Schematic Diagram - Pioneer GM-X424 X1R/UC Service Manual

1
GM-X424, GM-X324
QQ
3 7 63 1515 0

3. SCHEMATIC DIAGRAM

Note: When ordering service parts, be sure to refer to "EXPLODED VIEWS AND PARTS LIST" or "ELECTRICAL PARTS
A
LIST".
THRU-PUT
A Lch
B
A Rch
TE
L 13942296513
B Lch
C
B Rch
AMP UNIT
Consists of
MOTHER PCB
ISOLATOR PCB
SIGNAL ROUTE
: AUDIO SIGNAL
www
D
A B
6
1
http://www.xiaoyu163.com
2
MOTHER PCB
A
B
x ao
y
. i
2
http://www.xiaoyu163.com
3
8
ISOLATOR PCB
ISOLATOR
Q Q
3 6 7 1 3
ISOLATOR
u163
.
DC-DC CONVERTER
3
4
2 9 9 4 2 8
LPF / HPF
R179, 180 : GM-X324 only
VR153 : GM-X424 only
1 5 0 5 8 2 9 9 4
HPF
SWITCHING CONTROL
m
co
S601, R641 : ES and EW
THERMO-DETECTOR
4
9 9
BASS
2 8 9 9
FLAT A
FLAT A
OVER VOLTA
DETECTOR
models only