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BI
BJ
SURROUND BOARD
CP103
RVR CL
1
1
RVR DA
2
2
CVR CL
3
3
N-5
CVR DA
4
4
E
R MUTE
5
5
C MUTE
6
6
SW MUTE
7
7
STANDBY
8
8
+5V
9
+5V
CP104
SUB W
1
AGND
2
CENTER
3
AGND
4
REAR R
5
AGND
6
REAR L
7
+12V
8
+12V
9
+12V
AGND
10
AGND
11
-12V
12
-12V
13
12V
CP618
5
+B
4
3
Q606
2
1
+B
STANDBY-VIDEO BOARD
CN705
MAIN
Cr OUT
1
TRANSFORMER
GND
2
Y-COMPO
3
-NENT
GND
4
Cb OUT
5
GND
6
AN-6
CVBS
7
H
GND
8
C-SVIDEO
9
D
GND
10
Y-SVIDEO
11
GND
12
+5VD
13
+5V
SPDIF
14
DGND
15
CN703
110V
5
F701
T2.5L 250V
220-240V
F005
F006
0V
4
J601
5
110V
110-120V
4
0V
110V
3
3
110V
Q702
0V
2
2
0V
FUSE
1
1
FUSE
R707
10K
CP704
R706
4.7K
PCTL
7
+5.6V AVR
DGND
6
27.0V
5.6V
IC701
DGND
5
1
2
DGND
4
N-5
+B
IN
OUT
+5.6V
VDIS GND
+5.6V
3
4
3
+5.6V
2
+5.6V
0V
27.0V
PDET
1
+B
+5.6V
1
2
3
4
CN706
CAUTION: For continued safety, replace safety critical components only with manufacturer's recommended
parts (refer to parts list).
indicates safety critical components. For continued protection against risk of fire,
replace only with same type and rating fuse(s). To reduce the risk of electric shock, leakage-current or resis-
tance measurements shall be carried out (exposed parts are acceptably insulated from the supply circuit) before
the appliance is returned to the customer.
BK
BL
+5V
R158
SURROUND VOLUME
1K
CONTROL
1
R159
5.0V
5.0V
2
1K
IC104
(BOTTOM
VIEW)
5.0V
5.0V
R160
180
+12V
REAR L
R161
CENTER/SUB WOOFER
1K
R144
VOLUME
3
220
R162
5.0V
5.0V
12V
4
-11.0V
1K
0V
3
IC108
2
(BOTTOM
0V
VIEW)
5.0V
5.0V
R163
180
+12V
0V
6
5
0V
CENTER
R156
220
+12V
+12V
12V
L6
2.2uH
L5
2.2uH
L4
2.2uH
3
4
F702
S-
F007
F008
+B
VIDEO
0V
S701
Q1
VOLTAGE
SELECTOR
CDL1
0V
0V
BEAD
0V
K701
Q2
0V
+B
D705
POWER DOWN
T701
POWER ON/OFF RELAY
DETECTOR
D704
D703
R700 2.2
D708
F703
+B
STANDBY
R701
TRANS
1.2K
4 3 2 1
CP706
BM
BN
C106
R106
47u16
390
+
Q101
0V
SURROUND
R108
MUTE
C108
C133
1K
4.7u50
10P
+
0V
0V
Q101
0V
5.0V
0.6V
5.0V
4.0V
0V
Q109
R120
Q102
0V
3.3K
0.6V
0V
5
4.0V
SUB WOOFER
C116
R116
PRE AMPLIFIER
47u16
390
+
0V
4
0V
1
R119
C118
C134
1K
4.7u50
10P
IC106
+
(1/2)
0V
C143
100P
5.0V
R154
5.0V
15K
0V
0V
0V
C140
R134
Q108
4.7u50
Q103
7
3.3K
+
CENTER
8
5.0V
0.6V
MUTE
IC106
R135
(2/2)
1K
0V
11.0V
6
5.0V
12V
C125
R126
47u16
390
+
JK1
L1
0V
2.2uH
Cr
R133
C127
C136
1K
4.7u50
10P
+
L2
2.2uH
Cb
0V
5.0V
L3
5.0V
2.2uH
Y
D101
R130
10K
R129
33K
R132
R131
3.3K
22K
1
2
JK4
8
4.0V
0.6V
Q111
R136
0V
3.3K
0V
JK2
4.0V
SUB WOOFER
Q105
CVBS
R174
MUTE
R170
7
220K
47K
JK3
1
+B
VCC
IC101-103
: TDA7294
2
OPTICAL
GND
IC104,108
: TDA7449L
3
OUTPUT
IC106
: BA4558
OUT
IC601
: KIA7912PI-1
IC602
: KIA7812API-1
IC603
: KA278R33
IC701
: KA78R05
CN702
(Y,M)
: AC110-120V/220-240V~
2
50/60Hz
1
(X)
: AC240V~ 50Hz
(T,E)
: AC230V~ 50Hz
AC INPUT VOLTAGE
F701
F702
DESTINATION
MULTI(110-120V) or (220-240V)
T2.5L 250V
T5.0L 250V
120V ONLY
NO
S5.0A 125V
230/240V ONLY
NO
T2.5L 250V
GENERAL MARKET
GENERAL MARKET
The DC voltage is an actual reading measured with a high
impedance type voltmeter with no signal input. The mea-
surement value may vary depending on the measuring
instruments used or on the product.
BO
BP
SURROUND(R-CH)
R105
POWER AMPLIFIER
22K
+B
+B
32.0V
32.0V
IC101
L101
2
(R-CH)
0.7uH
14
0V
R101
0V
3
C103
10
0.022
4
6
R102
5
16.0V
10
10
11
MUTE
THERMAL
S/C
12
9
SHUT-ON
PROTECTION
STBY
-32.0V
-32.0V
0V
B
B
SURROUND(L-CH)
R115
POWER AMPLIFIER
22K
C113
0.022
+B
+B
32.0V
32.0V
IC102
L102
2
0.7uH
(L-CH)
14
0V
0V
3
R111
10
4
6
5
R112
16.0V
10
10
11
MUTE
THERMAL
S/C
12
9
SHUT-ON
PROTECTION
STBY
-32.0V
-32.0V
0V
B
B
CENTER
R125
POWER AMPLIFIER
22K
+B
+B
32.0V
32.0V
C122
IC103
0.022
L103
2
0.7uH
(C-CH)
14
0V
0V
3
R121
10
4
6
R122
5
16.0V
10
10
11
MUTE
THERMAL
S/C
SHUT-ON
PROTECTION
12
9
STBY
-32.0V
-32.0V
0V
B
B
+B
0V
Q1,605,607
: KTC3198Y
D1-4,709
: UZ5V1
Q2
: KTA1266(Y)
D5,6,101,104,620,701,
Q101-103,105
: KTD1302
706,707
: 1N4148
Q107,110,702
: KTC3200GR
D102,103,703-705,
Q108,109,111 : DTA114YSA
708
: 1N4004
Q601
: KTA1273Y
D601,602
: BU8-04F
Q603,604,606 : KTD2058
D603,610
: BU6-04F or
KBU6G-M
D604
: MTZJ30C
D606
: 1N5239B
D609
: 1N5243B
D611
: MTZJ62C
+B
F005,006
B
F702
JK1
S701
R700
701,703
COUNTRY
ABB.
PX
Y
T5.0L 250V
M
YES
YES
YES
NO
250V
M2
U.K.
T
NO
EUROPE
E
NO
T2.5L 250V
NO
YES
AUSTRALIA
X
YES
Y39-3840-20
BQ
BR
JK102
+B
6
C1
L
2200P
5
REAR
4
RLY101
C2
R
2200P
3
SPEAKERS
2
C3
CENTER
2200P
1
C130
R104
0.047
10 1W
0V
C167
Q107
1000P
0V
C166
1000P
R165
C165
3.3K
1000P
0.6V
C109
R114
CP102
0.047
10 1W
11
RLGND
10
RLGND
9
RRGND
8
RRGND
7
CTGND
C119
R124
0.047
10 1W
6
CTGND
5
GND
4
GND
BH-6
3
GND
2
GND
1
DC DET
R166
560 1W
+B
RLY102
D103
0V
R167
3.3K
0.6V
Q110
0V
JK101
R173
SUB
470
WOOFER
OUTPUT
1
1
AC3
2
2
GND
3
AC3
BH-4
D603
CP609
B
CENTER/REAR
POWER SUPPLY
RXD-DV90(M) (4/4)
DIGITAL LINE
SIGNAL LINE
GND LINE
B LINE
B LINE
RXD-DV90
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