Schematic Diagrams (4/6); Power - Marantz HD-DAC1 Service Manual

1 2 3
A
SUB TRANS PCB
Option : F901
B
AC220~230V(E/K) : T 630mA L 250V
AC100~120V(U/J) : T 2A L 250V
!
L
F901
!
N
C
D
CN92
CJP02GA89ZY
FROM TRANS
E
F
!
G
2
1
H
J
K
L
M
GND LINE POWER+ LINE POWER- LINE STBY POWER
1 2 3
4 5 6
!
! D901 US1M
9
! US1M
D902
8
2 !
D903 US1M
7
!
D904 US1M
6
GND_S
4 5
T901 R930
!
CLT5I009ZE
D905 US1M
D910
!
! D906 US1M
RY91
2 1
!
3 4
!
CY92
R908
0.01uF/AC250V
OPEN Q902
KRC102S
Q901
KRC106S
!
LF91
GND_S
CLZ9Z086Z
0.01uF/AC250V
CY93
!
1 2
!
!
1 2
MAIN : POWER PART
F902
T2AL/250V
T902
!
MAIN_TRANS
F903
T3.15AL/250V
3
7
4
6 !
5
5
4
6
3
7
2
8
1
9 !
1 AC15V
10
2 DNDA
11 F904
3 AC15V
T200mAL/250V
BK93 BK94
CHGND3
EARTH
BK95
CHGND2
ANALOG Rch ANALOG Lch SIGNAL
4 5 6
7 8 9 10
D908
1SS355T
L901
IC91 NJM2831F33
CLZNFM21PC105B1C3D
5 VIN VOUT 4
2 GND NC 3
1 GND_S
+3.3ST_
R929 0
2.2K
R902
OPEN Q903
4.7K
KRC102S
Q904
OPEN
GND_S
R909 0
GND_S
1 3 5
2 4
WF94
CJP11HJ282Z
CN94
CJP11GI281Z
1 3 5
2 4
IC96
KIA78R05PI
MOTER5V
VIN
1 2
R921
4
10K
3
GND1
RADIATOR
TR SHIELD +5V_D
D912
IC93
HEAT-SINK
GBJ606BHA BA00JC5WTHA
R910
2 1 5
CTL C
10K
4 1 2
VCC
!
3 3 GND VOUT 4
C909
0.1uF
GND1 GND1
TR SHIELD
IC92
HEAT-SINK
BA00JC5WTHA
R914
RADIATOR 1 5
! CTL C
4.7K
2 D913 2 VCC
GBJ606BHA
4 1 3 GND VOUT 4
4 5
3
IC97
FDC608PZ
3 2
GND1
Q916
! !
KRC102S
D914 D915 GND1
Q905
L902
US1M US1M KTC4373 BLM21PG221SN1
+42V_F
D916 D917
Q907
US1M US1M
KRA104S
! !
D921
1SS355T
D927
1SS355T
MOTER5V
GND1
Q906 P_DWN_DISP.
KRC102S
GND1
DSD/PCM SPDIF
7 8 9 10
59
11 12 13
D925
1SS355T
Q911
KRC102S
Q909
KRA104S
D926
1SS355T
Q910 GND_S GND3
KRC102S GND_S
GND_S
7 9 11
GND_S
6 8 10
7 9 11
6 8 10
GND1
BK1
1
LAND
BK2
1
LAND
GND1
IC94
KIA278R33PI
L903
CLZNFM21PC105B1C3D +3.3V_USB
VIN VOUT
1 2
4 CTRL
3
GND1
IC95
KIA278R33PI L905
+3.3V_D
CLZNFM21PC105B1C3D
6
VIN VOUT
1 2
+5V_USB
4
CTRL
3
1
GND1
CTL_USB
ST2.0V
SHORT_+3.3VD
D929
+3.3V_D
Q915 1SS355T
SHORT_+3.3VD Q914
ST2.0V KRA104S
KRC102S
+42V_F
D930
1SS355T
Q908
+5V_D
KRC102S
GND1
GND1
C926
1000P
C927
1000P
GND1
CHGND1
CHGND3 CHGND3 CHGND2
GND1 GND1 GND1

SCHEMATIC DIAGRAMS (4/6)

POWER

11 12 13
14 15 16
A
B
C
D
E
F
BN84
GND
GND
GND1
+5V_USB
+5V_USB
+5V_USB
+5V_USB
BN84
CWB05
G
BN92
BN92
CWB15
GND
CTL USB
CTL_USB
P_DWN. L910 BLM21PG221SN1
P_DWN
L911 BLM21PG221SN1
VOLTAGE_PROTECT
SHORT
L912 BLM21PG221SN1
STB_CNT STB_CNT
L916 BLM21PG221SN1
+3.3ST +3.3NSW
L917 BLM21PG221SN1
MOTER5V MOTER5V
+3.3_USB
H
L918
+3.3V_USB +3.3_USB
BLM21PG221SN1
GND_USB
GND_D
BLM21PG221SN1
L919
+5V_D +5V_DS
L920 BLM21PG221SN1
+3.3V_D5
L921 BLM21PG221SN1
+42V
GND_F
GND1 GND1
J
JW91
1 LAND
K
L
M
14 15 16