Mt-16 Board - Sony PCM-1630 Operation And Maintenance Manual

MT-16 board
3 SW4
(!)
SWl: PEAK BOLD switch
This switch selects the function of the
level meter -- as a peak hold meter or a
peak meter.
ON: The level meter functions as a peak
hold meter. The level of the highest peak
is indicated and held on the scale for
approximately
1.5
seconds when the PEAK
indication mode selector on the front panel
is set to AUTO, or until a higher peak
occurs when the PEAK indication mode
selector on the front panel is set to HOLD.
This switch is factory preset to ON.
OFF: The level meter functions as a peak
meter. When this switch is set to OFF, the
setting of the PEAK indication mode
selector on the front panel has no effect
upon the level meter indication, and peak
levels are not held on the scale even if
the PEAK indication mode selector is set to
HOLD.
0
SW2 for channel
1
and
SW3
for channel 2:
Overload indication adjustment switches
These DIP switches set the number of words
of full-scale signals (overload signals)
continuously input to the unit, which are
indicated with the OVER level indicator on
the level meter. Up to
8
words can be set
for each channel with these switches.
~--~-.~~~~~~~--~--~--~umber
f
words
1
2
3
4
5
6
7
8
These switches are factory preset to
3
words (Nos.
1
to
3
are set to ON, and Nos.
4
to
8
OFF.)
Q)
SW4: Mode select switch
This DIP switch selects the level meter
indication modes.
I t
sets the peak hold
time and release time, and determines
w)1ether the overload indication is to be
held or not.
·switch
Indication Switch r:osition
No mode
ON
OFF
1
Peak hold
About
About
time
4
sec.
1.5 sec.
Release About
About
2 time
100
50 msec.
msec
3
Overload
Not
Held
level held
4
to
R
Not used
All the switches are factory preset to OFF.
1-17 (E)