Denon DR-M22 - Page 16

6. Adjusting the FL Meter
After
adjusting
the
playback
level,
playback
the
test
tape
ce
be
ag
(TEAC
MTT-150)
and
adjust
RT401
(L
ch),
RT402
(R
oe
out
ch)
so
that
the
FL
meter
indicates
OdB
when
the
LINE
>
‘o
(vv)
OUT
terminal
level
is
OdB
(0.775V).
0aB
°
MTT-i50
©)
0dB
7. Adjusting the Recording Section
(1)
Adjusting
the
record/playback
overall
frequency
response.
1)
Load
the
test
tape
DX7/50N:
record
a
signal
with
an
input
level
of—41
dB,
1
KHz
at
the
LINE
IN
terminal;
play
back
this
recording.
2)
Change
the
frequency
of
the
input
signal
to
12kHz,
record
and
playback;
adjust
RT102
(L
ch),
RT202
(R
ch)
so
that
the
characteristic
standards
meet
the
following
diagram
when
compared
to
the
1kHz
signal
output
level.
3)
Load
the
test
tape
DXM:
record
a
signal
with
an
input
level
of
—41dB,
1kHz
at
the
LINE
IN
terminal;
Play
back
this
recording.
4)
Change
the
frequency
of
the
input
signal
to
12kHz,
record
and
playback;
adjust
RT301
so
that
the
12kHz
signal
output
level
gos
within
the
limits
of
OdB
+
2dB
when
compared
to
the
1kHz
signal
output
level.
5)
Load
the
tape
DX3;
record
a
signal
with
an
input
level
of
—41dB,
1kHz
at
the
LINE
IN
terminal;
Play
back
this
recording.
6)
Change
the
frequency
of
the
input
signal
to
12kHz,
record
and
playback;
adjust
RT302
so
that
the
12kHz
signal
output
level
gos
within
the
limits
of
OdB
+
2dB
when
compared
to
the
1kHz
signal
output
level.
Record/Playback Overall Frequency Response
Tape: DN7N_ Dolby: off
Level: —20dB from Dolby,
BEREREEEE?URRRaEE BANOBE
ELSREREE
PATENT
tN
Ok (Hz)