Control Data Corporation CYBER 170 Series Operator's Manual page 286

D-2
(Used With 3649 Controller)
(Used With 3447 Controller)
51
COLUMN
RELOAD
MEMORY
Figure
D-1. Card Reader Switches
SINGLE PICK
Cycles a single card through the reader when the
AUTO/MAN switch is in MAN" position. It does
not light.
RUN/STOP
The card feed may be controlled manually when
the AUTO/MAN switch is in MAN position. The
set side is lighted.
RESERVE A/B (3649 Controller only)
One side lights as one of the two converters
attached to the controller reserves reader access.
PARITY A/B (3649 Controller only)
This light appears only when a parity error occurs
during the transmission of a connect or function
code. An error message will appear on the
console screen.
PAR/CONN (3447 Controller only)
Similar to the RESERVE and PARITY switches of
the 3649 Controller in that one side lights for a
parity error and the other when the reader is
connected to the controller channel.
51 COLUMN
Allows short (51-column) cards to be read. It is
lighted when set.
RELOAD MEMORY
Feeds data from a new card into card reader
memory buffer when pressed, providing
AUTO/MAN is in AUTO. It does not light. It
should be pressed prior to each READY.
Inside the right front door are several lights that indicate
malfunction.
If FEED/FAIL is lighted, a card is not
acceptable or a· card jam exists. Lifting th~ read station
panel will expose the card guides. The PRE-READ and
COMPARE lights indicate that the
p~e-read
and read
stations do not interpret a card identically. If the card
reader stops during operation, examine the BA TCHIO
(I)
display to determine the action to take. The action can
involve rereading one or several cards. If the card reader
stops at the end of a batch job, check the I display to
ensure that there were no errors on the last card.
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