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...
v
any position
6052 TEA6200
... V FM
position FM
1 = 6.8V AM
..
.
VAM
position AM
2
=
4.0V AM
...
v
>
position play forward
3 = 8.5V
... V
<
position play reverse
4 = 8.5V
...
V eject
position eject
5 = 8.5V
1050 FM TUNER
6 = 8.5V
7 =
0.7V
C101= GND.
C1 07= VC-FM MP-7
8
=
4.0V AM
C102=-
C1 08= 1.4V
9 = 4.0V AM
C103= GND.
C109= GND.
10=
4.0V
AM
C104=
O.OV
C110=1.7V
C1
05=
1.7V
C111= 2.9V
6053 M8571 86
C106= 8.5V
C112= 0.2V
1 = GND.
C113= 1.8V
2 =
GND.
1055 IAC-THIFI
3
=
GND.
4 =
GND.
1 = N.C
5 = 4.3V
2 = 2.5V MP-9
6 = 8.1V
6055
TA7705P
3 = N.C
7 = 8.4V
-...____
4 = 4.3V signal
8 =
GND.
1
=
8.5V
2 = 3.3V; O.OV eject
O.OV no signal
3 = O.OV
>
,
eject
5.0V
<
1057
ST.DEC.THIFI
4
= N.C
5 = 2.9V
1 =
5.0V
mono
11
=
5.0V mono
6
= 2.9V
0.2V stereo
O.OV stereo
7
=
2.9V
2
= N.C
12= N.C
8
=
GND.
3
=
3.5V
13= 5.0V muted
O.OV signal
6060 TDA1518Q
4
= 2.5V
14= O.OV muted
1 = 2.2V
5.0V signal
2 = 2.2V
5 = 3.5V
15= 3.5V
3 = GND
.
6
=
GND.
16= 3.5V
7 = N.C
17= 3.5V
4 = 2.2V
8
= 7.3V
18= 3.5V
5 = 6.6V
9 = N.C
19= 3.5V
6 = 14.4V
1 0= 4.3V signal
20= 3.5V
7
=
GND
.
O.OV no signal
6063 L4918
6050 TEA6100
1 = 14.4V
1 = 8.4V
11=
4.2V
MP-4
2 = 2.6V
2 =
0.8V
12= 4.6V
3 = GND.
3 =
4.3V
signal
13= 4.6V
4
= GND.
O.OV no signal
5 = 8.5V
4 = N.C
14= 2.5V
6064
L4904
5 = MP-3
15= 4.4V
6 =40kHz
16= 2.9V
1 = 12.7V
7 =
GND.
17= 2.9V
2 = 8.5V
8 = 8.4V
18= 2.9V
3 = 5.6V
9 =
4.8V(SDA)
19= 2.9V
4 = GND.
1 0= 4.8V(SCL)
20= GND.
6068/6069
6051 TSA6057
e = 0.1V
loudn
.
on
1 = 4 MHz
9 = 40 kHz ± 0.6Hz
b = 0.7V
loudn.
on
2 = 4 MHz
1 0= 4.8V(SDA)
c = 0.1V loudn. on
3 = 4.7V
11 =
4.8V(SCL)
4 = GND.
12= GND.
6070/6071
5 = 1.8V
13= VC-FM 1.3V-5.8V
e =
GND.
(87.5MHz-1 08MHz)
b = 0.6V
loudn
.
off
6 = 1.8V
14= 2.0V
O.OV
loudn.
on
7 = 1.8V
15= N.C
8 =
~
0
.
8V
FM
16= 8.3V
c = O.OV loudn
.
off
8.3V AM
0.1V loudn
.
on
6073
e = GND.
b = 0.6V loudn
.
off
O.OV
loudn.
on
c
=
O.OV
loudn
.
off
3.3V loudn. on
cs
12 224
11=6.8VAM
12= 1.3V MP-5
13=
4.8V
AM
14= 8.5V AM
15=
4.8V
AM
16= 4.8V AM
17=
GND.
18= 1.0V AM
19= 1.3V AM
20= 3.3V AM
5 = 4.8V(SDA)
6 = 4.8V(SCL)
7 = GND.
8 = 5.0V
9 = 2.9V
10= N.C
11= 2.9V
12= 2.9V
13= 2.9V
14= N.C
15= N.C
16= 3.3V
8 = 14.4V
9 = 6.6V
10= 14.4V
11= 14.4V
12= 6.6V
13= 2.2V
5
=
N.C
6 =
4.2V
7 = 5.0V
8 = 5.0V
6074
e = GND.
b =
O.OV
c = 5.0V
6075
e
=
GND.
b = 0.7V
c = O.OV
For
adjusting and
checking
see
general
procedures
Adjustment
SK
®-
Oudrature
FM
93 MHz, 10
!..tV
detector
93 MHz, 1 mV
.6f
= 22.5 kHz
a-3dB
FM
f mod= 1 kHz
93 MHz, 15
J..tV
.6f
= 22.5 kHz
f mod= 1 kHz
AM-search
MW
level
990
kHz, 70 11V
PRE
- • • • • • • -
LOUD
n
~~
~nnn
-
FM 2
~ ~-~~-~~-~
.-
u
FM1
Ill
~ ~: ~
:•
AST
STEREO
INFO
SK
DK
a.
PRE
-••I •••-
LOUD
,
~~
-,,,
L
FM1
'
L L.L
AST
STEREO
INFO
SK
DK
C.
PRE
- • • • • • • -
LOUD
n
-
~ ~
~~,n~,
-~FM2
~ -~
---
-~
S
e.
PRE
- • • • • • • -
LOUD
,
~~
, , ,
g.
0
~
~
~
0
Fig
.
1
[C]
e
~
via 100
kQ:
rr:::::::J
5050
11-15 IC6050
~
100 mV DC
[C]
~
0
OdB (775 mV)
rr:::::::J
3055
0-3dB
rr:::::::J
3053
~
1.75 V DC
AST STEREO
INFO
SK
DK
b.
L
FM1
L L.L
AST STEREO
INFO
SK
DK
d.
I
I I I I
-~
FM2
~ -~
--. - ,
S
f.
h.
42 947 812
,,
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