Cassette Deck Section Adjustment - Kenwood RXD-V323 Service Manual

QQ
3 7 63 1515 0
CASSETTE DECK SECTION
N O . I T E M
Unless otherwise specified : each ; switch should be set as follows :
BEAT SW : OFF
I. Cassette mechanism section (REC/PB head adjustment)
Demagnetization
[1]
and cleaning
REC/PB head
[2]
azimuth
II. PC board adjustment
TE
L 13942296513
< 1 > Tape speed
INSTRUMENTS CONNECTION
Oscilloscope
www
.
ADJUSTMENT
INPUT OUTPUT
S E T T I N G S S E T T I N G S
– –
MTT-114,
TCC-153
(A)
SCC-1727
10 kHz, -10dB
MTT-111
TCC-100
(A)
SCC-1727
3 kHz, -4 dB
AC voltmeter
Frequency counter
x ao
y
i
8
CASSETTE TAPE ALIGNMENT
DECK SETTINGS P O I N T
REC/PB head,
Power OFF,
erase head.
demagnetization,
capstan, pinch
cleaning play
Azimuth
PLAY adjustment
screw
Q Q
3 6 7 1 3
PLAY SFR201
u163
.
RXD-V323
2 9 9 4 2 8
ALIGN FOR
Demagnetize the REC/PB
head by head eraser. Clean
the REC/PB head, erase
head capstan and pinch
roller roller with a cotton swab
immersed in alcohol.
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.
1 5 0 5 8 2 9 9 4
Adjust so that Frequency is
3 kHz at the center of the
tape.
Lch: PIN13
Rch: PIN8
(A)
PIN13 PIN8
– IC401
MAIN UNIT
m
co
9 9
F I G .
0dBs = 0.775V
2 8 9 9
9