HP 16500B User Reference page 166

Installing and Removing Cards
Rem ovi ng C ards f rom the H P 16500B/ 16501A
To r em ove car ds f r om t he f r am e, you m ust st ar t w i t h t he car d i n t he t op sl ot
(sl ot A i n t he HP 16500B or sl ot F i n t he H P 16501A) of t he f r am e i n w hi ch
you ar e changi ng car ds. Rem ove t he next car d dow n. Pr oceed i n t hi s
m anner unt i l you get t o t he car d you need. To r em ove t he car ds f r om t hei r
sl ot s:
Loosen t he t hum b scr ew s on ei t her si de of t he endpl at e of t he car d
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unt i l t he t hum b scr ew s ar e f r ee f r om t he f r am e. I f t w o car ds need t o
be r em oved t oget her , l oosen t he scr ew s f r om bot h car ds bef or e t r yi ng
t o r em ove t he car ds.
Gent l y, but f i r m l y, pul l on t he heads of t he t hum b scr ew s and sl i de t he
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car ds out .
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