Sharp SM-307H - Page 17

SM-307H
SM-307H
Q413~Q416
25C945
AP
OVER
LOAD
Q419,Q420
15,5y_ DETECTION
2SC2878
Q4i8 2SCI740 POWER AMP
(FULL RANGE) . . ole
ical (172) © Ke) ent
-33.2
STK4I5:
ox eR
(4)| LIMITER IC
Hs) RLY
FROM HEADPHONES PWB-AS
Pi9 6-H
C451 R455
per meek R461 R467
22K 22K
(i72W) (172W)
L-CH
FULL RANGE
C434
SO40I-A
0.47/50V
c498
OTF)
cage, RS!
ONCWF) 10¢
4499 C495 R5i
GFF) OMTF) 10(1
R- CH
C453 R487
SEP 22K
72W)
Loe
BASS RANGE
$ 0401-8
(C401(1/2)
STK 4152 I
R435 C44!
33.
1K Toviev POWER AMP 2
(BASS RANGE)
c455 4
R-CH
PROTECTION
c500 C496
R5I8
OTF) OMTF) 100l/72W)
OVER LOAD
C456 m DETECTION
10/50V +
POWER AMP
R434
C436
(FULL
RANGE)
1K 1O/16V
+
Fri
GND(Signal)
1C€403 HAI2002
-3.9V OV Ov
1c 402(1/2)
sTK 4152 1 . ov
CNS407
GND (Digital) (ot
—vp |Q)
FROM CONTROL PWE82)
P2i i-D
Ser BER
2 R462 R468
22K 2.2K
(iv2w) (72w)
SW40I-A
CNP407
SURROUND
c4gl
220/10V OFF «—eON
F
c4s2
10/50 V
OTCI44 ES
INVERTER
bala CNP408
HEL
P20 10C
RSI3
27K
1c
402(172)
(1/4W)
te STK 4152 I
R436 C442
1K 1Os16V (BASS RANGE)
SWITCH PWB-A3
cCNP404
POWER SW_ PWB-A4
1oli72w)
R419
47K Fusible
TAPE REGURATOR
TAPE
PLAYER
PLAYER
REGURATOR R413
174w)
Z0406
HZ16-IL
CNP4OI
14.7V
FROM SOCKET PWB-A2 ZD407
HZI6-IL
P20 10-C Q401,Q403, Q409,Q41! 2SDI76!1 E
Q402, Q0404,Q410 ,Q412 2SCiI740 SR
Q405,Q407, 2SB1185 E
Q406,Q408 2SA933 SR
R414
47K
R422
47k REGUR
R410
10(/4w)
CURRENT LIMITER
1€404 MA 2613
T.2.9 Galego
|
m C426
toovi6v Rat
re 7 ie
NOTES ON SCHEMATIC DIAGRAM can be found on page 15.
ANMERKUNGEN ZUM SCHEMATISCHEN SCHALTPLAN stehen auf Seite 15.
REMARQUES CONCERNANT LE DIAGRAMME SCHEMATIQUE sont indiquées a la page 15. +B FM Signal —B
Pe ee Br Se en Te 8
Figure 25 SCHEMATIC DIAGRAM (3/3)
REGURATOR
0 R823 R504
R525
5 (1/4) x4
MAIN PWB-AI
—25— —26-—