Pioneer PD-S507 Servicehandleiding - Pagina 29
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- 1. Table of Contents
- 2. Safety Information
- 3. Exploded Views and Parts List
- 4. Front Panel Section
- 5. Schematic Diagram
- 6. Pcb Connection Diagram
- 7. Pcb Parts List
- 8. Main Board Assy
- 9. Adjustment
- 10. General Information
- 10. Display
- 10. Block Diagram
- 11. Panel Facilities and Specifications
- 12. Specifications
6.2.3 Check and Adjustment
1. Focus Offset Adjustment
Test mode
None disc
START
TP1
(CN201)
6
FE
4
VC
MAIN BOARD ASSY
2. Grating Adjustment
Test mode
=
SPDL servo
=
FOCUS servo
=
TRKG servo
Innermost
TEST DISC
circumference
(1 TRK)
PLAY
START
TP1
(CN201)
2
TE
4
VC
MAIN BOARD ASSY
MAIN BOARD ASSY
Player
Turn counterclockwise
from null.
CLOSE
CLOSE
OPEN
Player
Low pass filter 1
DC voltage
VR154
0±50mV
Prove (10:1)
GND
Locate null.
Counterclockwise, Maximum amplitude.
PICKUP
Prove (10:1)
39kΩ
0.001µF
PD-S507
Oscilloscope
DC Mode
V: 5mV/div
H: 10mSec/div
Oscilloscope
DC Mode
V: 10mV/div
H: 5mSec/div
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