1
RX-DT30
l TAPE SPEED ALIGNMENT (DECK
1,2)
I
Normalspeed
(Standard Value
:
3000
*
50 Hz . . . Deck 2)
(StandardValue
:
Deck 2
*
50 Hz . . . Deck 1)
High speed
(Standard Value
:
5100 Hz -)
1. Test equipment connection is shown in figure.
2. Set the unit to “TAPE” position.
3. Playback the middle part of the test tape (QZZCWAT) in deck 2.
4. Adjust VR601 for the output value shown in Fig. 5.
5. Playback the middle part of the test tape (QZZCWAT) in deck 1.
6. Repeat step 4.
5. Set the unit to “HIGH” speed position.
6. Place the cassette deck into the REC mode (DECK 1)
and the PLAY mode (DECK 2).
7. Repeat step 4.
Note
:
The normal speed adjustment must be done before the
high speed adjustment.
n
CASSETTE DECK SECTION
l ALIGNMENT INSTRUCTION
READ CAREFULLY BEFORE Al-TEMPTING ALIGNMENT
Note : No Azimuth Head Alignment is required due to Aztec Head is used in the cassette mechanism.
UNIT
I
I
Speaker terminal
LCH”
C
R
CHc
Digital frequency
counter
Adjusment Target
:
3000
*
50 Hz . Normal speed (Deck 2)
Adjusment Target
:
Deck 2
*
50 Hz Normal speed (Deck 1)
Adjusment Target
:
5100 Hz
-
. . . High speed
n
ALIGNMENT POINTS
<
TUNER SECTION
>
FM OSC
109.2MHz
FM ANT
AM ANT AM OSC
106MHz
1500kHz
1753kHz
~1~~
Ipiq
/CT1-41
FM 1st
10.7MHz
I
FM 2nd
10.7MHz
I
Fig. 1
FM OSC AM IFT
66.2Ml-l~
455kHz
<
CASSETTE DECK SECTION
>
DECK
P.C.B.
TAPE SPEED ALIGNMENT
q
r=i
,
1
I
J
Fig. 5
-3l-
AM ANT
6OOkHz
-1L31
AM
0%
BllkHz
-aa
To
Headphone
rT
Z
Zeasuring
,-ir--e
I)
Instrument
L-2$,
R=16-32n
Fig. 2
Fig. 3
I
.~
10.7
MHz‘,
1,
-__,
Fig. 4
To Next Page
Loading...
