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A
B
C
D
E
F
G
H
1
2
3
4
5
6
I
J
K
7
8
GX-505/GX-505VCD
■
SCHEMATIC DIAGRAM (GX-505/GX-505VCD MAIN)
* All voltage are measured with a 10M
Ω
/V DC electric volt meter.
* Components having special characteristics are marked
Z
and
must be replaced with parts having specifications equal to those
originally installed.
* Schematic diagram is subject to change without notice.
IC201 : STK496-420Y
2 Channel AF Power Amp
15
11
9
12
17
18
19
20
13
14
1
3
10
R8
R2
R5
R51
R6
TR6
R4
C3
C2
C4
C1
TR3
TR5
TR4
TR2
TR1
TR14
TR13
TR7
TR8
TR9
TR12
TR10
TR24
TR22
TR20
TR11
TR23
TR21
TR19
TR17
TR32
TR31
R18
R13
R32
COMPARATOR
COMPARATOR
R31
R17
R14
R12
TR15
SUB
R7
R9
R19
R3
D1
R15
R16
D6
D7
D31
D32
D35
D33
D34
TR16
22
21
8
6
7
4
2
5
D36
16
SUB
POWER SUPPLY
POWER
SUPPLY
PROTECTION
POWER AMP
MUTING
REGULATOR
REGULATOR
0
-27.4
-12.6
-12.0
-23.6
-12.6
-26.9
-51.0
0
12.5
12.5
23.4
23.3
13.0
13.0
13.0
13.0
0
0
-0.1
-0.1
23.5
15.4
47.9
1.7
0
15.4
23.5
-46.6
51.0
0
0
0
0
0
0
-5.9
(0.7)
(0.7)
-5.9
-0.1
-0.1
-47.7
-23.2
-23.2
-23.2
-15.7
-23.7
-51.0
0
-15.7
-23.7
51.0
50.7
50.4
50.5
-0.8
0
0
0
0
0
0
0
0
0
12.4
12.3
4.9
4.9
11.7
0.6
0
0
0
0
0
-0.8
-23.6
-22.9
-23.7
51.0
-51.0
23.5
11.3
0
-23.7
AC10.4
AC13.5
AC37.8
AC79.5
AC6.1
13.4
13.4
0
0
0
0
0.7
CIRCUIT CHANGES BY MARKET.
O : USED
X : NOT USED
68
P62 K-2
P63 K-2
P64 K-6
P65 K-6
P64 K-4
P65 K-4
P64 K-5
P65 K-5
Содержание GX-505
Страница 4: ...GX 505 GX 505VCD GX 505 VCD GX 505 PANELS B G models U C R A models 3 ...
Страница 5: ...GX 505 GX 505VCD GX 505 VCD A model U C models R model B G models 4 ...
Страница 6: ...GX 505 GX 505VCD GX 505 VCD R T models L model GX 505VCD PANELS 5 ...
Страница 33: ...GX 505 GX 505VCD GX 505 VCD ANODE CONNECTION 32 RIGHT LEFT LEFT RIGHT BELOW UPPER RIGHT CENTER LEFT ...