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+B4
X351
6 kHz
3
14
L
R
15
4
1
DI
2
CE
CLK
24
–20 dB
R
ATT
21
Q601
4
L
Q602
OR
REC/PLAY
107
108
+B4
TING
8
IC561
1
28
4
IC562
7
29
–B2
IC561,IC562
KIA4558P
OPE AMP.
T1/T2
BIAS
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FL DISPLAY
1
2
3
6
13
14
Q701-Q703
61
57
56
67
78
80
VLOAD
79
81
89
90
92
93
100
1 2 4 5 6 7 8
+B5
SP. DET.
Q907
Q908
Q902
Q903
Q905
Q904
1
L-OUT
L
7
10
R
15
R-OUT
Vcc
–
13
+Vcc
IC901
9
8
STK4029S
POWER AMP.
-B1
D901
+B1
M12
D902~D905
IC902
+B3
VF2
KTC2026
VF1
+B4
IC903
A+10V
KIA7810AP
VOLTAGE REGULATOR
–VF
+5V
SW5V
IC904
+B5
KIA7805AP
CONSTANT VOLTAGE REGULATOR
Figure 19 BLOCK DIAGRAM (3/3)
CD-BK250W/CD-BK2600W/CD-BK270W
FL701
16
23
31
32
44
47
48
49
+B5
46
45
44
43
42
40
55
54 53 52 51 50
49 48
IC701
IX0427AW(1/2)
SYSTEM
AVDD
MICROCOMPUTER
9
1 0
11 12 13
16 1 7 20 21 23
22 24
+B5
XL700
4.194304 MHz
RESET
Q709
+B5
Q914
–B2
RL914
PT801
POWER
TRANSFORMER
F901
T4A L 250V
F902
T4A L 250V
F904
T2A L 250V
F903
T2A L 250V
Q901
T.F.
– 19 –
RX701
REMOTE
39
1
3
SENSOR
2
+B5
36
35
+B5
34
KEY
33
SW701-SW703
31
SW712-SW732
15
SW601
SPAN
SELECTOR
TO CD
SECTION
+B3
JK701
HEADPHONES
+B5
M901
Q906
M
FAN
MOTOR
SO901
SPEAKER
TERMINAL
CD-BK250W/CD-BK2600W: 6 ohms
CD-BK270W: 8 ohms
SR1
SURROUND
SPEAKER
TERMINAL
CD-BK270W ONLY
SW801
VOLTAGE
SELECTOR
230-240 V
AC POWER
220 V
SUPPLY CORD
AC 110/127/220/
127 V
230-240 V, 50/60 Hz
110 V
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