NAD M4 Service Manual page 18

L
ANALOG OUTPUT
R
FM/AM SECTION
C425 BOARD
MAIN MCU
M30281FAHP
FPP BOARD
KEY IR AND DISPLAY
M4 BLOCK DIAGRAM
XM SECTION
(AH VERSION ONLY)
XM BOARD
IIS SIGNAL
IIS SIGNAL
DAB SECTION
(C VERSION ONLY)
NAD DB1 MODULE
L
AUDIO DAC
PCM1796
R
ANALOG OUT L
3 A
1
2
3 A
1
2
ANALOG OUT R
DIGITAL COAX OUT
DIGITAL OPTO OUT
232 TRIG IR INTERFACE