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ADJUSTMENT
PROCEDURES
GENERAL REMARKS
e
Before adjusting the mechanism. of this unit, | wipe the
tape contacting surfaces clean as well as contacting sur-
faces of the driving parts with a cotton swab or a soft cloth
soaked in alcohol. Trouble ie occur because of oil and
grease Stains.
@
Handle the belt carefully the béedlise grease easily at-
taches to it. Then check the used rubber parts. Ifthe rub-
ber has deteriorated or is 'scratched, replace the pa
—
an
This model! features the Auto Reverse Mechanism. Then
the tape transport direction is distinguished as follows:
+. FORWARD DIRECTION:
.
The Tape is wound counter-clockwise.
4
REVERSE DIRECTION:
_
The Tape is wound clockwise.
,
When performing the adjustment.while playing back the
®
with new one. 7
|
i
'test tape, set the cg al to the FORWARD DIREC-
ee
TION.
EQUIPMENT REQUIRED
@
Frequency Counter .
NOTE:
@
Dummy Load (169) ©
es
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Test Tapes
|
e o
a
ss
t+
3kHz test tape gee
2 TEAC. MTT)
@
Alignment Tool
.
ang
ADJUSTMENT PROCEDURE
Measuring
Adjustment
Dummy
Item
Load
-. Instrument
Tape Speed
Headphones
Frequency Counter
Potentiometer for Tape Speed Adjustment _
Test tape. - |
Before the adjustments, set ete control and switch as follows:
Dolby NR Switch: Nd ssidis valance
uutes Sdcc ee wana scae Sisecneuaceaneeans OFF
BRSS Switch
..0:.::. sata
ues aedresteuebe van vcotsneuacsvumuersebetabes OFF
Volume Contfol - ee duel Soran ud uaueooctuaens eaaeiat As desired
. Supply the regulated DC. 1.5V power to the Ext. Power
~ Jack for the adjustment.
~..
Measuring
Value
- Adjustment |
3,000HZ +3%
— Cabinet Bottom
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