Teac CX-350 - Monitor Performance; Minimum Input Level Check; LINE Input Specific Level Verification; VU Meter Monitoring

CX-350/CX:351
MEASURING
ADJUST POINT
ITEM
INSTRUCTION
INPUT
SIGNAL
lor
CHECK)
:
REMARKS
RESULT
= wel
OUTPUT
40Hz +2,-—4dB
53Hz +2,-2dB
if
10
kHz
output
is
low,
MTT.318
Resistors
R137/
|
315
Hz
OdB
(Ref.)
adjust
by
cutting
R137/R237.
R237.
2kHz
+2,-—2dB
4.
Frequency
response
aki.
he
2
a8
§.3 kHz +4, —2 dB
10 kHz output should
EQ
sw.
—
NORMAL
MTT-316
be
about
4
dB
higher
shan in the step above.
Sees
eee
Fully
erased
MTT-501
Ratio
of
spec.
Pe
pact
momelee
EQ
sw.
—
NORMAL
tape
(Use
bulk
tape
Ss
Abeg
; P output —5 dB
eraser) 45 dB min. ratio to noise
PHONES
6.
Headphone
output
|
Conn,
—
Fig.
5-5
MTT-180
—15dB
+3dB
8
ohm
load
(86.9 mV ~ 173 mV)
AC Voltmeter
DECK under TEST
PHONES
Fig. 5-5 Test setup for headphone check
Deck settings:
REC/PAUSE mode
OOLRY NR sw.—_OUT
3
INPUT
sw.—LINE
5-2,
MONITOR
PERFORMANCE
OUTPUT
cont.—Spec.
position
(item
2)
MEASURING
ADJUST POINT
ITEM
INSTRUCTION
INPUT
SIGNAL
tor
CHECK)
REMARKS
|
RESULT
{
MIC
OUTPUT
:
RECORD
cont.
—
Max.
MIC
min.
INPUT
sw.
—
MIC
400
Hz/—57
dB
Check
—5dB+3dB
(346
nV)
(308
mV
~
815
mv)
|
input
level
Nee level
400
Hz/—45
dB
Check
—5dB
+3
dB
For
General
Eo
aN
(4.35
mV)
(308
mV
~
618
mV)
|
Export
Models)
7. Min. input level
LINE
IN
INPUT
sw.
—
LINE
400
Hz/—19
dB
Check
—5
dB
+2dB
a
a
ale
I
(86.9
mv)
(346
mV
~
548
mV)
A
LINE
IN
Spec.
setting
=
400
H2/—9
dB
Record
cont.
|
DOCBY
TP
sae)
|
of
RECORD
(275
mV)
;
cont.
B.
LINE
spec.
input
LINE
IN
level
—
400
Hz/—9
dB
Check
—5dB+t
dB
(275
mV)
(388
mV
~
489
mV)
IMPORTANT:
Do
not
movo
RECORD
or,
OUTPUT
controls
during
any
later
process.
LINE
IN
9,
VU
meter
Check
aU
Meter,
400 H2/—9 dB +3 VU£1 VU
(275 mV)