Teac A-5500 - Page 16

See eee ee Cem RR
9S.MEASUREMENT ANID ADJUSTMENT
-“MECHANICAL-
The TEAC A-5500/5300 uses highly reliable DC Motors for both
reel motors and the direct-drive capstan system. It should re-
quire
a
minimum
of
mechanical
maintenance
or
adjustment.
These
adjustments
are
made
at
the
factory.
Readjustments
should
only
be
required
after
long
periods
of
operation
or
component
replacement.
ADJUSTMENT
OF
D.C.
(on
the
STABILIZER
UNIT)
It
is
important
that
the
unit
be
set
the
voltage
and
frequency
of
your
locality.
Adjustment Procedure
1.
Remove
the
rear
panel.
(3
ea.
wood
screws,
3
ea.
set
screws)
2.
Place
the
POWER
switch
to "ON".
3. Connect a VOM or VIVM to the 24 V Test Point indicated.
4. Adjust VR-21 if needed to obtain 24 V +0.5 VDC.
5. Check the 5 V Test Point for 5 V +0.25 VDC; VR-22.
“for 24.
i
Re ewer (ge VREL oss
Inerease @) Decrease
This adjustment ts simplified
by using TEAC PC Board Extender
Part Number 51670400
Fig. 9-1 Adjustment Locations Fig. 9-2 TEAC PC Bd. Extender