Schematic Diagram - NAD C521 Service Manual

SCHEMATIC DIAGRAM

M502
M501
0V
0V
2.4V
1.6V
0V
0V
4.8V *0V
0V
4.8V *1.2V
4.9V *0V
4.9V
0V
0V
0V
0V
0V
0V
0V
2.4V
2.4V
2.4V
2.4V
2.4V
2.4V
2.4V
2.4V
2.4V
2.4V
15
0V 0V
0V *1.8V
0V
*1.4V 4.6V
0V
1.7V
5V
1.5V
*0.3V 0V
2.3V
2.5V
2.5V
0V
*0.4V 0V
0V
*0V 4.9V
0V
0.2V
0V
0V
0V
3V *1.6V
2.3V
0V 2.4V
4.9V 2.4V
0V
4.9V
0V 0V
5V 0V 0V 0V 0V 0V 2.4V 0V 0V 2.4V 0V 0V 0V 0V
5V
0V
0V
3.3V
∆0.06V #4.2V
1.6V
0.7V
0V
0.5V
4.7V
0V
4.8V
0V 0V
7.8V
0V
7.8V
0V
0.7V
0V *1.8V
0.5V
5V
5V
0V
4.9V
4.9V
2.4V 5V
*1.2V 3V 0V
2.4V 0V
2.1V 4.9V
2.3V 0V
2.3V 2.3V
0V 0V
5V 5V
5V 5V
0V 0V
2.4V 2.4V
2.5V 2.5V
0V 5V
NOTE: 1. RESISTORS, UNLESS OTHERWISE SPECIFIED, ARE 1/8W.
2. ALL CERAMIC CAPACITORS, UNLESS OTHERWISE SPECIFIED, ARE
50V 10%.
3. COMPONENTS MARKED " " ARE SAFETY CRITICAL PARTS.
4. VOLTAGE SPECIFIED ON THE IC'S PIN WHICH DOES NOT HAS
MARKING IS IN STOP MODE, MARKED WITH " * " IS PLAY MODE, "#" IS
TRAY OPEN MODE AND "∆" IS TRAY CLOSE MODE.
RESISTORS: M- METAL FILM
CARBON FILM UNLESS OTHERWISE SPECIFIED.
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