NAD C 390DD, Service Manual

Page: 69 / 88

C108_CHL
FB_CHL
FB_CHR
C108_CHR
PWMCKR
PWMCKL
FB1_L
R
se
nse
R
R
se
nse
L
FB0_R
FB1_R
FB0_L
REF0_LA
REF2_LA
REF1_LA
REF1_LB
REF2_LB
REF0_LB
REF1_RB
REF2_RA
REF2_RB
REF0_RB
REF1_RA
REF0_RA
AFP AFPchan.SchDoc
844kHz
CH4_REF2
CH4_REF1
CH4_REF0
CH6_REF1
CH1_REF0
CH5_PWM0_B
CH2_PWM0_B
CH3_REF1
CH5_REF0
CH7_REF0
CH1_REF2
CH5_PWM2_B
INTERRUPT
CH5_REF1
CH6_REF2
CH4_5_WS
CH7_REF2
CH0_REF0
CH6_REF0
CH0_REF2
CH4_5_SCK
CH2_REF0
CH7_REF1
CH3_REF2
CH4_5_SD
BRIDGE
CH2_REF2
CH2_FB1
CH2_FB0
SPI_SD
CH1_REF1
CH2_PWM2_B
CH5_FB1
CH5_FB0
SPI_CS
CH5_REF2
CH0_REF1
!RESET
CH3_REF0
CH2_REF1
SPI_CK
CH6_7_SD
CH6_7_SCK
CH6_7_WS
PWMCKL
C108_R
C108_L
PWMCKR
MOD
Modulator2.schdoc
844kHz
PSU
Powersupplies2.SchDoc
SPI_SD
SYS_DAC_EN
S
Y
S
_
P
_
S
E
N
_2.5_L
S
Y
S
_
T
E
MP_MECH
CH4_5_SD
SYS_P_SEN_5.5_R
SPI_CS
SPI_CK
S
Y
S
_
P
_
S
E
N
_5.5_L
S
Y
S
_TEM
P
_LI
N
_
R
S
Y
S
_
R
ELAY
SYS_P_SEN_2.5_R
!RESET
S
Y
S
_TEM
P
_LI
N
_
L
INTERRUPT
CH4_5_WS
CH4_5_SCK
BRIDGE
CH6_7_WS
CH6_7_SCK
CH6_7_SD
OC
S
_
L
OC
S
_
R
CON Conn.SchDoc
DAC Enable
LB_REF0
LA_REF2
LB_REF1
LB_REF2
LA_REF1
LA_REF0
RA_REF0
RB_REF1
RB_REF2
RB_REF0
RA_REF2
RA_REF1
DAC
DACchan.SchDoc
Switchoutput
Bottom drive
Top drive
C
H
_
T
EMP
CHL
Outputchannel200w.SchDoc
Switchoutput
Bottom drive
Top drive
C
H
_
T
EMP
CHR
Outputchannel200w.SchDoc
1
2
J2
Header 2
1
2
J3
Header 2
Switchinput
RS
E
N
S
E
Output +
Feedback
Output -
RL2
RL1_VAMP
CHLF
Outputfilter.SchDoc
Switchinput
RS
E
N
S
E
RL1_VAMP
RL2
Output -
Feedback
Output +
CHRF
Outputfilter.SchDoc
RS
E
N
S
E
VA
M
P
SYS_P_SEN_2.5
SYS_P_SEN_5.5
PSR
Power Sense.SchDoc
S
Y
S
_TEM
P
_MECH
S
Y
S
_
R
ELAY
R
L1L
R
L2L
R
L2R
R
L1R
RY
Relay.SchDoc
RS
E
N
S
E
VA
M
P
S
Y
S
_
P
_
S
E
N
_2.5
S
Y
S
_
P
_
S
E
N
_5.5
PSL
Power Sense.SchDoc
AMP Board