Pioneer GM-D7500M SERIES Service Manual page 19

5
QQ
3 7 63 1515 0
OOST]
[PRE AMP]
C128
100p/50
R136
5.1k
IC105
1 8
OUT1 VCC
2 7
IN-1 OUT2
3 6
IN+1 IN-2
4 5
GND IN+2
NJM4558MD
R161
220
MU901
Q924
DTC643TU
TE
L 13942296513
-VH (-48v)
-5V
+16V
+5V
+VH (+48v)
UPC494GS
IC602
UPC601
E1 C1
UPC602
9 8
E2 GND
10 7
C2 RT
11 6
VCC CT
R637 12 5
OutoutCont
DTCONT
4.7k
13 4
RetOut FB
R638
14 3
Inv2 Inv1
4.7k 15 2
Non-Inv2
Non-Inv1
16 1
C617
1u/16
www
.
5
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6
+VH (+48v)
IC301
1 16
VAA CSH
C304
2 15
GND VB
R302
1000p 3 14
IN- HO
C302 C303
2.2k 4 13
COMP VS
2200p
2200p 5 12
CSD VCC
6 11
VSS LO
7 10
VREF COM
8 9
OCSET DT
IRS2092
AMP301
-VH (-48v)
Q930
2SA1576A(QR)
Q606
2SB1243(QR)
R628
22k
R634
1M
R635
15k
PRO901
C615 1000p/50
R671
1.8k
Q934
LTC114YUB
LED601
x ao u163
y
NOTE :
Symbol indicates a resistor.
i
No differentiation is made between chip resistors and
discrete resistors.
Symbol indicates a capacitor.
No differentiation is made between chip capacitors and
discrete capacitors.
NM : No Mount
6
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2 9
8
A-b
R315
GATE DRAIN1
3 4
47
DRAIN2
5
SOURCE2 DRAIN3
2 6
D301
SOURCE1 DRAIN4
1 7
RF081M2S Q303
IRF6775
R308
4.7k
R316
R309
GATE DRAIN1
3 4
47
6.8k DRAIN2
5
SOURCE2 DRAIN3
C321
2 6
SOURCE1 DRAIN4
0.1u/50
1 7
Q301
C308
IRF6775
22u/50
R312
1/2W
10
1 7
SOURCE1 DRAIN4
2 6
SOURCE2 DRAIN3
5
DRAIN2
R317
3 4
GATE DRAIN1
47
Q302
IRF6775
1 7
SOURCE1 DRAIN4
2 6
SOURCE2 DRAIN3
5
DRAIN2
R318
3 4
GATE DRAIN1
47
Q304
IRF6775
F.B.
+VH (+48v)
OVER/UNDER VOLTAGE DETECT
Q Q
3 6 7 1 3
R936
4.7k PRO904
PRO905
-5V
Q923
LTA124EUB
PRO902
D934
DAN202U
R921
2.2k
D922
UDZS9R1(B)
BU608
R941
22k
PRO601
Q933
PRO602
DTC114WUA D605
DAN202U
INPUT SENSOR
C611
R691
0.01u/50
3.9k
PRO906
The > mark found on some component parts indicates
.
the importance of the safety factor of the part.
Therefore, when replacing, be sure to use parts of
identical designation.
GM-D7500M/XSUC
7
9 4 2 8
A
AMP UNIT
L301
YTH5022-A
1 5 0 5 8 2 9 9 4
PRO903
DC OFFSET DETECT
L601
BU607
YTH5010-A
Q602
2SA1576A(QR)
GND
1
CN602
VNF1084-A
BR002 BR001
Q691
LTC114EUB
D602
R604 R601
2.2k
10k UDZS7R5(B)
1/4W
m
co
7
8
9 9
A
B
CN301
YKE5032-A
2
1
CN303
VNF1084-A
1
C
2 8 9 9
1
CN302
VNF1084-A
D
E
CN601
YKE5030-B
1 GND
>
2
BackUp
3 Brem
FU601 40A
4
CEK1332
5
GND
F
A
19
8