Roll-Back Operation - Sony PCM-3348HR Operation Manual

4-3 Tape Transport Operations

4-3-2 Roll-Back Operation

Function
This function uses rewind or fast forward to position
the tape to a particular position by exactly the preroll
time.
The preroll time is the value saved in the preroll time
register, which is used to begin tape playback a short
time before a particular position.
The factory setting for the preroll time is 8 seconds.
Roll-back point
Preroll time
Fast forward Rewind
Roll-back operation
Procedure
1
Use any of the following methods to set the time
value for the target position on the LOCATE
TIME display.
•
Enter the value directly using the numeric
buttons.
•
Listen to the playback signal, and press the
button at the desired point.
•
Recall a time value saved in a register.
For details on how to display a time on the LOCATE
TIME display, see the section "Displaying a time value
on the LOCATE TIME display" (page 4-23) and for
details on retrieving values from registers, see Section
4-6-3, "Using Registers to Save to Retrieve Time
Values" (page 4-24).
2
Press the RLB button.
The tape rewinds or fast-forwards to a position
before the position in the LOCATE TIME display
by exactly the preroll time, and stops.
4-12
Chapter 4 Basic Operations of the RM-3348HR Remote Control Unit
If subtracting the preroll time from the target position,
the time value becomes negative, the indication
"ILLG" appears on the LOCATE TIME display, and
the roll-back operation is not carried out.
Selecting automatic playback from the
preroll position
Use either of the following methods.
•
•
Position indicated by
LOCATE TIME display
↓
Note
Press the RLB button; then while the roll-back
operation is in progress, press the PLAY button.
Press the PLAY button while holding down the RLB
button.
In either case, the unit automatically switches to
playback when the roll-back operation has completed.