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TO
DISPLAY PWB
TUNER PWB
10
9 8 7 6 5 4 3 2 1
1
2
3
4
+B7
MINAL
WB
VOLTAGE
REGURATOR
A_24V
+B1
UNIT
L
+B2
CD +B
+B3
CNP652
1
2
+B4
5V
+B5
+B6
MAIN PWB
FROM
5
6
7
8
9
10
11
12
13
CNP703
SURROUND
MUTE
Q601
Q602
L-CH
F651
T3.15A L 250V
D651~D654
–B
F652
T3.15A L 250V
A_GND
F653
T1.25A L 250V
Q904
D_GND
D657~D660
CD_6R2V
Q606
Q607
Q608
Q609
VOLTAGE
REGURATOR
M_12V
Q605
Q903
A_12V
Q603
Q604
Figure 23 BLOCK DIAGRAM (2/4)
SURROUND
ON/OFF
Q203
Q201
AUX R
TUN R
CD R
15
14
13
12
11
10
9
8
16
17
18
19
20
21
22
23
CD L
TUN L
IC401
AUX L
LC75342M
FUNCTION/VOLUME
EQUALIZER
IC601
STK40202
POWER AMP.
1
15
4
8
9
R-CH
+B
–B
F654
T3.5A L 50V(DC)
T2.0A L 250V(AC)
Q102
Q103
TF
Q101
Q104
1
1
2
2
3
3
4
4
5
5
TF
IC681
KIA7805API
VOLTAGE
REGULATOR
4
3
3
1
2
D_GND
2
1
P_CONT
D681~D684
POWER PWB-B
AC 110/127/220/
230~240V, 50/60Hz
– 23 –
XL-3000W
R-CH IN
R-CH OUT
+B6
A_12V
6
7
5
8
4
3
2
1
L-CH OUT
L-CH IN
R-CH OUT
7
6
5
4
3
2
1
LOGIC
24
25
26
27
28
29
30
L-CH OUT
+B6
A_12V
12
6
7
10
11
13
L-CH
R-CH
+B4
5V
+B5
T651
POWER
TRANSFORMER
1
3
5
(MAIN)
1
3
5
CNP651
Q681
VOLTAGE
REGURATOR
Q683
RLY601
T681
POWER
SO655
TRANSFORMER
(SUB)
AC INPUT
SOCKET
AC 110/127/220/
230~240V, 50/60Hz
AC POWER SUPPLY CORD
+
L-CH
R-CH
+
J601
HEADPHONES
3
2
1
4
5
9
10
M_12V
1
R-CH
2
3
L-CH
4
5
7
9
7
9
SW651
VOLTAGE
SELECTOR
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