Schematic Diagram - Pioneer PD-117 Service Manual

1
PD-117

3. SCHEMATIC DIAGRAM

3.1 MOTHER BOARD ASSY, DISPLAY BOARD ASSY and SW BOARD ASSY
PICK UP ASSY
A
PEA1335
MECHANISM
A BOARD
ASSY
PWX1192
B
SPINDLE
MOTOR
ASSY
PEA1235
CARRIAGE
MOTOR
ASSY
CONNECTOR ASSY
PEA1246
RDE1043
C
SIGNAL ROUTE
: AUDIO SIGNAL
: FOCUS SERVO LOOP
: TRACKING SERVO LOOP
: CARRIAGE SERVO LOOP
: SPINDLE DRIVE
: LOADING DRIVE
D
A B
8
1
2
-0.7V
7
5
0V
6
0V
8
0.2V
0V
B
MOTHER BOARD ASSY
PWM2137: WPWXJ TYPE
PWM2136: RDXJ and RLXJ TYPES
S801
D801
C D
2
3
2 23
3
1.8V
4
1.8V
1.6V
1.6V
1.6V
18
1.6V
1.7V
1.7V
0V
0V
DISPLAY BOARD ASSY
C
PWZ2935:WPWXJ,RDXJ and RLXJ TYPES
3
4
33
53
19
5.0V
16
WPWXJ TYPES
3.4V
5.0V
23
4