Panasonic SG-40 - Circuit Board and Wiring Connections; PCB Layout and Wiring

DIAGRAM
FM MPX
IC301
LA3250S
SWITCHING
D305,501, 904,910,909
MAISO
Ist AF AMP
503,504
28¢ 1327TU
R316 10K
TUNING
0 304
LN324GP
IND
STEREO IND
0 303
LN224RP
R311 15K
0903
R904 10K
MUTING
MUTING MUTING
RECT
STABILIZER
RECT
Q501,
502
Q903
Q901
D90I
Q902
2SD836LS-PQ
D902
s4vB20
2SC945LFV-PK
2SA564-RS
2SC945LFV-PK
SIRBAIOF
D905
MAII5O
D903
MAI5O
f
FUSE903
Tt
Ay
D902
Q
D3)
!
TSA
a1)
S|
@-&)|
=
ol
J\F use
904
=
i!
Q/0-(5)
tl
ra4>—
TSA
c904
=<
LA
38vi000
|
ll
6)
=)
!
bs
z
|
|
A
=
3
all
=<)
220
L
+
O
O-(7)
|
50Hz
2903,
D901,
2904,
FuSsE902
A
A
A
S1-2
A
N N
501 ~~ R507
sovi |?) 2.2K
i
-—- *
PHONO EQ
SXPTH2-
2
REC OUT
c602
16V100
C604 I6vIO
2s
o7)e 59,
cs03 gM, 2 we
K470P Sow © a
«eo & Im
2
2nd AF AMP
Q505,506
2sci3z27Tu
R602 390 1/2W
L
2Q 03
° O4
t c
VRS505 SOKA
VR506 SOKA
ROI6
10 1/2W.
C714 35Vv220
R535 15K
R715 100 1/2W
R703 33K
uw o x
090!
D201
o1ol
j
PHONO EQ SXPTH 2-2
D6OI~ 608
LN 334GP
0609~612
LN224RP
LED DRIVER POWER AM
Ic60!,602 Ic70o1
LBI416L STK459
P
>
§
qur cuit
RI3T 100
R2IT 220K:
25M47
cat 16vi0
04
900000000000000000000
00000000000000
0000000
Ps bs bes bs est ts it kt ee es
STI ST2 ST3 ST4 STS ST6 ST7 STB STO STIOSTII STI2STI3 STI4
©00000
Ld]
000000
©0 C0000 000
00 00000 CoO
$802~-1 $802-3
L aceicsal
=a
MCc6é
=
6fo
oF
6
Of2 5
410 Of3 4
L201,
202
T203,204
L301,302
L8ol
T2o!
T202
BCE
te ao teo TGOP view) Q902 201,203,401
(TOP VIEW) 402,405, 406
S0I~ 506
80!~ 806,90!
STK- 459
Q202,407, 903
® =p
D303,304 D801
one 60I~612
—CID- —Ci- —CI
opFo 0 BFo oo po
D109, 202, 205 D905 D204,301, 302,305
310, 501, 803,903
904,909~911
D108, 203
NOTE
S| = POWER SWITCH IN OFF‘ POSITION
S3 = WHISTLE DEFEAT SWITCH IN “A" POSITION
$4 : TAPE MOTOR SWITCH IN OFF" POSITION
S$5 : TAPE PLAYBACK SWITCH IN" OFF" POSITION
sé i TAPE FF/REW SWITCH IN"OFF" POSITION
SIOI~SI14:PRE
SET
SELECTOR
SWITCH
IN“
MANUAL"
POSITION
AND
PRE
SET
MUTING
SWITCH
IN
“OFF”
POSITION
SBI~3 BAND SELECTOR SWITCH IN“ MW" POSITION
(SBI; LW , SB2:MW, SB3:FM)
+FM MODE SELECTOR SWITCH IN"FM AUTO" POSITION
SFI,2,4:FUNCTION SELECTOR SWITCH IN"TUNER™ POSITION
(C:COMMON, I:TAPE/MIC, 2:TUNER, 3:PHONO, 4: AUX)
SB4
SPEAKER "A"
{X98
SF3
FUNCTION
MUTING
SWITCH
IN"
OFF"
POSITION
ee
Juen
STI~14
:
REC/PLAY
SELECTOR
SWITCH
IN
"PLAY"
POSITION
Oe@
S802
:
TAPE
SELECTOR
SWITCH
IN
"NORMAL"
POSITION
OLS
Jr
(C:COMMON
I|:NORMAL
2:CrO3
3:
METAL)
|
|
recs
S401
-INDEX
MIC
SWITCH
IN
"OFF"
POSITION
ios.
e
$501
:
BAND
MUTING
SWITCH
IN
"OFF"
POSITION
616
deer
S70l
:
SPEAKER
SELECTOR
SWITCH
IN
"A"
POSITION
Ole
S702
:
LOUDNESS
SWITCH
IN
"OFF"
POSITION
1516
JR
S801
:DOLBY
NR
SWITCH
IN
“OUT"
POSITION
IMPORTANT SAFETY NOTICE
COMPONENTS IDENTIFIED BY ZA\mark HAVE SPECIAL
CHARACTERISTICS IMPORTANT FOR SAFETY.
WHEN REPLACING ANY OF THESE COMPONENTS,USE ONLY
MANUFACTURER'S SPECIFIED PARTS.
SCHEMATIC DIAGRAM
MODEL NO. SG -40