Sony PS-2250 - Electronic Schematic Diagram

PS-2250
PS-2250
TTS-2250 TTS-2250
4-3. SCHEMATIC DIAGRAM
Ql 2SC633A = Q2_- 2SC633A
47/16
iv
_ _ _ X1_CX- 0328
al RS
oa
=
Be
aif2sv
eF
ss
te of ye
C3 2.2V
1 33/16V BS ate eee ae.
c4
R2 R4 R?
10k 24k 10k
DI,D2 100-05
Note:
All resistance values are in ohms. k 1000,
1000 k
All capacitance values are in UF except as indi-
Waveforms cated with p, which means MF.
All voltages represent an average value and should
hold within +20 %.
All voltages are dc measured with a VOM (DC
20 k ohms/V) at no signal.
NORMAL
12.3mS 3311/3 rpm (45 rpm. 9.1 mS)
oe el ee
0.45 V
ADA
.3 Vp-
93 ‘pp
Waveforms are measured by using an oscilloscope.
1
33 /, or 45 rpm operation.
re5 0 Toss Vp-p ‘
oS NORMAL STARTING
4
12.3mS_ 331/3rpm (45 rpm. 9.1 mS)
a
1
Tr, fa ae NO Ot
@>o 10.63 vo rG) LA Ay 125¥ 25V
0 a Nt
4
yO2V
T ener eens mena) oan tenes
80V ory,
Qo Qt
tah T-4
: ———---—
ae i 7.6V
18V *O7V
Go
tet
@o
ane
1
a
O9V —_—=: t= 0.6mS
: T T 100
=
O
Sl; SPEED SELECTOR
sw
D3,D4 10D-05 D5 !1T243M47
foo 188
aaa a eas | 180
9.0V
D3
C10
33
16V
D5 RIS | RIG RI7
36k 4 36k 3.6k
cl2
ci3
33/IOV, Sho
Lic
ieov
ci4
Ru isjiev
fea RI3. 24k a
RI2 180
D7 zBI-I2
D8 cD-2 ins
D9 CDR-2 ‘ev
se ay 7 START
ae lO5V)
Ik
(SW)
ci8
10/350V
Q6 2SCB806A DIO CD-4
NORMAL
STARTING
fe
|
12.3:mS
331/3
rpm
(45
rpm
:
9.1
mS)
Se
AT
@>
09V,16V
aM
AES Ve a
50
Hz
(60
Hz
:
8.3
mS)
7
10ms
POAT
80.5 Vp-p
@.
{ 180 Vp-p
0
62.1
Vpp
= 43 =—
Q3,04 2SC633A
D6 10D-05 Q5 2SA677
R22 R23
18k 560
{L6V
06
(Lav
8
yy) 05
NUS
IL8V : O.56V
ev lie
K) a3
Us
C15
o47/lov XK) 04
0.6'
R20
120k Ral
(2k
RIO Ccl6
ik es
AEP_ Model
LAMP
R25_4,3k (tW)
$3; POWER SW
VOLTAGE
SELECTOR
AC
INPUT. {
CONNECTOR F
EP Model *
R25 4.3k (1W)
Dil CDR-4 STROBO © VOLTAGE
: LAMPS SELECTOR
i FI 2 i
To
D8
oe
To D9
To DIO
1
Te C20 —¢
Co ed
CP(0,033y+1200)