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Switch/Indicator
REAO/ACCESS/WRITE
SWITCH (Cont'd)
R/W
ONLY/RESET
SWI'l'CH
REPEAT/SINGLE
SWITCH
RTZ SWitch
START/STOP
SWITCH
2-10
TABLE 2-2.
OFF LINE TESTER SWITCH FUNCTIONS (CONT'D)
Mode Select
Switch Position
R/W
ONLY
SINGLE
REPEAT
RTZ
START
STOPS
Function
NOTE
00
not perform write operation with
drive's TAG LINE SELECT switch in
ADDRESS
VERIFY
position.
Write operation begins at Index and ends at
next Index.
Drivf!! writes following pattern:
1.
Delay of
630
~sec
after leading edge of
index mark, before Address Segment of
track is written.
2.
Bit pattern that was leaded into PATTERN
display from end of Address Segment to
leading edge of index.
Seeks are inhibited.
Refer to REPEAT/SINGLE
swi tch for further infozmation.
Seeks enabled.
Refer to READ/WRITE.
Resets starting address of single-access
continuous seeks (SINGLE and CONT) •
One operation will take palce each time
START/STOP switch is actuated
to
START.
If
writing, one seek/write operation is per-
formed.
If reading, one seek/read operation
is performed.
.
In R/W
ONLY
mode the following occurs:
1. While reading, selected track is read
once per START/STOP switch actuation.
2. While writing, one track is written
per START/STOP switch actuation.
Operation continues until START/STOP switch
is actuated to STOP (except, DIRECT mode
has only one operation) •
In READ or WRITE mode, one read or write
operation is performed per each seek.
In R/W
ONLY
mode the following occurs:
1. While reading, select track address is
continuously read and compared.
2. While writing, track is continuously
rewritten.
Drive performs a return to zero seek opera-
tion when RTZ switch is actuated.
Initiates selected operation. If in SINGLE
mode, switch must be actuated for each
execution.
Stops operation.
83318200
C
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