NAD T572C Service Manual page 3

2. DVD DSP CIRCUIT DIAGRAM
DVD/CD picture
audio abnormal
DRAM Control
Scratched
Disc abnormal
Focus Servo Loop Sled Servo Loop
Spindle Servo Loop
Tracking Servo Loop
RF SIGNAL
Spindle Servo fail
D202
D201
Sled Servo fail
WAVEFORM
µ-com
CD/DVD picture
Interface adress
audio abnormal
5 6
Tracking
Focus Servo
Servo fail
fail
3-19 3-20
Disc Detect
Error
R283
R284
'02. 03. 19 R14135A