Pioneer GM-DX975/XEVEL Service Manual - Page 15
Browse online or download pdf Service Manual for Amplifier Pioneer GM-DX975/XEVEL. Pioneer GM-DX975/XEVEL 22 pages. Class d five-channel amplifier
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S-LF
FREQ
BASS BOOST
REMOTE CONTROL
CN1
6
B551N-44GF-M009
5
FB11
4
1
VR3-B
NM
3
4
2
10KB
FB10
2
3
NM
1
4
NM
CN51
BASS BOOST
REMOTE
B551N-44GF-M009
B
R232
3K9
IC15
C510
NJM4580CG
VR5-A
1
3
C50K*4
2
100N-M/100V
1
8
R264
VR5-B
4
6
2
7
C50K*4
3K9
5
3
R258
6
4K7
4
5
VR5-C
7
9
C50K*4
8
C512
R269
68N-M/100V
VR5-D
12
10
C50K*4
11
4K7
R257
10K
22/50V
1
8
2
7
C175
180N-M/100V
3
6
4
5
IC20
NJM4580CG
R546
820
FB9
R547
2K4
S-SLOPE
GAIN
VR7
B10K*2
6
3
24dB
4
3
R270
5
2
5
4
2
1
12dB
470
6
1
SW3
CSS-2219
SLOPE
C173
S_GAIN
C201
22/50V
R260
10K
+inB
+OPinA
1
14
-inB
2
-OPinA
13
R550
OPoutA
outB
3
12
R530
C521
10K
4
EoutB
11
EVRouA
22K
10/50V
5
10
VcntA
REFin
6
9
Vref
VcntB
7
8
GND
V+
IC55
NJM2172V
B
P.C.B TOTAL ASSY(SW-IN)
IC16
NJM4580CG
1
8
C203
6
2N2/50V
2
7
5
4
3
6
4
5
R309
4K7
R9
R90
22K
22K
Q90
A1504G
Q91
A1504G
C664
R8
10N/50V
22K
C665
10N/50V
Q93
BL RD
KRC102S
POWER/PROTECT
INDICATOR
LED INDICATOR
POWER: BLUE
PROTECT: RED
AB-CH/S-CH
3
SUB
2
1
A/B
SW4
CSS-2219
A/B-SW
INPUT
LED-B
11
LED-B
LED-A
10
LED-A
5V
9
5V
C164
SUB
8
SUB
AB
22/50V
7
AB
OUT
A
6
OUT
R62
+15V
5
CN2
+15V
22
GND
4
GND
GND
3
GND
R65
-15V
2
-15V
N/C
22
1
N/C
CN55
C22541-2585-11G
B