Pickup (Krs-200A) - Pioneer PDR-555RW Service Manual

PDR-555RW, PDR-V500, PDR-19RW, PDR-509

6. PICKUP (KRS-200A)

The pickup of the PDR-555RW employs the 3-beam differential push-pull method.
Fig. 6-1 KRS-200A
The pickup is incorporated with a drive IC for the laser diode. The surrounding circuits are designed as shown in Fig. 6-2 :
PICKUP ASSY
KRS-200A
28
TWO AXIS
ACTUATOR
IC2
A C
IC1
Fig. 6-2 Surrounding circuit of the pickup
1 FCS -
2 TRK -
3 TRK +
4 FCS +
5 FGND
6 FGND
7 GND
8 F
9 B
10 A
11 H
12 VCC
13 VC
14 G
15 D
16 C
17 E
18 FPD-C
19 FPD-A
20 PGND
21 +5VA(VCC1)
22 AGND(GND1)
23 CMOD
24 FPDVC
25 VRDC
26 VWDC2
27 VWDC1
28 DGND(GND2)
29 +5VD(VCC2)
30 ODON
31 W/XR
32 ENBL
1
32 pin 0.5mm pitch
32
Connector Top View