NAD M5 C/AH User Manual

D
C
YES
NO
YES
YES
NO
NO
Does spindle rotate?
Proper SPWM signal on
CXD1885Q
Check SPWM related
circuit on CXD1885Q.
SP+ & SP- output
properly?
Check the spindle control
amp circuit of motor
driver.
Check the cable connection
between spindle and main PCBA.
YES
YES
NO
NO
Laser turns on when
reading disc?
NO
NO
YES
NO
YES
YES
NO
DVDLD or CDLD
output properly?
Check the laser power circuit
on CXD1881 and connecting to
power transistor.
Collector voltage of
power transistor is OK?
Check the related circuit on
laser power transistor
Check cable connection between
transistor ouput and pick-up
head.
fforesaL?nicsidtuP
Disc ID is correct?
Proper RFSIN signal
on CXD1881?
Check the related circuit
on CXD1881 RFSIN signal.
Check DVDLD & CDLD signal
YES
3-7

NAD M5 C/AH Specifications

General

Brand	NAD
Model	M5 C/AH
Category	CD Player
Language	English