Marantz SA8004/K1SG Service Manual page 60

1 2
RSW
PH26 00MWGA1422020
POWER SW PCB(PH26)
8U-110090-2
Z751
STYLE-PIN
4P-PHs
E+3.3V.
N751
1 E+3.3V
2 STB_CNT
3 KEY3
Q751
4 GNDST
GNDST.
ON/STANDBY
S751
SKHVBF
GNDST.
DD+5V
U701
PQ033DNA1ZPH
VOUT 3
VIN
1
NC
4
ON/OFF GND
2 5
GNDM GNDM GNDM GNDM
FR2
FR1
KEY1
KEY2
KEY3
STB_CONT
E+3.3V E+3.3V
E+5V E+5V
RC5F
GND
DISOFF
DIS_SO
DIS_SCL
DIS_CS
DIS_RESET
F+26V F+26V
GND
DD+5V
DD+5V E+3.3V
F+3.3V
F+3.3V
GND
GNDM GNDST
E+3.3V
GND POWER + POWER -
3
PF16 00MWGA1422010
FRONT PCB (PF16)
B701
B701 1P-WIRE
8U-110090-
EARTH
GNDM GNDM
4P-PHs
E+3.3V
N702
1
FL
2
3
4
GNDST
1 2
F+3.3V
GNDM
DIS_OFF
R727
R723 R725
330 680 1.8K
PLAY STOP PAUSE
S722 S724 S726
SKHVBF SKHVBF SKHVB F
GNDST
R724 R726
R728
330 680
1.8K
(SA8004 ONLY)
OPEN/CLOSE NEXT PREVIOUS DISC/USB
S721 S723 S725 S727
SKHVBF SKHVBF SKHVBF SKHVB F
GNDST
4 5
RDP
1
Z703 Z704
FL_HOLDER FL_HOLDER
454310003006 M 454310003006M
Z701
13-BT-237INK
33 34 35 36 37 38 39 40 41 42 43 46 47
GNDM
GNDM
F+26V
F+3.3V
GNDM GNDM GNDM GNDM
GNDM
DD+5V
DISP OFF
D701
SLR342VC
GNDM
Q 701
KRC102S
GNDM
60
6 7
PP26 00MWGA1422040
FRONT USB PCB(PP26)
8U-110090- 4
N552
3P-PHs
1
2
3
N551
6P-FF C
1
2
3
4
5
6
E+5V
R707
(IR-SENSOR)
RPM6936-V4
Z702
GNDST
GNDST GNDST
GNDST GNDST
J741
SHORT
J742
PR16 00MWGA1422030
SHORT
HEAD PHONE PCB(PR16)
8U-110090- 3
J743
SHORT
N 451
J744
8P-PH
SHORT
B8B-PH-K-S(LF)(SN)
1
LIN
RIN 2
GNDM GNDST
ROUT 3
GND 4
LOUT 5
L451 0
H.R 6
HGND 7
H.L 8
L452
0
SCHEMATIC DIAGRAMS (6/6)
8
RU S
K551
A
USB_CONNECTOR
VBUS
1
D-
2
D+
3
4 GND
C551 0.1
C552 0.1
D551
B551
1SS302
1P-WIRE
2
B
1
3
EART H
GNDU
B552
1P-WIRE EART H
C
D
RH P
8 7
V451
A10K
E
V451
A10K
K451
JY6313_01-030
2
2
3 3
1 1
B451
1P-WIRE
EARTH
F