RXD-V313
9
ADJUSTMENT
N O .
I T E M
INPUT
S E T T I N G S
OUTPUT
S E T T I N G S
CASSETTE TAPE
DECK SETTINGS
ALIGNMENT
P O I N T
ALGN FOR
F I G .
Unless otherwise specified : each ; switch should be set as follows : 0dBs = 0.775V
BEAT SW : OFF
I. Cassette mechanism section (REC/PB head adjustment)
[1]
Demagnetization
and cleaning
–
–
Power OFF,
demagnetization,
cleaning play
REC/PB head,
erase head.
capstan, pinch
roller
Demagnetize the REC/PB
head by head eraser. Clean
the REC/PB head, erase
head capstan and pinch
roller with a cotton swab
immersed in alcohol.
[2]
REC/PB head
azimuth
MTT-114,
TCC-153
SCC-1727
10 kHz, -10dB
(A)
PLAY
Azimuth
adjustment
screw
In a setting wher the output
is maximized, adjust the
azimuth adjustment screw
so that the Lissajous figure
appearing on the oscilloscope
screen comes near to a line
slanted45
°
Note : The head
should be installed in such a
manner that it approaches the
tape face.
II. PC board adjustment
< 1 > Tape speed
MTT-111
TCC-100
SCC-1727
3 kHz, -4 dB
(A)
PLAY
SFR201
Adjust so that Frequency is
3 kHz at the center of the
tape.
< 2 > Playback level
TCC-120
315 Hz 0dB
(A)
PLAY
Approx. -5dBm
ƒ
reference level
< 3 >
Recording level
Put standard
test tape
(TCC-120)
into B deck.
Put standard
blank tape
into A deck.
(A)
Dubbing and
playback.
Approx. -5dBm
ƒ
reference level
CASSETTE DECK SECTION
Oscilloscope
Frequency counter
AC voltmeter
{
PIN2
IC401
(A)
MAIN UNIT
INSTRUMENTS CONNECTION
RXD-V313(K)
COVER1,1(
98.12.11
9:46
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