ESI VideoBridge 2150, Service Manual

Page: 55 / 332

Ta b l e
2 - 1 . Mod e l 2 1 5 0/2 1 60 Te s t Code F u nc t i on s ( ca n t )
T E S T CODE N O .
1 8
1
9
2 0 a n d - 2 0
2 1
2 2 a nd - 2 2
2 3 a nd - 2 3
F UN C T I ON
( 9 )
TO TAPE . S a v e s k e y bo a r d l o c k
( 9
CODE ) t o tape
on t h e Mode l 2 1 6 0 . To u n l oc k t he k e y b o a r d a f t er
t h e t a p e f i l e h a s b e e n l o a d e d , u s e
- 9
C O D E
( 2 . 9 . 5 . 3 ) .
F I L E NAM E . Di s p l a y s f i l e n ame o f l a s t f i l e l oaded
on the Mode l 2 1 6 0 . Upon e n t e r i n g t h i s c o d e , t he
V i d e oBr i dg e
w i l l d i s p l a y : [ F I L E = f i l e name ]
( 2 .
9
. 6 . 4 ) .
A L P H A K B . 2 0 CODE rede f i n e s t h e ma i n V i d e o B r i d g e
ke y boa rd to i n c l u d e f u l l a l pha n ume r i c s . T o c l e a r
t h e a l p ha k e y boa rd mode a n d r e t u r n to t he n o rm a l
( d e f a u l t ) k ey boa rd mo de , u se - 2 0 code ( 2 . 1 . 1 . 2 )
GO/NO-GO . The GO/NO-GO mode d i s p l a y s PASS o r FA I L
s ymbo l s o n t h e CRT d i s p l a y ( 2 . 7 . 8 ) .
UN-CAL . Tempora r i l y re move s " CAL I B " c o n d i t i o n
f rom pre s e n t t e s t s e t up . Z e ro c o rre c t i o n o f f s e t s
a re re ca l l e d w h e n e i t h e r t h e t e s t f re q u e n cy o r
t h e t e s t l e ve l f o r tha t s e t u p i s re- e n t e re d . - 2 2
C O D E p e rma n e n t l y e ra s e s a l l s t o re d z e ro o f f s e t
va l ue s ( 2 . 3 . 5 ) .
G P I B /PET . T h e S R Q l i n e i s re s e t w h e n t h e
V i d e o B r i d g e i s a d d re s s e d a s a t a l k e r .
t h i s mode , u s e -2 3 CODE ( A . 2 . 1 6 . 3 ) .
To c l e a r
2 - 1 6
e l s l i 2 1 5 0 /2 1 6 0 5 / 8 5
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