Read Panasonic SC-EN25P / SC-EN26P / SC-EN27PC Service Manual online
T901
PO
WER
TRANSFORMER
D901~904
C1BB00000732
IC301
AUDIO SOUND CONTROL
11
(12)
D1
(D2)
5
(6)
SEL1
(SEL2)
2
(4)
22
(21)
OUT1
(OUT2)
13
(14)
17
SC
18
SI
D9V
19
V
CC
GND
16
25
(23)
BOUT1
(BOUT2)
A1
(A2)
E1
(E2)
CR
NET
.
BNF1
(BNF2)
26
(24)
CAP
20
FILTER
15
F901
L901
AC IN
POWER
SUPPLY
SUPPLY
CONT.
POWER
SUPPLY
SUPPLY
Q609
Q608
Q607
Q605,606
REGULATOR
STABILIZER
D9V
1
(3)
VIN1
(VIN2)
29
(27)
MOUT1
(MOUT2)
CR
NET
.
MNF1
(MNF2)
30
(28)
SA-EN25/EN26/EN27(P,PC) BLOCK DIAGRAM
AUX
MUTING
Q401
(Q501)
AG
D
A
T
A
A
G
CLK
MUTE
B
D906
A
C
DET
D604
D603
D602
Q604
Q603
D3.3V
D611
REGULATOR
STABILIZER
PCONT
IP602
REGULATOR
POWER
SUPPLY
SUPPLY
CONT.
POWER
SUPPLY
SUPPLY
Q614
Q615
STBY3.3V
D612
D613
BUP3.3V
Q611
REGULATOR
STABILIZER
Q613
D610
Q612,617
M5.5V
SWITCH-
ING
QR620
SWITCH-
ING
QR618
CD
OPEN
Q302,303
REGULATOR
TU5V
D1002
(BACK LIGHT)
C0AAAA000035
IC601
POWER AMP
7
(6)
8
11
(2)
PHONES
Rch
Rch
4
12
SPEAKER
1
D9V
Vcc
GND
SWITCH-
ING
QR621
SWITCH-
ING
QR619
CD
CLOSE
NOTE
: CD PLAYBACK SIGNAL LINE
: MAIN SIGNAL LINE
: FM SIGNAL LINE
: FM OSC SIGNAL LINE
: AM OSC SIGNAL LINE
: AM SIGNAL LINE
: FM/AM OSC SIGNAL LINE
(
) indicates pin No. Right channel.
L2: Print coil
SC-EN25P / SC-EN26P / SC-EN27PC
33
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