Read Sony XM-3001SXD / XM-6001GXD Service Manual online
10
10
XM-3001SXD/6001GXD
SECTION 3
DIAGRAMS
3-1. BLOCK DIAGRAM
5
1
2
7
5
1
5
7
5
1
5
6
7
3
2
1
6
7
3
3
7
3
2
1
DRIVE
AMP
Q23-26
DRIVE
AMP
Q27-30
GND
CHANGE
Q5,PTC2
Q5,PTC2
POWER
AMP
FET10-12
LPF
POWER
AMP
FET7-9
AMP
Q18,19
21,22,31
8
4
OSC
POWER
LED4
LEVEL
VR1-1
LEVEL
VR1-2
FILTER
VR3-3
VR3-2
VR3-1
VR3-4
PHASE
(40Hz)
VR4
OFF SET
LED2
THERMAL
LED1
OVER
CURRENT
LED3
LPF
B+ REG
Q3
B+ REG
Q1
B- REG
Q2
B- REG
Q32,33
Q32,33
TEST
TONE
LOW BOOST
(40Hz)
VR2
GND
CHANGE
Q36,PTC1
LED
DRIVE
Q39,42
OFFSET
DETECT
Q10
OVER LOAD
DETECT
Q35
AMP
Q17,34
LED
DRIVE
Q11,43
LED
DRIVE
Q14,15
THERMAL
AMP
Q7–9
ON/OFF
DRIVE
FET4-6
ON/OFF
DRIVE
FET1-3
B- REG
Q4
8
11
12
13
2
1
ON/OFF
CONTROL
ON/OFF
CONTROL
PWN
CONTROL
POWER
CONTROL
Q12,13
VCC
DC-DC CONVERTER
IC6
C1
T1
PT1
C2
OUT
CTL
JK1-1
L(MONO)
INPUT
L
JK1-3
L
OUTPUT
(THROUGH)
JK1-2
R
INPUT
JK1-4
R
OUTPUT
(THROUGH)
R
HIGH LEVEL
INPUT
L+R
R+L
SPEAKER
OUT
+12V
GND
REV
TM1
CNT1
TM2
13V
B-
B-
B-
B+
+17V
-17V
B+
OVER LOAD
DETECT
IC8
THR1 THR2 THR3
PRE AMP
IC1(2/2)
13V
LOW BOOST AMP
IC2(2/2)
AMP
IC4(2/2)
PHASE AMP
IC4(1/2)
LINE AMP
IC5(2/2)
LINE AMP
IC5(1/2)
FILTER AMP
IC2(1/2)
AMP
IC3(2/2)
PRE AMP
IC1(1/2)
TEST TONE GEN
IC3(1/2)
B+ CHECK
IC7(1/4),(2/4)
THERMAL DETECT
IC7(3/4)
Q16
TM3
TM4
SW1
XR-6001GXD ONLY
FAULT DETECT
IC7(4/4)
Signal path
: AUDIO
: AUDIO
FUSE 1-3
B+ REG
Q20
2
3
7
14
9
1
2
5
6
13
10
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