Simplex 2120 - Page 17

FROM
FIG.
36
P
REMOVE POWER TO THE ET
AS FOLLOWS:
. DISCONNECT BAlTERlES
FIRST.
. DISCONNECT AC LAST.
RE-INSTALL UNI
---E-HALF OF
1
RECONNECT POWER TO THE
_ _._-..--- -
THE REMOVED DAUGHTER
I
ET AS FOLLOWS:
. CONNECT AC FIRST.
CARDS
. CONNECT BATTERIES LAS1
I
SET YOUR VOM TO THE
3DCV SCALE AND CONNECT
IT ACROSS THE POINTS
SHOWN IN THE ILLUSTRA-
TION BELOW
I
REMOVE POWER TO
H
REINSTALL ONE-HALF OF
THE ET
THE REMAINING
DAUGHTER CARDS
H
CONNECT YOUR VOM
RECONNECT POWER TO THE
ACROSS THE POINTS
ET
SHOWN IN THE
ILLUSTRATION BELOW
J
ET
CPU
BOARD
RED LEAD OF
VOM TO PIN 8
OF IC18
TO BLACK LEAD
OF VOM
= TB13
Channel Failure Isolated to an ET
FIGURE 3H
15
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