de t e c t o r ' s ou tpu t
goe s
H I
w h e n a n ove r l oa d o c c u r s a n d t h e V i d e o B r i dg e d i sp l ay r e s u l t s i n
a n e rr o r m e s s a g e o f " E RROR Ana l o g " .
See S e c t i o n 2 . 1 1 f o r e r ro r me s s a g e de s c r i p t i on s .
3
-
1 7
e
l
s
l
i
2 1 5 0 / 2 1 60
5 /8 5
Содержание VideoBridge 2150
Страница 24: ...BLANK 1 6 e l s l i 2 1 50 2 1 60 5 8 5...
Страница 222: ...5 3 1 Mo the rboa rd Ca ble Assembly piN 4 9 3 0 2 METRI C A l l D ims in mm 1 14 3 1 _ 215 4 E F TO MOTHE OA Rt 5 4 56...
Страница 230: ...R54 R 1 9 R23 6 TP8 o O NC N N N N a a a a a F i gure 5 5...
Страница 252: ...A t S E C T I ON A A 4 5 0 0 m m 5 rY1 m A...
Страница 307: ...Figure 8 1 General Handler Interface Circuit Assembly P N 47895 B 2 e s i 2150 2160 5 85...
Страница 318: ...DIOII DI Z G O O L 2 _ j_ _ D I04 4 _ _ _ DI05 __ t _ _ DI06t2 DI01 __ _ r _ OI08 r U4 n l r L t TM 9914 Fig...
Страница 330: ...F i gure 8...