Sony XM-D500X Service Manual page 11

Q Q
3 7 6 3 1 5 1 5 0
1 2 3
A
MC14
D20
B
R144
R145
D19
R146
C
FET9
R147
G
D
R148
S
R152
FET10
G
D
D
S
G
T E
L D 1 3 9 4 2 2 9 6 5 1 3
S
FET11
E
G
D
S
FET12
LF2
F
MC13 MC21
MC22
EC16 EC18
G
EC21 EC19
H
MC24 MC23
(+) (-) (+) (-)
w w w
I
L+R L+R
TER2
.
SPEAKER OUT
J
4 5 6
Q26 Q30
E B C E B C
EC31 EC30
Q25 Q29
E B C E B C
Q24 Q28
E B C E B C
EC33 EC32
Q23 Q27
E B C E B C
Q22 Q31
E B C E B C
EC38 EC37
Q18 Q21
B C E E C B
EC40 EC39
B C E
MC25
Q19
THR2
EC58
Q3
ZD3
EC9
C
B EC3
E
EC8 EC7
Q4
EC10
C
MC9
B
ZD4 EC4
E
MC10
EC51 EC52
MC7 MC6
MC8
VR2 VR3 VR1
1 3 1 3 1 3
EC17
6 4
VR2 VR3 VR1
LOW BOOST LPF LEVEL
(40Hz)
x a o
1 2 3 1 2 3 1 y 2 3
i
6 5 4 6 5 4 6 5 4
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8
7 8 9
PT1
DC-DC CONVERTER
R124
TRANSFORMER
EC13
8
P
9
ZD5
10
Q20
B 5
D13
C
6
E
D14
MC11 7
PTC2
D2
MC26
EC61 EC14
MC12
PTC1
Q Q
3 7 6 3
1
IC6
Q33
16
E C B
EC50
D8
Q1
ZD1 EC28
C
B
E
EC6 EC5
Q2
EC11 EC12
C
B
ZD2
EC29
E
CNT2
EC1
CNT1
JK1
-4 -2
-3 -1
-1 -3
L R
-2 -4
-3 -1
L L
u 1 6 3
CNT1
HIGH LEVEL
INPUT
-4 -2
.
OUTPUT INPUT
(THROUGH)
JK1
11 11
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2 4
9 9 8
10 11 12
MAIN BOARD (SIDE B)
EC22
FET1
S
D
R101
G
4
FET2
EC23
S
3
D
G
FET3
EC24 S
2
D
G
MC15
1
FET4
S
EC25
D
7 6 G
8 5
T1 FET5
PULSE
S
TRANSFORMER
EC26
1 5 1 5 0 8 9 2 4 D
4 1
G
3 2
9
EC15 FET6
S
Q38
EC27 D
B
G
C
E
B
C
E
Q37
Q12
B
C
E
1
2 LF1
3
(GND) (+12V) (REM)
m
c o FUSE1 FUSE2
40A 40A
GND +12V REM
TER1
XM-D500X
2
9 9
13 14
POWER/
PROTECTOR
9 8 2 9 9
LED3 LED2
(PROTECTOR) (POWER)
LED BOARD
MC16
CON2
1 2 3
MC20
11
(11)
1-861-506-
11
(11)
1-861-505-