Marantz NR1601 Service Manual page 69

A B C
1
2
CN14
VIDEO-5V
3
VIDEO_GND
VIDEO_GND
VIDEO+5V
CN13
RL GND
RL +B
TU_RTGND
4 TU 5V/9V
AGND
AGND
A-8V
A+8V
NC
NC
DA_+5V
X2 VOLT DET
AC MUTE DET
5
6
7
8
9
10
A B C
D E F G
REGULATOR B'D
D114
SCHOTTKY
IC103
NJM7805FA
VIDEO_+5V
OUT
OUT
VIDEO_-5V
IC104
NJM7905FA
SCHOTTKY
D117
D118
SCHOTTKY
IC106
IC105
NJM7805FA NJM7808FA
OUT IN
+8V
OUT
OUT
-8V
IC107
NJM7908FA
OPTION_A
D122
IC108
SCHOTTKY
NJM2388F
C
OUT IN
*OPTION TABLE
MODEL NR1601
AREA U
OPTION_A NJM2388F05 NJM2388F09
NOT USE
OPTION_B
OPTION_C USE
OPTION_D NOT USE
OPTION_E 4700/16
USE
OPTION_F
D E F G
H I J
OPTION_E
IN
IN
OPTION_C
OPTION_F
IN
IN
TU_VOLT_IN TU_VOLT_IN
TU_VOLT_IN TU_VOLT_IN
TU_GND
TU_GND
-5V_IN
-5V_IN
VGND
VGND
+5V_IN
+5V_IN
NC
NC
NC
CP100
N F
NJM2388F09
USE USE
NOT USE NOT USE
USE USE
3300/16 3300/16
NOT USE
USE
AC_MUTE_DET AC_MUTE_DET
X2_VOLT_DET X2_VOLT_DET
+8V_IN
+8V_IN
AGND
AGND
AGND
AGND
AGND
-8V_IN
-8V_IN
CP101
J
H I
69
K L M
REG_COMMON CNT 1/4
REG_CNT
OPTION_D
D126 D124 F104
1N4007 1N4007 T1.6AL/250V
D145 D125
1N4007 1N4007
TU_GND
TU_GND
-5V_IN
-5V_IN
VGND
VGND
+5V_IN
+5V_IN
D127 F105
OPTION_B
1N4007 T1.6AL/250V
TRG 15V
TRG 15V
D128
1N4007
TRG GND
CN100
D129
1N4007
D130
1N4007
D131
1N4007
D132
1N4007
D133 F106
1N4007 T1.6AL/250V
D134
1N4007
Q101
ZD120
OPEN
R133 OPEN
OPEN
ZD119
R132 OPEN
D135 OPEN
Q100
OPEN
OPEN
D136 OPEN
C145
OPEN
D141 1N4007
F107
+8V_IN
T1.6AL/250V
D137 1N4007
+8V_IN
AGND
D142
1N4007
AGND
D138
1N4007
AGND C146
100N(EB)-50V
AGND
D143 1N4007 C148
AGND 100N(EB)-50V
D139 1N4007
-8V_IN
D144 1N4007
F108
-8V_IN
T1.6AL/250V
C147
D140 1N4007
100N(EB)-50V
CN101
SCHEMATIC DIAGRAMS (5/24)
K L M
N O
1
2
3
4
5
6
CP102
AC_IN
VGND
AC_IN
AC_IN
7
8
AC_IN
A_GND
AC_IN
CP104
9
10
N O