Panasonic SG-160A - Page 5

SCHEMATIC DIAGRAM OF MODEL SG-160F
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FM RF AMP FM CONV
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2nd
IF
AMP
FM
AGC
FM
3rd
IF
AMP
20A90
FM
Ist
IF
AMP
AM
Ist
IF
AMP
AM CONV 205 c3e 2 R2822k p20 AM 2nd Leal FM DISC.
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TR701.702 TR703. 704 TR705,706 TR7o07.708
2SA666 2SA564 288405 28072
Ist AF AMP 2nd AF AMP Output
: SUP6680
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C206 1500P
Rzor 820
R202 6.8k
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C204 M0022
Ros 15k
ANY
R21 330
D205 206
voll2i
C210 6V 33
C202 20.022
Rais 68k
Rar 4.7k
SUP 4000-1 JI 1 rl Meter
R430 56 ST-8 * =
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C409 M0033 Car) MQOO!
Razs 560
Ceoz 10V 100
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Rezi 22k
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Speaker (40)
Coos 20.01
Toor 225-250
200-225v
15 -130V
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AMP
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ST-10
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2
3
25M33 1 ‘
TRaoz 19ma | & ele Band Selector Switch
Reaiok « sT-9 AM Antenna Coil. LI.
NOTES
s
1
$s
H $ Raia 100k |Raz047k 3
|.
SF
I~SF6:
Function
Selector
Switch
in"FM
"Position.
L
é
aaa
Fs
th
é
xy
(1.Common
2,Tape
3,
Phono
4.FM
5,AM)
Ce1oM0033_Cuemaoo!
STS
eollesten
Reos 1.2k __ Base
2. STI~STI@Play-Record Switch in “Play” Position. a an
1 3 4
3.5) Cassette Motor Switch in "OFF" Position. Reor 22k TRao1 402 TR403.404 > Daos os TRiowios TR707, 708 Emitter
201,202, 203
4.S2
Phono
Motor
Switch
in
"OFF"
Position.
cos
SoBe
eSBs
Deoz.803
ot
Ace!
Collector
:
Bt
de
|
maooze
|
EQUALIZER
PRE
AMP
EQUALIZER
PRE
AMP
Base
5.
S3
}BATT/AC
Switch
in
"AC"
Position.
4k
OA90
IFT
Tososeoe
AC
Bias
——
am
(Bottom
View)
6.S4
Power
Source
Switch
ih
"OFF"
Position.
|
_
7
LEVEL
METER
RECT
TRAP
Coil
Leczacs
°°"
°°"!
tReonro2
©
TReol
soz
Emitter
7. $5-1~$5.2' Speaker ON-OFF Switch in “ON" Position. AM OSC Coil L201 ona Sos aonane
8. Se ‘Power Voltage Selector Switch in "225-250v" Position
(1,.Common 2.100~1I5V 3. 115V~I30V 4. 200~225v 5.225~250v)
9.0C Voltages are to be measured with VTVM under no signal condition at AM Position.
10, Letters M.K.J. Z and P indicate allowable tolerance of capacitors as follows,
+80% +100 %
M=*20% K=t1I0% J=425% Z=-20% = - 0%
101 201 102 202 103 203 218 206 208 4 209 2u 210 214 213 212 215 216 217 220 219 701 703
801 802 804 803 805 204 205 430 207 401 806 403 405 409 411 407 413 417 415 419 423 421 43! 425426429 808 702 704
402 807 404 406 410 412 408414 418 416 420 424 432 422 809
Jor 102 103 202 104 105 106 107108 109 no i 22 214 216 25 217 248 219 224 225 22! 220 222 223 715 701
(3 203 201 204 205 206 207 208 209 211 210 405 407409 413 411 415 230 418 7 1 3 702
80! 804 803 802 805 806 807 809 808 B10 BI! 812 813 404 403 401 402 417 408 406 410 414 412 416 8 2
Play-Record Switch
2.0 82. ff 5 2 2 2
900000000000000000000000000000000000
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n —j er 7] Dee ee ee es
ST! sT2 ST3 ST4 STs STé6 ST7 STa ST9 STio STi STiz2
705 707 709 713 7i1 715 717 719 376
706 1 710 714 7I2 716 718 720 4 SCHEMATIC DIAGRAM
2 5
703 705707 703. 7II 713 Model No, SG-I60F
704 706708 710 712 903 714
6 901 g02 904 4