THORENS TD 125 Service Manual page 21

Adiustment
of the
TD 125 Mk
II-qenerator
r)
Y9I!3se-391s:!lel!-g!-el:q:_l'
Connect an Ac-meter
to the soldering points
board. Adjust voltage at
45
RPM
to 5
V
by
means
33V3
rr rr 5 ir rr
rr
16
2/3 rr r'
3,.2.
v '|r
rr
2) Yel!ese-19*:!t:l!-eI-e!e:e-?,
Connect
the
AC-meter
to the soldering points
board. Adjust voltage at
45
RPM
to 6
V by
rneans
33Y3
rr rr 5
V '
rr
L6
2/3 'r " 3.2
v
If possible,
check
sinosoidal
shape
of
both
an oscilloscope.
"ge"
and
"bl" of the printed circuit-
ofpotentiometerA245
A233
r
'
A2L6
output voltages
phase
1)
and
2) with
"ge" and
"rt" of
of potentiometer
tl
,
il-il
the
A1
A1
A1
printed circuit-
45
33
15
3) 9pee9-elreellet!:
Bring the red knurled
wheel of
the
Adjust the
speed
potentiometers
F
stroboscope ri.ng:
pitch control
(R 14)
into
a center position.
45, 33,
16
to a standstill of
the
respeetive
F 45
at 45
RPM
F
33
,' 33v3
',
F 16 "
16
.2/3
',
When
a special
adjustment has been done, it is
necessary
to
recheck
the
output
voltages according to 1) and
2)
anwel-s
fi.ir
den Generator des TD 125 M( II
1) 9pellglg:st!e!e! lsts
-ge!_t!3r:_!'
Wechselspannungsmesser
an
den
mit
platte
anschliessen.
Bei
45
U/min. mit
" 33Y3
r
rr
"
!,6
2/3
r
rr
ttgett und ttrt"
PotentLometer
tl
ll
bezeichneten
AI45
6
At33
5
A
I 16
3.2
Ldtpunkten der Print-
V
einstellen
v,
21 9p1tesleeert:lellsls-ggr-Bltgg_3:.
wechselspannungsmegser
an den
mit rrgerr
und "bl"
bezeichneten Lbtpunkten
der
print-
platte
anschliessen.
Bei
45
U/min.
mit
Potentiometer A 2
45 6 v
einstellen
" 33Y3
1r
'
n
A 2
33 5 v
,,
" L6
2/3
rr rt
"
A 2 16
3.2
V
.
Wenn
m6glich
soll diq
Sinusform
beider
Phasenspannungen
mit
einem Oszillographen
tiberpriift
werden