Marantz PM-10 Service Manual page 21

SCH12_CONNECT
NC500 L+
MA001
Z6014
GND1
Z6001 GND1
STYLE-PIN
Z6002
STYLE-PIN
CLIP (NC500 Cl i p i n di c ati o n)
Normal :+3.3V
L+ OUT
Cl i p :0V
SCCPIND
(NC500 Overcurrent i n di c ati o n)
Normal :+3.3V
Overcurrent:0V
READY (NC500 Ready i n di c ati o n)
Ready/Not Ready:+3.3V/0V
AMPON (NC500 On/Off Control )
On/Off = 0V/3.3V Q6002
DTC114EK
N6001 To SPK PWB
N9504 R6001
0
N6001
TO N9504
12P-PH
I O UT_L
IOUT_L 1
I O UT_R
IOUT_R 2
AMP_ON 3
SCCPIND 4
CLIP 5
R6020
SCCPIND 6
0
FATAL
7
8
+HV_L +HV_L
-HV_L 9 -HV_L
+HV_R 10 +HV_R
-HV_R 11 -HV_R
D-GND 12
N6006
D-GND
TO N5009
GND LINE POWER+ LINE POWER- LINE Rch SIGNAL
NC500 L-
Z6010
MA002
GND1
GND1
+62.0V
GND1
-15.4V
Q6003
KRC102S
L- OUT
-62.0V
GND1
GND1
+15.4V
-44.8V Q6005
DTC114EK
-19.7V
-VSI G _L
+VSI G _L +19.7V
+HV_L -HV_L
GND1
N6007
GND1
N6007
9P-EH
From SMPS600(1)
MP001
TO N6008
From XLR-IN/VOLUME PWB
N5009
Measurement condition
・ Voltage measurement
No signal
・ Waveform measurement
INPUT: 500mVrms/1KHz(CD)
VOLUME: -24.5dB
OUTPUT: 1W at 8ohms
Lch SIGNAL STBY POWER
NC500 R-
MA003
GND1
GND1
Q6006
KRC102S
R- OUT
GND1
GND1
Q7002
DTC114EK
R7001
0
OPEN
Z6012
GND1
N7006
GND1
TO N5010
GND1
From XLR-IN/VOLUME PWB
N5010
21
NC500 R+
Z6011
MA004
GND1
GND1
GND1
Q7003
KRC102S
R+ OUT
GND1
GND1
Q7005
DTC114EK
GND1
-VSI G _R
+VSI G _R
+HV_R -HV_R
GND1
From SMPS600(2)
MP002
8U-310221-1
CONNECT UNIT
Z6013
GND1
GND1
Q7006
KRC102S
GND1
GND1