BCD
1 1 1
MAP
03
Keyboard
MAP
PAGE
2
OF
4
006
Verify seating
of
keyboard cable connector
to
the terminal.
Verify internal keyboard cable connector
to
logic gate (See Figure 4-16).
If
problem is
not
corrected by reseating
of
cable connectors, exchange
the
keyboard
logic card.
Verify the keyboard
1.0. jumpers
to
be sure
that
the
new
logic card is the same.
(If exchange
of
the keyboard logic card does
not
correct
the
problem, use
the
keyboard
cable chart
to
trace cable wires, connector
pins
to
isolate a failing cable
or
connector.)
Verify using Test Mode.
007
Verify seating
of
keyboard cable connector
to
the terminal.
Verify internal keyboard cable connector
to
logic
gate. (See Figure 4-16)
If
problem is
not
corrected by reseating
of
cable
connectors, exchange
the
keyboard logic card.
Verify the keyboard
1.0. jumpers
to
be sure
that
the
new
logic card is
the
same.
(If exchange
of
the
keyboard logic card does
not
correct the problem, use the keyboard cable
chart
to
trace cable wires, connector pins
to
isolate a failing cable
or
connector.)
Verify using Test Mode.
008
Verify seating
of
keyboard cable connector
to
the
terminal.
Is
problem still present?
If
3 3
E F
2·03·2
SY27·2510-6
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