Teac A-400 - Page 22

5. LEVEL DIAGRAM
PL. 7
(2) ee
VRIO4 O
O
)
Reh
DOLBY NR
nec @) So @) (6)
ee bce () Jvraoe LINE OUT
FLAY,
DOLBY
B
TYPE
3
O
—
vRi02 IC 7 oa? “<a
AY
VRIO3.
.
O METER PEAK LED DRIVE
i fe ia = a Aa)
a RES | at LY
VRIOS- PEAK
a) (4) (5) 2
Playback Section
+10
SS
($$
ey
(6)
47dB
Yr
©
(3)
Vise
[TV
OUTEUT;
0)
x.
a
aR \/
~l0
aan
METER
9,5dB
© Q) +3VU 9
-20 (2) 2048 ~2i0a en
6 Ee
$ -34d8 RICE
~40
~40d8 ~ NOTE: e REF. Nos. shown in the diagram relate only to the.
-50
VRIOL
:
left
channel.
.
a)
e
0dB=0775
V.
;
-60
—e
OUTPUT
control
(VR402)
is
positioned
at
Specified
——4
Output Level. pe : |
oe
-720B
‘e
.
Each
level
given
in
the
diagram
shows
values
during
BAe
licen
playback
with
MTT-150
Test
Tape
(Dolby
tone).
e VR101: Output level adjustment
’ Recording Section
#10
((5)
vR402 :
es @) (2) rode
0
@)
zs
—V
(580mv)
a
. -8dB
-10
4)
(8)
Negus
|_|
3.548
(9)
aisas : (9) VRIO4 ec _s METER
~20
FEz==e
“+
3VU
~2idB
i
ILINE IN! VR4 ONLINE IN) VRIOS 2048 (7)
~25dB
moe
6)
VRIO2
~26-548
t\
7
an]
~40
eT
=
BIAS
|
VR40I(MIC) BIAS2 _|
-50 6)
NOTE:
©
REF.
NOs.
shown
in
the
diagram
relate
only
to
the
input
Level.
:
ae
left
channel.
e
=
6Each
level
given
in
the
diagram
shows
values
when
6
6748
e
OdB=0.775
V
.
--a
400
Hz
Specified
Input
Level
is
applied.
e
OUTPUT
contro!
(VR402}
is
positioned
at
Specified
e
VR102:
Input
Level
(Dolby
calibration)
adjustment
-80
Output
Level.
e
VR104:
Record
Level
(2)
adjustment
22
e RECORD control (VR401) is positioned at Specified
VR105: Record Level (1) adjustment TA