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VOLTAGE CHART - CONTINUED
IC402 (TC9257F)
PIN'S NUMBER
1
2
3
AM
2.45
2.47
4.29
4.29
FM
2.38
2.41
4.97
4.97
PIN'S NUMBER
11
12
13
14
AM
4.97
4.97
0
2.43
FM
0
0
0
2.36
IC403 (BU1923F)
PIN'S NUMBER
1
2
3
FM
2.13
2.41
2.30
2.27
PIN'S NUMBER
9
10
11
12
FM
0
0
0
4.30
SUB-WOOFER PORTION
TEST CONDITION: DVD PLAY
IC601 (STK402)
PIN'S NUMBER
1
2
3
-0.16
-0.17
-0.16
-0.17
PIN'S NUMBER
9
10
11
12
-30.50
30.30
0
PIN'S NUMBER
17
18
19
20
-0.16
-25.50
-0.16
-0.16
IC901 (STK404)
PIN'S NUMBER
1
2
3
0.15
0.15
0
-30.30
IC951 (BA4558N)
PIN'S NUMBER
1
2
3
0
0
0
-10.60
IC952 (BA4558N)
PIN'S NUMBER
1
2
3
0
0
0
-10.55
IC953 (BA4558N)
PIN'S NUMBER
1
2
3
0
0
0
-10.70
IC954 (BA4558N)
PIN'S NUMBER
1
2
3
0.14
0.14
0
10.72
TRANSISTOR
Q851(8050)
E
C
B
11.74
14.36
12.42
-12.05
4
5
6
7
8
9
0.01
0.14
0.02
0.11
0.02
0
0.14
0
0.11
0
15
16
17
18
19
0
2.44
1.44
1.37
1.15
0
2.36
0.17
0.17
0.76
4
5
6
7
8
4.30
0
0
2.29
13
14
15
16
0
2.06
0
2.25
4
5
6
7
8
0
0
30.50
-30.50
13
14
15
16
0
27.30
0
-26.90
-0.16
21
22
23
24
-0.16
-0.16
0
-26.90
4
5
6
7
8
9
12.04
1.20
-1.05
-30.50
30.50
4
5
6
7
8
0
0
0
10.40
4
5
6
7
8
0
0
0
10.43
4
5
6
7
8
0
0
0
10.43
4
5
6
7
8
0.15
0.15
0.15
10.43
Q802(8550)
E
C
N
-15.74
-12.68
61
IC504 PT2322-S
10
0.02
0
20
1.14
1.08
CTRE_FL
RCMID1_FL
RCMID2_FL
RCBAS1_FL
RCBAS2_FL
10
0
U7 W29EE512P-70
V
DD
V
SS
CE
OE
CONTROL
WE
A0
DECODER
A15
IC BLOCK DIAGRAMS & IC PINS DESCRIPTION
FL
SL
CT
SUB
SR
6-CHANNEL
VOLUME CONTROL
&
MUTE
12
13
14
15
16
TONE
CONTROL
TONE
TONE
ON
DEFEAT
DEFEAT
3D
3D
6-CHANNEL OUTPUT
VOLUME TRIM
U4 FAN8082
GND
1
DQ0
OUTPUT
BUFFER
V
2
DQ7
O1
V
CTL
3
V
4
IN1
CORE
ARRAY
62
FR
3
CTRE_FR
2
RCMID1_FR
1
RCMID2_FR
28
RCBAS1_FR
27
RCBAS2_FR
TONE
CONTROL
ON
26
GND
2
I C
25
CONTROL
SDA
UNIT
8
V
DRIVER OUT
O2
PV
7
CC
PRE DRIVER
SV
6
CC
TSD
BIAS
5
V
LOGIC SWITCH
IN2
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